update

add print_to_checker at product outlet
update order response
2026-05-28 15:30:18 +07:00 · 2026-05-28 13:49:57 +07:00 · 2026-05-25 20:28:24 +07:00 · 2026-05-21 23:05:25 +07:00 · 2026-05-21 21:27:57 +07:00 · 2026-05-21 21:20:54 +07:00
144 changed files with 7868 additions and 1137 deletions
@@ -6,3 +6,6 @@ config/env/*
 !.env

 vendor
+
+# Firebase service account credentials
+infra/firebase-service-account.json
@@ -1,5 +1,5 @@
 # 1) Build stage
-FROM golang:1.21-alpine AS build
+FROM golang:1.24-alpine AS build
 RUN apk --no-cache add ca-certificates tzdata git curl
 WORKDIR /src
 COPY go.mod go.sum ./
@@ -13,7 +13,7 @@ RUN apt-get update && apt-get install -y ca-certificates tzdata curl && rm -rf /
 RUN groupadd -r appuser && useradd -r -g appuser appuser
 COPY --from=build /out/app /app
 ENV TZ=Asia/Jakarta
-EXPOSE 3300
+EXPOSE 4000
 HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
  CMD curl -fsS http://localhost:3300/health || exit 1
 USER appuser
@@ -12,13 +12,18 @@ func main() {
 	cfg := config.LoadConfig()
 	logger.Setup(cfg.LogLevel(), cfg.LogFormat())

-	db, err := db.NewPostgres(cfg.Database)
+	pg, err := db.NewPostgres(cfg.Database)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	redisClient, err := db.NewRedisClient(cfg.Redis)
 	if err != nil {
 		log.Fatal(err)
 	}

 	logger.NonContext.Info("helloworld")
-	application := app.NewApp(db)
+	application := app.NewApp(pg, redisClient)

 	if err := application.Initialize(cfg); err != nil {
 		log.Fatalf("Failed to initialize application: %v", err)
@@ -26,10 +26,12 @@ var (
 type Config struct {
 	Server   Server   `mapstructure:"server"`
 	Database Database `mapstructure:"postgresql"`
+	Redis    Redis    `mapstructure:"redis"`
 	Jwt      Jwt      `mapstructure:"jwt"`
 	Log      Log      `mapstructure:"log"`
 	S3Config S3Config `mapstructure:"s3"`
 	Fonnte   Fonnte   `mapstructure:"fonnte"`
+	FCM      FCM      `mapstructure:"fcm"`
 }

 var (
@@ -94,3 +96,7 @@ func (c *Config) LogFormat() string {
 func (c *Config) GetFonnte() *Fonnte {
 	return &c.Fonnte
 }
+
+func (c *Config) GetFCM() *FCM {
+	return &c.FCM
+}
@@ -0,0 +1,14 @@
+package config
+
+type FCM struct {
+	CredentialsFile string `mapstructure:"credentials_file"`
+	ProjectID       string `mapstructure:"project_id"`
+}
+
+func (f *FCM) GetCredentialsFile() string {
+	return f.CredentialsFile
+}
+
+func (f *FCM) GetProjectID() string {
+	return f.ProjectID
+}
@@ -0,0 +1,55 @@
+package config
+
+import (
+	"fmt"
+	"time"
+)
+
+type Redis struct {
+	Host               string `mapstructure:"host"`
+	Port               int    `mapstructure:"port"`
+	Password           string `mapstructure:"password"`
+	DB                 int    `mapstructure:"db"`
+	DialTimeout        string `mapstructure:"dial_timeout"`
+	ReadTimeout        string `mapstructure:"read_timeout"`
+	WriteTimeout       string `mapstructure:"write_timeout"`
+	PoolSize           int    `mapstructure:"pool_size"`
+	MinIdleConnections int    `mapstructure:"min_idle_connections"`
+}
+
+func (r Redis) Addr() string {
+	return fmt.Sprintf("%s:%d", r.Host, r.Port)
+}
+
+func (r Redis) ParseDialTimeout() time.Duration {
+	if r.DialTimeout == "" {
+		return 5 * time.Second
+	}
+	d, err := time.ParseDuration(r.DialTimeout)
+	if err != nil {
+		return 5 * time.Second
+	}
+	return d
+}
+
+func (r Redis) ParseReadTimeout() time.Duration {
+	if r.ReadTimeout == "" {
+		return 3 * time.Second
+	}
+	d, err := time.ParseDuration(r.ReadTimeout)
+	if err != nil {
+		return 3 * time.Second
+	}
+	return d
+}
+
+func (r Redis) ParseWriteTimeout() time.Duration {
+	if r.WriteTimeout == "" {
+		return 3 * time.Second
+	}
+	d, err := time.ParseDuration(r.WriteTimeout)
+	if err != nil {
+		return 3 * time.Second
+	}
+	return d
+}
@@ -4,4 +4,5 @@ type Server struct {
 	Port         string `mapstructure:"port"`
 	BaseUrl      string `mapstructure:"common-url"`
 	LocalUrl     string `mapstructure:"local-url"`
+	SelfOrderUrl string `mapstructure:"self-order-url"`
 }
@@ -2,7 +2,7 @@
 set -euo pipefail

 APP_NAME="apskel-pos"
-PORT="3300"
+PORT="4000"

 echo "🔄 Pulling latest code..."
 git pull
@@ -1,28 +1,54 @@
 module apskel-pos-be

-go 1.21
+go 1.24

 require (
 	github.com/gin-gonic/gin v1.9.1
 	github.com/go-playground/validator/v10 v10.17.0
-	github.com/google/uuid v1.1.2
+	github.com/google/uuid v1.6.0
 	github.com/lib/pq v1.2.0
 	github.com/spf13/viper v1.16.0
 	gopkg.in/yaml.v3 v3.0.1
 )

 require (
+	cel.dev/expr v0.23.1 // indirect
+	cloud.google.com/go v0.121.0 // indirect
+	cloud.google.com/go/auth v0.16.1 // indirect
+	cloud.google.com/go/auth/oauth2adapt v0.2.8 // indirect
+	cloud.google.com/go/compute/metadata v0.6.0 // indirect
+	cloud.google.com/go/firestore v1.18.0 // indirect
+	cloud.google.com/go/iam v1.5.2 // indirect
+	cloud.google.com/go/longrunning v0.6.7 // indirect
+	cloud.google.com/go/monitoring v1.24.2 // indirect
+	cloud.google.com/go/storage v1.53.0 // indirect
+	github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.27.0 // indirect
+	github.com/GoogleCloudPlatform/opentelemetry-operations-go/exporter/metric v0.51.0 // indirect
+	github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/resourcemapping v0.51.0 // indirect
+	github.com/MicahParks/keyfunc v1.9.0 // indirect
 	github.com/bytedance/sonic v1.10.2 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/chenzhuoyu/base64x v0.0.0-20230717121745-296ad89f973d // indirect
 	github.com/chenzhuoyu/iasm v0.9.1 // indirect
+	github.com/cncf/xds/go v0.0.0-20250501225837-2ac532fd4443 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/envoyproxy/go-control-plane/envoy v1.32.4 // indirect
+	github.com/envoyproxy/protoc-gen-validate v1.2.1 // indirect
+	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.3 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/go-jose/go-jose/v4 v4.0.5 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/goccy/go-json v0.10.2 // indirect
-	github.com/google/go-cmp v0.6.0 // indirect
+	github.com/golang-jwt/jwt/v4 v4.5.2 // indirect
+	github.com/golang/protobuf v1.5.4 // indirect
+	github.com/google/s2a-go v0.1.9 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.3.6 // indirect
+	github.com/googleapis/gax-go/v2 v2.14.1 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
@@ -31,7 +57,7 @@ require (
 	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/jmespath/go-jmespath v0.4.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/klauspost/cpuid/v2 v2.2.6 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.10 // indirect
 	github.com/leodido/go-urn v1.2.4 // indirect
 	github.com/magiconair/properties v1.8.7 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
@@ -39,34 +65,57 @@ require (
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/pelletier/go-toml/v2 v2.1.1 // indirect
+	github.com/planetscale/vtprotobuf v0.6.1-0.20240319094008-0393e58bdf10 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/rogpeppe/go-internal v1.11.0 // indirect
-	github.com/spf13/afero v1.9.5 // indirect
+	github.com/spf13/afero v1.10.0 // indirect
 	github.com/spf13/cast v1.5.1 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/stretchr/objx v0.5.0 // indirect
+	github.com/spiffe/go-spiffe/v2 v2.5.0 // indirect
+	github.com/stretchr/objx v0.5.2 // indirect
 	github.com/subosito/gotenv v1.4.2 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.12 // indirect
-	go.uber.org/atomic v1.10.0 // indirect
+	github.com/zeebo/errs v1.4.0 // indirect
+	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
+	go.opentelemetry.io/contrib/detectors/gcp v1.35.0 // indirect
+	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.60.0 // indirect
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.60.0 // indirect
+	go.opentelemetry.io/otel v1.35.0 // indirect
+	go.opentelemetry.io/otel/metric v1.35.0 // indirect
+	go.opentelemetry.io/otel/sdk v1.35.0 // indirect
+	go.opentelemetry.io/otel/sdk/metric v1.35.0 // indirect
+	go.opentelemetry.io/otel/trace v1.35.0 // indirect
+	go.uber.org/atomic v1.11.0 // indirect
 	go.uber.org/multierr v1.8.0 // indirect
 	golang.org/x/arch v0.7.0 // indirect
-	golang.org/x/net v0.30.0 // indirect
-	golang.org/x/sys v0.26.0 // indirect
-	golang.org/x/text v0.20.0 // indirect
-	google.golang.org/protobuf v1.32.0 // indirect
+	golang.org/x/net v0.42.0 // indirect
+	golang.org/x/oauth2 v0.30.0 // indirect
+	golang.org/x/sync v0.16.0 // indirect
+	golang.org/x/sys v0.34.0 // indirect
+	golang.org/x/text v0.27.0 // indirect
+	golang.org/x/time v0.11.0 // indirect
+	google.golang.org/appengine/v2 v2.0.6 // indirect
+	google.golang.org/genproto v0.0.0-20250505200425-f936aa4a68b2 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20250505200425-f936aa4a68b2 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20250505200425-f936aa4a68b2 // indirect
+	google.golang.org/grpc v1.72.0 // indirect
+	google.golang.org/protobuf v1.36.6 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 )

 require (
+	firebase.google.com/go/v4 v4.19.0
 	github.com/aws/aws-sdk-go v1.55.7
+	github.com/boombuler/barcode v1.1.0
 	github.com/golang-jwt/jwt/v5 v5.2.3
+	github.com/redis/go-redis/v9 v9.19.0
 	github.com/sirupsen/logrus v1.9.3
-	github.com/stretchr/testify v1.8.4
+	github.com/stretchr/testify v1.10.0
 	go.uber.org/zap v1.21.0
-	golang.org/x/crypto v0.28.0
+	golang.org/x/crypto v0.40.0
+	google.golang.org/api v0.231.0
 	gorm.io/driver/postgres v1.5.0
 	gorm.io/gorm v1.30.0
 )
@@ -1,3 +1,5 @@
+cel.dev/expr v0.23.1 h1:K4KOtPCJQjVggkARsjG9RWXP6O4R73aHeJMa/dmCQQg=
+cel.dev/expr v0.23.1/go.mod h1:hLPLo1W4QUmuYdA72RBX06QTs6MXw941piREPl3Yfiw=
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
@@ -17,14 +19,32 @@ cloud.google.com/go v0.65.0/go.mod h1:O5N8zS7uWy9vkA9vayVHs65eM1ubvY4h553ofrNHOb
 cloud.google.com/go v0.72.0/go.mod h1:M+5Vjvlc2wnp6tjzE102Dw08nGShTscUx2nZMufOKPI=
 cloud.google.com/go v0.74.0/go.mod h1:VV1xSbzvo+9QJOxLDaJfTjx5e+MePCpCWwvftOeQmWk=
 cloud.google.com/go v0.75.0/go.mod h1:VGuuCn7PG0dwsd5XPVm2Mm3wlh3EL55/79EKB6hlPTY=
+cloud.google.com/go v0.121.0 h1:pgfwva8nGw7vivjZiRfrmglGWiCJBP+0OmDpenG/Fwg=
+cloud.google.com/go v0.121.0/go.mod h1:rS7Kytwheu/y9buoDmu5EIpMMCI4Mb8ND4aeN4Vwj7Q=
+cloud.google.com/go/auth v0.16.1 h1:XrXauHMd30LhQYVRHLGvJiYeczweKQXZxsTbV9TiguU=
+cloud.google.com/go/auth v0.16.1/go.mod h1:1howDHJ5IETh/LwYs3ZxvlkXF48aSqqJUM+5o02dNOI=
+cloud.google.com/go/auth/oauth2adapt v0.2.8 h1:keo8NaayQZ6wimpNSmW5OPc283g65QNIiLpZnkHRbnc=
+cloud.google.com/go/auth/oauth2adapt v0.2.8/go.mod h1:XQ9y31RkqZCcwJWNSx2Xvric3RrU88hAYYbjDWYDL+c=
 cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o=
 cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE=
 cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc=
 cloud.google.com/go/bigquery v1.5.0/go.mod h1:snEHRnqQbz117VIFhE8bmtwIDY80NLUZUMb4Nv6dBIg=
 cloud.google.com/go/bigquery v1.7.0/go.mod h1://okPTzCYNXSlb24MZs83e2Do+h+VXtc4gLoIoXIAPc=
 cloud.google.com/go/bigquery v1.8.0/go.mod h1:J5hqkt3O0uAFnINi6JXValWIb1v0goeZM77hZzJN/fQ=
+cloud.google.com/go/compute/metadata v0.6.0 h1:A6hENjEsCDtC1k8byVsgwvVcioamEHvZ4j01OwKxG9I=
+cloud.google.com/go/compute/metadata v0.6.0/go.mod h1:FjyFAW1MW0C203CEOMDTu3Dk1FlqW3Rga40jzHL4hfg=
 cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
 cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk=
+cloud.google.com/go/firestore v1.18.0 h1:cuydCaLS7Vl2SatAeivXyhbhDEIR8BDmtn4egDhIn2s=
+cloud.google.com/go/firestore v1.18.0/go.mod h1:5ye0v48PhseZBdcl0qbl3uttu7FIEwEYVaWm0UIEOEU=
+cloud.google.com/go/iam v1.5.2 h1:qgFRAGEmd8z6dJ/qyEchAuL9jpswyODjA2lS+w234g8=
+cloud.google.com/go/iam v1.5.2/go.mod h1:SE1vg0N81zQqLzQEwxL2WI6yhetBdbNQuTvIKCSkUHE=
+cloud.google.com/go/logging v1.13.0 h1:7j0HgAp0B94o1YRDqiqm26w4q1rDMH7XNRU34lJXHYc=
+cloud.google.com/go/logging v1.13.0/go.mod h1:36CoKh6KA/M0PbhPKMq6/qety2DCAErbhXT62TuXALA=
+cloud.google.com/go/longrunning v0.6.7 h1:IGtfDWHhQCgCjwQjV9iiLnUta9LBCo8R9QmAFsS/PrE=
+cloud.google.com/go/longrunning v0.6.7/go.mod h1:EAFV3IZAKmM56TyiE6VAP3VoTzhZzySwI/YI1s/nRsY=
+cloud.google.com/go/monitoring v1.24.2 h1:5OTsoJ1dXYIiMiuL+sYscLc9BumrL3CarVLL7dd7lHM=
+cloud.google.com/go/monitoring v1.24.2/go.mod h1:x7yzPWcgDRnPEv3sI+jJGBkwl5qINf+6qY4eq0I9B4U=
 cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
 cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw=
 cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA=
@@ -35,18 +55,42 @@ cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohl
 cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
 cloud.google.com/go/storage v1.14.0/go.mod h1:GrKmX003DSIwi9o29oFT7YDnHYwZoctc3fOKtUw0Xmo=
+cloud.google.com/go/storage v1.53.0 h1:gg0ERZwL17pJ+Cz3cD2qS60w1WMDnwcm5YPAIQBHUAw=
+cloud.google.com/go/storage v1.53.0/go.mod h1:7/eO2a/srr9ImZW9k5uufcNahT2+fPb8w5it1i5boaA=
+cloud.google.com/go/trace v1.11.6 h1:2O2zjPzqPYAHrn3OKl029qlqG6W8ZdYaOWRyr8NgMT4=
+cloud.google.com/go/trace v1.11.6/go.mod h1:GA855OeDEBiBMzcckLPE2kDunIpC72N+Pq8WFieFjnI=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
+firebase.google.com/go/v4 v4.19.0 h1:f5NMlC2YHFsncz00c2+ecBr+ZYlRMhKIhj1z8Iz0lD8=
+firebase.google.com/go/v4 v4.19.0/go.mod h1:P7UfBpzc8+Z3MckX79+zsWzKVfpGryr6HLbAe7gCWfs=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
+github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.27.0 h1:ErKg/3iS1AKcTkf3yixlZ54f9U1rljCkQyEXWUnIUxc=
+github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.27.0/go.mod h1:yAZHSGnqScoU556rBOVkwLze6WP5N+U11RHuWaGVxwY=
+github.com/GoogleCloudPlatform/opentelemetry-operations-go/exporter/metric v0.51.0 h1:fYE9p3esPxA/C0rQ0AHhP0drtPXDRhaWiwg1DPqO7IU=
+github.com/GoogleCloudPlatform/opentelemetry-operations-go/exporter/metric v0.51.0/go.mod h1:BnBReJLvVYx2CS/UHOgVz2BXKXD9wsQPxZug20nZhd0=
+github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/cloudmock v0.51.0 h1:OqVGm6Ei3x5+yZmSJG1Mh2NwHvpVmZ08CB5qJhT9Nuk=
+github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/cloudmock v0.51.0/go.mod h1:SZiPHWGOOk3bl8tkevxkoiwPgsIl6CwrWcbwjfHZpdM=
+github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/resourcemapping v0.51.0 h1:6/0iUd0xrnX7qt+mLNRwg5c0PGv8wpE8K90ryANQwMI=
+github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/resourcemapping v0.51.0/go.mod h1:otE2jQekW/PqXk1Awf5lmfokJx4uwuqcj1ab5SpGeW0=
+github.com/MicahParks/keyfunc v1.9.0 h1:lhKd5xrFHLNOWrDc4Tyb/Q1AJ4LCzQ48GVJyVIID3+o=
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@@ -61,6 +105,8 @@ github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDk
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@@ -70,7 +116,17 @@ github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.m
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@@ -84,6 +140,13 @@ github.com/gin-gonic/gin v1.9.1/go.mod h1:hPrL7YrpYKXt5YId3A/Tnip5kqbEAP+KLuI3SU
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@@ -94,6 +157,9 @@ github.com/go-playground/validator/v10 v10.17.0 h1:SmVVlfAOtlZncTxRuinDPomC2DkXJ
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@@ -121,6 +187,9 @@ github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvq
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@@ -132,12 +201,16 @@ github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
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@@ -149,10 +222,17 @@ github.com/google/pprof v0.0.0-20201023163331-3e6fc7fc9c4c/go.mod h1:kpwsk12EmLe
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@@ -181,8 +261,8 @@ github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1
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@@ -215,17 +295,21 @@ github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINE
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
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 github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
-github.com/spf13/afero v1.9.5 h1:stMpOSZFs//0Lv29HduCmli3GUfpFoF3Y1Q/aXj/wVM=
-github.com/spf13/afero v1.9.5/go.mod h1:UBogFpq8E9Hx+xc5CNTTEpTnuHVmXDwZcZcE1eb/UhQ=
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 github.com/spf13/jwalterweatherman v1.1.0 h1:ue6voC5bR5F8YxI5S67j9i582FU4Qvo2bmqnqMYADFk=
@@ -234,10 +318,13 @@ github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/viper v1.16.0 h1:rGGH0XDZhdUOryiDWjmIvUSWpbNqisK8Wk0Vyefw8hc=
 github.com/spf13/viper v1.16.0/go.mod h1:yg78JgCJcbrQOvV9YLXgkLaZqUidkY9K+Dd1FofRzQg=
+github.com/spiffe/go-spiffe/v2 v2.5.0 h1:N2I01KCUkv1FAjZXJMwh95KK1ZIQLYbPfhaxw8WS0hE=
+github.com/spiffe/go-spiffe/v2 v2.5.0/go.mod h1:P+NxobPc6wXhVtINNtFjNWGBTreew1GBUCwT2wPmb7g=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
-github.com/stretchr/objx v0.5.0 h1:1zr/of2m5FGMsad5YfcqgdqdWrIhu+EBEJRhR1U7z/c=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
+github.com/stretchr/objx v0.5.2 h1:xuMeJ0Sdp5ZMRXx/aWO6RZxdr3beISkG5/G/aIRr3pY=
+github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
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 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
@@ -247,8 +334,9 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/subosito/gotenv v1.4.2 h1:X1TuBLAMDFbaTAChgCBLu3DU3UPyELpnF2jjJ2cz/S8=
 github.com/subosito/gotenv v1.4.2/go.mod h1:ayKnFf/c6rvx/2iiLrJUk1e6plDbT3edrFNGqEflhK0=
 github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
@@ -261,17 +349,41 @@ github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9de
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
+github.com/zeebo/errs v1.4.0 h1:XNdoD/RRMKP7HD0UhJnIzUy74ISdGGxURlYG8HSWSfM=
+github.com/zeebo/errs v1.4.0/go.mod h1:sgbWHsvVuTPHcqJJGQ1WhI5KbWlHYz+2+2C/LSEtCw4=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
 go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk=
+go.opentelemetry.io/auto/sdk v1.1.0 h1:cH53jehLUN6UFLY71z+NDOiNJqDdPRaXzTel0sJySYA=
+go.opentelemetry.io/auto/sdk v1.1.0/go.mod h1:3wSPjt5PWp2RhlCcmmOial7AvC4DQqZb7a7wCow3W8A=
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-go.uber.org/atomic v1.10.0 h1:9qC72Qh0+3MqyJbAn8YU5xVq1frD8bn3JtD2oXtafVQ=
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+go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
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@@ -289,8 +401,8 @@ golang.org/x/crypto v0.0.0-20210421170649-83a5a9bb288b/go.mod h1:T9bdIzuCu7OtxOm
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
-golang.org/x/crypto v0.28.0 h1:GBDwsMXVQi34v5CCYUm2jkJvu4cbtru2U4TN2PSyQnw=
-golang.org/x/crypto v0.28.0/go.mod h1:rmgy+3RHxRZMyY0jjAJShp2zgEdOqj2AO7U0pYmeQ7U=
+golang.org/x/crypto v0.40.0 h1:r4x+VvoG5Fm+eJcxMaY8CQM7Lb0l1lsmjGBQ6s8BfKM=
+golang.org/x/crypto v0.40.0/go.mod h1:Qr1vMER5WyS2dfPHAlsOj01wgLbsyWtFn/aY+5+ZdxY=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -361,8 +473,8 @@ golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96b
 golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
-golang.org/x/net v0.30.0 h1:AcW1SDZMkb8IpzCdQUaIq2sP4sZ4zw+55h6ynffypl4=
-golang.org/x/net v0.30.0/go.mod h1:2wGyMJ5iFasEhkwi13ChkO/t1ECNC4X4eBKkVFyYFlU=
+golang.org/x/net v0.42.0 h1:jzkYrhi3YQWD6MLBJcsklgQsoAcw89EcZbJw8Z614hs=
+golang.org/x/net v0.42.0/go.mod h1:FF1RA5d3u7nAYA4z2TkclSCKh68eSXtiFwcWQpPXdt8=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -372,6 +484,8 @@ golang.org/x/oauth2 v0.0.0-20200902213428-5d25da1a8d43/go.mod h1:KelEdhl1UZF7XfJ
 golang.org/x/oauth2 v0.0.0-20201109201403-9fd604954f58/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/oauth2 v0.0.0-20201208152858-08078c50e5b5/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
 golang.org/x/oauth2 v0.0.0-20210218202405-ba52d332ba99/go.mod h1:KelEdhl1UZF7XfJ4dDtk6s++YSgaE7mD/BuKKDLBl4A=
+golang.org/x/oauth2 v0.30.0 h1:dnDm7JmhM45NNpd8FDDeLhK6FwqbOf4MLCM9zb1BOHI=
+golang.org/x/oauth2 v0.30.0/go.mod h1:B++QgG3ZKulg6sRPGD/mqlHQs5rB3Ml9erfeDY7xKlU=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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@@ -385,6 +499,8 @@ golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.16.0 h1:ycBJEhp9p4vXvUZNszeOq0kGTPghopOL8q0fq3vstxw=
+golang.org/x/sync v0.16.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -428,8 +544,8 @@ golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo=
-golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.34.0 h1:H5Y5sJ2L2JRdyv7ROF1he/lPdvFsd0mJHFw2ThKHxLA=
+golang.org/x/sys v0.34.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
@@ -441,12 +557,15 @@ golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
 golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.20.0 h1:gK/Kv2otX8gz+wn7Rmb3vT96ZwuoxnQlY+HlJVj7Qug=
-golang.org/x/text v0.20.0/go.mod h1:D4IsuqiFMhST5bX19pQ9ikHC2GsaKyk/oF+pn3ducp4=
+golang.org/x/text v0.27.0 h1:4fGWRpyh641NLlecmyl4LOe6yDdfaYNrGb2zdfo4JV4=
+golang.org/x/text v0.27.0/go.mod h1:1D28KMCvyooCX9hBiosv5Tz/+YLxj0j7XhWjpSUF7CU=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
+golang.org/x/time v0.11.0 h1:/bpjEDfN9tkoN/ryeYHnv5hcMlc8ncjMcM4XBk5NWV0=
+golang.org/x/time v0.11.0/go.mod h1:CDIdPxbZBQxdj6cxyCIdrNogrJKMJ7pr37NYpMcMDSg=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
@@ -519,6 +638,8 @@ google.golang.org/api v0.30.0/go.mod h1:QGmEvQ87FHZNiUVJkT14jQNYJ4ZJjdRF23ZXz513
 google.golang.org/api v0.35.0/go.mod h1:/XrVsuzM0rZmrsbjJutiuftIzeuTQcEeaYcSk/mQ1dg=
 google.golang.org/api v0.36.0/go.mod h1:+z5ficQTmoYpPn8LCUNVpK5I7hwkpjbcgqA7I34qYtE=
 google.golang.org/api v0.40.0/go.mod h1:fYKFpnQN0DsDSKRVRcQSDQNtqWPfM9i+zNPxepjRCQ8=
+google.golang.org/api v0.231.0 h1:LbUD5FUl0C4qwia2bjXhCMH65yz1MLPzA/0OYEsYY7Q=
+google.golang.org/api v0.231.0/go.mod h1:H52180fPI/QQlUc0F4xWfGZILdv09GCWKt2bcsn164A=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
@@ -526,6 +647,8 @@ google.golang.org/appengine v1.6.1/go.mod h1:i06prIuMbXzDqacNJfV5OdTW448YApPu5ww
 google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
+google.golang.org/appengine/v2 v2.0.6 h1:LvPZLGuchSBslPBp+LAhihBeGSiRh1myRoYK4NtuBIw=
+google.golang.org/appengine/v2 v2.0.6/go.mod h1:WoEXGoXNfa0mLvaH5sV3ZSGXwVmy8yf7Z1JKf3J3wLI=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190418145605-e7d98fc518a7/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
@@ -562,6 +685,12 @@ google.golang.org/genproto v0.0.0-20201210142538-e3217bee35cc/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20201214200347-8c77b98c765d/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210108203827-ffc7fda8c3d7/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210226172003-ab064af71705/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20250505200425-f936aa4a68b2 h1:1tXaIXCracvtsRxSBsYDiSBN0cuJvM7QYW+MrpIRY78=
+google.golang.org/genproto v0.0.0-20250505200425-f936aa4a68b2/go.mod h1:49MsLSx0oWMOZqcpB3uL8ZOkAh1+TndpJ8ONoCBWiZk=
+google.golang.org/genproto/googleapis/api v0.0.0-20250505200425-f936aa4a68b2 h1:vPV0tzlsK6EzEDHNNH5sa7Hs9bd7iXR7B1tSiPepkV0=
+google.golang.org/genproto/googleapis/api v0.0.0-20250505200425-f936aa4a68b2/go.mod h1:pKLAc5OolXC3ViWGI62vvC0n10CpwAtRcTNCFwTKBEw=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20250505200425-f936aa4a68b2 h1:IqsN8hx+lWLqlN+Sc3DoMy/watjofWiU8sRFgQ8fhKM=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20250505200425-f936aa4a68b2/go.mod h1:qQ0YXyHHx3XkvlzUtpXDkS29lDSafHMZBAZDc03LQ3A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
@@ -578,6 +707,8 @@ google.golang.org/grpc v1.31.1/go.mod h1:N36X2cJ7JwdamYAgDz+s+rVMFjt3numwzf/HckM
 google.golang.org/grpc v1.33.2/go.mod h1:JMHMWHQWaTccqQQlmk3MJZS+GWXOdAesneDmEnv2fbc=
 google.golang.org/grpc v1.34.0/go.mod h1:WotjhfgOW/POjDeRt8vscBtXq+2VjORFy659qA51WJ8=
 google.golang.org/grpc v1.35.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
+google.golang.org/grpc v1.72.0 h1:S7UkcVa60b5AAQTaO6ZKamFp1zMZSU0fGDK2WZLbBnM=
+google.golang.org/grpc v1.72.0/go.mod h1:wH5Aktxcg25y1I3w7H69nHfXdOG3UiadoBtjh3izSDM=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
 google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
@@ -588,8 +719,10 @@ google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2
 google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.24.0/go.mod h1:r/3tXBNzIEhYS9I1OUVjXDlt8tc493IdKGjtUeSXeh4=
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
-google.golang.org/protobuf v1.32.0 h1:pPC6BG5ex8PDFnkbrGU3EixyhKcQ2aDuBS36lqK/C7I=
-google.golang.org/protobuf v1.32.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/protobuf v1.36.6 h1:z1NpPI8ku2WgiWnf+t9wTPsn6eP1L7ksHUlkfLvd9xY=
+google.golang.org/protobuf v1.36.6/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/5YcXBHnY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
@@ -1,6 +1,7 @@
 server:
  base-url:
  local-url:
+  self-order-url: http://localhost:5173
  port: 4000

 jwt:
@@ -27,6 +28,17 @@ postgresql:
  connection-max-life-time-in-second: 600
  debug: false

+redis:
+  host: 194.233.78.1
+  port: 6379
+  password: "CmICdmnX1EZPhVBYzQPEGw==U"
+  db: 0
+  dial_timeout: 5s
+  read_timeout: 3s
+  write_timeout: 3s
+  pool_size: 10
+  min_idle_connections: 5
+
 s3:
  access_key_id: cf9a475e18bc7626cbdbf09709d82a64
  access_key_secret: 91f3321294d3e23035427a0ecb893ada
@@ -43,3 +55,7 @@ fonnte:
  api_url: "https://api.fonnte.com/send"
  token: "bADQrf9NTXfLZQCK2wGg"
  timeout: 30
+
+fcm:
+  credentials_file: "infra/firebase-service-account.json"
+  project_id: "apskel-pos-v2"
@@ -20,19 +20,23 @@ import (
 	"apskel-pos-be/internal/service"
 	"apskel-pos-be/internal/validator"

+	"github.com/redis/go-redis/v9"
 	"gorm.io/gorm"
 )

 type App struct {
 	server         *http.Server
 	db             *gorm.DB
+	redisClient    *redis.Client
 	router         *router.Router
 	shutdown       chan os.Signal
+	omsetScheduler *service.OmsetMilestoneScheduler
 }

-func NewApp(db *gorm.DB) *App {
+func NewApp(db *gorm.DB, redisClient *redis.Client) *App {
 	return &App{
 		db:          db,
+		redisClient: redisClient,
 		shutdown:    make(chan os.Signal, 1),
 	}
 }
@@ -40,10 +44,29 @@ func NewApp(db *gorm.DB) *App {
 func (a *App) Initialize(cfg *config.Config) error {
 	repos := a.initRepositories()
 	processors := a.initProcessors(cfg, repos)
+
+	// Initialize omset milestone scheduler
+	a.omsetScheduler = service.NewOmsetMilestoneScheduler(
+		repos.organizationRepo,
+		repos.userRepo,
+		processors.notificationProcessor,
+	)
+
 	services := a.initServices(processors, repos, cfg)
 	validators := a.initValidators()
 	middleware := a.initMiddleware(services, cfg)
 	healthHandler := handler.NewHealthHandler()
+	selfOrderHandler := handler.NewSelfOrderHandler(
+		services.orderService,
+		services.categoryService,
+		services.productService,
+		repos.tableRepo,
+		repos.outletRepo,
+		repos.userRepo,
+		repos.sessionRepo,
+		repos.orderRepo,
+		services.productOutletPriceService,
+	)

 	a.router = router.NewRouter(
 		cfg,
@@ -105,12 +128,24 @@ func (a *App) Initialize(cfg *config.Config) error {
 		services.customerPointsService,
 		services.spinGameService,
 		middleware.customerAuthMiddleware,
+		services.userDeviceService,
+		validators.userDeviceValidator,
+		services.notificationService,
+		validators.notificationValidator,
+		services.productOutletPriceService,
+		validators.productOutletPriceValidator,
+		selfOrderHandler,
 	)

 	return nil
 }

 func (a *App) Start(port string) error {
+	// Start the omset milestone scheduler (checks every hour)
+	if a.omsetScheduler != nil {
+		a.omsetScheduler.Start(1 * time.Hour)
+	}
+
 	engine := a.router.Init()

 	a.server = &http.Server{
@@ -146,6 +181,9 @@ func (a *App) Start(port string) error {
 }

 func (a *App) Shutdown() {
+	if a.omsetScheduler != nil {
+		a.omsetScheduler.Stop()
+	}
 	close(a.shutdown)
 }

@@ -170,6 +208,7 @@ type repositories struct {
 	tableRepo                      *repository.TableRepository
 	unitRepo                       *repository.UnitRepository
 	ingredientRepo                 *repository.IngredientRepository
+	ingredientCompositionRepo      *repository.IngredientCompositionRepository
 	productRecipeRepo              *repository.ProductRecipeRepository
 	vendorRepo                     *repository.VendorRepositoryImpl
 	purchaseOrderRepo              *repository.PurchaseOrderRepositoryImpl
@@ -190,7 +229,13 @@ type repositories struct {
 	customerAuthRepo               repository.CustomerAuthRepository
 	customerPointsRepo             repository.CustomerPointsRepository
 	otpRepo                        repository.OtpRepository
+	sessionRepo                    repository.SessionRepository
 	txManager                      *repository.TxManager
+	userDeviceRepo                 *repository.UserDeviceRepositoryImpl
+	notificationRepo               *repository.NotificationRepositoryImpl
+	notificationReceiverRepo       *repository.NotificationReceiverRepositoryImpl
+	notificationDeliveryRepo       *repository.NotificationDeliveryRepositoryImpl
+	productOutletPriceRepo         *repository.ProductOutletPriceRepositoryImpl
 }

 func (a *App) initRepositories() *repositories {
@@ -215,6 +260,7 @@ func (a *App) initRepositories() *repositories {
 		tableRepo:                      repository.NewTableRepository(a.db),
 		unitRepo:                       repository.NewUnitRepository(a.db),
 		ingredientRepo:                 repository.NewIngredientRepository(a.db),
+		ingredientCompositionRepo:      repository.NewIngredientCompositionRepository(a.db),
 		productRecipeRepo:              repository.NewProductRecipeRepository(a.db),
 		vendorRepo:                     repository.NewVendorRepositoryImpl(a.db),
 		purchaseOrderRepo:              repository.NewPurchaseOrderRepositoryImpl(a.db),
@@ -235,7 +281,13 @@ func (a *App) initRepositories() *repositories {
 		customerAuthRepo:               repository.NewCustomerAuthRepository(a.db),
 		customerPointsRepo:             repository.NewCustomerPointsRepository(a.db),
 		otpRepo:                        repository.NewOtpRepository(a.db),
+		sessionRepo:                    repository.NewSessionRepository(a.redisClient),
 		txManager:                      repository.NewTxManager(a.db),
+		userDeviceRepo:                 repository.NewUserDeviceRepositoryImpl(a.db),
+		notificationRepo:               repository.NewNotificationRepository(a.db),
+		notificationReceiverRepo:       repository.NewNotificationReceiverRepository(a.db),
+		notificationDeliveryRepo:       repository.NewNotificationDeliveryRepository(a.db),
+		productOutletPriceRepo:         repository.NewProductOutletPriceRepositoryImpl(a.db),
 	}
 }

@@ -278,6 +330,9 @@ type processors struct {
 	otpProcessor                        processor.OtpProcessor
 	fileClient                          processor.FileClient
 	inventoryMovementService            service.InventoryMovementService
+	userDeviceProcessor                 *processor.UserDeviceProcessorImpl
+	notificationProcessor               *processor.NotificationProcessorImpl
+	productOutletPriceProcessor         processor.ProductOutletPriceProcessor
 }

 func (a *App) initProcessors(cfg *config.Config, repos *repositories) *processors {
@@ -292,17 +347,17 @@ func (a *App) initProcessors(cfg *config.Config, repos *repositories) *processor
 		outletProcessor:                     processor.NewOutletProcessorImpl(repos.outletRepo),
 		outletSettingProcessor:              processor.NewOutletSettingProcessorImpl(repos.outletSettingRepo, repos.outletRepo),
 		categoryProcessor:                   processor.NewCategoryProcessorImpl(repos.categoryRepo),
-		productProcessor:                    processor.NewProductProcessorImpl(repos.productRepo, repos.categoryRepo, repos.productVariantRepo, repos.inventoryRepo, repos.outletRepo),
+		productProcessor:                    processor.NewProductProcessorImpl(repos.productRepo, repos.categoryRepo, repos.productVariantRepo, repos.inventoryRepo, repos.outletRepo, repos.productOutletPriceRepo),
 		productVariantProcessor:             processor.NewProductVariantProcessorImpl(repos.productVariantRepo, repos.productRepo),
 		inventoryProcessor:                  processor.NewInventoryProcessorImpl(repos.inventoryRepo, repos.productRepo, repos.outletRepo, repos.ingredientRepo, repos.inventoryMovementRepo),
-		orderProcessor:                      processor.NewOrderProcessorImpl(repos.orderRepo, repos.orderItemRepo, repos.paymentRepo, repos.paymentOrderItemRepo, repos.productRepo, repos.paymentMethodRepo, repos.inventoryRepo, repos.inventoryMovementRepo, repos.productVariantRepo, repos.outletRepo, repos.customerRepo, repos.txManager, repos.productRecipeRepo, repos.ingredientRepo, inventoryMovementService),
+		orderProcessor:                      processor.NewOrderProcessorImpl(repos.orderRepo, repos.orderItemRepo, repos.paymentRepo, repos.paymentOrderItemRepo, repos.productRepo, repos.paymentMethodRepo, repos.inventoryRepo, repos.inventoryMovementRepo, repos.productVariantRepo, repos.outletRepo, repos.customerRepo, repos.txManager, repos.productRecipeRepo, repos.ingredientRepo, inventoryMovementService, repos.productOutletPriceRepo),
 		paymentMethodProcessor:              processor.NewPaymentMethodProcessorImpl(repos.paymentMethodRepo),
 		fileProcessor:                       processor.NewFileProcessorImpl(repos.fileRepo, fileClient),
 		customerProcessor:                   processor.NewCustomerProcessor(repos.customerRepo),
 		analyticsProcessor:                  processor.NewAnalyticsProcessorImpl(repos.analyticsRepo),
 		tableProcessor:                      processor.NewTableProcessor(repos.tableRepo, repos.orderRepo),
 		unitProcessor:                       processor.NewUnitProcessor(repos.unitRepo),
-		ingredientProcessor:                 processor.NewIngredientProcessor(repos.ingredientRepo, repos.unitRepo),
+		ingredientProcessor:                 processor.NewIngredientProcessor(repos.ingredientRepo, repos.unitRepo, repos.ingredientCompositionRepo),
 		productRecipeProcessor:              processor.NewProductRecipeProcessor(repos.productRecipeRepo, repos.productRepo, repos.ingredientRepo),
 		vendorProcessor:                     processor.NewVendorProcessorImpl(repos.vendorRepo),
 		purchaseOrderProcessor:              processor.NewPurchaseOrderProcessorImpl(repos.purchaseOrderRepo, repos.vendorRepo, repos.ingredientRepo, repos.unitRepo, repos.fileRepo, inventoryMovementService, repos.unitConverterRepo),
@@ -325,6 +380,9 @@ func (a *App) initProcessors(cfg *config.Config, repos *repositories) *processor
 		otpProcessor:                        otpProcessor,
 		fileClient:                          fileClient,
 		inventoryMovementService:            inventoryMovementService,
+		userDeviceProcessor:                 processor.NewUserDeviceProcessorImpl(repos.userDeviceRepo),
+		notificationProcessor:               buildNotificationProcessor(cfg, repos),
+		productOutletPriceProcessor:         processor.NewProductOutletPriceProcessorImpl(repos.productOutletPriceRepo, repos.productRepo, repos.outletRepo),
 	}
 }

@@ -361,11 +419,14 @@ type services struct {
 	customerAuthService               service.CustomerAuthService
 	customerPointsService             service.CustomerPointsService
 	spinGameService                   service.SpinGameService
+	userDeviceService                 service.UserDeviceService
+	notificationService               service.NotificationService
+	productOutletPriceService         service.ProductOutletPriceService
 }

 func (a *App) initServices(processors *processors, repos *repositories, cfg *config.Config) *services {
 	authConfig := cfg.Auth()
-	authService := service.NewAuthService(processors.userProcessor, authConfig)
+	authService := service.NewAuthService(processors.userProcessor, processors.userDeviceProcessor, authConfig)
 	organizationService := service.NewOrganizationService(processors.organizationProcessor)
 	outletService := service.NewOutletService(processors.outletProcessor)
 	outletSettingService := service.NewOutletSettingService(processors.outletSettingProcessor)
@@ -373,7 +434,7 @@ func (a *App) initServices(processors *processors, repos *repositories, cfg *con
 	productService := service.NewProductService(processors.productProcessor)
 	productVariantService := service.NewProductVariantService(processors.productVariantProcessor)
 	inventoryService := service.NewInventoryService(processors.inventoryProcessor)
-	orderService := service.NewOrderServiceImpl(processors.orderProcessor, repos.tableRepo, nil, processors.orderIngredientTransactionProcessor, *repos.productRecipeRepo, repos.txManager) // Will be updated after orderIngredientTransactionService is created
+	orderService := service.NewOrderServiceImpl(processors.orderProcessor, repos.tableRepo, nil, processors.orderIngredientTransactionProcessor, *repos.productRecipeRepo, repos.txManager, repos.sessionRepo, processors.notificationProcessor, repos.userRepo) // Will be updated after orderIngredientTransactionService is created
 	paymentMethodService := service.NewPaymentMethodService(processors.paymentMethodProcessor)
 	fileService := service.NewFileServiceImpl(processors.fileProcessor)
 	var customerService service.CustomerService = service.NewCustomerService(processors.customerProcessor)
@@ -396,9 +457,11 @@ func (a *App) initServices(processors *processors, repos *repositories, cfg *con
 	customerAuthService := service.NewCustomerAuthService(processors.customerAuthProcessor)
 	customerPointsService := service.NewCustomerPointsService(processors.customerPointsProcessor)
 	spinGameService := service.NewSpinGameService(processors.gamePlayProcessor, repos.txManager)
+	userDeviceService := service.NewUserDeviceService(processors.userDeviceProcessor)
+	notificationService := service.NewNotificationService(processors.notificationProcessor)

 	// Update order service with order ingredient transaction service
-	orderService = service.NewOrderServiceImpl(processors.orderProcessor, repos.tableRepo, orderIngredientTransactionService, processors.orderIngredientTransactionProcessor, *repos.productRecipeRepo, repos.txManager)
+	orderService = service.NewOrderServiceImpl(processors.orderProcessor, repos.tableRepo, orderIngredientTransactionService, processors.orderIngredientTransactionProcessor, *repos.productRecipeRepo, repos.txManager, repos.sessionRepo, processors.notificationProcessor, repos.userRepo)

 	return &services{
 		userService:                       service.NewUserService(processors.userProcessor),
@@ -433,6 +496,9 @@ func (a *App) initServices(processors *processors, repos *repositories, cfg *con
 		customerAuthService:               customerAuthService,
 		customerPointsService:             customerPointsService,
 		spinGameService:                   spinGameService,
+		userDeviceService:                 userDeviceService,
+		notificationService:               notificationService,
+		productOutletPriceService:         service.NewProductOutletPriceService(processors.productOutletPriceProcessor),
 	}
 }

@@ -472,6 +538,9 @@ type validators struct {
 	rewardValidator                     validator.RewardValidator
 	campaignValidator                   validator.CampaignValidator
 	customerAuthValidator               validator.CustomerAuthValidator
+	userDeviceValidator                 *validator.UserDeviceValidatorImpl
+	notificationValidator               *validator.NotificationValidatorImpl
+	productOutletPriceValidator         *validator.ProductOutletPriceValidatorImpl
 }

 func (a *App) initValidators() *validators {
@@ -499,5 +568,31 @@ func (a *App) initValidators() *validators {
 		rewardValidator:                     validator.NewRewardValidator(),
 		campaignValidator:                   validator.NewCampaignValidator(),
 		customerAuthValidator:               validator.NewCustomerAuthValidator(),
+		userDeviceValidator:                 validator.NewUserDeviceValidator(),
+		notificationValidator:               validator.NewNotificationValidator(),
+		productOutletPriceValidator:         validator.NewProductOutletPriceValidator(),
 	}
 }
+
+// buildNotificationProcessor creates the notification processor with FCM integration.
+// If FCM is not configured, it returns a processor with a nil FCM client (FCM dispatch will be skipped).
+func buildNotificationProcessor(cfg *config.Config, repos *repositories) *processor.NotificationProcessorImpl {
+	var fcmClient client.FCMClient
+	if cfg.FCM.CredentialsFile != "" {
+		var err error
+		fcmClient, err = client.NewFCMClient(&cfg.FCM)
+		if err != nil {
+			// FCM init failure is non-fatal; notifications will still be persisted.
+			fcmClient = nil
+		}
+	}
+
+	return processor.NewNotificationProcessor(
+		repos.notificationRepo,
+		repos.notificationReceiverRepo,
+		repos.notificationDeliveryRepo,
+		repos.userDeviceRepo,
+		repos.userRepo,
+		fcmClient,
+	)
+}
@@ -0,0 +1,142 @@
+package client
+
+import (
+	"context"
+	"fmt"
+
+	firebase "firebase.google.com/go/v4"
+	"firebase.google.com/go/v4/messaging"
+	"google.golang.org/api/option"
+)
+
+type FCMConfig interface {
+	GetCredentialsFile() string
+	GetProjectID() string
+}
+
+type FCMClient interface {
+	SendNotification(ctx context.Context, token string, title string, body string, data map[string]string) error
+	SendMulticastNotification(ctx context.Context, tokens []string, title string, body string, data map[string]string) error
+	SendToTopic(ctx context.Context, topic string, title string, body string, data map[string]string) error
+}
+
+type fcmClient struct {
+	messaging *messaging.Client
+}
+
+func NewFCMClient(cfg FCMConfig) (FCMClient, error) {
+	ctx := context.Background()
+
+	opt := option.WithCredentialsFile(cfg.GetCredentialsFile())
+
+	app, err := firebase.NewApp(ctx, &firebase.Config{
+		ProjectID: cfg.GetProjectID(),
+	}, opt)
+	if err != nil {
+		return nil, fmt.Errorf("failed to initialize firebase app: %w", err)
+	}
+
+	msgClient, err := app.Messaging(ctx)
+	if err != nil {
+		return nil, fmt.Errorf("failed to initialize firebase messaging client: %w", err)
+	}
+
+	return &fcmClient{
+		messaging: msgClient,
+	}, nil
+}
+
+// SendNotification sends a push notification to a single device token.
+func (f *fcmClient) SendNotification(ctx context.Context, token string, title string, body string, data map[string]string) error {
+	message := &messaging.Message{
+		Token: token,
+		Notification: &messaging.Notification{
+			Title: title,
+			Body:  body,
+		},
+		Data: data,
+		Android: &messaging.AndroidConfig{
+			Priority: "high",
+		},
+		APNS: &messaging.APNSConfig{
+			Payload: &messaging.APNSPayload{
+				Aps: &messaging.Aps{
+					Sound: "default",
+				},
+			},
+		},
+	}
+
+	_, err := f.messaging.Send(ctx, message)
+	if err != nil {
+		return fmt.Errorf("failed to send FCM notification: %w", err)
+	}
+
+	return nil
+}
+
+// SendMulticastNotification sends a push notification to multiple device tokens.
+func (f *fcmClient) SendMulticastNotification(ctx context.Context, tokens []string, title string, body string, data map[string]string) error {
+	if len(tokens) == 0 {
+		return nil
+	}
+
+	message := &messaging.MulticastMessage{
+		Tokens: tokens,
+		Notification: &messaging.Notification{
+			Title: title,
+			Body:  body,
+		},
+		Data: data,
+		Android: &messaging.AndroidConfig{
+			Priority: "high",
+		},
+		APNS: &messaging.APNSConfig{
+			Payload: &messaging.APNSPayload{
+				Aps: &messaging.Aps{
+					Sound: "default",
+				},
+			},
+		},
+	}
+
+	batchResp, err := f.messaging.SendEachForMulticast(ctx, message)
+	if err != nil {
+		return fmt.Errorf("failed to send FCM multicast notification: %w", err)
+	}
+
+	if batchResp.FailureCount > 0 {
+		return fmt.Errorf("FCM multicast: %d/%d messages failed to send", batchResp.FailureCount, len(tokens))
+	}
+
+	return nil
+}
+
+// SendToTopic sends a push notification to all devices subscribed to a topic.
+func (f *fcmClient) SendToTopic(ctx context.Context, topic string, title string, body string, data map[string]string) error {
+	message := &messaging.Message{
+		Topic: topic,
+		Notification: &messaging.Notification{
+			Title: title,
+			Body:  body,
+		},
+		Data: data,
+		Android: &messaging.AndroidConfig{
+			Priority: "high",
+		},
+		APNS: &messaging.APNSConfig{
+			Payload: &messaging.APNSPayload{
+				Aps: &messaging.Aps{
+					Sound: "default",
+				},
+			},
+		},
+	}
+
+	_, err := f.messaging.Send(ctx, message)
+	if err != nil {
+		return fmt.Errorf("failed to send FCM topic notification: %w", err)
+	}
+
+	return nil
+}
@@ -41,6 +41,7 @@ const (
 	VendorServiceEntity                  = "vendor_service"
 	PurchaseOrderServiceEntity           = "purchase_order_service"
 	IngredientUnitConverterServiceEntity = "ingredient_unit_converter_service"
+	IngredientCompositionServiceEntity   = "ingredient_composition_service"
 	TableEntity                          = "table"
 	// Gamification entities
 	CustomerPointsEntity            = "customer_points"
@@ -55,6 +56,10 @@ const (
 	CampaignRuleEntity              = "campaign_rule"
 	CustomerEntity                  = "customer"
 	SpinGameHandlerEntity           = "spin_game_handler"
+	UserDeviceServiceEntity         = "user_device_service"
+	NotificationServiceEntity       = "notification_service"
+	NotificationHandlerEntity       = "notification_handler"
+	ProductOutletPriceServiceEntity = "product_outlet_price_service"
 )

 var HttpErrorMap = map[string]int{
@@ -7,6 +7,7 @@ const (
 	RoleManager UserRole = "manager"
 	RoleCashier UserRole = "cashier"
 	RoleWaiter  UserRole = "waiter"
+	RoleOwner   UserRole = "owner"
 )

 func GetAllUserRoles() []UserRole {
@@ -15,6 +16,7 @@ func GetAllUserRoles() []UserRole {
 		RoleManager,
 		RoleCashier,
 		RoleWaiter,
+		RoleOwner,
 	}
 }

@@ -8,7 +8,7 @@ import (

 type PaymentMethodAnalyticsRequest struct {
 	OrganizationID uuid.UUID `form:"organization_id"`
-	OutletID       *uuid.UUID `form:"outlet_id,omitempty"`
+	OutletID       *string   `form:"outlet_id,omitempty"`
 	DateFrom       string    `form:"date_from" validate:"required"`
 	DateTo         string    `form:"date_to" validate:"required"`
 	GroupBy        string    `form:"group_by,default=day" validate:"omitempty,oneof=day hour week month"`
@@ -45,7 +45,7 @@ type PaymentMethodAnalyticsData struct {

 type SalesAnalyticsRequest struct {
 	OrganizationID uuid.UUID
-	OutletID       *uuid.UUID `form:"outlet_id,omitempty"`
+	OutletID       *string `form:"outlet_id,omitempty"`
 	DateFrom       string  `form:"date_from" validate:"required"`
 	DateTo         string  `form:"date_to" validate:"required"`
 	GroupBy        string  `form:"group_by,default=day" validate:"omitempty,oneof=day hour week month"`
@@ -83,10 +83,67 @@ type SalesAnalyticsData struct {
 	NetSales float64   `json:"net_sales"`
 }

+type PurchasingAnalyticsRequest struct {
+	OrganizationID uuid.UUID
+	OutletID       *string `form:"outlet_id,omitempty"`
+	DateFrom       string  `form:"date_from" validate:"required"`
+	DateTo         string  `form:"date_to" validate:"required"`
+	GroupBy        string  `form:"group_by,default=day" validate:"omitempty,oneof=day hour week month"`
+}
+
+type PurchasingAnalyticsResponse struct {
+	OrganizationID uuid.UUID                  `json:"organization_id"`
+	OutletID       *uuid.UUID                 `json:"outlet_id,omitempty"`
+	OutletName     *string                    `json:"outlet_name,omitempty"`
+	DateFrom       time.Time                  `json:"date_from"`
+	DateTo         time.Time                  `json:"date_to"`
+	GroupBy        string                     `json:"group_by"`
+	Summary        PurchasingSummary          `json:"summary"`
+	Data           []PurchasingAnalyticsData  `json:"data"`
+	IngredientData []PurchasingIngredientData `json:"ingredient_data"`
+	VendorData     []PurchasingVendorData     `json:"vendor_data"`
+}
+
+type PurchasingSummary struct {
+	TotalPurchases            float64 `json:"total_purchases"`
+	TotalPurchaseOrders       int64   `json:"total_purchase_orders"`
+	TotalQuantity             float64 `json:"total_quantity"`
+	AveragePurchaseOrderValue float64 `json:"average_purchase_order_value"`
+	TotalIngredients          int64   `json:"total_ingredients"`
+	TotalVendors              int64   `json:"total_vendors"`
+}
+
+type PurchasingAnalyticsData struct {
+	Date           time.Time `json:"date"`
+	Purchases      float64   `json:"purchases"`
+	PurchaseOrders int64     `json:"purchase_orders"`
+	Quantity       float64   `json:"quantity"`
+	Ingredients    int64     `json:"ingredients"`
+	Vendors        int64     `json:"vendors"`
+}
+
+type PurchasingIngredientData struct {
+	IngredientID       uuid.UUID `json:"ingredient_id"`
+	IngredientName     string    `json:"ingredient_name"`
+	Quantity           float64   `json:"quantity"`
+	TotalCost          float64   `json:"total_cost"`
+	AverageUnitCost    float64   `json:"average_unit_cost"`
+	PurchaseOrderCount int64     `json:"purchase_order_count"`
+}
+
+type PurchasingVendorData struct {
+	VendorID           uuid.UUID `json:"vendor_id"`
+	VendorName         string    `json:"vendor_name"`
+	TotalCost          float64   `json:"total_cost"`
+	PurchaseOrderCount int64     `json:"purchase_order_count"`
+	IngredientCount    int64     `json:"ingredient_count"`
+	Quantity           float64   `json:"quantity"`
+}
+
 // ProductAnalyticsRequest represents the request for product analytics
 type ProductAnalyticsRequest struct {
 	OrganizationID uuid.UUID
-	OutletID       *uuid.UUID `form:"outlet_id,omitempty"`
+	OutletID       *string `form:"outlet_id,omitempty"`
 	DateFrom       string  `form:"date_from" validate:"required"`
 	DateTo         string  `form:"date_to" validate:"required"`
 	Limit          int     `form:"limit,default=1000" validate:"min=1,max=1000"`
@@ -123,7 +180,7 @@ type ProductAnalyticsData struct {
 // ProductAnalyticsPerCategoryRequest represents the request for product analytics per category
 type ProductAnalyticsPerCategoryRequest struct {
 	OrganizationID uuid.UUID
-	OutletID       *uuid.UUID `form:"outlet_id,omitempty"`
+	OutletID       *string `form:"outlet_id,omitempty"`
 	DateFrom       string  `form:"date_from" validate:"required"`
 	DateTo         string  `form:"date_to" validate:"required"`
 }
@@ -152,7 +209,7 @@ type ProductAnalyticsPerCategoryData struct {
 // DashboardAnalyticsRequest represents the request for dashboard analytics
 type DashboardAnalyticsRequest struct {
 	OrganizationID uuid.UUID
-	OutletID       *uuid.UUID `form:"outlet_id,omitempty"`
+	OutletID       *string `form:"outlet_id,omitempty"`
 	DateFrom       string  `form:"date_from" validate:"required"`
 	DateTo         string  `form:"date_to" validate:"required"`
 }
@@ -182,7 +239,7 @@ type DashboardOverview struct {
 // ProfitLossAnalyticsRequest represents the request for profit and loss analytics
 type ProfitLossAnalyticsRequest struct {
 	OrganizationID uuid.UUID
-	OutletID       *uuid.UUID `form:"outlet_id,omitempty"`
+	OutletID       *string `form:"outlet_id,omitempty"`
 	DateFrom       string  `form:"date_from" validate:"required"`
 	DateTo         string  `form:"date_to" validate:"required"`
 	GroupBy        string  `form:"group_by,default=day" validate:"omitempty,oneof=day hour week month"`
@@ -10,6 +10,7 @@ type CreateCategoryRequest struct {
 	Name         string                 `json:"name" validate:"required,min=1,max=255"`
 	Description  *string                `json:"description,omitempty"`
 	BusinessType *string                `json:"business_type,omitempty"`
+	OutletID     *uuid.UUID             `json:"outlet_id,omitempty"`
 	Order        *int                   `json:"order,omitempty"`
 	Metadata     map[string]interface{} `json:"metadata,omitempty"`
 }
@@ -18,12 +19,14 @@ type UpdateCategoryRequest struct {
 	Name         *string                `json:"name,omitempty" validate:"omitempty,min=1,max=255"`
 	Description  *string                `json:"description,omitempty"`
 	BusinessType *string                `json:"business_type,omitempty"`
+	OutletID     *uuid.UUID             `json:"outlet_id,omitempty"`
 	Order        *int                   `json:"order,omitempty"`
 	Metadata     map[string]interface{} `json:"metadata,omitempty"`
 }

 type ListCategoriesRequest struct {
 	OrganizationID *uuid.UUID `json:"organization_id,omitempty"`
+	OutletID       *uuid.UUID `json:"outlet_id,omitempty"`
 	BusinessType   string     `json:"business_type,omitempty"`
 	Search         string     `json:"search,omitempty"`
 	Page           int        `json:"page" validate:"required,min=1"`
@@ -34,6 +37,7 @@ type ListCategoriesRequest struct {
 type CategoryResponse struct {
 	ID             uuid.UUID              `json:"id"`
 	OrganizationID uuid.UUID              `json:"organization_id"`
+	OutletID       *uuid.UUID             `json:"outlet_id"`
 	Name           string                 `json:"name"`
 	Description    *string                `json:"description"`
 	BusinessType   string                 `json:"business_type"`
@@ -1,16 +0,0 @@
-package contract
-
-import (
-	"apskel-pos-be/internal/models"
-
-	"github.com/google/uuid"
-)
-
-type IngredientCompositionContract interface {
-	Create(request *models.CreateIngredientCompositionRequest, organizationID uuid.UUID) (*models.IngredientCompositionResponse, error)
-	GetByID(id uuid.UUID, organizationID uuid.UUID) (*models.IngredientCompositionResponse, error)
-	GetByParentIngredientID(parentIngredientID uuid.UUID, organizationID uuid.UUID) ([]*models.IngredientCompositionResponse, error)
-	GetByChildIngredientID(childIngredientID uuid.UUID, organizationID uuid.UUID) ([]*models.IngredientCompositionResponse, error)
-	Update(id uuid.UUID, request *models.UpdateIngredientCompositionRequest, organizationID uuid.UUID) (*models.IngredientCompositionResponse, error)
-	Delete(id uuid.UUID, organizationID uuid.UUID) error
-}
@@ -0,0 +1,92 @@
+package contract
+
+import (
+	"time"
+
+	"apskel-pos-be/internal/entities"
+
+	"github.com/google/uuid"
+)
+
+// ---- Request contracts ----
+
+type SendNotificationRequest struct {
+	Title          string                        `json:"title" validate:"required,min=1,max=255"`
+	Body           string                        `json:"body" validate:"required"`
+	Type           string                        `json:"type,omitempty" validate:"omitempty,max=100"`
+	Category       string                        `json:"category,omitempty" validate:"omitempty,max=100"`
+	Priority       entities.NotificationPriority `json:"priority,omitempty" validate:"omitempty,oneof=low normal high"`
+	ImageURL       string                        `json:"image_url,omitempty" validate:"omitempty,max=512"`
+	ActionURL      string                        `json:"action_url,omitempty" validate:"omitempty,max=512"`
+	NotifiableType string                        `json:"notifiable_type,omitempty" validate:"omitempty,max=100"`
+	NotifiableID   *uuid.UUID                    `json:"notifiable_id,omitempty"`
+	Data           map[string]interface{}        `json:"data,omitempty"`
+	ReceiverIDs    []uuid.UUID                   `json:"receiver_ids" validate:"required,min=1"`
+	ScheduledAt    *time.Time                    `json:"scheduled_at,omitempty"`
+	ExpiredAt      *time.Time                    `json:"expired_at,omitempty"`
+}
+
+type BroadcastNotificationRequest struct {
+	Title          string                        `json:"title" validate:"required,min=1,max=255"`
+	Body           string                        `json:"body" validate:"required"`
+	Type           string                        `json:"type,omitempty" validate:"omitempty,max=100"`
+	Category       string                        `json:"category,omitempty" validate:"omitempty,max=100"`
+	Priority       entities.NotificationPriority `json:"priority,omitempty" validate:"omitempty,oneof=low normal high"`
+	ImageURL       string                        `json:"image_url,omitempty" validate:"omitempty,max=512"`
+	ActionURL      string                        `json:"action_url,omitempty" validate:"omitempty,max=512"`
+	NotifiableType string                        `json:"notifiable_type,omitempty" validate:"omitempty,max=100"`
+	NotifiableID   *uuid.UUID                    `json:"notifiable_id,omitempty"`
+	Data           map[string]interface{}        `json:"data,omitempty"`
+	ScheduledAt    *time.Time                    `json:"scheduled_at,omitempty"`
+	ExpiredAt      *time.Time                    `json:"expired_at,omitempty"`
+}
+
+type ListNotificationsRequest struct {
+	Page   int   `form:"page" validate:"min=1"`
+	Limit  int   `form:"limit" validate:"min=1,max=100"`
+	IsRead *bool `form:"is_read"`
+}
+
+// ---- Response contracts ----
+
+type NotificationResponse struct {
+	ID             uuid.UUID                     `json:"id"`
+	Title          string                        `json:"title"`
+	Body           string                        `json:"body"`
+	Type           string                        `json:"type"`
+	Category       string                        `json:"category"`
+	Priority       entities.NotificationPriority `json:"priority"`
+	ImageURL       string                        `json:"image_url"`
+	ActionURL      string                        `json:"action_url"`
+	NotifiableType string                        `json:"notifiable_type"`
+	NotifiableID   *uuid.UUID                    `json:"notifiable_id"`
+	Data           map[string]interface{}        `json:"data"`
+	ScheduledAt    *time.Time                    `json:"scheduled_at"`
+	SentAt         *time.Time                    `json:"sent_at"`
+	ExpiredAt      *time.Time                    `json:"expired_at"`
+	CreatedBy      *uuid.UUID                    `json:"created_by"`
+	CreatedAt      time.Time                     `json:"created_at"`
+	UpdatedAt      time.Time                     `json:"updated_at"`
+}
+
+type NotificationReceiverResponse struct {
+	ID             uuid.UUID             `json:"id"`
+	NotificationID uuid.UUID             `json:"notification_id"`
+	UserID         uuid.UUID             `json:"user_id"`
+	IsRead         bool                  `json:"is_read"`
+	ReadAt         *time.Time            `json:"read_at"`
+	IsDeleted      bool                  `json:"is_deleted"`
+	DeletedAt      *time.Time            `json:"deleted_at"`
+	CreatedAt      time.Time             `json:"created_at"`
+	UpdatedAt      time.Time             `json:"updated_at"`
+	Notification   *NotificationResponse `json:"notification,omitempty"`
+}
+
+type ListNotificationsResponse struct {
+	Notifications []*NotificationReceiverResponse `json:"notifications"`
+	TotalCount    int64                           `json:"total_count"`
+	UnreadCount   int64                           `json:"unread_count"`
+	Page          int                             `json:"page"`
+	Limit         int                             `json:"limit"`
+	TotalPages    int                             `json:"total_pages"`
+}
@@ -98,6 +98,8 @@ type OrderItemResponse struct {
 	ProductName        string                   `json:"product_name"`
 	ProductVariantID   *uuid.UUID               `json:"product_variant_id"`
 	ProductVariantName *string                  `json:"product_variant_name,omitempty"`
+	CategoryID         *uuid.UUID               `json:"category_id,omitempty"`
+	CategoryName       *string                  `json:"category_name,omitempty"`
 	Quantity           int                      `json:"quantity"`
 	UnitPrice          float64                  `json:"unit_price"`
 	TotalPrice         float64                  `json:"total_price"`
@@ -108,6 +110,7 @@ type OrderItemResponse struct {
 	CreatedAt          time.Time                `json:"created_at"`
 	UpdatedAt          time.Time                `json:"updated_at"`
 	PrinterType        string                   `json:"printer_type"`
+	PrintToChecker     bool                     `json:"print_to_checker"`
 	PaidQuantity       int                      `json:"paid_quantity"`
 }

@@ -8,6 +8,7 @@ import (

 type CreateProductRequest struct {
 	CategoryID      uuid.UUID                     `json:"category_id" validate:"required"`
+	OutletID        *uuid.UUID                    `json:"outlet_id,omitempty"`
 	SKU             *string                       `json:"sku,omitempty"`
 	Name            string                        `json:"name" validate:"required,min=1,max=255"`
 	Description     *string                       `json:"description,omitempty"`
@@ -16,15 +17,17 @@ type CreateProductRequest struct {
 	BusinessType    *string                       `json:"business_type,omitempty"`
 	ImageURL        *string                       `json:"image_url,omitempty" validate:"omitempty,max=500"`
 	PrinterType     *string                       `json:"printer_type,omitempty" validate:"omitempty,max=50"`
+	PrintToChecker  *bool                         `json:"print_to_checker,omitempty"`
 	Metadata        map[string]interface{}        `json:"metadata,omitempty"`
 	IsActive        *bool                         `json:"is_active,omitempty"`
 	Variants        []CreateProductVariantRequest `json:"variants,omitempty"`
-	InitialStock    *int                          `json:"initial_stock,omitempty" validate:"omitempty,min=0"` // Initial stock quantity for all outlets
-	ReorderLevel    *int                          `json:"reorder_level,omitempty" validate:"omitempty,min=0"` // Reorder level for all outlets
-	CreateInventory bool                          `json:"create_inventory,omitempty"`                         // Whether to create inventory records for all outlets
+	InitialStock    *int                          `json:"initial_stock,omitempty" validate:"omitempty,min=0"`
+	ReorderLevel    *int                          `json:"reorder_level,omitempty" validate:"omitempty,min=0"`
+	CreateInventory bool                          `json:"create_inventory,omitempty"`
 }

 type UpdateProductRequest struct {
+	OutletID       *uuid.UUID             `json:"outlet_id,omitempty"`
 	CategoryID     *uuid.UUID             `json:"category_id,omitempty"`
 	SKU            *string                `json:"sku,omitempty"`
 	Name           *string                `json:"name,omitempty" validate:"omitempty,min=1,max=255"`
@@ -34,10 +37,10 @@ type UpdateProductRequest struct {
 	BusinessType   *string                `json:"business_type,omitempty"`
 	ImageURL       *string                `json:"image_url,omitempty" validate:"omitempty,max=500"`
 	PrinterType    *string                `json:"printer_type,omitempty" validate:"omitempty,max=50"`
+	PrintToChecker *bool                  `json:"print_to_checker,omitempty"`
 	Metadata       map[string]interface{} `json:"metadata,omitempty"`
 	IsActive       *bool                  `json:"is_active,omitempty"`
-	// Stock management fields
-	ReorderLevel *int `json:"reorder_level,omitempty" validate:"omitempty,min=0"` // Update reorder level for all existing inventory records
+	ReorderLevel   *int                   `json:"reorder_level,omitempty" validate:"omitempty,min=0"`
 }

 type CreateProductVariantRequest struct {
@@ -64,10 +67,13 @@ type ProductResponse struct {
 	Name           string                       `json:"name"`
 	Description    *string                      `json:"description"`
 	Price          float64                      `json:"price"`
+	OutletPrice    *float64                     `json:"outlet_price,omitempty"`
+	OutletPrices   []ProductOutletPriceResponse `json:"outlet_prices,omitempty"`
 	Cost           float64                      `json:"cost"`
 	BusinessType   string                       `json:"business_type"`
 	ImageURL       *string                      `json:"image_url"`
 	PrinterType    string                       `json:"printer_type"`
+	PrintToChecker bool                         `json:"print_to_checker"`
 	Metadata       map[string]interface{}       `json:"metadata"`
 	IsActive       bool                         `json:"is_active"`
 	CreatedAt      time.Time                    `json:"created_at"`
@@ -89,6 +95,7 @@ type ProductVariantResponse struct {

 type ListProductsRequest struct {
 	OrganizationID *uuid.UUID `json:"organization_id,omitempty"`
+	OutletID       *uuid.UUID `json:"outlet_id,omitempty"`
 	CategoryID     *uuid.UUID `json:"category_id,omitempty"`
 	BusinessType   string     `json:"business_type,omitempty"`
 	IsActive       *bool      `json:"is_active,omitempty"`
@@ -0,0 +1,46 @@
+package contract
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+)
+
+type CreateProductOutletPriceRequest struct {
+	ProductID      uuid.UUID `json:"product_id" validate:"required"`
+	OutletID       uuid.UUID `json:"outlet_id" validate:"required"`
+	Price          float64   `json:"price" validate:"required,min=0"`
+	PrintToChecker bool      `json:"print_to_checker"`
+}
+
+type UpdateProductOutletPriceRequest struct {
+	Price          float64 `json:"price" validate:"required,min=0"`
+	PrintToChecker *bool   `json:"print_to_checker"`
+}
+
+type ProductOutletPriceResponse struct {
+	ID             uuid.UUID `json:"id,omitempty"`
+	ProductID      uuid.UUID `json:"product_id,omitempty"`
+	OutletID       uuid.UUID `json:"outlet_id"`
+	OutletName     string    `json:"outlet_name,omitempty"`
+	Price          float64   `json:"price"`
+	PrintToChecker bool      `json:"print_to_checker"`
+	CreatedAt      time.Time `json:"created_at,omitempty"`
+	UpdatedAt      time.Time `json:"updated_at,omitempty"`
+}
+
+type ListProductOutletPricesResponse struct {
+	Prices     []ProductOutletPriceResponse `json:"prices"`
+	TotalCount int                          `json:"total_count"`
+}
+
+type BulkCreateProductOutletPriceRequest struct {
+	ProductID uuid.UUID                                  `json:"product_id" validate:"required"`
+	Prices    []CreateProductOutletPricePerOutletRequest `json:"prices" validate:"required,dive"`
+}
+
+type CreateProductOutletPricePerOutletRequest struct {
+	OutletID       uuid.UUID `json:"outlet_id" validate:"required"`
+	Price          float64   `json:"price" validate:"required,min=0"`
+	PrintToChecker bool      `json:"print_to_checker"`
+}
@@ -0,0 +1,82 @@
+package contract
+
+import (
+	"github.com/google/uuid"
+)
+
+type SelfOrderTableTokenResponse struct {
+	SessionID      string `json:"session_id"`
+	TableID        string `json:"table_id"`
+	OrganizationID string `json:"organization_id"`
+	OutletID       string `json:"outlet_id"`
+	TableName      string `json:"table_name"`
+	OutletName     string `json:"outlet_name"`
+	Status         string `json:"status"`
+}
+
+type SelfOrderMenuRequest struct {
+	SessionID string `form:"session_id" validate:"required"`
+}
+
+type SelfOrderMenuResponse struct {
+	OutletName string                  `json:"outlet_name"`
+	TableName  string                  `json:"table_name"`
+	Categories []SelfOrderMenuCategory `json:"categories"`
+}
+
+type SelfOrderMenuCategory struct {
+	ID          uuid.UUID           `json:"id"`
+	Name        string              `json:"name"`
+	Description *string             `json:"description,omitempty"`
+	Order       int                 `json:"order"`
+	Products    []SelfOrderMenuItem `json:"products"`
+}
+
+type SelfOrderMenuItem struct {
+	ID          uuid.UUID              `json:"id"`
+	Name        string                 `json:"name"`
+	Description *string                `json:"description,omitempty"`
+	Price       float64                `json:"price"`
+	ImageURL    *string                `json:"image_url,omitempty"`
+	Variants    []SelfOrderMenuVariant `json:"variants,omitempty"`
+}
+
+type SelfOrderMenuVariant struct {
+	ID            uuid.UUID `json:"id"`
+	Name          string    `json:"name"`
+	PriceModifier float64   `json:"price_modifier"`
+}
+
+type SelfOrderCreateOrderRequest struct {
+	SessionID    string                     `json:"session_id" validate:"required"`
+	CustomerName string                     `json:"customer_name" validate:"required"`
+	OrderType    string                     `json:"order_type" validate:"required,oneof=dine_in takeaway delivery"`
+	OrderItems   []SelfOrderCreateOrderItem `json:"order_items" validate:"required,min=1,dive"`
+}
+
+type SelfOrderCreateOrderItem struct {
+	ProductID        uuid.UUID  `json:"product_id" validate:"required"`
+	ProductVariantID *uuid.UUID `json:"product_variant_id,omitempty"`
+	Quantity         int        `json:"quantity" validate:"required,min=1"`
+	Notes            *string    `json:"notes,omitempty"`
+}
+
+type SelfOrderListCategoriesRequest struct {
+	OrganizationID string `form:"organization_id" validate:"required"`
+	OutletID       string `form:"outlet_id" validate:"required"`
+}
+
+type SelfOrderCategoryItem struct {
+	ID          uuid.UUID `json:"id"`
+	Name        string    `json:"name"`
+	Description *string   `json:"description,omitempty"`
+	Order       int       `json:"order"`
+}
+
+type SelfOrderListCategoriesResponse struct {
+	Categories []SelfOrderCategoryItem `json:"categories"`
+}
+
+type SelfOrderListOrdersResponse struct {
+	Orders []OrderResponse `json:"orders"`
+}
@@ -37,6 +37,13 @@ type UpdateUserOutletRequest struct {
 type LoginRequest struct {
 	Email      string `json:"email" validate:"required,email"`
 	Password   string `json:"password" validate:"required"`
+	DeviceID   string `json:"device_id,omitempty"`
+	DeviceName string `json:"device_name,omitempty"`
+	DeviceType string `json:"device_type,omitempty"`
+	Platform   string `json:"platform,omitempty"`
+	FCMToken   string `json:"fcm_token,omitempty"`
+	AppVersion string `json:"app_version,omitempty"`
+	OsVersion  string `json:"os_version,omitempty"`
 }

 type LoginResponse struct {
@@ -0,0 +1,59 @@
+package contract
+
+import (
+	"time"
+
+	"apskel-pos-be/internal/entities"
+
+	"github.com/google/uuid"
+)
+
+type RegisterUserDeviceRequest struct {
+	DeviceID   string                  `json:"device_id" validate:"required,min=1,max=255"`
+	DeviceName string                  `json:"device_name,omitempty" validate:"omitempty,max=255"`
+	DeviceType entities.DeviceType     `json:"device_type,omitempty" validate:"omitempty,oneof=mobile tablet desktop"`
+	Platform   entities.DevicePlatform `json:"platform,omitempty" validate:"omitempty,oneof=android ios web"`
+	FCMToken   string                  `json:"fcm_token,omitempty" validate:"omitempty,max=512"`
+	AppVersion string                  `json:"app_version,omitempty" validate:"omitempty,max=50"`
+	OsVersion  string                  `json:"os_version,omitempty" validate:"omitempty,max=50"`
+}
+
+type UpdateUserDeviceRequest struct {
+	DeviceName string                  `json:"device_name,omitempty" validate:"omitempty,max=255"`
+	DeviceType entities.DeviceType     `json:"device_type,omitempty" validate:"omitempty,oneof=mobile tablet desktop"`
+	Platform   entities.DevicePlatform `json:"platform,omitempty" validate:"omitempty,oneof=android ios web"`
+	FCMToken   string                  `json:"fcm_token,omitempty" validate:"omitempty,max=512"`
+	AppVersion string                  `json:"app_version,omitempty" validate:"omitempty,max=50"`
+	OsVersion  string                  `json:"os_version,omitempty" validate:"omitempty,max=50"`
+}
+
+type UserDeviceResponse struct {
+	ID           uuid.UUID               `json:"id"`
+	UserID       uuid.UUID               `json:"user_id"`
+	DeviceID     string                  `json:"device_id"`
+	DeviceName   string                  `json:"device_name"`
+	DeviceType   entities.DeviceType     `json:"device_type"`
+	Platform     entities.DevicePlatform `json:"platform"`
+	FCMToken     string                  `json:"fcm_token"`
+	AppVersion   string                  `json:"app_version"`
+	OsVersion    string                  `json:"os_version"`
+	IPAddress    string                  `json:"ip_address"`
+	LastActiveAt *time.Time              `json:"last_active_at"`
+	CreatedAt    time.Time               `json:"created_at"`
+	UpdatedAt    time.Time               `json:"updated_at"`
+}
+
+type ListUserDevicesRequest struct {
+	Page     int    `json:"page" validate:"min=1"`
+	Limit    int    `json:"limit" validate:"min=1,max=100"`
+	UserID   string `json:"user_id,omitempty"`
+	Platform string `json:"platform,omitempty"`
+}
+
+type ListUserDevicesResponse struct {
+	Devices    []UserDeviceResponse `json:"devices"`
+	TotalCount int                  `json:"total_count"`
+	Page       int                  `json:"page"`
+	Limit      int                  `json:"limit"`
+	TotalPages int                  `json:"total_pages"`
+}
@@ -0,0 +1,30 @@
+package db
+
+import (
+	"apskel-pos-be/config"
+	"fmt"
+
+	"github.com/redis/go-redis/v9"
+)
+
+func NewRedisClient(c config.Redis) (*redis.Client, error) {
+	opts := &redis.Options{
+		Addr:         c.Addr(),
+		Password:     c.Password,
+		DB:           c.DB,
+		DialTimeout:  c.ParseDialTimeout(),
+		ReadTimeout:  c.ParseReadTimeout(),
+		WriteTimeout: c.ParseWriteTimeout(),
+	}
+	if c.PoolSize > 0 {
+		opts.PoolSize = c.PoolSize
+	}
+	if c.MinIdleConnections > 0 {
+		opts.MinIdleConns = c.MinIdleConnections
+	}
+
+	client := redis.NewClient(opts)
+
+	fmt.Println("Successfully connected to Redis")
+	return client, nil
+}
@@ -27,6 +27,51 @@ type SalesAnalytics struct {
 	NetSales float64   `json:"net_sales"`
 }

+// PurchasingAnalytics represents purchasing analytics data
+type PurchasingAnalytics struct {
+	OutletName     *string                    `json:"outlet_name,omitempty"`
+	Summary        PurchasingSummary          `json:"summary"`
+	Data           []PurchasingAnalyticsData  `json:"data"`
+	IngredientData []PurchasingIngredientData `json:"ingredient_data"`
+	VendorData     []PurchasingVendorData     `json:"vendor_data"`
+}
+
+type PurchasingSummary struct {
+	TotalPurchases            float64 `json:"total_purchases"`
+	TotalPurchaseOrders       int64   `json:"total_purchase_orders"`
+	TotalQuantity             float64 `json:"total_quantity"`
+	AveragePurchaseOrderValue float64 `json:"average_purchase_order_value"`
+	TotalIngredients          int64   `json:"total_ingredients"`
+	TotalVendors              int64   `json:"total_vendors"`
+}
+
+type PurchasingAnalyticsData struct {
+	Date           time.Time `json:"date"`
+	Purchases      float64   `json:"purchases"`
+	PurchaseOrders int64     `json:"purchase_orders"`
+	Quantity       float64   `json:"quantity"`
+	Ingredients    int64     `json:"ingredients"`
+	Vendors        int64     `json:"vendors"`
+}
+
+type PurchasingIngredientData struct {
+	IngredientID       uuid.UUID `json:"ingredient_id"`
+	IngredientName     string    `json:"ingredient_name"`
+	Quantity           float64   `json:"quantity"`
+	TotalCost          float64   `json:"total_cost"`
+	AverageUnitCost    float64   `json:"average_unit_cost"`
+	PurchaseOrderCount int64     `json:"purchase_order_count"`
+}
+
+type PurchasingVendorData struct {
+	VendorID           uuid.UUID `json:"vendor_id"`
+	VendorName         string    `json:"vendor_name"`
+	TotalCost          float64   `json:"total_cost"`
+	PurchaseOrderCount int64     `json:"purchase_order_count"`
+	IngredientCount    int64     `json:"ingredient_count"`
+	Quantity           float64   `json:"quantity"`
+}
+
 type ProductAnalytics struct {
 	ProductID               uuid.UUID `json:"product_id"`
 	ProductName             string    `json:"product_name"`
@@ -33,6 +33,7 @@ func (m *Metadata) Scan(value interface{}) error {
 type Category struct {
 	ID             uuid.UUID  `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
 	OrganizationID uuid.UUID  `gorm:"type:uuid;not null;index" json:"organization_id" validate:"required"`
+	OutletID       *uuid.UUID `gorm:"type:uuid;index" json:"outlet_id"`
 	Name           string     `gorm:"not null;size:255" json:"name" validate:"required,min=1,max=255"`
 	Description    *string    `gorm:"type:text" json:"description"`
 	Order          int        `gorm:"default:0" json:"order"`
@@ -36,6 +36,12 @@ func GetAllEntities() []interface{} {
 		&CampaignRule{},
 		&OtpSession{},
 		// Analytics entities are not database tables, they are query results
+		&UserDevice{},
+		// Notification entities
+		&Notification{},
+		&NotificationReceiver{},
+		&NotificationDelivery{},
+		&ProductOutletPrice{},
 	}
 }

@@ -20,4 +20,5 @@ type Ingredient struct {
 	CreatedAt      time.Time               `gorm:"autoCreateTime" json:"created_at"`
 	UpdatedAt      time.Time               `gorm:"autoUpdateTime" json:"updated_at"`
 	Unit           *Unit                   `gorm:"foreignKey:UnitID;references:ID" json:"unit,omitempty"`
+	Compositions   []IngredientComposition `gorm:"foreignKey:ParentIngredientID;references:ID" json:"compositions,omitempty"`
 }
@@ -7,14 +7,14 @@ import (
 )

 type IngredientComposition struct {
-	ID                 uuid.UUID   `json:"id" db:"id"`
-	OrganizationID     uuid.UUID   `json:"organization_id" db:"organization_id"`
-	OutletID           *uuid.UUID  `json:"outlet_id" db:"outlet_id"`
-	ParentIngredientID uuid.UUID   `json:"parent_ingredient_id" db:"parent_ingredient_id"`
-	ChildIngredientID  uuid.UUID   `json:"child_ingredient_id" db:"child_ingredient_id"`
-	Quantity           float64     `json:"quantity" db:"quantity"`
-	CreatedAt          time.Time   `json:"created_at" db:"created_at"`
-	UpdatedAt          time.Time   `json:"updated_at" db:"updated_at"`
-	ParentIngredient   *Ingredient `json:"parent_ingredient,omitempty"`
-	ChildIngredient    *Ingredient `json:"child_ingredient,omitempty"`
+	ID                 uuid.UUID   `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
+	OrganizationID     uuid.UUID   `gorm:"type:uuid;not null;index" json:"organization_id"`
+	OutletID           *uuid.UUID  `gorm:"type:uuid;index" json:"outlet_id"`
+	ParentIngredientID uuid.UUID   `gorm:"type:uuid;not null;index" json:"parent_ingredient_id"`
+	ChildIngredientID  uuid.UUID   `gorm:"type:uuid;not null;index" json:"child_ingredient_id"`
+	Quantity           float64     `gorm:"type:decimal(10,4);not null" json:"quantity"`
+	CreatedAt          time.Time   `gorm:"autoCreateTime" json:"created_at"`
+	UpdatedAt          time.Time   `gorm:"autoUpdateTime" json:"updated_at"`
+	ParentIngredient   *Ingredient `gorm:"foreignKey:ParentIngredientID;references:ID" json:"parent_ingredient,omitempty"`
+	ChildIngredient    *Ingredient `gorm:"foreignKey:ChildIngredientID;references:ID" json:"child_ingredient,omitempty"`
 }
@@ -0,0 +1,150 @@
+package entities
+
+import (
+	"database/sql/driver"
+	"encoding/json"
+	"errors"
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type NotificationPriority string
+type NotificationDeliveryStatus string
+type NotificationChannel string
+type NotificationProvider string
+
+const (
+	NotificationPriorityLow    NotificationPriority = "low"
+	NotificationPriorityNormal NotificationPriority = "normal"
+	NotificationPriorityHigh   NotificationPriority = "high"
+
+	NotificationDeliveryStatusPending   NotificationDeliveryStatus = "pending"
+	NotificationDeliveryStatusSent      NotificationDeliveryStatus = "sent"
+	NotificationDeliveryStatusDelivered NotificationDeliveryStatus = "delivered"
+	NotificationDeliveryStatusFailed    NotificationDeliveryStatus = "failed"
+
+	NotificationChannelPush      NotificationChannel = "push"
+	NotificationChannelWebsocket NotificationChannel = "websocket"
+	NotificationChannelEmail     NotificationChannel = "email"
+
+	NotificationProviderFirebase NotificationProvider = "firebase"
+)
+
+// NotificationData is a JSON-serializable map for extra notification payload.
+type NotificationData map[string]interface{}
+
+func (d NotificationData) Value() (driver.Value, error) {
+	if d == nil {
+		return nil, nil
+	}
+	return json.Marshal(d)
+}
+
+func (d *NotificationData) Scan(value interface{}) error {
+	if value == nil {
+		*d = nil
+		return nil
+	}
+	bytes, ok := value.([]byte)
+	if !ok {
+		return errors.New("type assertion to []byte failed")
+	}
+	return json.Unmarshal(bytes, d)
+}
+
+// Notification is the master notification record.
+type Notification struct {
+	ID             uuid.UUID            `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
+	Title          string               `gorm:"not null;size:255" json:"title"`
+	Body           string               `gorm:"type:text" json:"body"`
+	Type           string               `gorm:"size:100" json:"type"`
+	Category       string               `gorm:"size:100" json:"category"`
+	Priority       NotificationPriority `gorm:"size:50;default:'normal'" json:"priority"`
+	ImageURL       string               `gorm:"size:512" json:"image_url"`
+	ActionURL      string               `gorm:"size:512" json:"action_url"`
+	NotifiableType string               `gorm:"size:100" json:"notifiable_type"`
+	NotifiableID   *uuid.UUID           `gorm:"type:uuid" json:"notifiable_id"`
+	Data           NotificationData     `gorm:"type:jsonb" json:"data"`
+	ScheduledAt    *time.Time           `gorm:"type:timestamptz" json:"scheduled_at"`
+	SentAt         *time.Time           `gorm:"type:timestamptz" json:"sent_at"`
+	ExpiredAt      *time.Time           `gorm:"type:timestamptz" json:"expired_at"`
+	CreatedBy      *uuid.UUID           `gorm:"type:uuid" json:"created_by"`
+	CreatedAt      time.Time            `gorm:"autoCreateTime" json:"created_at"`
+	UpdatedAt      time.Time            `gorm:"autoUpdateTime" json:"updated_at"`
+
+	Creator   *User                   `gorm:"foreignKey:CreatedBy" json:"creator,omitempty"`
+	Receivers []*NotificationReceiver `gorm:"foreignKey:NotificationID" json:"receivers,omitempty"`
+}
+
+func (n *Notification) BeforeCreate(tx *gorm.DB) error {
+	if n.ID == uuid.Nil {
+		n.ID = uuid.New()
+	}
+	return nil
+}
+
+func (Notification) TableName() string {
+	return "notifications"
+}
+
+// NotificationReceiver links a notification to a specific user.
+type NotificationReceiver struct {
+	ID             uuid.UUID  `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
+	NotificationID uuid.UUID  `gorm:"type:uuid;not null;index" json:"notification_id"`
+	UserID         uuid.UUID  `gorm:"type:uuid;not null;index" json:"user_id"`
+	IsRead         bool       `gorm:"default:false" json:"is_read"`
+	ReadAt         *time.Time `gorm:"type:timestamptz" json:"read_at"`
+	IsDeleted      bool       `gorm:"default:false" json:"is_deleted"`
+	DeletedAt      *time.Time `gorm:"type:timestamptz" json:"deleted_at"`
+	CreatedAt      time.Time  `gorm:"autoCreateTime" json:"created_at"`
+	UpdatedAt      time.Time  `gorm:"autoUpdateTime" json:"updated_at"`
+
+	Notification *Notification           `gorm:"foreignKey:NotificationID" json:"notification,omitempty"`
+	User         *User                   `gorm:"foreignKey:UserID" json:"user,omitempty"`
+	Deliveries   []*NotificationDelivery `gorm:"foreignKey:NotificationReceiverID" json:"deliveries,omitempty"`
+}
+
+func (n *NotificationReceiver) BeforeCreate(tx *gorm.DB) error {
+	if n.ID == uuid.Nil {
+		n.ID = uuid.New()
+	}
+	return nil
+}
+
+func (NotificationReceiver) TableName() string {
+	return "notification_receivers"
+}
+
+// NotificationDelivery tracks per-device delivery attempts.
+type NotificationDelivery struct {
+	ID                     uuid.UUID                  `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
+	NotificationReceiverID uuid.UUID                  `gorm:"type:uuid;not null;index" json:"notification_receiver_id"`
+	UserDeviceID           uuid.UUID                  `gorm:"type:uuid;not null;index" json:"user_device_id"`
+	Channel                NotificationChannel        `gorm:"size:50;default:'push'" json:"channel"`
+	DeliveryStatus         NotificationDeliveryStatus `gorm:"size:50;default:'pending'" json:"delivery_status"`
+	Provider               NotificationProvider       `gorm:"size:50" json:"provider"`
+	ProviderMessageID      string                     `gorm:"size:255" json:"provider_message_id"`
+	SentAt                 *time.Time                 `gorm:"type:timestamptz" json:"sent_at"`
+	DeliveredAt            *time.Time                 `gorm:"type:timestamptz" json:"delivered_at"`
+	FailedAt               *time.Time                 `gorm:"type:timestamptz" json:"failed_at"`
+	FailureReason          string                     `gorm:"type:text" json:"failure_reason"`
+	RetryCount             int                        `gorm:"default:0" json:"retry_count"`
+	CreatedAt              time.Time                  `gorm:"autoCreateTime" json:"created_at"`
+	UpdatedAt              time.Time                  `gorm:"autoUpdateTime" json:"updated_at"`
+
+	NotificationReceiver *NotificationReceiver `gorm:"foreignKey:NotificationReceiverID" json:"notification_receiver,omitempty"`
+	UserDevice           *UserDevice           `gorm:"foreignKey:UserDeviceID" json:"user_device,omitempty"`
+}
+
+func (n *NotificationDelivery) BeforeCreate(tx *gorm.DB) error {
+	if n.ID == uuid.Nil {
+		n.ID = uuid.New()
+	}
+	return nil
+}
+
+func (NotificationDelivery) TableName() string {
+	return "notification_deliveries"
+}
@@ -33,6 +33,7 @@ type Product struct {
 	ProductRecipes      []ProductRecipe      `gorm:"foreignKey:ProductID" json:"product_recipes,omitempty"`
 	Inventory           []Inventory          `gorm:"foreignKey:ProductID" json:"inventory,omitempty"`
 	OrderItems          []OrderItem          `gorm:"foreignKey:ProductID" json:"order_items,omitempty"`
+	ProductOutletPrices []ProductOutletPrice `gorm:"foreignKey:ProductID" json:"product_outlet_prices,omitempty"`
 }

 func (p *Product) BeforeCreate(tx *gorm.DB) error {
@@ -0,0 +1,32 @@
+package entities
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type ProductOutletPrice struct {
+	ID             uuid.UUID `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
+	ProductID      uuid.UUID `gorm:"type:uuid;not null;index" json:"product_id"`
+	OutletID       uuid.UUID `gorm:"type:uuid;not null;index" json:"outlet_id"`
+	Price          float64   `gorm:"type:decimal(10,2);not null" json:"price"`
+	PrintToChecker bool      `gorm:"not null;default:true" json:"print_to_checker"`
+	CreatedAt      time.Time `gorm:"autoCreateTime" json:"created_at"`
+	UpdatedAt      time.Time `gorm:"autoUpdateTime" json:"updated_at"`
+
+	Product Product `gorm:"foreignKey:ProductID" json:"product,omitempty"`
+	Outlet  Outlet  `gorm:"foreignKey:OutletID" json:"outlet,omitempty"`
+}
+
+func (p *ProductOutletPrice) BeforeCreate(tx *gorm.DB) error {
+	if p.ID == uuid.Nil {
+		p.ID = uuid.New()
+	}
+	return nil
+}
+
+func (ProductOutletPrice) TableName() string {
+	return "product_outlet_prices"
+}
@@ -1,6 +1,7 @@
 package entities

 import (
+	"apskel-pos-be/internal/pkg/tabletoken"
 	"time"

 	"github.com/google/uuid"
@@ -12,6 +13,7 @@ type Table struct {
 	OrganizationID uuid.UUID  `gorm:"type:uuid;not null;index" json:"organization_id" validate:"required"`
 	OutletID       uuid.UUID  `gorm:"type:uuid;not null;index" json:"outlet_id" validate:"required"`
 	TableName      string     `gorm:"not null;size:100" json:"table_name" validate:"required"`
+	Token          string     `gorm:"uniqueIndex;not null;size:255" json:"token"`
 	StartTime      *time.Time `gorm:"" json:"start_time"`
 	Status         string     `gorm:"default:'available';size:50" json:"status"`
 	OrderID        *uuid.UUID `gorm:"type:uuid;index" json:"order_id"`
@@ -33,6 +35,9 @@ func (t *Table) BeforeCreate(tx *gorm.DB) error {
 	if t.ID == uuid.Nil {
 		t.ID = uuid.New()
 	}
+	if t.Token == "" {
+		t.Token = tabletoken.Encode(t.ID, t.OrganizationID, t.OutletID)
+	}
 	return nil
 }

@@ -0,0 +1,50 @@
+package entities
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type DeviceType string
+type DevicePlatform string
+
+const (
+	DeviceTypeMobile  DeviceType = "mobile"
+	DeviceTypeTablet  DeviceType = "tablet"
+	DeviceTypeDesktop DeviceType = "desktop"
+
+	DevicePlatformAndroid DevicePlatform = "android"
+	DevicePlatformIOS     DevicePlatform = "ios"
+	DevicePlatformWeb     DevicePlatform = "web"
+)
+
+type UserDevice struct {
+	ID           uuid.UUID      `gorm:"type:uuid;primary_key;default:gen_random_uuid()" json:"id"`
+	UserID       uuid.UUID      `gorm:"type:uuid;not null;index" json:"user_id"`
+	DeviceID     string         `gorm:"not null;size:255;index" json:"device_id"`
+	DeviceName   string         `gorm:"size:255" json:"device_name"`
+	DeviceType   DeviceType     `gorm:"size:50" json:"device_type"`
+	Platform     DevicePlatform `gorm:"size:50" json:"platform"`
+	FCMToken     string         `gorm:"size:512" json:"fcm_token"`
+	AppVersion   string         `gorm:"size:50" json:"app_version"`
+	OsVersion    string         `gorm:"size:50" json:"os_version"`
+	IPAddress    string         `gorm:"size:45" json:"ip_address"`
+	LastActiveAt *time.Time     `gorm:"type:timestamptz" json:"last_active_at"`
+	CreatedAt    time.Time      `gorm:"autoCreateTime" json:"created_at"`
+	UpdatedAt    time.Time      `gorm:"autoUpdateTime" json:"updated_at"`
+
+	User User `gorm:"foreignKey:UserID" json:"user,omitempty"`
+}
+
+func (u *UserDevice) BeforeCreate(tx *gorm.DB) error {
+	if u.ID == uuid.Nil {
+		u.ID = uuid.New()
+	}
+	return nil
+}
+
+func (UserDevice) TableName() string {
+	return "user_devices"
+}
@@ -8,6 +8,7 @@ import (
 	"apskel-pos-be/internal/util"

 	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
 )

 type AnalyticsHandler struct {
@@ -25,6 +26,17 @@ func NewAnalyticsHandler(
 	}
 }

+func (h *AnalyticsHandler) resolveOutletID(c *gin.Context, contextOutletID uuid.UUID) *string {
+	if outletIDStr := c.Query("outlet_id"); outletIDStr != "" {
+		return &outletIDStr
+	}
+	if contextOutletID != uuid.Nil {
+		s := contextOutletID.String()
+		return &s
+	}
+	return nil
+}
+
 func (h *AnalyticsHandler) GetPaymentMethodAnalytics(c *gin.Context) {
 	ctx := c.Request.Context()
 	contextInfo := appcontext.FromGinContext(ctx)
@@ -36,7 +48,7 @@ func (h *AnalyticsHandler) GetPaymentMethodAnalytics(c *gin.Context) {
 	}

 	req.OrganizationID = contextInfo.OrganizationID
-	req.OutletID = &contextInfo.OutletID
+	req.OutletID = h.resolveOutletID(c, contextInfo.OutletID)
 	modelReq := transformer.PaymentMethodAnalyticsContractToModel(&req)

 	response, err := h.analyticsService.GetPaymentMethodAnalytics(ctx, modelReq)
@@ -60,7 +72,7 @@ func (h *AnalyticsHandler) GetSalesAnalytics(c *gin.Context) {
 	}

 	req.OrganizationID = contextInfo.OrganizationID
-	req.OutletID = &contextInfo.OutletID
+	req.OutletID = h.resolveOutletID(c, contextInfo.OutletID)
 	modelReq := transformer.SalesAnalyticsContractToModel(&req)

 	response, err := h.analyticsService.GetSalesAnalytics(ctx, modelReq)
@@ -73,6 +85,30 @@ func (h *AnalyticsHandler) GetSalesAnalytics(c *gin.Context) {
 	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(contractResp), "AnalyticsHandler::GetSalesAnalytics")
 }

+func (h *AnalyticsHandler) GetPurchasingAnalytics(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	var req contract.PurchasingAnalyticsRequest
+	if err := c.ShouldBindQuery(&req); err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{contract.NewResponseError("invalid_request", "AnalyticsHandler::GetPurchasingAnalytics", err.Error())}), "AnalyticsHandler::GetPurchasingAnalytics")
+		return
+	}
+
+	req.OrganizationID = contextInfo.OrganizationID
+	req.OutletID = h.resolveOutletID(c, contextInfo.OutletID)
+	modelReq := transformer.PurchasingAnalyticsContractToModel(&req)
+
+	response, err := h.analyticsService.GetPurchasingAnalytics(ctx, modelReq)
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{contract.NewResponseError("internal_error", "AnalyticsHandler::GetPurchasingAnalytics", err.Error())}), "AnalyticsHandler::GetPurchasingAnalytics")
+		return
+	}
+
+	contractResp := transformer.PurchasingAnalyticsModelToContract(response)
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(contractResp), "AnalyticsHandler::GetPurchasingAnalytics")
+}
+
 func (h *AnalyticsHandler) GetProductAnalytics(c *gin.Context) {
 	ctx := c.Request.Context()
 	contextInfo := appcontext.FromGinContext(ctx)
@@ -84,7 +120,7 @@ func (h *AnalyticsHandler) GetProductAnalytics(c *gin.Context) {
 	}

 	req.OrganizationID = contextInfo.OrganizationID
-	req.OutletID = &contextInfo.OutletID
+	req.OutletID = h.resolveOutletID(c, contextInfo.OutletID)
 	modelReq := transformer.ProductAnalyticsContractToModel(&req)

 	response, err := h.analyticsService.GetProductAnalytics(ctx, modelReq)
@@ -108,7 +144,7 @@ func (h *AnalyticsHandler) GetProductAnalyticsPerCategory(c *gin.Context) {
 	}

 	req.OrganizationID = contextInfo.OrganizationID
-	req.OutletID = &contextInfo.OutletID
+	req.OutletID = h.resolveOutletID(c, contextInfo.OutletID)
 	modelReq := transformer.ProductAnalyticsPerCategoryContractToModel(&req)

 	response, err := h.analyticsService.GetProductAnalyticsPerCategory(ctx, modelReq)
@@ -132,7 +168,7 @@ func (h *AnalyticsHandler) GetDashboardAnalytics(c *gin.Context) {
 	}

 	req.OrganizationID = contextInfo.OrganizationID
-	req.OutletID = &contextInfo.OutletID
+	req.OutletID = h.resolveOutletID(c, contextInfo.OutletID)
 	modelReq := transformer.DashboardAnalyticsContractToModel(&req)

 	response, err := h.analyticsService.GetDashboardAnalytics(ctx, modelReq)
@@ -156,6 +192,7 @@ func (h *AnalyticsHandler) GetProfitLossAnalytics(c *gin.Context) {
 	}

 	req.OrganizationID = contextInfo.OrganizationID
+	req.OutletID = h.resolveOutletID(c, contextInfo.OutletID)
 	modelReq, err := transformer.ProfitLossAnalyticsContractToModel(&req)
 	if err != nil {
 		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{contract.NewResponseError("invalid_request", "AnalyticsHandler::GetProfitLossAnalytics", err.Error())}), "AnalyticsHandler::GetProfitLossAnalytics")
@@ -44,6 +44,11 @@ func (h *CategoryHandler) CreateCategory(c *gin.Context) {
 		return
 	}

+	// Inject outlet_id from context if user has one and request doesn't provide it
+	if req.OutletID == nil && contextInfo.OutletID != uuid.Nil {
+		req.OutletID = &contextInfo.OutletID
+	}
+
 	validationError, validationErrorCode := h.categoryValidator.ValidateCreateCategoryRequest(&req)
 	if validationError != nil {
 		validationResponseError := contract.NewResponseError(validationErrorCode, constants.RequestEntity, validationError.Error())
@@ -149,6 +154,11 @@ func (h *CategoryHandler) ListCategories(c *gin.Context) {
 		OrganizationID: &contextInfo.OrganizationID,
 	}

+	// Inject outlet_id from context if user has one
+	if contextInfo.OutletID != uuid.Nil {
+		req.OutletID = &contextInfo.OutletID
+	}
+
 	// Parse query parameters
 	if pageStr := c.Query("page"); pageStr != "" {
 		if page, err := strconv.Atoi(pageStr); err == nil {
@@ -176,6 +186,11 @@ func (h *CategoryHandler) ListCategories(c *gin.Context) {
 		}
 	}

+	if outletIDStr := c.Query("outlet_id"); outletIDStr != "" {
+		if outletID, err := uuid.Parse(outletIDStr); err == nil {
+			req.OutletID = &outletID
+		}
+	}
 	validationError, validationErrorCode := h.categoryValidator.ValidateListCategoriesRequest(req)
 	if validationError != nil {
 		logger.FromContext(ctx).WithError(validationError).Error("CategoryHandler::ListCategories -> request validation failed")
@@ -18,9 +18,7 @@ type IngredientHandler struct {
 }

 func NewIngredientHandler(ingredientService IngredientService) *IngredientHandler {
-	return &IngredientHandler{
-		ingredientService: ingredientService,
-	}
+	return &IngredientHandler{ingredientService: ingredientService}
 }

 func (h *IngredientHandler) Create(c *gin.Context) {
@@ -29,53 +27,53 @@ func (h *IngredientHandler) Create(c *gin.Context) {

 	var request models.CreateIngredientRequest
 	if err := c.ShouldBindJSON(&request); err != nil {
-		logger.FromContext(c.Request.Context()).WithError(err).Error("IngredientHandler::Create -> request binding failed")
-		validationResponseError := contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error())
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::Create")
+		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::Create -> request binding failed")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error()),
+		}), "IngredientHandler::Create")
 		return
 	}

 	request.OrganizationID = contextInfo.OrganizationID

-	ingredientResponse, err := h.ingredientService.CreateIngredient(ctx, &request)
+	resp, err := h.ingredientService.CreateIngredient(ctx, &request)
 	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::Create -> Failed to create ingredient from service")
-		validationResponseError := contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, err.Error())
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::Create")
+		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::Create -> failed")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, err.Error()),
+		}), "IngredientHandler::Create")
 		return
 	}

-	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(ingredientResponse), "IngredientHandler::Create")
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(resp), "IngredientHandler::Create")
 }

 func (h *IngredientHandler) GetByID(c *gin.Context) {
 	ctx := c.Request.Context()

-	idStr := c.Param("id")
-	id, err := uuid.Parse(idStr)
+	id, err := uuid.Parse(c.Param("id"))
 	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::GetByID -> Invalid ingredient ID")
-		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid ingredient ID")
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::GetByID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid ingredient ID"),
+		}), "IngredientHandler::GetByID")
 		return
 	}

-	ingredientResponse, err := h.ingredientService.GetIngredientByID(ctx, id)
+	resp, err := h.ingredientService.GetIngredientByID(ctx, id)
 	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::GetByID -> Failed to get ingredient from service")
-		validationResponseError := contract.NewResponseError(constants.NotFoundErrorCode, constants.RequestEntity, "Ingredient not found")
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::GetByID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.NotFoundErrorCode, constants.RequestEntity, "Ingredient not found"),
+		}), "IngredientHandler::GetByID")
 		return
 	}

-	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(ingredientResponse), "IngredientHandler::GetByID")
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(resp), "IngredientHandler::GetByID")
 }

 func (h *IngredientHandler) GetAll(c *gin.Context) {
 	ctx := c.Request.Context()
 	contextInfo := appcontext.FromGinContext(ctx)

-	// Get query parameters
 	pageStr := c.DefaultQuery("page", "1")
 	limitStr := c.DefaultQuery("limit", "10")
 	search := c.Query("search")
@@ -83,95 +81,177 @@ func (h *IngredientHandler) GetAll(c *gin.Context) {

 	page, err := strconv.Atoi(pageStr)
 	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::GetAll -> Invalid page parameter")
-		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid page parameter")
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::GetAll")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid page parameter"),
+		}), "IngredientHandler::GetAll")
 		return
 	}

 	limit, err := strconv.Atoi(limitStr)
 	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::GetAll -> Invalid limit parameter")
-		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid limit parameter")
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::GetAll")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid limit parameter"),
+		}), "IngredientHandler::GetAll")
 		return
 	}

 	var outletID *uuid.UUID
 	if outletIDStr != "" {
-		parsedOutletID, err := uuid.Parse(outletIDStr)
+		parsed, err := uuid.Parse(outletIDStr)
 		if err != nil {
-			logger.FromContext(ctx).WithError(err).Error("IngredientHandler::GetAll -> Invalid outlet ID")
-			validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid outlet ID")
-			util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::GetAll")
+			util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+				contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid outlet ID"),
+			}), "IngredientHandler::GetAll")
 			return
 		}
-		outletID = &parsedOutletID
+		outletID = &parsed
 	}

-	ingredientResponse, err := h.ingredientService.ListIngredients(ctx, contextInfo.OrganizationID, outletID, page, limit, search)
+	resp, err := h.ingredientService.ListIngredients(ctx, contextInfo.OrganizationID, outletID, page, limit, search)
 	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::GetAll -> Failed to get ingredients from service")
-		validationResponseError := contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, "Failed to get ingredients")
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::GetAll")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, "Failed to get ingredients"),
+		}), "IngredientHandler::GetAll")
 		return
 	}

-	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(ingredientResponse), "IngredientHandler::GetAll")
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(resp), "IngredientHandler::GetAll")
 }

 func (h *IngredientHandler) Update(c *gin.Context) {
 	ctx := c.Request.Context()

-	idStr := c.Param("id")
-	id, err := uuid.Parse(idStr)
+	id, err := uuid.Parse(c.Param("id"))
 	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::Update -> Invalid ingredient ID")
-		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid ingredient ID")
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::Update")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid ingredient ID"),
+		}), "IngredientHandler::Update")
 		return
 	}

 	var request models.UpdateIngredientRequest
 	if err := c.ShouldBindJSON(&request); err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::Update -> request binding failed")
-		validationResponseError := contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, "Invalid request body")
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::Update")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, "Invalid request body"),
+		}), "IngredientHandler::Update")
 		return
 	}

-	ingredientResponse, err := h.ingredientService.UpdateIngredient(ctx, id, &request)
+	resp, err := h.ingredientService.UpdateIngredient(ctx, id, &request)
 	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::Update -> Failed to update ingredient from service")
-		validationResponseError := contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, err.Error())
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::Update")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, err.Error()),
+		}), "IngredientHandler::Update")
 		return
 	}

-	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(ingredientResponse), "IngredientHandler::Update")
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(resp), "IngredientHandler::Update")
 }

 func (h *IngredientHandler) Delete(c *gin.Context) {
 	ctx := c.Request.Context()

-	idStr := c.Param("id")
-	id, err := uuid.Parse(idStr)
+	id, err := uuid.Parse(c.Param("id"))
 	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::Delete -> Invalid ingredient ID")
-		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid ingredient ID")
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::Delete")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid ingredient ID"),
+		}), "IngredientHandler::Delete")
 		return
 	}

-	err = h.ingredientService.DeleteIngredient(ctx, id)
-	if err != nil {
-		logger.FromContext(ctx).WithError(err).Error("IngredientHandler::Delete -> Failed to delete ingredient from service")
-		validationResponseError := contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, err.Error())
-		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "IngredientHandler::Delete")
+	if err := h.ingredientService.DeleteIngredient(ctx, id); err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, err.Error()),
+		}), "IngredientHandler::Delete")
 		return
 	}

-	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(map[string]interface{}{
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(map[string]string{
 		"message": "Ingredient deleted successfully",
 	}), "IngredientHandler::Delete")
 }
+
+// AddCompositions adds multiple composition items to a semi-finished ingredient.
+func (h *IngredientHandler) AddCompositions(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	id, err := uuid.Parse(c.Param("id"))
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "invalid ingredient id"),
+		}), "IngredientHandler::AddCompositions")
+		return
+	}
+
+	var req models.AddIngredientCompositionsRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error()),
+		}), "IngredientHandler::AddCompositions")
+		return
+	}
+
+	resp, err := h.ingredientService.AddCompositions(ctx, id, &req)
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, err.Error()),
+		}), "IngredientHandler::AddCompositions")
+		return
+	}
+
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(resp), "IngredientHandler::AddCompositions")
+}
+
+// UpdateComposition updates quantity/outlet of a single composition entry.
+func (h *IngredientHandler) UpdateComposition(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	id, err := uuid.Parse(c.Param("composition_id"))
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "invalid composition id"),
+		}), "IngredientHandler::UpdateComposition")
+		return
+	}
+
+	var req models.UpdateIngredientCompositionRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error()),
+		}), "IngredientHandler::UpdateComposition")
+		return
+	}
+
+	resp, err := h.ingredientService.UpdateComposition(ctx, id, &req)
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, err.Error()),
+		}), "IngredientHandler::UpdateComposition")
+		return
+	}
+
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(resp), "IngredientHandler::UpdateComposition")
+}
+
+// DeleteComposition removes a single composition entry.
+func (h *IngredientHandler) DeleteComposition(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	id, err := uuid.Parse(c.Param("composition_id"))
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "invalid composition id"),
+		}), "IngredientHandler::DeleteComposition")
+		return
+	}
+
+	resp, err := h.ingredientService.DeleteComposition(ctx, id)
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.RequestEntity, err.Error()),
+		}), "IngredientHandler::DeleteComposition")
+		return
+	}
+
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(resp), "IngredientHandler::DeleteComposition")
+}
@@ -13,4 +13,7 @@ type IngredientService interface {
 	DeleteIngredient(ctx context.Context, id uuid.UUID) error
 	GetIngredientByID(ctx context.Context, id uuid.UUID) (*models.IngredientResponse, error)
 	ListIngredients(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, page, limit int, search string) (*models.PaginatedResponse[models.IngredientResponse], error)
+	UpdateComposition(ctx context.Context, id uuid.UUID, req *models.UpdateIngredientCompositionRequest) (*models.IngredientCompositionResponse, error)
+	DeleteComposition(ctx context.Context, id uuid.UUID) (*models.IngredientResponse, error)
+	AddCompositions(ctx context.Context, parentID uuid.UUID, req *models.AddIngredientCompositionsRequest) (*models.AddIngredientCompositionsResponse, error)
 }
@@ -0,0 +1,190 @@
+package handler
+
+import (
+	"apskel-pos-be/internal/appcontext"
+	"apskel-pos-be/internal/constants"
+	"apskel-pos-be/internal/contract"
+	"apskel-pos-be/internal/logger"
+	"apskel-pos-be/internal/service"
+	"apskel-pos-be/internal/util"
+	"apskel-pos-be/internal/validator"
+
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+type NotificationHandler struct {
+	notificationService   service.NotificationService
+	notificationValidator validator.NotificationValidator
+}
+
+func NewNotificationHandler(
+	notificationService service.NotificationService,
+	notificationValidator validator.NotificationValidator,
+) *NotificationHandler {
+	return &NotificationHandler{
+		notificationService:   notificationService,
+		notificationValidator: notificationValidator,
+	}
+}
+
+// Send godoc
+// POST /api/v1/notifications/send
+// Sends a notification to specific users.
+func (h *NotificationHandler) Send(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	var req contract.SendNotificationRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("NotificationHandler::Send -> request binding failed")
+		validationErr := contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationErr}), "NotificationHandler::Send")
+		return
+	}
+
+	if validationErr, errCode := h.notificationValidator.ValidateSendRequest(&req); validationErr != nil {
+		respErr := contract.NewResponseError(errCode, constants.RequestEntity, validationErr.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{respErr}), "NotificationHandler::Send")
+		return
+	}
+
+	resp := h.notificationService.Send(ctx, &req, contextInfo.UserID)
+	if resp.HasErrors() {
+		logger.FromContext(ctx).WithError(resp.GetErrors()[0]).Error("NotificationHandler::Send -> service error")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, resp, "NotificationHandler::Send")
+}
+
+// Broadcast godoc
+// POST /api/v1/notifications/broadcast
+// Sends a notification to all active users in the caller's organization.
+func (h *NotificationHandler) Broadcast(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	var req contract.BroadcastNotificationRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("NotificationHandler::Broadcast -> request binding failed")
+		validationErr := contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationErr}), "NotificationHandler::Broadcast")
+		return
+	}
+
+	if validationErr, errCode := h.notificationValidator.ValidateBroadcastRequest(&req); validationErr != nil {
+		respErr := contract.NewResponseError(errCode, constants.RequestEntity, validationErr.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{respErr}), "NotificationHandler::Broadcast")
+		return
+	}
+
+	resp := h.notificationService.Broadcast(ctx, &req, contextInfo.OrganizationID, contextInfo.UserID)
+	if resp.HasErrors() {
+		logger.FromContext(ctx).WithError(resp.GetErrors()[0]).Error("NotificationHandler::Broadcast -> service error")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, resp, "NotificationHandler::Broadcast")
+}
+
+// List godoc
+// GET /api/v1/notifications
+// Returns paginated notifications for the authenticated user.
+func (h *NotificationHandler) List(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	req := contract.ListNotificationsRequest{
+		Page:  1,
+		Limit: 20,
+	}
+
+	if err := c.ShouldBindQuery(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("NotificationHandler::List -> query binding failed")
+		validationErr := contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationErr}), "NotificationHandler::List")
+		return
+	}
+
+	if validationErr, errCode := h.notificationValidator.ValidateListRequest(&req); validationErr != nil {
+		respErr := contract.NewResponseError(errCode, constants.RequestEntity, validationErr.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{respErr}), "NotificationHandler::List")
+		return
+	}
+
+	resp := h.notificationService.ListForUser(ctx, &req, contextInfo.UserID)
+	util.HandleResponse(c.Writer, c.Request, resp, "NotificationHandler::List")
+}
+
+// GetByID godoc
+// GET /api/v1/notifications/:id
+func (h *NotificationHandler) GetByID(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	idStr := c.Param("id")
+	id, err := uuid.Parse(idStr)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("NotificationHandler::GetByID -> invalid notification ID")
+		validationErr := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid notification ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationErr}), "NotificationHandler::GetByID")
+		return
+	}
+
+	resp := h.notificationService.GetByID(ctx, id)
+	util.HandleResponse(c.Writer, c.Request, resp, "NotificationHandler::GetByID")
+}
+
+// MarkAsRead godoc
+// PUT /api/v1/notifications/:id/read
+func (h *NotificationHandler) MarkAsRead(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	idStr := c.Param("id")
+	receiverID, err := uuid.Parse(idStr)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("NotificationHandler::MarkAsRead -> invalid receiver ID")
+		validationErr := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid notification receiver ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationErr}), "NotificationHandler::MarkAsRead")
+		return
+	}
+
+	resp := h.notificationService.MarkAsRead(ctx, receiverID, contextInfo.UserID)
+	if resp.HasErrors() {
+		logger.FromContext(ctx).WithError(resp.GetErrors()[0]).Error("NotificationHandler::MarkAsRead -> service error")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, resp, "NotificationHandler::MarkAsRead")
+}
+
+// MarkAllAsRead godoc
+// PUT /api/v1/notifications/read-all
+func (h *NotificationHandler) MarkAllAsRead(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	resp := h.notificationService.MarkAllAsRead(ctx, contextInfo.UserID)
+	util.HandleResponse(c.Writer, c.Request, resp, "NotificationHandler::MarkAllAsRead")
+}
+
+// Delete godoc
+// DELETE /api/v1/notifications/:id
+func (h *NotificationHandler) Delete(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	idStr := c.Param("id")
+	receiverID, err := uuid.Parse(idStr)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("NotificationHandler::Delete -> invalid receiver ID")
+		validationErr := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid notification receiver ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationErr}), "NotificationHandler::Delete")
+		return
+	}
+
+	resp := h.notificationService.DeleteForUser(ctx, receiverID, contextInfo.UserID)
+	if resp.HasErrors() {
+		logger.FromContext(ctx).WithError(resp.GetErrors()[0]).Error("NotificationHandler::Delete -> service error")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, resp, "NotificationHandler::Delete")
+}
@@ -137,6 +137,10 @@ func (h *OrderHandler) ListOrders(c *gin.Context) {
 	}

 	modelReq.OrganizationID = &contextInfo.OrganizationID
+	if modelReq.OutletID == nil && contextInfo.OutletID != uuid.Nil {
+		modelReq.OutletID = &contextInfo.OutletID
+	}
+
 	response, err := h.orderService.ListOrders(c.Request.Context(), modelReq)
 	if err != nil {
 		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{contract.NewResponseError("internal_error", "OrderHandler::ListOrders", err.Error())}), "OrderHandler::ListOrders")
@@ -60,6 +60,7 @@ func (h *ProductHandler) CreateProduct(c *gin.Context) {

 func (h *ProductHandler) UpdateProduct(c *gin.Context) {
 	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)

 	productIDStr := c.Param("id")
 	productID, err := uuid.Parse(productIDStr)
@@ -85,7 +86,7 @@ func (h *ProductHandler) UpdateProduct(c *gin.Context) {
 		return
 	}

-	productResponse := h.productService.UpdateProduct(ctx, productID, &req)
+	productResponse := h.productService.UpdateProduct(ctx, contextInfo, productID, &req)
 	if productResponse.HasErrors() {
 		errorResp := productResponse.GetErrors()[0]
 		logger.FromContext(ctx).WithError(errorResp).Error("ProductHandler::UpdateProduct -> Failed to update product from service")
@@ -117,6 +118,7 @@ func (h *ProductHandler) DeleteProduct(c *gin.Context) {

 func (h *ProductHandler) GetProduct(c *gin.Context) {
 	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)

 	productIDStr := c.Param("id")
 	productID, err := uuid.Parse(productIDStr)
@@ -127,7 +129,7 @@ func (h *ProductHandler) GetProduct(c *gin.Context) {
 		return
 	}

-	productResponse := h.productService.GetProductByID(ctx, productID)
+	productResponse := h.productService.GetProductByID(ctx, productID, contextInfo.OutletID)
 	if productResponse.HasErrors() {
 		errorResp := productResponse.GetErrors()[0]
 		logger.FromContext(ctx).WithError(errorResp).Error("ProductHandler::GetProduct -> Failed to get product from service")
@@ -184,6 +186,97 @@ func (h *ProductHandler) ListProducts(c *gin.Context) {
 		}
 	}

+	if outletIDStr := c.Query("outlet_id"); outletIDStr != "" {
+		if outletID, err := uuid.Parse(outletIDStr); err == nil {
+			req.OutletID = &outletID
+		}
+	} else if contextInfo.OutletID != uuid.Nil {
+		req.OutletID = &contextInfo.OutletID
+	}
+
+	if minPriceStr := c.Query("min_price"); minPriceStr != "" {
+		if minPrice, err := strconv.ParseFloat(minPriceStr, 64); err == nil {
+			req.MinPrice = &minPrice
+		}
+	}
+
+	if maxPriceStr := c.Query("max_price"); maxPriceStr != "" {
+		if maxPrice, err := strconv.ParseFloat(maxPriceStr, 64); err == nil {
+			req.MaxPrice = &maxPrice
+		}
+	}
+
+	validationError, validationErrorCode := h.productValidator.ValidateListProductsRequest(req)
+	if validationError != nil {
+		logger.FromContext(ctx).WithError(validationError).Error("ProductHandler::ListProducts -> request validation failed")
+		validationResponseError := contract.NewResponseError(validationErrorCode, constants.RequestEntity, validationError.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductHandler::ListProducts")
+		return
+	}
+
+	productsResponse := h.productService.ListProducts(ctx, req)
+	if productsResponse.HasErrors() {
+		errorResp := productsResponse.GetErrors()[0]
+		logger.FromContext(ctx).WithError(errorResp).Error("ProductHandler::ListProducts -> Failed to list products from service")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, productsResponse, "ProductHandler::ListProducts")
+}
+
+func (h *ProductHandler) ListProductAll(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	req := &contract.ListProductsRequest{
+		Page:           1,
+		Limit:          10,
+		OrganizationID: &contextInfo.OrganizationID,
+	}
+
+	if pageStr := c.Query("page"); pageStr != "" {
+		if page, err := strconv.Atoi(pageStr); err == nil {
+			req.Page = page
+		}
+	}
+
+	if limitStr := c.Query("limit"); limitStr != "" {
+		if limit, err := strconv.Atoi(limitStr); err == nil {
+			req.Limit = limit
+		}
+	}
+
+	if search := c.Query("search"); search != "" {
+		req.Search = search
+	}
+
+	if businessType := c.Query("business_type"); businessType != "" {
+		req.BusinessType = businessType
+	}
+
+	if organizationIDStr := c.Query("organization_id"); organizationIDStr != "" {
+		if organizationID, err := uuid.Parse(organizationIDStr); err == nil {
+			req.OrganizationID = &organizationID
+		}
+	}
+
+	if categoryIDStr := c.Query("category_id"); categoryIDStr != "" {
+		if categoryID, err := uuid.Parse(categoryIDStr); err == nil {
+			req.CategoryID = &categoryID
+		}
+	}
+
+	if isActiveStr := c.Query("is_active"); isActiveStr != "" {
+		if isActive, err := strconv.ParseBool(isActiveStr); err == nil {
+			req.IsActive = &isActive
+		}
+	}
+
+	if outletIDStr := c.Query("outlet_id"); outletIDStr != "" {
+		if outletID, err := uuid.Parse(outletIDStr); err == nil {
+			req.OutletID = &outletID
+		}
+	}
+
 	if minPriceStr := c.Query("min_price"); minPriceStr != "" {
 		if minPrice, err := strconv.ParseFloat(minPriceStr, 64); err == nil {
 			req.MinPrice = &minPrice
@@ -0,0 +1,135 @@
+package handler
+
+import (
+	"apskel-pos-be/internal/constants"
+	"apskel-pos-be/internal/contract"
+	"apskel-pos-be/internal/logger"
+	"apskel-pos-be/internal/service"
+	"apskel-pos-be/internal/util"
+	"apskel-pos-be/internal/validator"
+
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+type ProductOutletPriceHandler struct {
+	service   service.ProductOutletPriceService
+	validator validator.ProductOutletPriceValidator
+}
+
+func NewProductOutletPriceHandler(svc service.ProductOutletPriceService, v validator.ProductOutletPriceValidator) *ProductOutletPriceHandler {
+	return &ProductOutletPriceHandler{
+		service:   svc,
+		validator: v,
+	}
+}
+
+func (h *ProductOutletPriceHandler) Upsert(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	var req contract.CreateProductOutletPriceRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("ProductOutletPriceHandler::Upsert -> request binding failed")
+		validationResponseError := contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductOutletPriceHandler::Upsert")
+		return
+	}
+
+	if validationErr, code := h.validator.ValidateCreateRequest(&req); validationErr != nil {
+		validationResponseError := contract.NewResponseError(code, constants.RequestEntity, validationErr.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductOutletPriceHandler::Upsert")
+		return
+	}
+
+	resp := h.service.Upsert(ctx, &req)
+	util.HandleResponse(c.Writer, c.Request, resp, "ProductOutletPriceHandler::Upsert")
+}
+
+func (h *ProductOutletPriceHandler) GetByProductAndOutlet(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	productIDStr := c.Param("product_id")
+	productID, err := uuid.Parse(productIDStr)
+	if err != nil {
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid product ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductOutletPriceHandler::GetByProductAndOutlet")
+		return
+	}
+
+	outletIDStr := c.Param("outlet_id")
+	outletID, err := uuid.Parse(outletIDStr)
+	if err != nil {
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid outlet ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductOutletPriceHandler::GetByProductAndOutlet")
+		return
+	}
+
+	resp := h.service.GetByProductAndOutlet(ctx, productID, outletID)
+	util.HandleResponse(c.Writer, c.Request, resp, "ProductOutletPriceHandler::GetByProductAndOutlet")
+}
+
+func (h *ProductOutletPriceHandler) GetByProduct(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	productIDStr := c.Param("product_id")
+	productID, err := uuid.Parse(productIDStr)
+	if err != nil {
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid product ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductOutletPriceHandler::GetByProduct")
+		return
+	}
+
+	resp := h.service.GetByProduct(ctx, productID)
+	util.HandleResponse(c.Writer, c.Request, resp, "ProductOutletPriceHandler::GetByProduct")
+}
+
+func (h *ProductOutletPriceHandler) GetByOutlet(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	outletIDStr := c.Param("outlet_id")
+	outletID, err := uuid.Parse(outletIDStr)
+	if err != nil {
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid outlet ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductOutletPriceHandler::GetByOutlet")
+		return
+	}
+
+	resp := h.service.GetByOutlet(ctx, outletID)
+	util.HandleResponse(c.Writer, c.Request, resp, "ProductOutletPriceHandler::GetByOutlet")
+}
+
+func (h *ProductOutletPriceHandler) Delete(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	idStr := c.Param("id")
+	id, err := uuid.Parse(idStr)
+	if err != nil {
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductOutletPriceHandler::Delete")
+		return
+	}
+
+	resp := h.service.Delete(ctx, id)
+	util.HandleResponse(c.Writer, c.Request, resp, "ProductOutletPriceHandler::Delete")
+}
+
+func (h *ProductOutletPriceHandler) BulkUpsert(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	var req contract.BulkCreateProductOutletPriceRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("ProductOutletPriceHandler::BulkUpsert -> request binding failed")
+		validationResponseError := contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductOutletPriceHandler::BulkUpsert")
+		return
+	}
+
+	if validationErr, code := h.validator.ValidateBulkCreateRequest(&req); validationErr != nil {
+		validationResponseError := contract.NewResponseError(code, constants.RequestEntity, validationErr.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "ProductOutletPriceHandler::BulkUpsert")
+		return
+	}
+
+	resp := h.service.BulkUpsert(ctx, &req)
+	util.HandleResponse(c.Writer, c.Request, resp, "ProductOutletPriceHandler::BulkUpsert")
+}
@@ -8,6 +8,7 @@ import (
 	"time"

 	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
 )

 type ReportHandler struct {
@@ -19,11 +20,26 @@ func NewReportHandler(reportService service.ReportService, userService UserServi
 	return &ReportHandler{reportService: reportService, userService: userService}
 }

+func (h *ReportHandler) resolveOutletID(c *gin.Context, contextOutletID uuid.UUID) string {
+	if outletIDStr := c.Query("outlet_id"); outletIDStr != "" {
+		if _, err := uuid.Parse(outletIDStr); err == nil {
+			return outletIDStr
+		}
+	}
+	if pathOutletID := c.Param("outlet_id"); pathOutletID != "" {
+		return pathOutletID
+	}
+	if contextOutletID != uuid.Nil {
+		return contextOutletID.String()
+	}
+	return ""
+}
+
 func (h *ReportHandler) GetDailyTransactionReportPDF(c *gin.Context) {
 	ctx := c.Request.Context()
 	ci := appcontext.FromGinContext(ctx)

-	outletID := c.Param("outlet_id")
+	outletID := h.resolveOutletID(c, ci.OutletID)
 	var dayPtr *time.Time
 	if d := c.Query("date"); d != "" {
 		if t, err := time.Parse("2006-01-02", d); err == nil {
@@ -0,0 +1,571 @@
+package handler
+
+import (
+	"apskel-pos-be/internal/constants"
+	"apskel-pos-be/internal/contract"
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/logger"
+	"apskel-pos-be/internal/mappers"
+	"apskel-pos-be/internal/models"
+	"apskel-pos-be/internal/pkg/tabletoken"
+	"apskel-pos-be/internal/processor"
+	"apskel-pos-be/internal/repository"
+	"apskel-pos-be/internal/service"
+	"apskel-pos-be/internal/transformer"
+	"apskel-pos-be/internal/util"
+	"context"
+	"fmt"
+
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+type SelfOrderHandler struct {
+	orderService              service.OrderService
+	categoryService           service.CategoryService
+	productService            service.ProductService
+	tableRepo                 repository.TableRepositoryInterface
+	outletRepo                processor.OutletRepository
+	userRepo                  processor.UserRepository
+	sessionRepo               repository.SessionRepository
+	orderRepo                 repository.OrderRepository
+	productOutletPriceService service.ProductOutletPriceService
+}
+
+func NewSelfOrderHandler(
+	orderService service.OrderService,
+	categoryService service.CategoryService,
+	productService service.ProductService,
+	tableRepo repository.TableRepositoryInterface,
+	outletRepo processor.OutletRepository,
+	userRepo processor.UserRepository,
+	sessionRepo repository.SessionRepository,
+	orderRepo repository.OrderRepository,
+	productOutletPriceService service.ProductOutletPriceService,
+) *SelfOrderHandler {
+	return &SelfOrderHandler{
+		orderService:              orderService,
+		categoryService:           categoryService,
+		productService:            productService,
+		tableRepo:                 tableRepo,
+		outletRepo:                outletRepo,
+		userRepo:                  userRepo,
+		sessionRepo:               sessionRepo,
+		orderRepo:                 orderRepo,
+		productOutletPriceService: productOutletPriceService,
+	}
+}
+
+func (h *SelfOrderHandler) ValidateToken(c *gin.Context) {
+	ctx := c.Request.Context()
+	token := c.Param("token")
+
+	if token == "" {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, "token is required"),
+		}), "SelfOrderHandler::ValidateToken")
+		return
+	}
+
+	tableID, orgID, outletID, err := tabletoken.Decode(token)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::ValidateToken -> invalid token")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.RequestEntity, "invalid table token"),
+		}), "SelfOrderHandler::ValidateToken")
+		return
+	}
+
+	table, err := h.tableRepo.GetByID(ctx, tableID)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::ValidateToken -> table not found")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.NotFoundErrorCode, constants.TableEntity, "table not found"),
+		}), "SelfOrderHandler::ValidateToken")
+		return
+	}
+
+	if !table.IsActive {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.TableEntity, "table is not active"),
+		}), "SelfOrderHandler::ValidateToken")
+		return
+	}
+
+	if table.OrganizationID != orgID || table.OutletID != outletID {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.TableEntity, "token does not match table"),
+		}), "SelfOrderHandler::ValidateToken")
+		return
+	}
+
+	outlet, err := h.outletRepo.GetByID(ctx, table.OutletID)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::ValidateToken -> outlet not found")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.NotFoundErrorCode, constants.OrderServiceEntity, "outlet not found"),
+		}), "SelfOrderHandler::ValidateToken")
+		return
+	}
+
+	existingSession, err := h.sessionRepo.GetActiveByTableID(ctx, table.ID)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::ValidateToken -> failed to check session")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.OrderServiceEntity, "failed to check session"),
+		}), "SelfOrderHandler::ValidateToken")
+		return
+	}
+
+	var sessionStatus string
+	var sessionID string
+
+	if existingSession != nil {
+		sessionStatus = "joined_session"
+		sessionID = existingSession.ID
+	} else {
+		session := &models.SelfOrderSession{
+			TableID:        table.ID,
+			OrganizationID: table.OrganizationID,
+			OutletID:       table.OutletID,
+		}
+		if err := h.sessionRepo.Create(ctx, session); err != nil {
+			logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::ValidateToken -> failed to create session")
+			util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+				contract.NewResponseError(constants.InternalServerErrorCode, constants.OrderServiceEntity, "failed to create session"),
+			}), "SelfOrderHandler::ValidateToken")
+			return
+		}
+		sessionStatus = "new_session"
+		sessionID = session.ID
+	}
+
+	resp := &contract.SelfOrderTableTokenResponse{
+		SessionID:      sessionID,
+		TableID:        table.ID.String(),
+		OrganizationID: table.OrganizationID.String(),
+		OutletID:       table.OutletID.String(),
+		TableName:      table.TableName,
+		OutletName:     outlet.Name,
+		Status:         sessionStatus,
+	}
+
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(resp), "SelfOrderHandler::ValidateToken")
+}
+
+func (h *SelfOrderHandler) GetMenu(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	var req contract.SelfOrderMenuRequest
+	if err := c.ShouldBindQuery(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::GetMenu -> query binding failed")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error()),
+		}), "SelfOrderHandler::GetMenu")
+		return
+	}
+
+	session, table, outlet, err := h.resolveSession(ctx, req.SessionID)
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.RequestEntity, err.Error()),
+		}), "SelfOrderHandler::GetMenu")
+		return
+	}
+	if session == nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.NotFoundErrorCode, constants.RequestEntity, "session not found or expired"),
+		}), "SelfOrderHandler::GetMenu")
+		return
+	}
+
+	isActive := true
+	catResp := h.categoryService.ListCategories(ctx, &contract.ListCategoriesRequest{
+		OrganizationID: &table.OrganizationID,
+		Page:           1,
+		Limit:          100,
+	})
+	if catResp.HasErrors() {
+		logger.FromContext(ctx).WithError(catResp.GetErrors()[0]).Error("SelfOrderHandler::GetMenu -> failed to list categories")
+		util.HandleResponse(c.Writer, c.Request, catResp, "SelfOrderHandler::GetMenu")
+		return
+	}
+
+	prodResp := h.productService.ListProducts(ctx, &contract.ListProductsRequest{
+		OrganizationID: &table.OrganizationID,
+		IsActive:       &isActive,
+		Page:           1,
+		Limit:          1000,
+	})
+	if prodResp.HasErrors() {
+		logger.FromContext(ctx).WithError(prodResp.GetErrors()[0]).Error("SelfOrderHandler::GetMenu -> failed to list products")
+		util.HandleResponse(c.Writer, c.Request, prodResp, "SelfOrderHandler::GetMenu")
+		return
+	}
+
+	catList, ok := catResp.Data.(*contract.ListCategoriesResponse)
+	if !ok {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.CategoryServiceEntity, "unexpected categories response type"),
+		}), "SelfOrderHandler::GetMenu")
+		return
+	}
+
+	prodList, ok := prodResp.Data.(*contract.ListProductsResponse)
+	if !ok {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.ProductServiceEntity, "unexpected products response type"),
+		}), "SelfOrderHandler::GetMenu")
+		return
+	}
+
+	menu := h.buildMenuResponse(ctx, outlet, table, catList.Categories, prodList.Products)
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(menu), "SelfOrderHandler::GetMenu")
+}
+
+func (h *SelfOrderHandler) buildMenuResponse(
+	ctx context.Context,
+	outlet *entities.Outlet,
+	table *entities.Table,
+	categories []contract.CategoryResponse,
+	products []contract.ProductResponse,
+) *contract.SelfOrderMenuResponse {
+	outletPriceMap := make(map[uuid.UUID]float64)
+	if h.productOutletPriceService != nil {
+		priceResp := h.productOutletPriceService.GetByOutlet(ctx, outlet.ID)
+		if priceResp != nil && !priceResp.HasErrors() {
+			if priceList, ok := priceResp.Data.(*contract.ListProductOutletPricesResponse); ok {
+				for _, p := range priceList.Prices {
+					outletPriceMap[p.ProductID] = p.Price
+				}
+			}
+		}
+	}
+
+	productMap := make(map[uuid.UUID][]contract.ProductResponse)
+	for _, p := range products {
+		productMap[p.CategoryID] = append(productMap[p.CategoryID], p)
+	}
+
+	menuCategories := make([]contract.SelfOrderMenuCategory, 0, len(categories))
+	for _, cat := range categories {
+		menuItems := make([]contract.SelfOrderMenuItem, 0)
+		if prods, ok := productMap[cat.ID]; ok {
+			for _, p := range prods {
+				price := p.Price
+				if outletPrice, exists := outletPriceMap[p.ID]; exists {
+					price = outletPrice
+				}
+				item := contract.SelfOrderMenuItem{
+					ID:          p.ID,
+					Name:        p.Name,
+					Description: p.Description,
+					Price:       price,
+					ImageURL:    p.ImageURL,
+				}
+				for _, v := range p.Variants {
+					item.Variants = append(item.Variants, contract.SelfOrderMenuVariant{
+						ID:            v.ID,
+						Name:          v.Name,
+						PriceModifier: v.PriceModifier,
+					})
+				}
+				menuItems = append(menuItems, item)
+			}
+		}
+		menuCategories = append(menuCategories, contract.SelfOrderMenuCategory{
+			ID:          cat.ID,
+			Name:        cat.Name,
+			Description: cat.Description,
+			Order:       cat.Order,
+			Products:    menuItems,
+		})
+	}
+
+	return &contract.SelfOrderMenuResponse{
+		OutletName: outlet.Name,
+		TableName:  table.TableName,
+		Categories: menuCategories,
+	}
+}
+
+func (h *SelfOrderHandler) CreateOrder(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	var req contract.SelfOrderCreateOrderRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::CreateOrder -> request binding failed")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error()),
+		}), "SelfOrderHandler::CreateOrder")
+		return
+	}
+
+	if err := h.validateCreateOrderRequest(&req); err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.RequestEntity, err.Error()),
+		}), "SelfOrderHandler::CreateOrder")
+		return
+	}
+
+	session, table, _, err := h.resolveSession(ctx, req.SessionID)
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.RequestEntity, err.Error()),
+		}), "SelfOrderHandler::CreateOrder")
+		return
+	}
+	if session == nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.NotFoundErrorCode, constants.RequestEntity, "session not found or expired"),
+		}), "SelfOrderHandler::CreateOrder")
+		return
+	}
+
+	if !table.IsActive || !table.IsAvailable() {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.TableEntity, "table is not available for ordering"),
+		}), "SelfOrderHandler::CreateOrder")
+		return
+	}
+
+	userID, err := h.resolveOrgUser(ctx, table.OrganizationID)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::CreateOrder -> failed to resolve org user")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.OrderServiceEntity, "failed to create self-order"),
+		}), "SelfOrderHandler::CreateOrder")
+		return
+	}
+
+	orderItems := make([]models.CreateOrderItemRequest, 0, len(req.OrderItems))
+	for _, item := range req.OrderItems {
+		orderItems = append(orderItems, models.CreateOrderItemRequest{
+			ProductID:        item.ProductID,
+			ProductVariantID: item.ProductVariantID,
+			Quantity:         item.Quantity,
+			Notes:            item.Notes,
+		})
+	}
+
+	metadata := make(map[string]interface{})
+	metadata["self_order"] = true
+	metadata["session_id"] = session.ID
+	metadata["customer_name"] = req.CustomerName
+
+	tableID := table.ID
+	modelReq := &models.CreateOrderRequest{
+		OutletID:    table.OutletID,
+		UserID:      userID,
+		TableID:     &tableID,
+		TableNumber: &table.TableName,
+		OrderType:   constants.OrderType(req.OrderType),
+		OrderItems:  orderItems,
+		Metadata:    metadata,
+	}
+
+	response, err := h.orderService.CreateOrder(ctx, modelReq, table.OrganizationID)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::CreateOrder -> failed to create order")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.OrderServiceEntity, err.Error()),
+		}), "SelfOrderHandler::CreateOrder")
+		return
+	}
+
+	contractResp := transformer.OrderModelToContract(response)
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(contractResp), "SelfOrderHandler::CreateOrder")
+}
+
+func (h *SelfOrderHandler) GetOrdersBySession(c *gin.Context) {
+	ctx := c.Request.Context()
+	sessionID := c.Param("session_id")
+
+	if sessionID == "" {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, "session_id is required"),
+		}), "SelfOrderHandler::GetOrdersBySession")
+		return
+	}
+
+	session, err := h.sessionRepo.GetByID(ctx, sessionID)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::GetOrdersBySession -> failed to get session")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.NotFoundErrorCode, constants.RequestEntity, "session not found"),
+		}), "SelfOrderHandler::GetOrdersBySession")
+		return
+	}
+	if session == nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.NotFoundErrorCode, constants.RequestEntity, "session not found"),
+		}), "SelfOrderHandler::GetOrdersBySession")
+		return
+	}
+
+	orders, err := h.orderRepo.ListBySessionID(ctx, sessionID)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::GetOrdersBySession -> failed to list orders")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.OrderServiceEntity, "failed to list orders"),
+		}), "SelfOrderHandler::GetOrdersBySession")
+		return
+	}
+
+	modelOrders := mappers.OrderEntitiesToResponses(orders)
+	contractOrders := make([]contract.OrderResponse, len(modelOrders))
+	for i := range modelOrders {
+		contractOrders[i] = *transformer.OrderModelToContract(&modelOrders[i])
+	}
+
+	resp := &contract.SelfOrderListOrdersResponse{
+		Orders: contractOrders,
+	}
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(resp), "SelfOrderHandler::GetOrdersBySession")
+}
+
+func (h *SelfOrderHandler) validateCreateOrderRequest(req *contract.SelfOrderCreateOrderRequest) error {
+	if req.SessionID == "" {
+		return fmt.Errorf("session_id is required")
+	}
+	if len(req.OrderItems) == 0 {
+
+		return fmt.Errorf("at least one order item is required")
+	}
+	for i, item := range req.OrderItems {
+		if item.ProductID == uuid.Nil {
+			return fmt.Errorf("product_id is required for item %d", i+1)
+		}
+		if item.Quantity <= 0 {
+			return fmt.Errorf("quantity must be greater than zero for item %d", i+1)
+		}
+	}
+	return nil
+}
+
+func (h *SelfOrderHandler) ListCategories(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	var req contract.SelfOrderListCategoriesRequest
+	if err := c.ShouldBindQuery(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("SelfOrderHandler::ListCategories -> query binding failed")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error()),
+		}), "SelfOrderHandler::ListCategories")
+		return
+	}
+
+	if req.OrganizationID == "" {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, "organization_id is required"),
+		}), "SelfOrderHandler::ListCategories")
+		return
+	}
+
+	if req.OutletID == "" {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, "outlet_id is required"),
+		}), "SelfOrderHandler::ListCategories")
+		return
+	}
+
+	orgID, err := uuid.Parse(req.OrganizationID)
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.RequestEntity, "invalid organization_id format"),
+		}), "SelfOrderHandler::ListCategories")
+		return
+	}
+
+	outletID, err := uuid.Parse(req.OutletID)
+	if err != nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.RequestEntity, "invalid outlet_id format"),
+		}), "SelfOrderHandler::ListCategories")
+		return
+	}
+
+	outlet, err := h.outletRepo.GetByID(ctx, outletID)
+	if err != nil || outlet == nil {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.NotFoundErrorCode, constants.RequestEntity, "outlet not found"),
+		}), "SelfOrderHandler::ListCategories")
+		return
+	}
+
+	if outlet.OrganizationID != orgID {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.ValidationErrorCode, constants.RequestEntity, "outlet does not belong to the specified organization"),
+		}), "SelfOrderHandler::ListCategories")
+		return
+	}
+
+	catResp := h.categoryService.ListCategories(ctx, &contract.ListCategoriesRequest{
+		OrganizationID: &orgID,
+		Page:           1,
+		Limit:          100,
+	})
+	if catResp.HasErrors() {
+		logger.FromContext(ctx).WithError(catResp.GetErrors()[0]).Error("SelfOrderHandler::ListCategories -> failed to list categories")
+		util.HandleResponse(c.Writer, c.Request, catResp, "SelfOrderHandler::ListCategories")
+		return
+	}
+
+	catList, ok := catResp.Data.(*contract.ListCategoriesResponse)
+	if !ok {
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{
+			contract.NewResponseError(constants.InternalServerErrorCode, constants.CategoryServiceEntity, "unexpected categories response type"),
+		}), "SelfOrderHandler::ListCategories")
+		return
+	}
+
+	items := make([]contract.SelfOrderCategoryItem, 0, len(catList.Categories))
+	for _, cat := range catList.Categories {
+		items = append(items, contract.SelfOrderCategoryItem{
+			ID:          cat.ID,
+			Name:        cat.Name,
+			Description: cat.Description,
+			Order:       cat.Order,
+		})
+	}
+
+	util.HandleResponse(c.Writer, c.Request, contract.BuildSuccessResponse(&contract.SelfOrderListCategoriesResponse{
+		Categories: items,
+	}), "SelfOrderHandler::ListCategories")
+}
+
+func (h *SelfOrderHandler) resolveSession(ctx context.Context, sessionID string) (*models.SelfOrderSession, *entities.Table, *entities.Outlet, error) {
+	session, err := h.sessionRepo.GetByID(ctx, sessionID)
+	if err != nil {
+		return nil, nil, nil, fmt.Errorf("failed to get session: %w", err)
+	}
+	if session == nil {
+		return nil, nil, nil, nil
+	}
+	if session.Status != "active" {
+		return nil, nil, nil, fmt.Errorf("session is no longer active")
+	}
+
+	table, err := h.tableRepo.GetByID(ctx, session.TableID)
+	if err != nil {
+		return nil, nil, nil, fmt.Errorf("table not found for session")
+	}
+
+	outlet, err := h.outletRepo.GetByID(ctx, table.OutletID)
+	if err != nil {
+		return nil, nil, nil, fmt.Errorf("outlet not found for session")
+	}
+
+	return session, table, outlet, nil
+}
+
+func (h *SelfOrderHandler) resolveOrgUser(ctx context.Context, organizationID uuid.UUID) (uuid.UUID, error) {
+	users, err := h.userRepo.GetByOrganizationID(ctx, organizationID)
+	if err != nil {
+		return uuid.Nil, fmt.Errorf("failed to get users for organization: %w", err)
+	}
+	if len(users) == 0 {
+		return uuid.Nil, fmt.Errorf("no users found for organization")
+	}
+	return users[0].ID, nil
+}
@@ -5,8 +5,11 @@ import (
 	"apskel-pos-be/internal/constants"
 	"apskel-pos-be/internal/contract"
 	"apskel-pos-be/internal/logger"
+	"apskel-pos-be/internal/pkg/qrcode"
 	"apskel-pos-be/internal/util"
 	"apskel-pos-be/internal/validator"
+	"fmt"
+	"net/http"
 	"strconv"

 	"github.com/gin-gonic/gin"
@@ -16,12 +19,14 @@ import (
 type TableHandler struct {
 	tableService   TableService
 	tableValidator *validator.TableValidator
+	selfOrderURL   string
 }

-func NewTableHandler(tableService TableService, tableValidator *validator.TableValidator) *TableHandler {
+func NewTableHandler(tableService TableService, tableValidator *validator.TableValidator, selfOrderURL string) *TableHandler {
 	return &TableHandler{
 		tableService:   tableService,
 		tableValidator: tableValidator,
+		selfOrderURL:   selfOrderURL,
 	}
 }

@@ -145,6 +150,11 @@ func (h *TableHandler) List(c *gin.Context) {
 		Limit:          100,
 	}

+	// Fallback to context outlet ID if not provided in query
+	if query.OutletID == "" && contextInfo.OutletID != uuid.Nil {
+		query.OutletID = contextInfo.OutletID.String()
+	}
+
 	if pageStr := c.Query("page"); pageStr != "" {
 		if page, err := strconv.Atoi(pageStr); err == nil && page > 0 {
 			query.Page = page
@@ -286,3 +296,45 @@ func (h *TableHandler) GetOccupiedTables(c *gin.Context) {

 	util.HandleResponse(c.Writer, c.Request, response, "TableHandler::GetOccupiedTables")
 }
+
+func (h *TableHandler) GenerateQRCode(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	id := c.Param("id")
+	tableID, err := uuid.Parse(id)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("TableHandler::GenerateQRCode -> Invalid table ID")
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid table ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "TableHandler::GenerateQRCode")
+		return
+	}
+
+	token, err := h.tableService.GetTableToken(ctx, tableID)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("TableHandler::GenerateQRCode -> table not found")
+		validationResponseError := contract.NewResponseError(constants.NotFoundErrorCode, constants.TableEntity, "Table not found")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "TableHandler::GenerateQRCode")
+		return
+	}
+
+	selfOrderURLResult := fmt.Sprintf("%s/menu?token=%s", h.selfOrderURL, token)
+
+	size := 256
+	if sizeStr := c.Query("size"); sizeStr != "" {
+		if s, err := strconv.Atoi(sizeStr); err == nil && s > 0 && s <= 1024 {
+			size = s
+		}
+	}
+
+	pngBytes, err := qrcode.GeneratePNG(selfOrderURLResult, size)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("TableHandler::GenerateQRCode -> QR generation failed")
+		validationResponseError := contract.NewResponseError(constants.InternalServerErrorCode, constants.TableEntity, "Failed to generate QR code")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "TableHandler::GenerateQRCode")
+		return
+	}
+
+	c.Header("Content-Type", "image/png")
+	c.Header("Content-Disposition", fmt.Sprintf("inline; filename=\"table-%s-qr.png\"", tableID))
+	c.Data(http.StatusOK, "image/png", pngBytes)
+}
@@ -17,4 +17,5 @@ type TableService interface {
 	ReleaseTable(ctx context.Context, tableID uuid.UUID, req *contract.ReleaseTableRequest) *contract.Response
 	GetAvailableTables(ctx context.Context, outletID uuid.UUID) *contract.Response
 	GetOccupiedTables(ctx context.Context, outletID uuid.UUID) *contract.Response
+	GetTableToken(ctx context.Context, tableID uuid.UUID) (string, error)
 }
@@ -0,0 +1,215 @@
+package handler
+
+import (
+	"strconv"
+
+	"apskel-pos-be/internal/appcontext"
+	"apskel-pos-be/internal/constants"
+	"apskel-pos-be/internal/contract"
+	"apskel-pos-be/internal/logger"
+	"apskel-pos-be/internal/service"
+	"apskel-pos-be/internal/util"
+	"apskel-pos-be/internal/validator"
+
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+type UserDeviceHandler struct {
+	userDeviceService   service.UserDeviceService
+	userDeviceValidator validator.UserDeviceValidator
+}
+
+func NewUserDeviceHandler(
+	userDeviceService service.UserDeviceService,
+	userDeviceValidator validator.UserDeviceValidator,
+) *UserDeviceHandler {
+	return &UserDeviceHandler{
+		userDeviceService:   userDeviceService,
+		userDeviceValidator: userDeviceValidator,
+	}
+}
+
+func (h *UserDeviceHandler) RegisterDevice(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	var req contract.RegisterUserDeviceRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("UserDeviceHandler::RegisterDevice -> request binding failed")
+		validationResponseError := contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, err.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "UserDeviceHandler::RegisterDevice")
+		return
+	}
+
+	validationError, validationErrorCode := h.userDeviceValidator.ValidateRegisterDeviceRequest(&req)
+	if validationError != nil {
+		validationResponseError := contract.NewResponseError(validationErrorCode, constants.RequestEntity, validationError.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "UserDeviceHandler::RegisterDevice")
+		return
+	}
+
+	deviceResponse := h.userDeviceService.RegisterDevice(ctx, contextInfo.UserID, &req)
+	if deviceResponse.HasErrors() {
+		errorResp := deviceResponse.GetErrors()[0]
+		logger.FromContext(ctx).WithError(errorResp).Error("UserDeviceHandler::RegisterDevice -> Failed to register device from service")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, deviceResponse, "UserDeviceHandler::RegisterDevice")
+}
+
+func (h *UserDeviceHandler) UpdateDevice(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	deviceIDStr := c.Param("id")
+	deviceID, err := uuid.Parse(deviceIDStr)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("UserDeviceHandler::UpdateDevice -> Invalid device ID")
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid device ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "UserDeviceHandler::UpdateDevice")
+		return
+	}
+
+	var req contract.UpdateUserDeviceRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		logger.FromContext(ctx).WithError(err).Error("UserDeviceHandler::UpdateDevice -> request binding failed")
+		validationResponseError := contract.NewResponseError(constants.MissingFieldErrorCode, constants.RequestEntity, "Invalid request body")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "UserDeviceHandler::UpdateDevice")
+		return
+	}
+
+	validationError, validationErrorCode := h.userDeviceValidator.ValidateUpdateDeviceRequest(&req)
+	if validationError != nil {
+		validationResponseError := contract.NewResponseError(validationErrorCode, constants.RequestEntity, validationError.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "UserDeviceHandler::UpdateDevice")
+		return
+	}
+
+	deviceResponse := h.userDeviceService.UpdateDevice(ctx, deviceID, &req)
+	if deviceResponse.HasErrors() {
+		errorResp := deviceResponse.GetErrors()[0]
+		logger.FromContext(ctx).WithError(errorResp).Error("UserDeviceHandler::UpdateDevice -> Failed to update device from service")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, deviceResponse, "UserDeviceHandler::UpdateDevice")
+}
+
+func (h *UserDeviceHandler) DeleteDevice(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	deviceIDStr := c.Param("id")
+	deviceID, err := uuid.Parse(deviceIDStr)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("UserDeviceHandler::DeleteDevice -> Invalid device ID")
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid device ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "UserDeviceHandler::DeleteDevice")
+		return
+	}
+
+	deviceResponse := h.userDeviceService.DeleteDevice(ctx, deviceID)
+	if deviceResponse.HasErrors() {
+		errorResp := deviceResponse.GetErrors()[0]
+		logger.FromContext(ctx).WithError(errorResp).Error("UserDeviceHandler::DeleteDevice -> Failed to delete device from service")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, deviceResponse, "UserDeviceHandler::DeleteDevice")
+}
+
+func (h *UserDeviceHandler) GetDevice(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	deviceIDStr := c.Param("id")
+	deviceID, err := uuid.Parse(deviceIDStr)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("UserDeviceHandler::GetDevice -> Invalid device ID")
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid device ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "UserDeviceHandler::GetDevice")
+		return
+	}
+
+	deviceResponse := h.userDeviceService.GetDeviceByID(ctx, deviceID)
+	if deviceResponse.HasErrors() {
+		errorResp := deviceResponse.GetErrors()[0]
+		logger.FromContext(ctx).WithError(errorResp).Error("UserDeviceHandler::GetDevice -> Failed to get device from service")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, deviceResponse, "UserDeviceHandler::GetDevice")
+}
+
+func (h *UserDeviceHandler) GetMyDevices(c *gin.Context) {
+	ctx := c.Request.Context()
+	contextInfo := appcontext.FromGinContext(ctx)
+
+	deviceResponse := h.userDeviceService.GetDevicesByUserID(ctx, contextInfo.UserID)
+	if deviceResponse.HasErrors() {
+		errorResp := deviceResponse.GetErrors()[0]
+		logger.FromContext(ctx).WithError(errorResp).Error("UserDeviceHandler::GetMyDevices -> Failed to get devices from service")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, deviceResponse, "UserDeviceHandler::GetMyDevices")
+}
+
+func (h *UserDeviceHandler) GetDevicesByUser(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	userIDStr := c.Param("user_id")
+	userID, err := uuid.Parse(userIDStr)
+	if err != nil {
+		logger.FromContext(ctx).WithError(err).Error("UserDeviceHandler::GetDevicesByUser -> Invalid user ID")
+		validationResponseError := contract.NewResponseError(constants.MalformedFieldErrorCode, constants.RequestEntity, "Invalid user ID")
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "UserDeviceHandler::GetDevicesByUser")
+		return
+	}
+
+	deviceResponse := h.userDeviceService.GetDevicesByUserID(ctx, userID)
+	if deviceResponse.HasErrors() {
+		errorResp := deviceResponse.GetErrors()[0]
+		logger.FromContext(ctx).WithError(errorResp).Error("UserDeviceHandler::GetDevicesByUser -> Failed to get devices from service")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, deviceResponse, "UserDeviceHandler::GetDevicesByUser")
+}
+
+func (h *UserDeviceHandler) ListDevices(c *gin.Context) {
+	ctx := c.Request.Context()
+
+	req := &contract.ListUserDevicesRequest{
+		Page:  1,
+		Limit: 10,
+	}
+
+	if pageStr := c.Query("page"); pageStr != "" {
+		if page, err := strconv.Atoi(pageStr); err == nil {
+			req.Page = page
+		}
+	}
+
+	if limitStr := c.Query("limit"); limitStr != "" {
+		if limit, err := strconv.Atoi(limitStr); err == nil {
+			req.Limit = limit
+		}
+	}
+
+	if userID := c.Query("user_id"); userID != "" {
+		req.UserID = userID
+	}
+
+	if platform := c.Query("platform"); platform != "" {
+		req.Platform = platform
+	}
+
+	validationError, validationErrorCode := h.userDeviceValidator.ValidateListDevicesRequest(req)
+	if validationError != nil {
+		validationResponseError := contract.NewResponseError(validationErrorCode, constants.RequestEntity, validationError.Error())
+		util.HandleResponse(c.Writer, c.Request, contract.BuildErrorResponse([]*contract.ResponseError{validationResponseError}), "UserDeviceHandler::ListDevices")
+		return
+	}
+
+	deviceResponse := h.userDeviceService.ListDevices(ctx, req)
+	if deviceResponse.HasErrors() {
+		errorResp := deviceResponse.GetErrors()[0]
+		logger.FromContext(ctx).WithError(errorResp).Error("UserDeviceHandler::ListDevices -> Failed to list devices from service")
+	}
+
+	util.HandleResponse(c.Writer, c.Request, deviceResponse, "UserDeviceHandler::ListDevices")
+}
@@ -13,11 +13,12 @@ func CategoryEntityToModel(entity *entities.Category) *models.Category {
 	return &models.Category{
 		ID:             entity.ID,
 		OrganizationID: entity.OrganizationID,
+		OutletID:       entity.OutletID,
 		Name:           entity.Name,
 		Description:    entity.Description,
-		ImageURL:       nil,  // Entity doesn't have ImageURL, model does
-		Order:      	entity.Order,    // Entity doesn't have SortOrder, model does
-		IsActive:       true, // Entity doesn't have IsActive, default to true
+		ImageURL:       nil,
+		Order:          entity.Order,
+		IsActive:       true,
 		CreatedAt:      entity.CreatedAt,
 		UpdatedAt:      entity.UpdatedAt,
 	}
@@ -32,14 +33,14 @@ func CategoryModelToEntity(model *models.Category) *entities.Category {
 	if model.ImageURL != nil {
 		metadata["image_url"] = *model.ImageURL
 	}
-	// metadata["sort_order"] = model.SortOrder

 	return &entities.Category{
 		ID:             model.ID,
 		OrganizationID: model.OrganizationID,
+		OutletID:       model.OutletID,
 		Name:           model.Name,
 		Description:    model.Description,
-		BusinessType:   "restaurant", // Default business type
+		BusinessType:   "restaurant",
 		Order:          model.Order,
 		Metadata:       metadata,
 		CreatedAt:      model.CreatedAt,
@@ -56,14 +57,14 @@ func CreateCategoryRequestToEntity(req *models.CreateCategoryRequest) *entities.
 	if req.ImageURL != nil {
 		metadata["image_url"] = *req.ImageURL
 	}
-	// metadata["sort_order"] = req.SortOrder

 	return &entities.Category{
 		OrganizationID: req.OrganizationID,
+		OutletID:       req.OutletID,
 		Name:           req.Name,
 		Description:    req.Description,
 		Order:          req.Order,
-		BusinessType:   "restaurant", // Default business type
+		BusinessType:   "restaurant",
 		Metadata:       metadata,
 	}
 }
@@ -87,11 +88,12 @@ func CategoryEntityToResponse(entity *entities.Category) *models.CategoryRespons
 	return &models.CategoryResponse{
 		ID:             entity.ID,
 		OrganizationID: entity.OrganizationID,
+		OutletID:       entity.OutletID,
 		Name:           entity.Name,
 		Description:    entity.Description,
 		ImageURL:       imageURL,
 		Order:          entity.Order,
-		IsActive:       true, // Default to true since entity doesn't have this field
+		IsActive:       true,
 		CreatedAt:      entity.CreatedAt,
 		UpdatedAt:      entity.UpdatedAt,
 	}
@@ -121,6 +123,10 @@ func UpdateCategoryEntityFromRequest(entity *entities.Category, req *models.Upda
 	if req.Order != nil {
 		entity.Order = *req.Order
 	}
+
+	if req.OutletID != nil {
+		entity.OutletID = req.OutletID
+	}
 }

 func CategoryEntitiesToModels(entities []*entities.Category) []*models.Category {
@@ -1,70 +0,0 @@
-package mappers
-
-import (
-	"apskel-pos-be/internal/entities"
-	"apskel-pos-be/internal/models"
-)
-
-func MapIngredientCompositionEntityToModel(entity *entities.IngredientComposition) *models.IngredientComposition {
-	if entity == nil {
-		return nil
-	}
-
-	return &models.IngredientComposition{
-		ID:                 entity.ID,
-		OrganizationID:     entity.OrganizationID,
-		OutletID:           entity.OutletID,
-		ParentIngredientID: entity.ParentIngredientID,
-		ChildIngredientID:  entity.ChildIngredientID,
-		Quantity:           entity.Quantity,
-		CreatedAt:          entity.CreatedAt,
-		UpdatedAt:          entity.UpdatedAt,
-		ParentIngredient:   MapIngredientEntityToModel(entity.ParentIngredient),
-		ChildIngredient:    MapIngredientEntityToModel(entity.ChildIngredient),
-	}
-}
-
-func MapIngredientCompositionModelToEntity(model *models.IngredientComposition) *entities.IngredientComposition {
-	if model == nil {
-		return nil
-	}
-
-	return &entities.IngredientComposition{
-		ID:                 model.ID,
-		OrganizationID:     model.OrganizationID,
-		OutletID:           model.OutletID,
-		ParentIngredientID: model.ParentIngredientID,
-		ChildIngredientID:  model.ChildIngredientID,
-		Quantity:           model.Quantity,
-		CreatedAt:          model.CreatedAt,
-		UpdatedAt:          model.UpdatedAt,
-		ParentIngredient:   MapIngredientModelToEntity(model.ParentIngredient),
-		ChildIngredient:    MapIngredientModelToEntity(model.ChildIngredient),
-	}
-}
-
-func MapIngredientCompositionEntitiesToModels(entities []*entities.IngredientComposition) []*models.IngredientComposition {
-	if entities == nil {
-		return nil
-	}
-
-	models := make([]*models.IngredientComposition, len(entities))
-	for i, entity := range entities {
-		models[i] = MapIngredientCompositionEntityToModel(entity)
-	}
-
-	return models
-}
-
-func MapIngredientCompositionModelsToEntities(models []*models.IngredientComposition) []*entities.IngredientComposition {
-	if models == nil {
-		return nil
-	}
-
-	entities := make([]*entities.IngredientComposition, len(models))
-	for i, model := range models {
-		entities[i] = MapIngredientCompositionModelToEntity(model)
-	}
-
-	return entities
-}
@@ -0,0 +1,85 @@
+package mappers
+
+import (
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/models"
+)
+
+func NotificationEntityToResponse(e *entities.Notification) *models.NotificationResponse {
+	if e == nil {
+		return nil
+	}
+	return &models.NotificationResponse{
+		ID:             e.ID,
+		Title:          e.Title,
+		Body:           e.Body,
+		Type:           e.Type,
+		Category:       e.Category,
+		Priority:       e.Priority,
+		ImageURL:       e.ImageURL,
+		ActionURL:      e.ActionURL,
+		NotifiableType: e.NotifiableType,
+		NotifiableID:   e.NotifiableID,
+		Data:           e.Data,
+		ScheduledAt:    e.ScheduledAt,
+		SentAt:         e.SentAt,
+		ExpiredAt:      e.ExpiredAt,
+		CreatedBy:      e.CreatedBy,
+		CreatedAt:      e.CreatedAt,
+		UpdatedAt:      e.UpdatedAt,
+	}
+}
+
+func NotificationReceiverEntityToResponse(e *entities.NotificationReceiver) *models.NotificationReceiverResponse {
+	if e == nil {
+		return nil
+	}
+	resp := &models.NotificationReceiverResponse{
+		ID:             e.ID,
+		NotificationID: e.NotificationID,
+		UserID:         e.UserID,
+		IsRead:         e.IsRead,
+		ReadAt:         e.ReadAt,
+		IsDeleted:      e.IsDeleted,
+		DeletedAt:      e.DeletedAt,
+		CreatedAt:      e.CreatedAt,
+		UpdatedAt:      e.UpdatedAt,
+	}
+	if e.Notification != nil {
+		resp.Notification = NotificationEntityToResponse(e.Notification)
+	}
+	return resp
+}
+
+func NotificationReceiverEntitiesToResponses(entities []*entities.NotificationReceiver) []*models.NotificationReceiverResponse {
+	if entities == nil {
+		return nil
+	}
+	responses := make([]*models.NotificationReceiverResponse, len(entities))
+	for i, e := range entities {
+		responses[i] = NotificationReceiverEntityToResponse(e)
+	}
+	return responses
+}
+
+func NotificationDeliveryEntityToResponse(e *entities.NotificationDelivery) *models.NotificationDeliveryResponse {
+	if e == nil {
+		return nil
+	}
+	return &models.NotificationDeliveryResponse{
+		ID:                     e.ID,
+		NotificationReceiverID: e.NotificationReceiverID,
+		UserDeviceID:           e.UserDeviceID,
+		Channel:                e.Channel,
+		DeliveryStatus:         e.DeliveryStatus,
+		Provider:               e.Provider,
+		ProviderMessageID:      e.ProviderMessageID,
+		SentAt:                 e.SentAt,
+		DeliveredAt:            e.DeliveredAt,
+		FailedAt:               e.FailedAt,
+		FailureReason:          e.FailureReason,
+		RetryCount:             e.RetryCount,
+		CreatedAt:              e.CreatedAt,
+		UpdatedAt:              e.UpdatedAt,
+	}
+}
@@ -82,7 +82,7 @@ func OrderEntityToResponse(order *entities.Order) *models.OrderResponse {
 		}

 		for i, item := range order.OrderItems {
-			resp := OrderItemEntityToResponse(&item)
+			resp := OrderItemEntityToResponse(&item, order.OutletID)
 			if resp != nil {
 				resp.PaidQuantity = paidQtyByOrderItem[item.ID]
 				response.OrderItems[i] = *resp
@@ -101,11 +101,20 @@ func OrderEntityToResponse(order *entities.Order) *models.OrderResponse {
 	return response
 }

-func OrderItemEntityToResponse(item *entities.OrderItem) *models.OrderItemResponse {
+func OrderItemEntityToResponse(item *entities.OrderItem, outletID uuid.UUID) *models.OrderItemResponse {
 	if item == nil {
 		return nil
 	}

+	// Resolve print_to_checker from preloaded outlet prices
+	printToChecker := true // default
+	for _, op := range item.Product.ProductOutletPrices {
+		if op.OutletID == outletID {
+			printToChecker = op.PrintToChecker
+			break
+		}
+	}
+
 	response := &models.OrderItemResponse{
 		ID:                  item.ID,
 		OrderID:             item.OrderID,
@@ -130,10 +139,19 @@ func OrderItemEntityToResponse(item *entities.OrderItem) *models.OrderItemRespon
 		CreatedAt:           item.CreatedAt,
 		UpdatedAt:           item.UpdatedAt,
 		PrinterType:         item.Product.PrinterType,
+		PrintToChecker:      printToChecker,
 	}

 	if item.Product.ID != uuid.Nil {
 		response.ProductName = item.Product.Name
+		if item.Product.CategoryID != uuid.Nil {
+			categoryID := item.Product.CategoryID
+			response.CategoryID = &categoryID
+		}
+		if item.Product.Category.ID != uuid.Nil {
+			categoryName := item.Product.Category.Name
+			response.CategoryName = &categoryName
+		}
 	}

 	if item.ProductVariant != nil {
@@ -316,14 +334,14 @@ func OrderEntitiesToResponses(orders []*entities.Order) []models.OrderResponse {
 	return responses
 }

-func OrderItemEntitiesToResponses(items []*entities.OrderItem) []models.OrderItemResponse {
+func OrderItemEntitiesToResponses(items []*entities.OrderItem, outletID uuid.UUID) []models.OrderItemResponse {
 	if items == nil {
 		return nil
 	}

 	responses := make([]models.OrderItemResponse, len(items))
 	for i, item := range items {
-		response := OrderItemEntityToResponse(item)
+		response := OrderItemEntityToResponse(item, outletID)
 		if response != nil {
 			responses[i] = *response
 		}
@@ -45,7 +45,7 @@ func TestOrderItemEntityToResponse_WithProductNames(t *testing.T) {
 	}

 	// Act
-	result := OrderItemEntityToResponse(orderItem)
+	result := OrderItemEntityToResponse(orderItem, uuid.Nil)

 	// Assert
 	assert.NotNil(t, result)
@@ -89,7 +89,7 @@ func TestOrderItemEntityToResponse_WithoutProductVariant(t *testing.T) {
 	}

 	// Act
-	result := OrderItemEntityToResponse(orderItem)
+	result := OrderItemEntityToResponse(orderItem, uuid.Nil)

 	// Assert
 	assert.NotNil(t, result)
@@ -129,7 +129,7 @@ func TestOrderItemEntityToResponse_WithoutProductPreload(t *testing.T) {
 	}

 	// Act
-	result := OrderItemEntityToResponse(orderItem)
+	result := OrderItemEntityToResponse(orderItem, uuid.Nil)

 	// Assert
 	assert.NotNil(t, result)
@@ -135,6 +135,7 @@ func ProductEntityToResponse(entity *entities.Product) *models.ProductResponse {
 		Name:           entity.Name,
 		Description:    entity.Description,
 		Price:          entity.Price,
+		OutletPrice:    nil, // populated by processor when outletID is available
 		Cost:           entity.Cost,
 		BusinessType:   constants.BusinessType(entity.BusinessType),
 		ImageURL:       entity.ImageURL,
@@ -0,0 +1,50 @@
+package mappers
+
+import (
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/models"
+)
+
+func ProductOutletPriceEntityToModel(entity *entities.ProductOutletPrice) *models.ProductOutletPrice {
+	if entity == nil {
+		return nil
+	}
+
+	return &models.ProductOutletPrice{
+		ID:             entity.ID,
+		ProductID:      entity.ProductID,
+		OutletID:       entity.OutletID,
+		Price:          entity.Price,
+		PrintToChecker: entity.PrintToChecker,
+		CreatedAt:      entity.CreatedAt,
+		UpdatedAt:      entity.UpdatedAt,
+	}
+}
+
+func ProductOutletPriceModelToEntity(model *models.ProductOutletPrice) *entities.ProductOutletPrice {
+	if model == nil {
+		return nil
+	}
+
+	return &entities.ProductOutletPrice{
+		ID:             model.ID,
+		ProductID:      model.ProductID,
+		OutletID:       model.OutletID,
+		Price:          model.Price,
+		PrintToChecker: model.PrintToChecker,
+		CreatedAt:      model.CreatedAt,
+		UpdatedAt:      model.UpdatedAt,
+	}
+}
+
+func ProductOutletPriceEntitiesToModels(entities []*entities.ProductOutletPrice) []*models.ProductOutletPrice {
+	if entities == nil {
+		return nil
+	}
+
+	models := make([]*models.ProductOutletPrice, len(entities))
+	for i, entity := range entities {
+		models[i] = ProductOutletPriceEntityToModel(entity)
+	}
+	return models
+}
@@ -0,0 +1,62 @@
+package mappers
+
+import (
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/models"
+)
+
+func UserDeviceEntityToModel(entity *entities.UserDevice) *models.UserDevice {
+	if entity == nil {
+		return nil
+	}
+
+	return &models.UserDevice{
+		ID:           entity.ID,
+		UserID:       entity.UserID,
+		DeviceID:     entity.DeviceID,
+		DeviceName:   entity.DeviceName,
+		DeviceType:   entity.DeviceType,
+		Platform:     entity.Platform,
+		FCMToken:     entity.FCMToken,
+		AppVersion:   entity.AppVersion,
+		OsVersion:    entity.OsVersion,
+		IPAddress:    entity.IPAddress,
+		LastActiveAt: entity.LastActiveAt,
+		CreatedAt:    entity.CreatedAt,
+		UpdatedAt:    entity.UpdatedAt,
+	}
+}
+
+func UserDeviceEntityToResponse(entity *entities.UserDevice) *models.UserDeviceResponse {
+	if entity == nil {
+		return nil
+	}
+
+	return &models.UserDeviceResponse{
+		ID:           entity.ID,
+		UserID:       entity.UserID,
+		DeviceID:     entity.DeviceID,
+		DeviceName:   entity.DeviceName,
+		DeviceType:   entity.DeviceType,
+		Platform:     entity.Platform,
+		FCMToken:     entity.FCMToken,
+		AppVersion:   entity.AppVersion,
+		OsVersion:    entity.OsVersion,
+		IPAddress:    entity.IPAddress,
+		LastActiveAt: entity.LastActiveAt,
+		CreatedAt:    entity.CreatedAt,
+		UpdatedAt:    entity.UpdatedAt,
+	}
+}
+
+func UserDeviceEntitiesToResponses(entities []*entities.UserDevice) []*models.UserDeviceResponse {
+	if entities == nil {
+		return nil
+	}
+
+	responses := make([]*models.UserDeviceResponse, len(entities))
+	for i, entity := range entities {
+		responses[i] = UserDeviceEntityToResponse(entity)
+	}
+	return responses
+}
@@ -11,6 +11,7 @@ import (
 	"apskel-pos-be/internal/service"

 	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
 )

 type AuthMiddleware struct {
@@ -45,9 +46,13 @@ func (m *AuthMiddleware) RequireAuth() gin.HandlerFunc {
 		setKeyInContext(c, appcontext.OrganizationIDKey, userResponse.OrganizationID.String())
 		setKeyInContext(c, appcontext.UserIDKey, userResponse.ID.String())

-		if userResponse.Role != "superadmin" {
-			setKeyInContext(c, appcontext.OutletIDKey, userResponse.OutletID.String())
+		// Always override OutletID from token to prevent header injection.
+		// Set empty string if user has no outlet, so PopulateContext header value is ignored.
+		outletIDStr := ""
+		if userResponse.OutletID != nil && *userResponse.OutletID != uuid.Nil {
+			outletIDStr = userResponse.OutletID.String()
 		}
+		setKeyInContext(c, appcontext.OutletIDKey, outletIDStr)

 		logger.FromContext(c.Request.Context()).Infof("AuthMiddleware::RequireAuth -> User authenticated: %s", userResponse.Email)
 		c.Next()
@@ -6,7 +6,11 @@ import (

 func CORS() gin.HandlerFunc {
 	return func(c *gin.Context) {
-		c.Header("Access-Control-Allow-Origin", "*")
+		origin := c.Request.Header.Get("Origin")
+		if origin == "" {
+			origin = "*"
+		}
+		c.Header("Access-Control-Allow-Origin", origin)
 		c.Header("Access-Control-Allow-Credentials", "true")
 		c.Header("Access-Control-Allow-Headers", "Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization, accept, origin, Cache-Control, X-Requested-With")
 		c.Header("Access-Control-Allow-Methods", "POST, OPTIONS, GET, PUT, DELETE")
@@ -87,6 +87,69 @@ type SalesAnalyticsData struct {
 	NetSales float64   `json:"net_sales"`
 }

+// PurchasingAnalyticsRequest represents the request for purchasing analytics
+type PurchasingAnalyticsRequest struct {
+	OrganizationID uuid.UUID  `validate:"required"`
+	OutletID       *uuid.UUID `validate:"omitempty"`
+	DateFrom       time.Time  `validate:"required"`
+	DateTo         time.Time  `validate:"required"`
+	GroupBy        string     `validate:"omitempty,oneof=day hour week month"`
+}
+
+// PurchasingAnalyticsResponse represents the response for purchasing analytics
+type PurchasingAnalyticsResponse struct {
+	OrganizationID uuid.UUID                  `json:"organization_id"`
+	OutletID       *uuid.UUID                 `json:"outlet_id,omitempty"`
+	OutletName     *string                    `json:"outlet_name,omitempty"`
+	DateFrom       time.Time                  `json:"date_from"`
+	DateTo         time.Time                  `json:"date_to"`
+	GroupBy        string                     `json:"group_by"`
+	Summary        PurchasingSummary          `json:"summary"`
+	Data           []PurchasingAnalyticsData  `json:"data"`
+	IngredientData []PurchasingIngredientData `json:"ingredient_data"`
+	VendorData     []PurchasingVendorData     `json:"vendor_data"`
+}
+
+// PurchasingSummary represents the summary of purchasing analytics
+type PurchasingSummary struct {
+	TotalPurchases            float64 `json:"total_purchases"`
+	TotalPurchaseOrders       int64   `json:"total_purchase_orders"`
+	TotalQuantity             float64 `json:"total_quantity"`
+	AveragePurchaseOrderValue float64 `json:"average_purchase_order_value"`
+	TotalIngredients          int64   `json:"total_ingredients"`
+	TotalVendors              int64   `json:"total_vendors"`
+}
+
+// PurchasingAnalyticsData represents purchasing analytics by time period
+type PurchasingAnalyticsData struct {
+	Date           time.Time `json:"date"`
+	Purchases      float64   `json:"purchases"`
+	PurchaseOrders int64     `json:"purchase_orders"`
+	Quantity       float64   `json:"quantity"`
+	Ingredients    int64     `json:"ingredients"`
+	Vendors        int64     `json:"vendors"`
+}
+
+// PurchasingIngredientData represents purchasing analytics for an ingredient
+type PurchasingIngredientData struct {
+	IngredientID       uuid.UUID `json:"ingredient_id"`
+	IngredientName     string    `json:"ingredient_name"`
+	Quantity           float64   `json:"quantity"`
+	TotalCost          float64   `json:"total_cost"`
+	AverageUnitCost    float64   `json:"average_unit_cost"`
+	PurchaseOrderCount int64     `json:"purchase_order_count"`
+}
+
+// PurchasingVendorData represents purchasing analytics for a vendor
+type PurchasingVendorData struct {
+	VendorID           uuid.UUID `json:"vendor_id"`
+	VendorName         string    `json:"vendor_name"`
+	TotalCost          float64   `json:"total_cost"`
+	PurchaseOrderCount int64     `json:"purchase_order_count"`
+	IngredientCount    int64     `json:"ingredient_count"`
+	Quantity           float64   `json:"quantity"`
+}
+
 // ProductAnalyticsRequest represents the request for product analytics
 type ProductAnalyticsRequest struct {
 	OrganizationID uuid.UUID  `validate:"required"`
@@ -9,6 +9,7 @@ import (
 type Category struct {
 	ID             uuid.UUID
 	OrganizationID uuid.UUID
+	OutletID       *uuid.UUID
 	Name           string
 	Description    *string
 	ImageURL       *string
@@ -20,6 +21,7 @@ type Category struct {

 type CreateCategoryRequest struct {
 	OrganizationID uuid.UUID `validate:"required"`
+	OutletID       *uuid.UUID
 	Name           string  `validate:"required,min=1,max=255"`
 	Description    *string `validate:"omitempty,max=1000"`
 	ImageURL       *string `validate:"omitempty,url"`
@@ -30,6 +32,7 @@ type UpdateCategoryRequest struct {
 	Name        *string `validate:"omitempty,min=1,max=255"`
 	Description *string `validate:"omitempty,max=1000"`
 	ImageURL    *string `validate:"omitempty,url"`
+	OutletID    *uuid.UUID
 	Order       *int `validate:"omitempty,min=0"`
 	IsActive    *bool
 }
@@ -37,6 +40,7 @@ type UpdateCategoryRequest struct {
 type CategoryResponse struct {
 	ID             uuid.UUID
 	OrganizationID uuid.UUID
+	OutletID       *uuid.UUID
 	Name           string
 	Description    *string
 	ImageURL       *string
@@ -35,6 +35,14 @@ type CreateIngredientRequest struct {
 	IsSemiFinished bool                     `json:"is_semi_finished"`
 	IsActive       bool                     `json:"is_active"`
 	Metadata       entities.Metadata        `json:"metadata"`
+	Compositions   []CompositionItemRequest `json:"compositions,omitempty"`
+}
+
+// CompositionItemRequest is used inside create ingredient request.
+type CompositionItemRequest struct {
+	ChildIngredientID uuid.UUID  `json:"child_ingredient_id" validate:"required"`
+	Quantity          float64    `json:"quantity" validate:"required,gt=0"`
+	OutletID          *uuid.UUID `json:"outlet_id"`
 }

 type UpdateIngredientRequest struct {
@@ -61,7 +69,6 @@ type IngredientResponse struct {
 	Metadata       entities.Metadata                `json:"metadata"`
 	CreatedAt      time.Time                        `json:"created_at"`
 	UpdatedAt      time.Time                        `json:"updated_at"`
-
-	// Relations
 	Unit           *Unit                            `json:"unit,omitempty"`
+	Compositions   []*IngredientCompositionResponse `json:"compositions,omitempty"`
 }
@@ -6,28 +6,6 @@ import (
 	"github.com/google/uuid"
 )

-type IngredientComposition struct {
-	ID                 uuid.UUID  `json:"id"`
-	OrganizationID     uuid.UUID  `json:"organization_id"`
-	OutletID           *uuid.UUID `json:"outlet_id"`
-	ParentIngredientID uuid.UUID  `json:"parent_ingredient_id"`
-	ChildIngredientID  uuid.UUID  `json:"child_ingredient_id"`
-	Quantity           float64    `json:"quantity"`
-	CreatedAt          time.Time  `json:"created_at"`
-	UpdatedAt          time.Time  `json:"updated_at"`
-
-	// Relations
-	ParentIngredient *Ingredient `json:"parent_ingredient,omitempty"`
-	ChildIngredient  *Ingredient `json:"child_ingredient,omitempty"`
-}
-
-type CreateIngredientCompositionRequest struct {
-	OutletID           *uuid.UUID `json:"outlet_id"`
-	ParentIngredientID uuid.UUID  `json:"parent_ingredient_id" validate:"required"`
-	ChildIngredientID  uuid.UUID  `json:"child_ingredient_id" validate:"required"`
-	Quantity           float64    `json:"quantity" validate:"required,gt=0"`
-}
-
 type UpdateIngredientCompositionRequest struct {
 	OutletID *uuid.UUID `json:"outlet_id"`
 	Quantity float64    `json:"quantity" validate:"required,gt=0"`
@@ -35,15 +13,26 @@ type UpdateIngredientCompositionRequest struct {

 type IngredientCompositionResponse struct {
 	ID                uuid.UUID           `json:"id"`
-	OrganizationID     uuid.UUID  `json:"organization_id"`
 	OutletID          *uuid.UUID          `json:"outlet_id"`
-	ParentIngredientID uuid.UUID  `json:"parent_ingredient_id"`
 	ChildIngredientID uuid.UUID           `json:"child_ingredient_id"`
 	Quantity          float64             `json:"quantity"`
 	CreatedAt         time.Time           `json:"created_at"`
 	UpdatedAt         time.Time           `json:"updated_at"`
+	ChildIngredient   *IngredientResponse `json:"child_ingredient,omitempty"`
+	ParentIngredient  *IngredientResponse `json:"parent_ingredient,omitempty"`
+}

-	// Relations
-	ParentIngredient *Ingredient `json:"parent_ingredient,omitempty"`
-	ChildIngredient  *Ingredient `json:"child_ingredient,omitempty"`
+type CompositionItem struct {
+	ChildIngredientID uuid.UUID  `json:"child_ingredient_id" validate:"required"`
+	Quantity          float64    `json:"quantity" validate:"required,gt=0"`
+	OutletID          *uuid.UUID `json:"outlet_id"`
+}
+
+type AddIngredientCompositionsRequest struct {
+	Compositions []CompositionItem `json:"compositions" validate:"required,min=1,dive"`
+}
+
+type AddIngredientCompositionsResponse struct {
+	ParentIngredient *IngredientResponse              `json:"parent_ingredient"`
+	Compositions     []*IngredientCompositionResponse `json:"compositions"`
 }
@@ -0,0 +1,118 @@
+package models
+
+import (
+	"time"
+
+	"apskel-pos-be/internal/entities"
+
+	"github.com/google/uuid"
+)
+
+// ---- Request models ----
+
+type SendNotificationRequest struct {
+	Title          string                        `json:"title"`
+	Body           string                        `json:"body"`
+	Type           string                        `json:"type"`
+	Category       string                        `json:"category"`
+	Priority       entities.NotificationPriority `json:"priority"`
+	ImageURL       string                        `json:"image_url"`
+	ActionURL      string                        `json:"action_url"`
+	NotifiableType string                        `json:"notifiable_type"`
+	NotifiableID   *uuid.UUID                    `json:"notifiable_id"`
+	Data           map[string]interface{}        `json:"data"`
+	ReceiverIDs    []uuid.UUID                   `json:"receiver_ids"`
+	ScheduledAt    *time.Time                    `json:"scheduled_at"`
+	ExpiredAt      *time.Time                    `json:"expired_at"`
+	CreatedBy      *uuid.UUID                    `json:"created_by"`
+}
+
+type BroadcastNotificationRequest struct {
+	Title          string                        `json:"title"`
+	Body           string                        `json:"body"`
+	Type           string                        `json:"type"`
+	Category       string                        `json:"category"`
+	Priority       entities.NotificationPriority `json:"priority"`
+	ImageURL       string                        `json:"image_url"`
+	ActionURL      string                        `json:"action_url"`
+	NotifiableType string                        `json:"notifiable_type"`
+	NotifiableID   *uuid.UUID                    `json:"notifiable_id"`
+	Data           map[string]interface{}        `json:"data"`
+	OrganizationID uuid.UUID                     `json:"organization_id"`
+	ScheduledAt    *time.Time                    `json:"scheduled_at"`
+	ExpiredAt      *time.Time                    `json:"expired_at"`
+	CreatedBy      *uuid.UUID                    `json:"created_by"`
+}
+
+type MarkNotificationReadRequest struct {
+	NotificationReceiverID uuid.UUID `json:"notification_receiver_id"`
+	UserID                 uuid.UUID `json:"user_id"`
+}
+
+type ListNotificationsRequest struct {
+	Page   int       `json:"page"`
+	Limit  int       `json:"limit"`
+	UserID uuid.UUID `json:"user_id"`
+	IsRead *bool     `json:"is_read"`
+}
+
+// ---- Response models ----
+
+type NotificationResponse struct {
+	ID             uuid.UUID                     `json:"id"`
+	Title          string                        `json:"title"`
+	Body           string                        `json:"body"`
+	Type           string                        `json:"type"`
+	Category       string                        `json:"category"`
+	Priority       entities.NotificationPriority `json:"priority"`
+	ImageURL       string                        `json:"image_url"`
+	ActionURL      string                        `json:"action_url"`
+	NotifiableType string                        `json:"notifiable_type"`
+	NotifiableID   *uuid.UUID                    `json:"notifiable_id"`
+	Data           map[string]interface{}        `json:"data"`
+	ScheduledAt    *time.Time                    `json:"scheduled_at"`
+	SentAt         *time.Time                    `json:"sent_at"`
+	ExpiredAt      *time.Time                    `json:"expired_at"`
+	CreatedBy      *uuid.UUID                    `json:"created_by"`
+	CreatedAt      time.Time                     `json:"created_at"`
+	UpdatedAt      time.Time                     `json:"updated_at"`
+}
+
+type NotificationReceiverResponse struct {
+	ID             uuid.UUID             `json:"id"`
+	NotificationID uuid.UUID             `json:"notification_id"`
+	UserID         uuid.UUID             `json:"user_id"`
+	IsRead         bool                  `json:"is_read"`
+	ReadAt         *time.Time            `json:"read_at"`
+	IsDeleted      bool                  `json:"is_deleted"`
+	DeletedAt      *time.Time            `json:"deleted_at"`
+	CreatedAt      time.Time             `json:"created_at"`
+	UpdatedAt      time.Time             `json:"updated_at"`
+	Notification   *NotificationResponse `json:"notification,omitempty"`
+}
+
+type NotificationDeliveryResponse struct {
+	ID                     uuid.UUID                           `json:"id"`
+	NotificationReceiverID uuid.UUID                           `json:"notification_receiver_id"`
+	UserDeviceID           uuid.UUID                           `json:"user_device_id"`
+	Channel                entities.NotificationChannel        `json:"channel"`
+	DeliveryStatus         entities.NotificationDeliveryStatus `json:"delivery_status"`
+	Provider               entities.NotificationProvider       `json:"provider"`
+	ProviderMessageID      string                              `json:"provider_message_id"`
+	SentAt                 *time.Time                          `json:"sent_at"`
+	DeliveredAt            *time.Time                          `json:"delivered_at"`
+	FailedAt               *time.Time                          `json:"failed_at"`
+	FailureReason          string                              `json:"failure_reason"`
+	RetryCount             int                                 `json:"retry_count"`
+	CreatedAt              time.Time                           `json:"created_at"`
+	UpdatedAt              time.Time                           `json:"updated_at"`
+}
+
+type ListNotificationsResponse struct {
+	Notifications []*NotificationReceiverResponse `json:"notifications"`
+	TotalCount    int                             `json:"total_count"`
+	UnreadCount   int                             `json:"unread_count"`
+	Page          int                             `json:"page"`
+	Limit         int                             `json:"limit"`
+	TotalPages    int                             `json:"total_pages"`
+}
@@ -188,6 +188,8 @@ type OrderItemResponse struct {
 	ProductName         string
 	ProductVariantID    *uuid.UUID
 	ProductVariantName  *string
+	CategoryID          *uuid.UUID
+	CategoryName        *string
 	Quantity            int
 	UnitPrice           float64
 	TotalPrice          float64
@@ -207,6 +209,7 @@ type OrderItemResponse struct {
 	CreatedAt           time.Time
 	UpdatedAt           time.Time
 	PrinterType         string
+	PrintToChecker      bool
 	PaidQuantity        int
 }

@@ -40,6 +40,7 @@ type ProductVariant struct {

 type CreateProductRequest struct {
 	OrganizationID uuid.UUID              `validate:"required"`
+	OutletID       uuid.UUID              `validate:"omitempty"` // If set, upsert product_outlet_prices on create
 	CategoryID     uuid.UUID              `validate:"required"`
 	SKU            *string                `validate:"omitempty,max=100"`
 	Name           string                 `validate:"required,min=1,max=255"`
@@ -49,6 +50,7 @@ type CreateProductRequest struct {
 	BusinessType   constants.BusinessType `validate:"required"`
 	ImageURL       *string                `validate:"omitempty,max=500"`
 	PrinterType    *string                `validate:"omitempty,max=50"`
+	PrintToChecker *bool                  `validate:"omitempty"`
 	UnitID         *uuid.UUID             `validate:"omitempty"`
 	HasIngredients bool                   `validate:"omitempty"`
 	Metadata       map[string]interface{}
@@ -60,6 +62,7 @@ type CreateProductRequest struct {
 }

 type UpdateProductRequest struct {
+	OutletID       uuid.UUID  `validate:"omitempty"` // If set, upsert product_outlet_prices on update
 	CategoryID     *uuid.UUID `validate:"omitempty"`
 	SKU            *string    `validate:"omitempty,max=100"`
 	Name           *string    `validate:"omitempty,min=1,max=255"`
@@ -68,6 +71,7 @@ type UpdateProductRequest struct {
 	Cost           *float64   `validate:"omitempty,min=0"`
 	ImageURL       *string    `validate:"omitempty,max=500"`
 	PrinterType    *string    `validate:"omitempty,max=50"`
+	PrintToChecker *bool      `validate:"omitempty"`
 	UnitID         *uuid.UUID `validate:"omitempty"`
 	HasIngredients *bool      `validate:"omitempty"`
 	Metadata       map[string]interface{}
@@ -100,10 +104,13 @@ type ProductResponse struct {
 	Name           string
 	Description    *string
 	Price          float64
+	OutletPrice    *float64      // outlet-specific price, nil if not set
+	OutletPrices   []OutletPrice // all outlet prices, populated when no outletID in context
 	Cost           float64
 	BusinessType   constants.BusinessType
 	ImageURL       *string
 	PrinterType    string
+	PrintToChecker bool
 	UnitID         *uuid.UUID
 	HasIngredients bool
 	Metadata       map[string]interface{}
@@ -113,6 +120,13 @@ type ProductResponse struct {
 	Variants       []ProductVariantResponse
 }

+type OutletPrice struct {
+	OutletID       uuid.UUID
+	OutletName     string
+	Price          float64
+	PrintToChecker bool
+}
+
 type ProductVariantResponse struct {
 	ID            uuid.UUID
 	ProductID     uuid.UUID
@@ -0,0 +1,38 @@
+package models
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+)
+
+type ProductOutletPrice struct {
+	ID             uuid.UUID
+	ProductID      uuid.UUID
+	OutletID       uuid.UUID
+	Price          float64
+	PrintToChecker bool
+	CreatedAt      time.Time
+	UpdatedAt      time.Time
+}
+
+type CreateProductOutletPriceRequest struct {
+	ProductID      uuid.UUID `validate:"required"`
+	OutletID       uuid.UUID `validate:"required"`
+	Price          float64   `validate:"required,min=0"`
+	PrintToChecker bool
+}
+
+type UpdateProductOutletPriceRequest struct {
+	Price          *float64 `validate:"required,min=0"`
+	PrintToChecker *bool
+}
+
+type ProductOutletPriceResponse struct {
+	ID        uuid.UUID `json:"id"`
+	ProductID uuid.UUID `json:"product_id"`
+	OutletID  uuid.UUID `json:"outlet_id"`
+	Price     float64   `json:"price"`
+	CreatedAt time.Time `json:"created_at"`
+	UpdatedAt time.Time `json:"updated_at"`
+}
@@ -0,0 +1,18 @@
+package models
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+)
+
+type SelfOrderSession struct {
+	ID             string     `json:"id"`
+	TableID        uuid.UUID  `json:"table_id"`
+	OrganizationID uuid.UUID  `json:"organization_id"`
+	OutletID       uuid.UUID  `json:"outlet_id"`
+	Status         string     `json:"status"`
+	CustomerName   string     `json:"customer_name"`
+	CreatedAt      time.Time  `json:"created_at"`
+	ClosedAt       *time.Time `json:"closed_at,omitempty"`
+}
@@ -0,0 +1,77 @@
+package models
+
+import (
+	"time"
+
+	"apskel-pos-be/internal/entities"
+
+	"github.com/google/uuid"
+)
+
+type UserDevice struct {
+	ID           uuid.UUID               `json:"id"`
+	UserID       uuid.UUID               `json:"user_id"`
+	DeviceID     string                  `json:"device_id"`
+	DeviceName   string                  `json:"device_name"`
+	DeviceType   entities.DeviceType     `json:"device_type"`
+	Platform     entities.DevicePlatform `json:"platform"`
+	FCMToken     string                  `json:"fcm_token"`
+	AppVersion   string                  `json:"app_version"`
+	OsVersion    string                  `json:"os_version"`
+	IPAddress    string                  `json:"ip_address"`
+	LastActiveAt *time.Time              `json:"last_active_at"`
+	CreatedAt    time.Time               `json:"created_at"`
+	UpdatedAt    time.Time               `json:"updated_at"`
+}
+
+type UserDeviceResponse struct {
+	ID           uuid.UUID               `json:"id"`
+	UserID       uuid.UUID               `json:"user_id"`
+	DeviceID     string                  `json:"device_id"`
+	DeviceName   string                  `json:"device_name"`
+	DeviceType   entities.DeviceType     `json:"device_type"`
+	Platform     entities.DevicePlatform `json:"platform"`
+	FCMToken     string                  `json:"fcm_token"`
+	AppVersion   string                  `json:"app_version"`
+	OsVersion    string                  `json:"os_version"`
+	IPAddress    string                  `json:"ip_address"`
+	LastActiveAt *time.Time              `json:"last_active_at"`
+	CreatedAt    time.Time               `json:"created_at"`
+	UpdatedAt    time.Time               `json:"updated_at"`
+}
+
+type RegisterUserDeviceRequest struct {
+	UserID     uuid.UUID               `json:"user_id"`
+	DeviceID   string                  `json:"device_id"`
+	DeviceName string                  `json:"device_name"`
+	DeviceType entities.DeviceType     `json:"device_type"`
+	Platform   entities.DevicePlatform `json:"platform"`
+	FCMToken   string                  `json:"fcm_token"`
+	AppVersion string                  `json:"app_version"`
+	OsVersion  string                  `json:"os_version"`
+	IPAddress  string                  `json:"ip_address"`
+}
+
+type UpdateUserDeviceRequest struct {
+	DeviceName string                  `json:"device_name"`
+	DeviceType entities.DeviceType     `json:"device_type"`
+	Platform   entities.DevicePlatform `json:"platform"`
+	FCMToken   string                  `json:"fcm_token"`
+	AppVersion string                  `json:"app_version"`
+	OsVersion  string                  `json:"os_version"`
+}
+
+type ListUserDevicesRequest struct {
+	Page     int    `json:"page"`
+	Limit    int    `json:"limit"`
+	UserID   string `json:"user_id,omitempty"`
+	Platform string `json:"platform,omitempty"`
+}
+
+type ListUserDevicesResponse struct {
+	Devices    []*UserDeviceResponse `json:"devices"`
+	TotalCount int                   `json:"total_count"`
+	Page       int                   `json:"page"`
+	Limit      int                   `json:"limit"`
+	TotalPages int                   `json:"total_pages"`
+}
@@ -0,0 +1,32 @@
+package qrcode
+
+import (
+	"bytes"
+	"image/png"
+
+	"github.com/boombuler/barcode"
+	"github.com/boombuler/barcode/qr"
+)
+
+func GeneratePNG(content string, size int) ([]byte, error) {
+	if size <= 0 {
+		size = 256
+	}
+
+	qrCode, err := qr.Encode(content, qr.M, qr.Auto)
+	if err != nil {
+		return nil, err
+	}
+
+	qrCode, err = barcode.Scale(qrCode, size, size)
+	if err != nil {
+		return nil, err
+	}
+
+	var buf bytes.Buffer
+	if err := png.Encode(&buf, qrCode); err != nil {
+		return nil, err
+	}
+
+	return buf.Bytes(), nil
+}
@@ -0,0 +1,43 @@
+package tabletoken
+
+import (
+	"encoding/base64"
+	"encoding/json"
+	"fmt"
+
+	"github.com/google/uuid"
+)
+
+type TableTokenPayload struct {
+	TableID        uuid.UUID `json:"table_id"`
+	OrganizationID uuid.UUID `json:"organization_id"`
+	OutletID       uuid.UUID `json:"outlet_id"`
+}
+
+func Encode(tableID, organizationID, outletID uuid.UUID) string {
+	payload := TableTokenPayload{
+		TableID:        tableID,
+		OrganizationID: organizationID,
+		OutletID:       outletID,
+	}
+	jsonBytes, _ := json.Marshal(payload)
+	return base64.URLEncoding.EncodeToString(jsonBytes)
+}
+
+func Decode(token string) (tableID, organizationID, outletID uuid.UUID, err error) {
+	jsonBytes, err := base64.URLEncoding.DecodeString(token)
+	if err != nil {
+		return uuid.Nil, uuid.Nil, uuid.Nil, fmt.Errorf("invalid token encoding: %w", err)
+	}
+
+	var payload TableTokenPayload
+	if err := json.Unmarshal(jsonBytes, &payload); err != nil {
+		return uuid.Nil, uuid.Nil, uuid.Nil, fmt.Errorf("invalid token format: %w", err)
+	}
+
+	if payload.TableID == uuid.Nil || payload.OrganizationID == uuid.Nil || payload.OutletID == uuid.Nil {
+		return uuid.Nil, uuid.Nil, uuid.Nil, fmt.Errorf("token missing required fields")
+	}
+
+	return payload.TableID, payload.OrganizationID, payload.OutletID, nil
+}
@@ -12,6 +12,7 @@ import (
 type AnalyticsProcessor interface {
 	GetPaymentMethodAnalytics(ctx context.Context, req *models.PaymentMethodAnalyticsRequest) (*models.PaymentMethodAnalyticsResponse, error)
 	GetSalesAnalytics(ctx context.Context, req *models.SalesAnalyticsRequest) (*models.SalesAnalyticsResponse, error)
+	GetPurchasingAnalytics(ctx context.Context, req *models.PurchasingAnalyticsRequest) (*models.PurchasingAnalyticsResponse, error)
 	GetProductAnalytics(ctx context.Context, req *models.ProductAnalyticsRequest) (*models.ProductAnalyticsResponse, error)
 	GetProductAnalyticsPerCategory(ctx context.Context, req *models.ProductAnalyticsPerCategoryRequest) (*models.ProductAnalyticsPerCategoryResponse, error)
 	GetDashboardAnalytics(ctx context.Context, req *models.DashboardAnalyticsRequest) (*models.DashboardAnalyticsResponse, error)
@@ -164,6 +165,77 @@ func (p *AnalyticsProcessorImpl) GetSalesAnalytics(ctx context.Context, req *mod
 	}, nil
 }

+func (p *AnalyticsProcessorImpl) GetPurchasingAnalytics(ctx context.Context, req *models.PurchasingAnalyticsRequest) (*models.PurchasingAnalyticsResponse, error) {
+	if req.DateFrom.After(req.DateTo) {
+		return nil, fmt.Errorf("date_from cannot be after date_to")
+	}
+
+	if req.GroupBy == "" {
+		req.GroupBy = "day"
+	}
+
+	result, err := p.analyticsRepo.GetPurchasingAnalytics(ctx, req.OrganizationID, req.OutletID, req.DateFrom, req.DateTo, req.GroupBy)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get purchasing analytics: %w", err)
+	}
+
+	data := make([]models.PurchasingAnalyticsData, len(result.Data))
+	for i, item := range result.Data {
+		data[i] = models.PurchasingAnalyticsData{
+			Date:           item.Date,
+			Purchases:      item.Purchases,
+			PurchaseOrders: item.PurchaseOrders,
+			Quantity:       item.Quantity,
+			Ingredients:    item.Ingredients,
+			Vendors:        item.Vendors,
+		}
+	}
+
+	ingredientData := make([]models.PurchasingIngredientData, len(result.IngredientData))
+	for i, item := range result.IngredientData {
+		ingredientData[i] = models.PurchasingIngredientData{
+			IngredientID:       item.IngredientID,
+			IngredientName:     item.IngredientName,
+			Quantity:           item.Quantity,
+			TotalCost:          item.TotalCost,
+			AverageUnitCost:    item.AverageUnitCost,
+			PurchaseOrderCount: item.PurchaseOrderCount,
+		}
+	}
+
+	vendorData := make([]models.PurchasingVendorData, len(result.VendorData))
+	for i, item := range result.VendorData {
+		vendorData[i] = models.PurchasingVendorData{
+			VendorID:           item.VendorID,
+			VendorName:         item.VendorName,
+			TotalCost:          item.TotalCost,
+			PurchaseOrderCount: item.PurchaseOrderCount,
+			IngredientCount:    item.IngredientCount,
+			Quantity:           item.Quantity,
+		}
+	}
+
+	return &models.PurchasingAnalyticsResponse{
+		OrganizationID: req.OrganizationID,
+		OutletID:       req.OutletID,
+		OutletName:     result.OutletName,
+		DateFrom:       req.DateFrom,
+		DateTo:         req.DateTo,
+		GroupBy:        req.GroupBy,
+		Summary: models.PurchasingSummary{
+			TotalPurchases:            result.Summary.TotalPurchases,
+			TotalPurchaseOrders:       result.Summary.TotalPurchaseOrders,
+			TotalQuantity:             result.Summary.TotalQuantity,
+			AveragePurchaseOrderValue: result.Summary.AveragePurchaseOrderValue,
+			TotalIngredients:          result.Summary.TotalIngredients,
+			TotalVendors:              result.Summary.TotalVendors,
+		},
+		Data:           data,
+		IngredientData: ingredientData,
+		VendorData:     vendorData,
+	}, nil
+}
+
 func (p *AnalyticsProcessorImpl) GetProductAnalytics(ctx context.Context, req *models.ProductAnalyticsRequest) (*models.ProductAnalyticsResponse, error) {
 	// Validate date range
 	if req.DateFrom.After(req.DateTo) {
@@ -0,0 +1,73 @@
+package processor
+
+import (
+	"context"
+	"testing"
+	"time"
+
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/models"
+
+	"github.com/google/uuid"
+	"github.com/stretchr/testify/require"
+)
+
+type analyticsRepositoryStub struct {
+	purchasingResult *entities.PurchasingAnalytics
+}
+
+func (analyticsRepositoryStub) GetPaymentMethodAnalytics(context.Context, uuid.UUID, *uuid.UUID, time.Time, time.Time) ([]*entities.PaymentMethodAnalytics, error) {
+	return nil, nil
+}
+
+func (analyticsRepositoryStub) GetSalesAnalytics(context.Context, uuid.UUID, *uuid.UUID, time.Time, time.Time, string) ([]*entities.SalesAnalytics, error) {
+	return nil, nil
+}
+
+func (s analyticsRepositoryStub) GetPurchasingAnalytics(context.Context, uuid.UUID, *uuid.UUID, time.Time, time.Time, string) (*entities.PurchasingAnalytics, error) {
+	return s.purchasingResult, nil
+}
+
+func (analyticsRepositoryStub) GetProductAnalytics(context.Context, uuid.UUID, *uuid.UUID, time.Time, time.Time, int) ([]*entities.ProductAnalytics, error) {
+	return nil, nil
+}
+
+func (analyticsRepositoryStub) GetProductAnalyticsPerCategory(context.Context, uuid.UUID, *uuid.UUID, time.Time, time.Time) ([]*entities.ProductAnalyticsPerCategory, error) {
+	return nil, nil
+}
+
+func (analyticsRepositoryStub) GetDashboardOverview(context.Context, uuid.UUID, *uuid.UUID, time.Time, time.Time) (*entities.DashboardOverview, error) {
+	return nil, nil
+}
+
+func (analyticsRepositoryStub) GetProfitLossAnalytics(context.Context, uuid.UUID, *uuid.UUID, time.Time, time.Time, string) (*entities.ProfitLossAnalytics, error) {
+	return nil, nil
+}
+
+func TestAnalyticsProcessorGetPurchasingAnalyticsPassesOutletName(t *testing.T) {
+	outletID := uuid.New()
+	outletName := "Main Outlet"
+	now := time.Date(2026, 5, 1, 0, 0, 0, 0, time.UTC)
+	processor := NewAnalyticsProcessorImpl(analyticsRepositoryStub{
+		purchasingResult: &entities.PurchasingAnalytics{
+			OutletName: &outletName,
+			Summary: entities.PurchasingSummary{
+				TotalPurchases: 125,
+			},
+		},
+	})
+
+	result, err := processor.GetPurchasingAnalytics(context.Background(), &models.PurchasingAnalyticsRequest{
+		OrganizationID: uuid.New(),
+		OutletID:       &outletID,
+		DateFrom:       now,
+		DateTo:         now,
+	})
+
+	require.NoError(t, err)
+	require.NotNil(t, result)
+	require.Equal(t, &outletID, result.OutletID)
+	require.NotNil(t, result.OutletName)
+	require.Equal(t, outletName, *result.OutletName)
+	require.Equal(t, float64(125), result.Summary.TotalPurchases)
+}
@@ -3,9 +3,10 @@ package processor
 import (
 	"apskel-pos-be/internal/appcontext"
 	"apskel-pos-be/internal/entities"
-	"apskel-pos-be/internal/mappers"
 	"apskel-pos-be/internal/models"
+	"apskel-pos-be/internal/transformer"
 	"context"
+	"fmt"
 	"time"

 	"github.com/google/uuid"
@@ -14,18 +15,19 @@ import (
 type IngredientProcessorImpl struct {
 	ingredientRepo  IngredientRepository
 	unitRepo        UnitRepository
+	compositionRepo IngredientCompositionRepository
 }

-func NewIngredientProcessor(ingredientRepo IngredientRepository, unitRepo UnitRepository) *IngredientProcessorImpl {
+func NewIngredientProcessor(ingredientRepo IngredientRepository, unitRepo UnitRepository, compositionRepo IngredientCompositionRepository) *IngredientProcessorImpl {
 	return &IngredientProcessorImpl{
 		ingredientRepo:  ingredientRepo,
 		unitRepo:        unitRepo,
+		compositionRepo: compositionRepo,
 	}
 }

 func (p *IngredientProcessorImpl) CreateIngredient(ctx context.Context, req *models.CreateIngredientRequest) (*models.IngredientResponse, error) {
-	_, err := p.unitRepo.GetByID(ctx, req.UnitID, req.OrganizationID)
-	if err != nil {
+	if _, err := p.unitRepo.GetByID(ctx, req.UnitID, req.OrganizationID); err != nil {
 		return nil, err
 	}

@@ -35,7 +37,7 @@ func (p *IngredientProcessorImpl) CreateIngredient(ctx context.Context, req *mod
 		OutletID:       req.OutletID,
 		Name:           req.Name,
 		UnitID:         req.UnitID,
-		Cost:           req.Cost,
+		Cost:           req.Cost, // akan di-override oleh recalculateCost kalau semi-finished
 		Stock:          req.Stock,
 		IsSemiFinished: req.IsSemiFinished,
 		IsActive:       req.IsActive,
@@ -44,70 +46,30 @@ func (p *IngredientProcessorImpl) CreateIngredient(ctx context.Context, req *mod
 		UpdatedAt:      time.Now(),
 	}

-	err = p.ingredientRepo.Create(ctx, ingredient)
-	if err != nil {
+	if req.IsSemiFinished {
+		ingredient.Cost = 0 // dihitung dari compositions
+	}
+
+	if err := p.ingredientRepo.Create(ctx, ingredient); err != nil {
 		return nil, err
 	}

-	ingredientWithUnit, err := p.ingredientRepo.GetByID(ctx, ingredient.ID, req.OrganizationID)
-	if err != nil {
+	// Save compositions if provided (only valid for semi-finished ingredients)
+	if req.IsSemiFinished && len(req.Compositions) > 0 {
+		if err := p.saveCompositions(ctx, ingredient.ID, req.OrganizationID, req.Compositions); err != nil {
 			return nil, err
 		}
-
-	ingredientModel := mappers.MapIngredientEntityToModel(ingredientWithUnit)
-	response := &models.IngredientResponse{
-		ID:             ingredientModel.ID,
-		OrganizationID: ingredientModel.OrganizationID,
-		OutletID:       ingredientModel.OutletID,
-		Name:           ingredientModel.Name,
-		UnitID:         ingredientModel.UnitID,
-		Cost:           ingredientModel.Cost,
-		Stock:          ingredientModel.Stock,
-		IsSemiFinished: ingredientModel.IsSemiFinished,
-		IsActive:       ingredientModel.IsActive,
-		Metadata:       ingredientModel.Metadata,
-		CreatedAt:      ingredientModel.CreatedAt,
-		UpdatedAt:      ingredientModel.UpdatedAt,
-		Unit:           ingredientModel.Unit,
 	}

-	return response, nil
+	return p.buildIngredientResponse(ctx, ingredient.ID, req.OrganizationID)
 }

 func (p *IngredientProcessorImpl) GetIngredientByID(ctx context.Context, id uuid.UUID) (*models.IngredientResponse, error) {
-	contextInfo := appcontext.FromGinContext(ctx)
-
-	// For now, we'll need to get organizationID from context or request
-	// This is a limitation of the current interface design
-	organizationID := contextInfo.OrganizationID // This should come from context
-
-	ingredient, err := p.ingredientRepo.GetByID(ctx, id, organizationID)
-	if err != nil {
-		return nil, err
-	}
-
-	ingredientModel := mappers.MapIngredientEntityToModel(ingredient)
-	response := &models.IngredientResponse{
-		ID:             ingredientModel.ID,
-		OrganizationID: ingredientModel.OrganizationID,
-		OutletID:       ingredientModel.OutletID,
-		Name:           ingredientModel.Name,
-		UnitID:         ingredientModel.UnitID,
-		Cost:           ingredientModel.Cost,
-		Stock:          ingredientModel.Stock,
-		IsSemiFinished: ingredientModel.IsSemiFinished,
-		IsActive:       ingredientModel.IsActive,
-		Metadata:       ingredientModel.Metadata,
-		CreatedAt:      ingredientModel.CreatedAt,
-		UpdatedAt:      ingredientModel.UpdatedAt,
-		Unit:           ingredientModel.Unit,
-	}
-
-	return response, nil
+	ctxInfo := appcontext.FromGinContext(ctx)
+	return p.buildIngredientResponse(ctx, id, ctxInfo.OrganizationID)
 }

 func (p *IngredientProcessorImpl) ListIngredients(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, page, limit int, search string) (*models.PaginatedResponse[models.IngredientResponse], error) {
-	// Set default values
 	if page < 1 {
 		page = 1
 	}
@@ -123,30 +85,9 @@ func (p *IngredientProcessorImpl) ListIngredients(ctx context.Context, organizat
 		return nil, err
 	}

-	// Map to response models
-	ingredientModels := mappers.MapIngredientEntitiesToModels(ingredients)
-	ingredientResponses := make([]models.IngredientResponse, len(ingredientModels))
+	ingredientResponses := transformer.IngredientsToResponses(ingredients)

-	for i, ingredientModel := range ingredientModels {
-		ingredientResponses[i] = models.IngredientResponse{
-			ID:             ingredientModel.ID,
-			OrganizationID: ingredientModel.OrganizationID,
-			OutletID:       ingredientModel.OutletID,
-			Name:           ingredientModel.Name,
-			UnitID:         ingredientModel.UnitID,
-			Cost:           ingredientModel.Cost,
-			Stock:          ingredientModel.Stock,
-			IsSemiFinished: ingredientModel.IsSemiFinished,
-			IsActive:       ingredientModel.IsActive,
-			Metadata:       ingredientModel.Metadata,
-			CreatedAt:      ingredientModel.CreatedAt,
-			UpdatedAt:      ingredientModel.UpdatedAt,
-			Unit:           ingredientModel.Unit,
-		}
-	}
-
-	// Create paginated response
-	paginatedResponse := &models.PaginatedResponse[models.IngredientResponse]{
+	return &models.PaginatedResponse[models.IngredientResponse]{
 		Data: ingredientResponses,
 		Pagination: models.Pagination{
 			Page:       page,
@@ -154,86 +95,250 @@ func (p *IngredientProcessorImpl) ListIngredients(ctx context.Context, organizat
 			Total:      int64(total),
 			TotalPages: (total + limit - 1) / limit,
 		},
-	}
-
-	return paginatedResponse, nil
+	}, nil
 }

 func (p *IngredientProcessorImpl) UpdateIngredient(ctx context.Context, id uuid.UUID, req *models.UpdateIngredientRequest) (*models.IngredientResponse, error) {
-	contextInfo := appcontext.FromGinContext(ctx)
-	// For now, we'll need to get organizationID from context or request
-	// This is a limitation of the current interface design
-	organizationID := contextInfo.OrganizationID // This should come from context
+	ctxInfo := appcontext.FromGinContext(ctx)
+	organizationID := ctxInfo.OrganizationID

-	// Get existing ingredient
-	existingIngredient, err := p.ingredientRepo.GetByID(ctx, id, organizationID)
+	existing, err := p.ingredientRepo.GetByID(ctx, id, organizationID)
 	if err != nil {
 		return nil, err
 	}

-	// Validate unit exists if changed
-	if req.UnitID != existingIngredient.UnitID {
-		_, err := p.unitRepo.GetByID(ctx, req.UnitID, organizationID)
-		if err != nil {
+	if req.UnitID != existing.UnitID {
+		if _, err := p.unitRepo.GetByID(ctx, req.UnitID, organizationID); err != nil {
 			return nil, err
 		}
 	}

-	// Update fields
-	if req.OutletID != nil {
-		existingIngredient.OutletID = req.OutletID
+	existing.OutletID = req.OutletID
+	existing.Name = req.Name
+	existing.UnitID = req.UnitID
+	existing.Stock = req.Stock
+	existing.IsSemiFinished = req.IsSemiFinished
+	existing.IsActive = req.IsActive
+	existing.Metadata = req.Metadata
+	existing.UpdatedAt = time.Now()
+
+	// Cost hanya dipakai kalau bukan semi-finished
+	// Kalau semi-finished, cost dihitung dari compositions
+	if !req.IsSemiFinished {
+		existing.Cost = req.Cost
 	}

-	existingIngredient.Name = req.Name
-	existingIngredient.UnitID = req.UnitID
-	existingIngredient.Cost = req.Cost
-	existingIngredient.Stock = req.Stock
-	existingIngredient.IsSemiFinished = req.IsSemiFinished
-	existingIngredient.IsActive = req.IsActive
-	existingIngredient.Metadata = req.Metadata
-	existingIngredient.UpdatedAt = time.Now()
-
-	// Save to database
-	err = p.ingredientRepo.Update(ctx, existingIngredient)
-	if err != nil {
+	if err := p.ingredientRepo.Update(ctx, existing); err != nil {
 		return nil, err
 	}

-	// Get with relations
-	ingredientWithUnit, err := p.ingredientRepo.GetByID(ctx, id, organizationID)
-	if err != nil {
-		return nil, err
-	}
-
-	// Map to response
-	ingredientModel := mappers.MapIngredientEntityToModel(ingredientWithUnit)
-	response := &models.IngredientResponse{
-		ID:             ingredientModel.ID,
-		OrganizationID: ingredientModel.OrganizationID,
-		OutletID:       ingredientModel.OutletID,
-		Name:           ingredientModel.Name,
-		UnitID:         ingredientModel.UnitID,
-		Cost:           ingredientModel.Cost,
-		Stock:          ingredientModel.Stock,
-		IsSemiFinished: ingredientModel.IsSemiFinished,
-		IsActive:       ingredientModel.IsActive,
-		Metadata:       ingredientModel.Metadata,
-		CreatedAt:      ingredientModel.CreatedAt,
-		UpdatedAt:      ingredientModel.UpdatedAt,
-		Unit:           ingredientModel.Unit,
-	}
-
-	return response, nil
+	return p.buildIngredientResponse(ctx, id, organizationID)
 }

 func (p *IngredientProcessorImpl) DeleteIngredient(ctx context.Context, id uuid.UUID) error {
-	contextInfo := appcontext.FromGinContext(ctx)
-	organizationID := contextInfo.OrganizationID
+	ctxInfo := appcontext.FromGinContext(ctx)
+	return p.ingredientRepo.Delete(ctx, id, ctxInfo.OrganizationID)
+}

-	err := p.ingredientRepo.Delete(ctx, id, organizationID)
+func (p *IngredientProcessorImpl) AddCompositions(ctx context.Context, parentID uuid.UUID, req *models.AddIngredientCompositionsRequest) (*models.AddIngredientCompositionsResponse, error) {
+	ctxInfo := appcontext.FromGinContext(ctx)
+	organizationID := ctxInfo.OrganizationID
+
+	// Parent must exist and be semi-finished
+	parent, err := p.ingredientRepo.GetByID(ctx, parentID, organizationID)
+	if err != nil {
+		return nil, fmt.Errorf("parent ingredient not found: %w", err)
+	}
+	if !parent.IsSemiFinished {
+		return nil, fmt.Errorf("parent ingredient must be marked as semi-finished")
+	}
+
+	now := time.Now()
+	createdIDs := make([]uuid.UUID, 0, len(req.Compositions))
+
+	// Validate and create all compositions
+	for _, item := range req.Compositions {
+		// Child must exist
+		if _, err := p.ingredientRepo.GetByID(ctx, item.ChildIngredientID, organizationID); err != nil {
+			return nil, fmt.Errorf("child ingredient %s not found: %w", item.ChildIngredientID, err)
+		}
+
+		if item.ChildIngredientID == parentID {
+			return nil, fmt.Errorf("child ingredient cannot be the same as parent")
+		}
+
+		// Resolve outlet
+		outletID := item.OutletID
+		if outletID == nil && ctxInfo.OutletID != uuid.Nil {
+			outletID = &ctxInfo.OutletID
+		}
+
+		compositionID := uuid.New()
+		composition := &entities.IngredientComposition{
+			ID:                 compositionID,
+			OrganizationID:     organizationID,
+			OutletID:           outletID,
+			ParentIngredientID: parentID,
+			ChildIngredientID:  item.ChildIngredientID,
+			Quantity:           item.Quantity,
+			CreatedAt:          now,
+			UpdatedAt:          now,
+		}
+
+		if err := p.compositionRepo.Create(ctx, composition); err != nil {
+			return nil, fmt.Errorf("failed to add composition: %w", err)
+		}
+
+		createdIDs = append(createdIDs, compositionID)
+	}
+
+	// Recalculate parent cost
+	if err := p.recalculateCost(ctx, parentID, organizationID); err != nil {
+		return nil, err
+	}
+
+	// Get updated parent ingredient with all compositions
+	updatedParent, err := p.buildIngredientResponse(ctx, parentID, organizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	// Get created compositions with full details
+	createdCompositions := make([]*models.IngredientCompositionResponse, 0, len(createdIDs))
+	for _, id := range createdIDs {
+		comp, err := p.compositionRepo.GetByID(ctx, id, organizationID)
+		if err != nil {
+			return nil, err
+		}
+		createdCompositions = append(createdCompositions, transformer.CompositionEntityToResponse(comp))
+	}
+
+	return &models.AddIngredientCompositionsResponse{
+		ParentIngredient: updatedParent,
+		Compositions:     createdCompositions,
+	}, nil
+}
+
+func (p *IngredientProcessorImpl) UpdateComposition(ctx context.Context, id uuid.UUID, req *models.UpdateIngredientCompositionRequest) (*models.IngredientCompositionResponse, error) {
+	ctxInfo := appcontext.FromGinContext(ctx)
+
+	existing, err := p.compositionRepo.GetByID(ctx, id, ctxInfo.OrganizationID)
+	if err != nil {
+		return nil, fmt.Errorf("composition not found: %w", err)
+	}
+
+	existing.Quantity = req.Quantity
+	existing.OutletID = req.OutletID
+	existing.UpdatedAt = time.Now()
+
+	if err := p.compositionRepo.Update(ctx, existing); err != nil {
+		return nil, fmt.Errorf("failed to update composition: %w", err)
+	}
+
+	// Recalculate parent cost since quantity changed
+	if err := p.recalculateCost(ctx, existing.ParentIngredientID, ctxInfo.OrganizationID); err != nil {
+		return nil, fmt.Errorf("failed to recalculate cost: %w", err)
+	}
+
+	updated, err := p.compositionRepo.GetByID(ctx, id, ctxInfo.OrganizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	return transformer.CompositionEntityToResponse(updated), nil
+}
+
+func (p *IngredientProcessorImpl) DeleteComposition(ctx context.Context, id uuid.UUID) (*models.IngredientResponse, error) {
+	ctxInfo := appcontext.FromGinContext(ctx)
+
+	existing, err := p.compositionRepo.GetByID(ctx, id, ctxInfo.OrganizationID)
+	if err != nil {
+		return nil, fmt.Errorf("composition not found: %w", err)
+	}
+
+	parentID := existing.ParentIngredientID
+
+	if err := p.compositionRepo.Delete(ctx, id, ctxInfo.OrganizationID); err != nil {
+		return nil, err
+	}
+
+	// Recalculate parent cost after removal
+	if err := p.recalculateCost(ctx, parentID, ctxInfo.OrganizationID); err != nil {
+		return nil, err
+	}
+
+	// Return updated parent ingredient
+	return p.buildIngredientResponse(ctx, parentID, ctxInfo.OrganizationID)
+}
+
+// --- private helpers ---
+
+func (p *IngredientProcessorImpl) saveCompositions(ctx context.Context, parentID, organizationID uuid.UUID, items []models.CompositionItemRequest) error {
+	ctxInfo := appcontext.FromGinContext(ctx)
+	now := time.Now()
+
+	for _, item := range items {
+		if item.ChildIngredientID == parentID {
+			return fmt.Errorf("child ingredient cannot be the same as parent")
+		}
+		if _, err := p.ingredientRepo.GetByID(ctx, item.ChildIngredientID, organizationID); err != nil {
+			return fmt.Errorf("child ingredient %s not found: %w", item.ChildIngredientID, err)
+		}
+
+		// Resolve outlet: use item's outlet if provided, otherwise fall back to context outlet
+		outletID := item.OutletID
+		if outletID == nil && ctxInfo.OutletID != uuid.Nil {
+			outletID = &ctxInfo.OutletID
+		}
+
+		composition := &entities.IngredientComposition{
+			ID:                 uuid.New(),
+			OrganizationID:     organizationID,
+			OutletID:           outletID,
+			ParentIngredientID: parentID,
+			ChildIngredientID:  item.ChildIngredientID,
+			Quantity:           item.Quantity,
+			CreatedAt:          now,
+			UpdatedAt:          now,
+		}
+		if err := p.compositionRepo.Create(ctx, composition); err != nil {
+			return fmt.Errorf("failed to save composition: %w", err)
+		}
+	}
+
+	// Recalculate cost of the semi-finished parent from child costs
+	return p.recalculateCost(ctx, parentID, organizationID)
+}
+
+// recalculateCost sums up (child.cost * composition.quantity) and updates the parent ingredient cost.
+func (p *IngredientProcessorImpl) recalculateCost(ctx context.Context, parentID, organizationID uuid.UUID) error {
+	compositions, err := p.compositionRepo.GetByParentIngredientID(ctx, parentID, organizationID)
 	if err != nil {
 		return err
 	}

-	return nil
+	var totalCost float64
+	for _, c := range compositions {
+		if c.ChildIngredient != nil {
+			totalCost += c.ChildIngredient.Cost * c.Quantity
+		}
+	}
+
+	parent, err := p.ingredientRepo.GetByID(ctx, parentID, organizationID)
+	if err != nil {
+		return err
+	}
+
+	parent.Cost = totalCost
+	parent.UpdatedAt = time.Now()
+	return p.ingredientRepo.Update(ctx, parent)
+}
+
+func (p *IngredientProcessorImpl) buildIngredientResponse(ctx context.Context, id, organizationID uuid.UUID) (*models.IngredientResponse, error) {
+	ingredient, err := p.ingredientRepo.GetByID(ctx, id, organizationID)
+	if err != nil {
+		return nil, err
+	}
+
+	return transformer.IngredientEntityToResponse(ingredient), nil
 }
@@ -0,0 +1,338 @@
+package processor
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"apskel-pos-be/internal/client"
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/mappers"
+	"apskel-pos-be/internal/models"
+
+	"github.com/google/uuid"
+)
+
+// NotificationRepository is the interface the processor depends on.
+type NotificationRepository interface {
+	Create(ctx context.Context, notification *entities.Notification) error
+	GetByID(ctx context.Context, id uuid.UUID) (*entities.Notification, error)
+	Update(ctx context.Context, notification *entities.Notification) error
+	Delete(ctx context.Context, id uuid.UUID) error
+	List(ctx context.Context, filters map[string]interface{}, limit, offset int) ([]*entities.Notification, int64, error)
+}
+
+// NotificationReceiverRepository is the interface the processor depends on.
+type NotificationReceiverRepository interface {
+	Create(ctx context.Context, receiver *entities.NotificationReceiver) error
+	BulkCreate(ctx context.Context, receivers []*entities.NotificationReceiver) error
+	GetByID(ctx context.Context, id uuid.UUID) (*entities.NotificationReceiver, error)
+	GetByNotificationAndUser(ctx context.Context, notificationID, userID uuid.UUID) (*entities.NotificationReceiver, error)
+	Update(ctx context.Context, receiver *entities.NotificationReceiver) error
+	ListByUserID(ctx context.Context, userID uuid.UUID, isRead *bool, limit, offset int) ([]*entities.NotificationReceiver, int64, error)
+	CountUnreadByUserID(ctx context.Context, userID uuid.UUID) (int64, error)
+	SoftDeleteByID(ctx context.Context, id uuid.UUID) error
+}
+
+// NotificationDeliveryRepository is the interface the processor depends on.
+type NotificationDeliveryRepository interface {
+	Create(ctx context.Context, delivery *entities.NotificationDelivery) error
+	BulkCreate(ctx context.Context, deliveries []*entities.NotificationDelivery) error
+	GetByID(ctx context.Context, id uuid.UUID) (*entities.NotificationDelivery, error)
+	Update(ctx context.Context, delivery *entities.NotificationDelivery) error
+	ListByReceiverID(ctx context.Context, receiverID uuid.UUID) ([]*entities.NotificationDelivery, error)
+}
+
+// NotificationUserRepository is a minimal interface to fetch user devices.
+type NotificationUserDeviceRepository interface {
+	GetByUserID(ctx context.Context, userID uuid.UUID) ([]*entities.UserDevice, error)
+}
+
+// NotificationUserRepository is a minimal interface to fetch users by org.
+type NotificationUserRepository interface {
+	GetActiveUsers(ctx context.Context, organizationID uuid.UUID) ([]*entities.User, error)
+}
+
+// NotificationProcessor defines the business logic interface.
+type NotificationProcessor interface {
+	Send(ctx context.Context, req *models.SendNotificationRequest) (*models.NotificationResponse, error)
+	Broadcast(ctx context.Context, req *models.BroadcastNotificationRequest) (*models.NotificationResponse, error)
+	MarkAsRead(ctx context.Context, receiverID, userID uuid.UUID) (*models.NotificationReceiverResponse, error)
+	MarkAllAsRead(ctx context.Context, userID uuid.UUID) error
+	DeleteForUser(ctx context.Context, receiverID, userID uuid.UUID) error
+	ListForUser(ctx context.Context, req *models.ListNotificationsRequest) ([]*models.NotificationReceiverResponse, int64, int64, error)
+	GetByID(ctx context.Context, id uuid.UUID) (*models.NotificationResponse, error)
+}
+
+type NotificationProcessorImpl struct {
+	notificationRepo NotificationRepository
+	receiverRepo     NotificationReceiverRepository
+	deliveryRepo     NotificationDeliveryRepository
+	userDeviceRepo   NotificationUserDeviceRepository
+	userRepo         NotificationUserRepository
+	fcmClient        client.FCMClient
+}
+
+func NewNotificationProcessor(
+	notificationRepo NotificationRepository,
+	receiverRepo NotificationReceiverRepository,
+	deliveryRepo NotificationDeliveryRepository,
+	userDeviceRepo NotificationUserDeviceRepository,
+	userRepo NotificationUserRepository,
+	fcmClient client.FCMClient,
+) *NotificationProcessorImpl {
+	return &NotificationProcessorImpl{
+		notificationRepo: notificationRepo,
+		receiverRepo:     receiverRepo,
+		deliveryRepo:     deliveryRepo,
+		userDeviceRepo:   userDeviceRepo,
+		userRepo:         userRepo,
+		fcmClient:        fcmClient,
+	}
+}
+
+// Send creates a notification and dispatches it to the given receiver user IDs via FCM.
+func (p *NotificationProcessorImpl) Send(ctx context.Context, req *models.SendNotificationRequest) (*models.NotificationResponse, error) {
+	if len(req.ReceiverIDs) == 0 {
+		return nil, fmt.Errorf("at least one receiver_id is required")
+	}
+
+	notification := &entities.Notification{
+		Title:          req.Title,
+		Body:           req.Body,
+		Type:           req.Type,
+		Category:       req.Category,
+		Priority:       req.Priority,
+		ImageURL:       req.ImageURL,
+		ActionURL:      req.ActionURL,
+		NotifiableType: req.NotifiableType,
+		NotifiableID:   req.NotifiableID,
+		Data:           req.Data,
+		ScheduledAt:    req.ScheduledAt,
+		ExpiredAt:      req.ExpiredAt,
+		CreatedBy:      req.CreatedBy,
+	}
+
+	if err := p.notificationRepo.Create(ctx, notification); err != nil {
+		return nil, fmt.Errorf("failed to create notification: %w", err)
+	}
+
+	// Create receiver records and dispatch FCM per user.
+	for _, userID := range req.ReceiverIDs {
+		receiver := &entities.NotificationReceiver{
+			NotificationID: notification.ID,
+			UserID:         userID,
+		}
+		if err := p.receiverRepo.Create(ctx, receiver); err != nil {
+			// Log but continue for other receivers.
+			continue
+		}
+
+		p.dispatchFCMToUser(ctx, receiver, notification)
+	}
+
+	// Mark notification as sent.
+	now := time.Now()
+	notification.SentAt = &now
+	_ = p.notificationRepo.Update(ctx, notification)
+
+	return mappers.NotificationEntityToResponse(notification), nil
+}
+
+// Broadcast sends a notification to all active users in an organization.
+func (p *NotificationProcessorImpl) Broadcast(ctx context.Context, req *models.BroadcastNotificationRequest) (*models.NotificationResponse, error) {
+	users, err := p.userRepo.GetActiveUsers(ctx, req.OrganizationID)
+	if err != nil {
+		return nil, fmt.Errorf("failed to fetch organization users: %w", err)
+	}
+
+	notification := &entities.Notification{
+		Title:          req.Title,
+		Body:           req.Body,
+		Type:           req.Type,
+		Category:       req.Category,
+		Priority:       req.Priority,
+		ImageURL:       req.ImageURL,
+		ActionURL:      req.ActionURL,
+		NotifiableType: req.NotifiableType,
+		NotifiableID:   req.NotifiableID,
+		Data:           req.Data,
+		ScheduledAt:    req.ScheduledAt,
+		ExpiredAt:      req.ExpiredAt,
+		CreatedBy:      req.CreatedBy,
+	}
+
+	if err := p.notificationRepo.Create(ctx, notification); err != nil {
+		return nil, fmt.Errorf("failed to create notification: %w", err)
+	}
+
+	// Build receiver records in bulk.
+	receivers := make([]*entities.NotificationReceiver, 0, len(users))
+	for _, u := range users {
+		receivers = append(receivers, &entities.NotificationReceiver{
+			NotificationID: notification.ID,
+			UserID:         u.ID,
+		})
+	}
+
+	if err := p.receiverRepo.BulkCreate(ctx, receivers); err != nil {
+		return nil, fmt.Errorf("failed to create notification receivers: %w", err)
+	}
+
+	// Dispatch FCM for each receiver.
+	for _, receiver := range receivers {
+		p.dispatchFCMToUser(ctx, receiver, notification)
+	}
+
+	now := time.Now()
+	notification.SentAt = &now
+	_ = p.notificationRepo.Update(ctx, notification)
+
+	return mappers.NotificationEntityToResponse(notification), nil
+}
+
+// MarkAsRead marks a single notification receiver record as read.
+func (p *NotificationProcessorImpl) MarkAsRead(ctx context.Context, receiverID, userID uuid.UUID) (*models.NotificationReceiverResponse, error) {
+	receiver, err := p.receiverRepo.GetByID(ctx, receiverID)
+	if err != nil {
+		return nil, fmt.Errorf("notification not found: %w", err)
+	}
+
+	if receiver.UserID != userID {
+		return nil, fmt.Errorf("unauthorized: notification does not belong to user")
+	}
+
+	if !receiver.IsRead {
+		now := time.Now()
+		receiver.IsRead = true
+		receiver.ReadAt = &now
+		if err := p.receiverRepo.Update(ctx, receiver); err != nil {
+			return nil, fmt.Errorf("failed to mark notification as read: %w", err)
+		}
+	}
+
+	return mappers.NotificationReceiverEntityToResponse(receiver), nil
+}
+
+// MarkAllAsRead marks all unread notifications for a user as read.
+func (p *NotificationProcessorImpl) MarkAllAsRead(ctx context.Context, userID uuid.UUID) error {
+	isRead := false
+	receivers, _, err := p.receiverRepo.ListByUserID(ctx, userID, &isRead, 1000, 0)
+	if err != nil {
+		return fmt.Errorf("failed to fetch unread notifications: %w", err)
+	}
+
+	now := time.Now()
+	for _, r := range receivers {
+		r.IsRead = true
+		r.ReadAt = &now
+		_ = p.receiverRepo.Update(ctx, r)
+	}
+
+	return nil
+}
+
+// DeleteForUser soft-deletes a notification receiver record for a user.
+func (p *NotificationProcessorImpl) DeleteForUser(ctx context.Context, receiverID, userID uuid.UUID) error {
+	receiver, err := p.receiverRepo.GetByID(ctx, receiverID)
+	if err != nil {
+		return fmt.Errorf("notification not found: %w", err)
+	}
+
+	if receiver.UserID != userID {
+		return fmt.Errorf("unauthorized: notification does not belong to user")
+	}
+
+	return p.receiverRepo.SoftDeleteByID(ctx, receiverID)
+}
+
+// ListForUser returns paginated notifications for a user.
+// Returns: receivers, total, unreadCount, error
+func (p *NotificationProcessorImpl) ListForUser(ctx context.Context, req *models.ListNotificationsRequest) ([]*models.NotificationReceiverResponse, int64, int64, error) {
+	offset := (req.Page - 1) * req.Limit
+
+	receivers, total, err := p.receiverRepo.ListByUserID(ctx, req.UserID, req.IsRead, req.Limit, offset)
+	if err != nil {
+		return nil, 0, 0, fmt.Errorf("failed to list notifications: %w", err)
+	}
+
+	unreadCount, err := p.receiverRepo.CountUnreadByUserID(ctx, req.UserID)
+	if err != nil {
+		unreadCount = 0
+	}
+
+	responses := mappers.NotificationReceiverEntitiesToResponses(receivers)
+	return responses, total, unreadCount, nil
+}
+
+// GetByID returns a single notification by its ID.
+func (p *NotificationProcessorImpl) GetByID(ctx context.Context, id uuid.UUID) (*models.NotificationResponse, error) {
+	notification, err := p.notificationRepo.GetByID(ctx, id)
+	if err != nil {
+		return nil, fmt.Errorf("notification not found: %w", err)
+	}
+	return mappers.NotificationEntityToResponse(notification), nil
+}
+
+// dispatchFCMToUser fetches all FCM tokens for a user and sends the push notification.
+func (p *NotificationProcessorImpl) dispatchFCMToUser(ctx context.Context, receiver *entities.NotificationReceiver, notification *entities.Notification) {
+	if p.fcmClient == nil {
+		return
+	}
+
+	devices, err := p.userDeviceRepo.GetByUserID(ctx, receiver.UserID)
+	if err != nil || len(devices) == 0 {
+		return
+	}
+
+	// Build FCM data payload.
+	data := map[string]string{
+		"notification_id":          notification.ID.String(),
+		"notification_receiver_id": receiver.ID.String(),
+		"type":                     notification.Type,
+		"category":                 notification.Category,
+		"action_url":               notification.ActionURL,
+	}
+
+	// Collect valid FCM tokens and create delivery records.
+	tokens := make([]string, 0, len(devices))
+	deliveries := make([]*entities.NotificationDelivery, 0, len(devices))
+
+	for _, device := range devices {
+		if device.FCMToken == "" {
+			continue
+		}
+		tokens = append(tokens, device.FCMToken)
+		deliveries = append(deliveries, &entities.NotificationDelivery{
+			NotificationReceiverID: receiver.ID,
+			UserDeviceID:           device.ID,
+			Channel:                entities.NotificationChannelPush,
+			DeliveryStatus:         entities.NotificationDeliveryStatusPending,
+			Provider:               entities.NotificationProviderFirebase,
+		})
+	}
+
+	if len(tokens) == 0 {
+		return
+	}
+
+	// Persist delivery records before sending.
+	_ = p.deliveryRepo.BulkCreate(ctx, deliveries)
+
+	// Send via FCM multicast.
+	now := time.Now()
+	sendErr := p.fcmClient.SendMulticastNotification(ctx, tokens, notification.Title, notification.Body, data)
+
+	// Update delivery status.
+	for _, delivery := range deliveries {
+		if sendErr != nil {
+			delivery.DeliveryStatus = entities.NotificationDeliveryStatusFailed
+			delivery.FailedAt = &now
+			delivery.FailureReason = sendErr.Error()
+		} else {
+			delivery.DeliveryStatus = entities.NotificationDeliveryStatusSent
+			delivery.SentAt = &now
+		}
+		_ = p.deliveryRepo.Update(ctx, delivery)
+	}
+}
@@ -1,7 +1,6 @@
 package processor

 import (
-	"apskel-pos-be/internal/constants"
 	"context"
 	"errors"
 	"fmt"
@@ -108,6 +107,7 @@ type OrderProcessorImpl struct {
 	productRecipeRepo        *repository.ProductRecipeRepository
 	ingredientRepo           IngredientRepository
 	inventoryMovementService InventoryMovementService
+	productOutletPriceRepo   repository.ProductOutletPriceRepository
 }

 func NewOrderProcessorImpl(
@@ -126,6 +126,7 @@ func NewOrderProcessorImpl(
 	productRecipeRepo *repository.ProductRecipeRepository,
 	ingredientRepo IngredientRepository,
 	inventoryMovementService InventoryMovementService,
+	productOutletPriceRepo repository.ProductOutletPriceRepository,
 ) *OrderProcessorImpl {
 	return &OrderProcessorImpl{
 		orderRepo:                orderRepo,
@@ -144,6 +145,7 @@ func NewOrderProcessorImpl(
 		productRecipeRepo:        productRecipeRepo,
 		ingredientRepo:           ingredientRepo,
 		inventoryMovementService: inventoryMovementService,
+		productOutletPriceRepo:   productOutletPriceRepo,
 	}
 }

@@ -170,6 +172,12 @@ func (p *OrderProcessorImpl) CreateOrder(ctx context.Context, req *models.Create
 		unitPrice := product.Price
 		unitCost := product.Cost

+		if p.productOutletPriceRepo != nil {
+			if outletPrice, err := p.productOutletPriceRepo.GetByProductAndOutlet(ctx, itemReq.ProductID, req.OutletID); err == nil {
+				unitPrice = outletPrice.Price
+			}
+		}
+
 		if itemReq.ProductVariantID != nil {
 			variant, err := p.productVariantRepo.GetByID(ctx, *itemReq.ProductVariantID)
 			if err != nil {
@@ -293,6 +301,12 @@ func (p *OrderProcessorImpl) AddToOrder(ctx context.Context, orderID uuid.UUID,
 		unitPrice := product.Price
 		unitCost := product.Cost

+		if p.productOutletPriceRepo != nil {
+			if outletPrice, err := p.productOutletPriceRepo.GetByProductAndOutlet(ctx, itemReq.ProductID, order.OutletID); err == nil {
+				unitPrice = outletPrice.Price
+			}
+		}
+
 		// Handle product variant if specified
 		if itemReq.ProductVariantID != nil {
 			variant, err := p.productVariantRepo.GetByID(ctx, *itemReq.ProductVariantID)
@@ -373,31 +387,10 @@ func (p *OrderProcessorImpl) AddToOrder(ctx context.Context, orderID uuid.UUID,
 			return nil, fmt.Errorf("failed to create order item: %w", err)
 		}

-		itemResponse := models.OrderItemResponse{
-			ID:                  orderItem.ID,
-			OrderID:             orderItem.OrderID,
-			ProductID:           orderItem.ProductID,
-			ProductVariantID:    orderItem.ProductVariantID,
-			Quantity:            orderItem.Quantity,
-			UnitPrice:           orderItem.UnitPrice,
-			TotalPrice:          orderItem.TotalPrice,
-			UnitCost:            orderItem.UnitCost,
-			TotalCost:           orderItem.TotalCost,
-			RefundAmount:        orderItem.RefundAmount,
-			RefundQuantity:      orderItem.RefundQuantity,
-			IsPartiallyRefunded: orderItem.IsPartiallyRefunded,
-			IsFullyRefunded:     orderItem.IsFullyRefunded,
-			RefundReason:        orderItem.RefundReason,
-			RefundedAt:          orderItem.RefundedAt,
-			RefundedBy:          orderItem.RefundedBy,
-			Modifiers:           []map[string]interface{}(orderItem.Modifiers),
-			Notes:               orderItem.Notes,
-			Metadata:            map[string]interface{}(orderItem.Metadata),
-			Status:              constants.OrderItemStatus(orderItem.Status),
-			CreatedAt:           orderItem.CreatedAt,
-			UpdatedAt:           orderItem.UpdatedAt,
+		itemResponse := mappers.OrderItemEntityToResponse(orderItem, order.OutletID)
+		if itemResponse != nil {
+			addedItemResponses = append(addedItemResponses, *itemResponse)
 		}
-		addedItemResponses = append(addedItemResponses, itemResponse)
 	}

 	orderWithRelations, err := p.orderRepo.GetWithRelations(ctx, orderID)
@@ -0,0 +1,122 @@
+package processor
+
+import (
+	"context"
+	"fmt"
+
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/mappers"
+	"apskel-pos-be/internal/models"
+	"apskel-pos-be/internal/repository"
+
+	"github.com/google/uuid"
+)
+
+type ProductOutletPriceProcessor interface {
+	Upsert(ctx context.Context, req *models.CreateProductOutletPriceRequest) (*models.ProductOutletPrice, error)
+	GetByProductAndOutlet(ctx context.Context, productID, outletID uuid.UUID) (*models.ProductOutletPrice, error)
+	GetByProduct(ctx context.Context, productID uuid.UUID) ([]*models.ProductOutletPrice, error)
+	GetByOutlet(ctx context.Context, outletID uuid.UUID) ([]*models.ProductOutletPrice, error)
+	Delete(ctx context.Context, id uuid.UUID) error
+	ResolvePrice(ctx context.Context, productID, outletID uuid.UUID, fallbackPrice float64) float64
+	BulkUpsert(ctx context.Context, productID uuid.UUID, prices []models.CreateProductOutletPriceRequest) ([]*models.ProductOutletPrice, error)
+}
+
+type ProductOutletPriceProcessorImpl struct {
+	repo        repository.ProductOutletPriceRepository
+	productRepo ProductRepository
+	outletRepo  OutletRepository
+}
+
+func NewProductOutletPriceProcessorImpl(repo repository.ProductOutletPriceRepository, productRepo ProductRepository, outletRepo OutletRepository) *ProductOutletPriceProcessorImpl {
+	return &ProductOutletPriceProcessorImpl{
+		repo:        repo,
+		productRepo: productRepo,
+		outletRepo:  outletRepo,
+	}
+}
+
+func (p *ProductOutletPriceProcessorImpl) Upsert(ctx context.Context, req *models.CreateProductOutletPriceRequest) (*models.ProductOutletPrice, error) {
+	if _, err := p.productRepo.GetByID(ctx, req.ProductID); err != nil {
+		return nil, fmt.Errorf("product not found: %w", err)
+	}
+
+	if _, err := p.outletRepo.GetByID(ctx, req.OutletID); err != nil {
+		return nil, fmt.Errorf("outlet not found: %w", err)
+	}
+
+	entity := &entities.ProductOutletPrice{
+		ProductID:      req.ProductID,
+		OutletID:       req.OutletID,
+		Price:          req.Price,
+		PrintToChecker: req.PrintToChecker,
+	}
+
+	if err := p.repo.Upsert(ctx, entity); err != nil {
+		return nil, fmt.Errorf("failed to upsert product outlet price: %w", err)
+	}
+
+	actual, err := p.repo.GetByProductAndOutlet(ctx, req.ProductID, req.OutletID)
+	if err != nil {
+		return nil, fmt.Errorf("failed to retrieve upserted product outlet price: %w", err)
+	}
+
+	return mappers.ProductOutletPriceEntityToModel(actual), nil
+}
+
+func (p *ProductOutletPriceProcessorImpl) GetByProductAndOutlet(ctx context.Context, productID, outletID uuid.UUID) (*models.ProductOutletPrice, error) {
+	entity, err := p.repo.GetByProductAndOutlet(ctx, productID, outletID)
+	if err != nil {
+		return nil, fmt.Errorf("product outlet price not found: %w", err)
+	}
+
+	return mappers.ProductOutletPriceEntityToModel(entity), nil
+}
+
+func (p *ProductOutletPriceProcessorImpl) GetByProduct(ctx context.Context, productID uuid.UUID) ([]*models.ProductOutletPrice, error) {
+	entities, err := p.repo.GetByProduct(ctx, productID)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get product outlet prices: %w", err)
+	}
+
+	return mappers.ProductOutletPriceEntitiesToModels(entities), nil
+}
+
+func (p *ProductOutletPriceProcessorImpl) GetByOutlet(ctx context.Context, outletID uuid.UUID) ([]*models.ProductOutletPrice, error) {
+	entities, err := p.repo.GetByOutlet(ctx, outletID)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get outlet prices: %w", err)
+	}
+
+	return mappers.ProductOutletPriceEntitiesToModels(entities), nil
+}
+
+func (p *ProductOutletPriceProcessorImpl) Delete(ctx context.Context, id uuid.UUID) error {
+	if err := p.repo.Delete(ctx, id); err != nil {
+		return fmt.Errorf("failed to delete product outlet price: %w", err)
+	}
+	return nil
+}
+
+func (p *ProductOutletPriceProcessorImpl) ResolvePrice(ctx context.Context, productID, outletID uuid.UUID, fallbackPrice float64) float64 {
+	outletPrice, err := p.repo.GetByProductAndOutlet(ctx, productID, outletID)
+	if err != nil {
+		return fallbackPrice
+	}
+	return outletPrice.Price
+}
+
+func (p *ProductOutletPriceProcessorImpl) BulkUpsert(ctx context.Context, productID uuid.UUID, prices []models.CreateProductOutletPriceRequest) ([]*models.ProductOutletPrice, error) {
+	var results []*models.ProductOutletPrice
+
+	for _, req := range prices {
+		req.ProductID = productID
+		result, err := p.Upsert(ctx, &req)
+		if err != nil {
+			return nil, fmt.Errorf("failed to upsert price for outlet %s: %w", req.OutletID, err)
+		}
+		results = append(results, result)
+	}
+
+	return results, nil
+}
@@ -5,6 +5,7 @@ import (
 	"fmt"

 	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/logger"
 	"apskel-pos-be/internal/mappers"
 	"apskel-pos-be/internal/models"
 	"apskel-pos-be/internal/repository"
@@ -16,8 +17,9 @@ type ProductProcessor interface {
 	CreateProduct(ctx context.Context, req *models.CreateProductRequest) (*models.ProductResponse, error)
 	UpdateProduct(ctx context.Context, id uuid.UUID, req *models.UpdateProductRequest) (*models.ProductResponse, error)
 	DeleteProduct(ctx context.Context, id uuid.UUID) error
-	GetProductByID(ctx context.Context, id uuid.UUID) (*models.ProductResponse, error)
+	GetProductByID(ctx context.Context, id uuid.UUID, outletID uuid.UUID) (*models.ProductResponse, error)
 	ListProducts(ctx context.Context, filters map[string]interface{}, page, limit int) ([]models.ProductResponse, int, error)
+	ListProductsAll(ctx context.Context, filters map[string]interface{}, page, limit int) ([]models.ProductResponse, int, error)
 }

 type ProductRepository interface {
@@ -32,11 +34,13 @@ type ProductRepository interface {
 	Update(ctx context.Context, product *entities.Product) error
 	Delete(ctx context.Context, id uuid.UUID) error
 	List(ctx context.Context, filters map[string]interface{}, limit, offset int) ([]*entities.Product, int64, error)
+	ListWithOutletPrice(ctx context.Context, filters map[string]interface{}, outletID uuid.UUID, limit, offset int) ([]*entities.Product, int64, error)
 	Count(ctx context.Context, filters map[string]interface{}) (int64, error)
 	GetBySKU(ctx context.Context, organizationID uuid.UUID, sku string) (*entities.Product, error)
 	ExistsBySKU(ctx context.Context, organizationID uuid.UUID, sku string, excludeID *uuid.UUID) (bool, error)
 	GetByName(ctx context.Context, organizationID uuid.UUID, name string) (*entities.Product, error)
 	ExistsByName(ctx context.Context, organizationID uuid.UUID, name string, excludeID *uuid.UUID) (bool, error)
+	ExistsByNameInOutlet(ctx context.Context, organizationID uuid.UUID, outletID uuid.UUID, name string, excludeID *uuid.UUID) (bool, error)
 	UpdateActiveStatus(ctx context.Context, id uuid.UUID, isActive bool) error
 	GetLowCostProducts(ctx context.Context, organizationID uuid.UUID, maxCost float64) ([]*entities.Product, error)
 }
@@ -47,15 +51,17 @@ type ProductProcessorImpl struct {
 	productVariantRepo repository.ProductVariantRepository
 	inventoryRepo      repository.InventoryRepository
 	outletRepo         OutletRepository
+	outletPriceRepo    repository.ProductOutletPriceRepository
 }

-func NewProductProcessorImpl(productRepo ProductRepository, categoryRepo CategoryRepository, productVariantRepo repository.ProductVariantRepository, inventoryRepo repository.InventoryRepository, outletRepo OutletRepository) *ProductProcessorImpl {
+func NewProductProcessorImpl(productRepo ProductRepository, categoryRepo CategoryRepository, productVariantRepo repository.ProductVariantRepository, inventoryRepo repository.InventoryRepository, outletRepo OutletRepository, outletPriceRepo repository.ProductOutletPriceRepository) *ProductProcessorImpl {
 	return &ProductProcessorImpl{
 		productRepo:        productRepo,
 		categoryRepo:       categoryRepo,
 		productVariantRepo: productVariantRepo,
 		inventoryRepo:      inventoryRepo,
 		outletRepo:         outletRepo,
+		outletPriceRepo:    outletPriceRepo,
 	}
 }

@@ -75,12 +81,12 @@ func (p *ProductProcessorImpl) CreateProduct(ctx context.Context, req *models.Cr
 		}
 	}

-	exists, err := p.productRepo.ExistsByName(ctx, req.OrganizationID, req.Name, nil)
+	exists, err := p.productRepo.ExistsByNameInOutlet(ctx, req.OrganizationID, req.OutletID, req.Name, nil)
 	if err != nil {
 		return nil, fmt.Errorf("failed to check product name uniqueness: %w", err)
 	}
 	if exists {
-		return nil, fmt.Errorf("product with name '%s' already exists for this organization", req.Name)
+		return nil, fmt.Errorf("product with name '%s' already exists for this outlet", req.Name)
 	}

 	productEntity := mappers.CreateProductRequestToEntity(req)
@@ -118,6 +124,23 @@ func (p *ProductProcessorImpl) CreateProduct(ctx context.Context, req *models.Cr
 		}
 	}

+	// Upsert outlet-specific price if outlet context is present
+	if req.OutletID != uuid.Nil {
+		printToChecker := true // default
+		if req.PrintToChecker != nil {
+			printToChecker = *req.PrintToChecker
+		}
+		outletPriceEntity := &entities.ProductOutletPrice{
+			ProductID:      productEntity.ID,
+			OutletID:       req.OutletID,
+			Price:          req.Price,
+			PrintToChecker: printToChecker,
+		}
+		if err := p.outletPriceRepo.Upsert(ctx, outletPriceEntity); err != nil {
+			return nil, fmt.Errorf("failed to assign outlet price: %w", err)
+		}
+	}
+
 	productWithCategory, err := p.productRepo.GetWithCategory(ctx, productEntity.ID)
 	if err != nil {
 		return nil, fmt.Errorf("failed to retrieve created product: %w", err)
@@ -157,12 +180,12 @@ func (p *ProductProcessorImpl) UpdateProduct(ctx context.Context, id uuid.UUID,
 	}

 	if req.Name != nil && *req.Name != existingProduct.Name {
-		exists, err := p.productRepo.ExistsByName(ctx, existingProduct.OrganizationID, *req.Name, &id)
+		exists, err := p.productRepo.ExistsByNameInOutlet(ctx, existingProduct.OrganizationID, req.OutletID, *req.Name, &id)
 		if err != nil {
 			return nil, fmt.Errorf("failed to check product name uniqueness: %w", err)
 		}
 		if exists {
-			return nil, fmt.Errorf("product with name '%s' already exists for this organization", *req.Name)
+			return nil, fmt.Errorf("product with name '%s' already exists for this outlet", *req.Name)
 		}
 	}

@@ -179,6 +202,41 @@ func (p *ProductProcessorImpl) UpdateProduct(ctx context.Context, id uuid.UUID,
 		}
 	}

+	// Upsert outlet-specific price if outlet context is present and price or print_to_checker is provided
+	if req.OutletID != uuid.Nil && (req.Price != nil || req.PrintToChecker != nil) {
+		// Fetch existing outlet price to use as fallback for fields not provided
+		existing, _ := p.outletPriceRepo.GetByProductAndOutlet(ctx, id, req.OutletID)
+
+		price := float64(0)
+		if existing != nil {
+			price = existing.Price
+		}
+		if req.Price != nil {
+			price = *req.Price
+		}
+
+		printToChecker := true // default
+		if existing != nil {
+			printToChecker = existing.PrintToChecker
+		}
+		if req.PrintToChecker != nil {
+			printToChecker = *req.PrintToChecker
+		}
+
+		outletPriceEntity := &entities.ProductOutletPrice{
+			ProductID:      id,
+			OutletID:       req.OutletID,
+			Price:          price,
+			PrintToChecker: printToChecker,
+		}
+		logger.FromContext(ctx).Infof("ProductProcessor::UpdateProduct -> upserting outlet price: productID=%s outletID=%s price=%f printToChecker=%v", id, req.OutletID, price, printToChecker)
+		if err := p.outletPriceRepo.Upsert(ctx, outletPriceEntity); err != nil {
+			return nil, fmt.Errorf("failed to assign outlet price: %w", err)
+		}
+	} else {
+		logger.FromContext(ctx).Infof("ProductProcessor::UpdateProduct -> skipping outlet price upsert: outletID=%s price=%v printToChecker=%v", req.OutletID, req.Price, req.PrintToChecker)
+	}
+
 	productWithCategory, err := p.productRepo.GetWithCategory(ctx, id)
 	if err != nil {
 		return nil, fmt.Errorf("failed to retrieve updated product: %w", err)
@@ -214,19 +272,106 @@ func (p *ProductProcessorImpl) DeleteProduct(ctx context.Context, id uuid.UUID)
 	return nil
 }

-func (p *ProductProcessorImpl) GetProductByID(ctx context.Context, id uuid.UUID) (*models.ProductResponse, error) {
+func (p *ProductProcessorImpl) GetProductByID(ctx context.Context, id uuid.UUID, outletID uuid.UUID) (*models.ProductResponse, error) {
 	productEntity, err := p.productRepo.GetWithCategory(ctx, id)
 	if err != nil {
 		return nil, fmt.Errorf("product not found: %w", err)
 	}

 	response := mappers.ProductEntityToResponse(productEntity)
+
+	if outletID != uuid.Nil {
+		// Attach outlet-specific price
+		outletPrice, err := p.outletPriceRepo.GetByProductAndOutlet(ctx, id, outletID)
+		if err == nil {
+			response.OutletPrice = &outletPrice.Price
+			response.PrintToChecker = outletPrice.PrintToChecker
+		}
+	} else {
+		// No outlet context — return all outlet prices for this product
+		outletPrices, err := p.outletPriceRepo.GetByProductWithOutlet(ctx, id)
+		if err == nil && len(outletPrices) > 0 {
+			prices := make([]models.OutletPrice, len(outletPrices))
+			for i, op := range outletPrices {
+				prices[i] = models.OutletPrice{
+					OutletID:       op.OutletID,
+					OutletName:     op.Outlet.Name,
+					Price:          op.Price,
+					PrintToChecker: op.PrintToChecker,
+				}
+			}
+			response.OutletPrices = prices
+		}
+	}
+
 	return response, nil
 }

 func (p *ProductProcessorImpl) ListProducts(ctx context.Context, filters map[string]interface{}, page, limit int) ([]models.ProductResponse, int, error) {
 	offset := (page - 1) * limit

+	// Extract outletID from filters — it's not a products column so remove it before querying
+	var outletID uuid.UUID
+	if oid, ok := filters["outlet_id"]; ok {
+		outletID = oid.(uuid.UUID)
+		delete(filters, "outlet_id")
+	}
+
+	// Use the JOIN-based query when an outlet is specified so we get outlet-specific
+	// prices in a single round-trip; fall back to the plain List otherwise.
+	var (
+		productEntities []*entities.Product
+		total           int64
+		err             error
+	)
+	if outletID != uuid.Nil {
+		productEntities, total, err = p.productRepo.ListWithOutletPrice(ctx, filters, outletID, limit, offset)
+	} else {
+		productEntities, total, err = p.productRepo.List(ctx, filters, limit, offset)
+	}
+	if err != nil {
+		return nil, 0, fmt.Errorf("failed to list products: %w", err)
+	}
+
+	responses := make([]models.ProductResponse, len(productEntities))
+	if outletID != uuid.Nil && len(productEntities) > 0 {
+		// Bulk-fetch outlet prices to populate OutletPrice and PrintToChecker per product
+		productIDs := make([]uuid.UUID, len(productEntities))
+		for i, e := range productEntities {
+			productIDs[i] = e.ID
+		}
+		outletPrices, opErr := p.outletPriceRepo.GetByProductsAndOutlet(ctx, productIDs, outletID)
+		priceMap := make(map[uuid.UUID]*entities.ProductOutletPrice)
+		if opErr == nil {
+			for _, op := range outletPrices {
+				priceMap[op.ProductID] = op
+			}
+		}
+		for i, entity := range productEntities {
+			response := mappers.ProductEntityToResponse(entity)
+			if response != nil {
+				if op, ok := priceMap[entity.ID]; ok {
+					response.OutletPrice = &op.Price
+					response.PrintToChecker = op.PrintToChecker
+				}
+				responses[i] = *response
+			}
+		}
+	} else {
+		for i, entity := range productEntities {
+			response := mappers.ProductEntityToResponse(entity)
+			if response != nil {
+				responses[i] = *response
+			}
+		}
+	}
+
+	return responses, int(total), nil
+}
+
+func (p *ProductProcessorImpl) ListProductsAll(ctx context.Context, filters map[string]interface{}, page, limit int) ([]models.ProductResponse, int, error) {
+	offset := (page - 1) * limit
+
 	productEntities, total, err := p.productRepo.List(ctx, filters, limit, offset)
 	if err != nil {
 		return nil, 0, fmt.Errorf("failed to list products: %w", err)
@@ -1,180 +0,0 @@
-package processor
-
-import (
-	"context"
-	"testing"
-
-	"apskel-pos-be/internal/models"
-
-	"github.com/google/uuid"
-	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/mock"
-)
-
-// Mock repositories for testing
-type MockProductRepository struct {
-	mock.Mock
-}
-
-type MockCategoryRepository struct {
-	mock.Mock
-}
-
-type MockProductVariantRepository struct {
-	mock.Mock
-}
-
-type MockInventoryRepository struct {
-	mock.Mock
-}
-
-type MockOutletRepository struct {
-	mock.Mock
-}
-
-// Test helper functions
-func TestCreateProductWithInventory(t *testing.T) {
-	// This is a basic test structure - in a real implementation,
-	// you would use a proper testing framework with database mocks
-
-	t.Run("should create product with inventory when create_inventory is true", func(t *testing.T) {
-		// Arrange
-		productRepo := &MockProductRepository{}
-		categoryRepo := &MockCategoryRepository{}
-		productVariantRepo := &MockProductVariantRepository{}
-		inventoryRepo := &MockInventoryRepository{}
-		outletRepo := &MockOutletRepository{}
-
-		processor := NewProductProcessorImpl(
-			productRepo,
-			categoryRepo,
-			productVariantRepo,
-			inventoryRepo,
-			outletRepo,
-		)
-
-		req := &models.CreateProductRequest{
-			OrganizationID:  uuid.New(),
-			CategoryID:      uuid.New(),
-			Name:            "Test Product",
-			Price:           10.0,
-			Cost:            5.0,
-			InitialStock:    &[]int{100}[0],
-			ReorderLevel:    &[]int{20}[0],
-			CreateInventory: true,
-		}
-
-		// Mock expectations
-		categoryRepo.On("GetByID", mock.Anything, req.CategoryID).Return(&models.Category{}, nil)
-		productRepo.On("ExistsBySKU", mock.Anything, req.OrganizationID, mock.Anything, mock.Anything).Return(false, nil)
-		productRepo.On("ExistsByName", mock.Anything, req.OrganizationID, req.Name, mock.Anything).Return(false, nil)
-		productRepo.On("Create", mock.Anything, mock.Anything).Return(nil)
-		productRepo.On("GetWithCategory", mock.Anything, mock.Anything).Return(&models.Product{}, nil)
-
-		// Mock outlets
-		outlets := []*models.Outlet{
-			{ID: uuid.New()},
-			{ID: uuid.New()},
-		}
-		outletRepo.On("GetByOrganizationID", mock.Anything, req.OrganizationID).Return(outlets, nil)
-
-		// Mock inventory creation
-		inventoryRepo.On("BulkCreate", mock.Anything, mock.Anything).Return(nil)
-
-		// Act
-		result, err := processor.CreateProduct(context.Background(), req)
-
-		// Assert
-		assert.NoError(t, err)
-		assert.NotNil(t, result)
-
-		// Verify that inventory was created
-		inventoryRepo.AssertCalled(t, "BulkCreate", mock.Anything, mock.Anything)
-		outletRepo.AssertCalled(t, "GetByOrganizationID", mock.Anything, req.OrganizationID)
-	})
-
-	t.Run("should not create inventory when create_inventory is false", func(t *testing.T) {
-		// Arrange
-		productRepo := &MockProductRepository{}
-		categoryRepo := &MockCategoryRepository{}
-		productVariantRepo := &MockProductVariantRepository{}
-		inventoryRepo := &MockInventoryRepository{}
-		outletRepo := &MockOutletRepository{}
-
-		processor := NewProductProcessorImpl(
-			productRepo,
-			categoryRepo,
-			productVariantRepo,
-			inventoryRepo,
-			outletRepo,
-		)
-
-		req := &models.CreateProductRequest{
-			OrganizationID:  uuid.New(),
-			CategoryID:      uuid.New(),
-			Name:            "Test Product",
-			Price:           10.0,
-			Cost:            5.0,
-			CreateInventory: false,
-		}
-
-		// Mock expectations
-		categoryRepo.On("GetByID", mock.Anything, req.CategoryID).Return(&models.Category{}, nil)
-		productRepo.On("ExistsBySKU", mock.Anything, req.OrganizationID, mock.Anything, mock.Anything).Return(false, nil)
-		productRepo.On("ExistsByName", mock.Anything, req.OrganizationID, req.Name, mock.Anything).Return(false, nil)
-		productRepo.On("Create", mock.Anything, mock.Anything).Return(nil)
-		productRepo.On("GetWithCategory", mock.Anything, mock.Anything).Return(&models.Product{}, nil)
-
-		// Act
-		result, err := processor.CreateProduct(context.Background(), req)
-
-		// Assert
-		assert.NoError(t, err)
-		assert.NotNil(t, result)
-
-		// Verify that inventory was NOT created
-		inventoryRepo.AssertNotCalled(t, "BulkCreate", mock.Anything, mock.Anything)
-		outletRepo.AssertNotCalled(t, "GetByOrganizationID", mock.Anything, mock.Anything)
-	})
-}
-
-// Mock implementations (simplified for testing)
-func (m *MockProductRepository) Create(ctx context.Context, product *models.Product) error {
-	args := m.Called(ctx, product)
-	return args.Error(0)
-}
-
-func (m *MockProductRepository) GetByID(ctx context.Context, id uuid.UUID) (*models.Product, error) {
-	args := m.Called(ctx, id)
-	return args.Get(0).(*models.Product), args.Error(1)
-}
-
-func (m *MockProductRepository) GetWithCategory(ctx context.Context, id uuid.UUID) (*models.Product, error) {
-	args := m.Called(ctx, id)
-	return args.Get(0).(*models.Product), args.Error(1)
-}
-
-func (m *MockProductRepository) ExistsBySKU(ctx context.Context, organizationID uuid.UUID, sku string, excludeID *uuid.UUID) (bool, error) {
-	args := m.Called(ctx, organizationID, sku, excludeID)
-	return args.Bool(0), args.Error(1)
-}
-
-func (m *MockProductRepository) ExistsByName(ctx context.Context, organizationID uuid.UUID, name string, excludeID *uuid.UUID) (bool, error) {
-	args := m.Called(ctx, organizationID, name, excludeID)
-	return args.Bool(0), args.Error(1)
-}
-
-func (m *MockCategoryRepository) GetByID(ctx context.Context, id uuid.UUID) (*models.Category, error) {
-	args := m.Called(ctx, id)
-	return args.Get(0).(*models.Category), args.Error(1)
-}
-
-func (m *MockInventoryRepository) BulkCreate(ctx context.Context, inventoryItems []*models.Inventory) error {
-	args := m.Called(ctx, inventoryItems)
-	return args.Error(0)
-}
-
-func (m *MockOutletRepository) GetByOrganizationID(ctx context.Context, organizationID uuid.UUID) ([]*models.Outlet, error) {
-	args := m.Called(ctx, organizationID)
-	return args.Get(0).([]*models.Outlet), args.Error(1)
-}
@@ -82,3 +82,12 @@ type UnitRepository interface {
 	Update(ctx context.Context, unit *entities.Unit) error
 	Delete(ctx context.Context, id, organizationID uuid.UUID) error
 }
+
+type IngredientCompositionRepository interface {
+	Create(ctx context.Context, composition *entities.IngredientComposition) error
+	GetByID(ctx context.Context, id, organizationID uuid.UUID) (*entities.IngredientComposition, error)
+	GetByParentIngredientID(ctx context.Context, parentIngredientID, organizationID uuid.UUID) ([]*entities.IngredientComposition, error)
+	Update(ctx context.Context, composition *entities.IngredientComposition) error
+	Delete(ctx context.Context, id, organizationID uuid.UUID) error
+	DeleteByParentIngredientID(ctx context.Context, parentIngredientID, organizationID uuid.UUID) error
+}
@@ -4,6 +4,7 @@ import (
 	"apskel-pos-be/internal/constants"
 	"apskel-pos-be/internal/entities"
 	"apskel-pos-be/internal/models"
+	"apskel-pos-be/internal/pkg/tabletoken"
 	"apskel-pos-be/internal/repository"
 	"context"
 	"errors"
@@ -207,6 +208,23 @@ func (p *TableProcessor) GetOccupiedTables(ctx context.Context, outletID uuid.UU
 	return responses, nil
 }

+func (p *TableProcessor) GetTokenByID(ctx context.Context, id uuid.UUID) (string, error) {
+	table, err := p.tableRepo.GetByID(ctx, id)
+	if err != nil {
+		return "", err
+	}
+
+	if _, _, _, err := tabletoken.Decode(table.Token); err != nil {
+		newToken := tabletoken.Encode(table.ID, table.OrganizationID, table.OutletID)
+		if updateErr := p.tableRepo.UpdateToken(ctx, table.ID, newToken); updateErr != nil {
+			return "", updateErr
+		}
+		return newToken, nil
+	}
+
+	return table.Token, nil
+}
+
 func (p *TableProcessor) mapTableToResponse(table *entities.Table) *models.TableResponse {
 	response := &models.TableResponse{
 		ID:             table.ID,
@@ -0,0 +1,165 @@
+package processor
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/mappers"
+	"apskel-pos-be/internal/models"
+
+	"github.com/google/uuid"
+)
+
+type UserDeviceRepository interface {
+	Create(ctx context.Context, device *entities.UserDevice) error
+	GetByID(ctx context.Context, id uuid.UUID) (*entities.UserDevice, error)
+	GetByDeviceID(ctx context.Context, deviceID string, userID uuid.UUID) (*entities.UserDevice, error)
+	GetByUserID(ctx context.Context, userID uuid.UUID) ([]*entities.UserDevice, error)
+	Update(ctx context.Context, device *entities.UserDevice) error
+	Delete(ctx context.Context, id uuid.UUID) error
+	DeleteByUserID(ctx context.Context, userID uuid.UUID) error
+	List(ctx context.Context, filters map[string]interface{}, limit, offset int) ([]*entities.UserDevice, int64, error)
+}
+
+type UserDeviceProcessor interface {
+	RegisterDevice(ctx context.Context, req *models.RegisterUserDeviceRequest) (*models.UserDeviceResponse, error)
+	UpdateDevice(ctx context.Context, id uuid.UUID, req *models.UpdateUserDeviceRequest) (*models.UserDeviceResponse, error)
+	DeleteDevice(ctx context.Context, id uuid.UUID) error
+	GetDeviceByID(ctx context.Context, id uuid.UUID) (*models.UserDeviceResponse, error)
+	GetDevicesByUserID(ctx context.Context, userID uuid.UUID) ([]*models.UserDeviceResponse, error)
+	ListDevices(ctx context.Context, filters map[string]interface{}, page, limit int) ([]*models.UserDeviceResponse, int, error)
+}
+
+type UserDeviceProcessorImpl struct {
+	userDeviceRepo UserDeviceRepository
+}
+
+func NewUserDeviceProcessorImpl(userDeviceRepo UserDeviceRepository) *UserDeviceProcessorImpl {
+	return &UserDeviceProcessorImpl{
+		userDeviceRepo: userDeviceRepo,
+	}
+}
+
+func (p *UserDeviceProcessorImpl) RegisterDevice(ctx context.Context, req *models.RegisterUserDeviceRequest) (*models.UserDeviceResponse, error) {
+	// Upsert: if device already registered for this user, update it
+	existing, err := p.userDeviceRepo.GetByDeviceID(ctx, req.DeviceID, req.UserID)
+	if err == nil && existing != nil {
+		existing.DeviceName = req.DeviceName
+		existing.DeviceType = req.DeviceType
+		existing.Platform = req.Platform
+		existing.FCMToken = req.FCMToken
+		existing.AppVersion = req.AppVersion
+		existing.OsVersion = req.OsVersion
+		existing.IPAddress = req.IPAddress
+		now := time.Now()
+		existing.LastActiveAt = &now
+
+		if err := p.userDeviceRepo.Update(ctx, existing); err != nil {
+			return nil, fmt.Errorf("failed to update device: %w", err)
+		}
+
+		return mappers.UserDeviceEntityToResponse(existing), nil
+	}
+
+	deviceEntity := &entities.UserDevice{
+		UserID:     req.UserID,
+		DeviceID:   req.DeviceID,
+		DeviceName: req.DeviceName,
+		DeviceType: req.DeviceType,
+		Platform:   req.Platform,
+		FCMToken:   req.FCMToken,
+		AppVersion: req.AppVersion,
+		OsVersion:  req.OsVersion,
+		IPAddress:  req.IPAddress,
+	}
+
+	now := time.Now()
+	deviceEntity.LastActiveAt = &now
+
+	if err := p.userDeviceRepo.Create(ctx, deviceEntity); err != nil {
+		return nil, fmt.Errorf("failed to register device: %w", err)
+	}
+
+	return mappers.UserDeviceEntityToResponse(deviceEntity), nil
+}
+
+func (p *UserDeviceProcessorImpl) UpdateDevice(ctx context.Context, id uuid.UUID, req *models.UpdateUserDeviceRequest) (*models.UserDeviceResponse, error) {
+	deviceEntity, err := p.userDeviceRepo.GetByID(ctx, id)
+	if err != nil {
+		return nil, fmt.Errorf("device not found: %w", err)
+	}
+
+	if req.DeviceName != "" {
+		deviceEntity.DeviceName = req.DeviceName
+	}
+	if req.DeviceType != "" {
+		deviceEntity.DeviceType = req.DeviceType
+	}
+	if req.Platform != "" {
+		deviceEntity.Platform = req.Platform
+	}
+	if req.FCMToken != "" {
+		deviceEntity.FCMToken = req.FCMToken
+	}
+	if req.AppVersion != "" {
+		deviceEntity.AppVersion = req.AppVersion
+	}
+	if req.OsVersion != "" {
+		deviceEntity.OsVersion = req.OsVersion
+	}
+
+	now := time.Now()
+	deviceEntity.LastActiveAt = &now
+
+	if err := p.userDeviceRepo.Update(ctx, deviceEntity); err != nil {
+		return nil, fmt.Errorf("failed to update device: %w", err)
+	}
+
+	return mappers.UserDeviceEntityToResponse(deviceEntity), nil
+}
+
+func (p *UserDeviceProcessorImpl) DeleteDevice(ctx context.Context, id uuid.UUID) error {
+	_, err := p.userDeviceRepo.GetByID(ctx, id)
+	if err != nil {
+		return fmt.Errorf("device not found: %w", err)
+	}
+
+	if err := p.userDeviceRepo.Delete(ctx, id); err != nil {
+		return fmt.Errorf("failed to delete device: %w", err)
+	}
+
+	return nil
+}
+
+func (p *UserDeviceProcessorImpl) GetDeviceByID(ctx context.Context, id uuid.UUID) (*models.UserDeviceResponse, error) {
+	deviceEntity, err := p.userDeviceRepo.GetByID(ctx, id)
+	if err != nil {
+		return nil, fmt.Errorf("device not found: %w", err)
+	}
+
+	return mappers.UserDeviceEntityToResponse(deviceEntity), nil
+}
+
+func (p *UserDeviceProcessorImpl) GetDevicesByUserID(ctx context.Context, userID uuid.UUID) ([]*models.UserDeviceResponse, error) {
+	deviceEntities, err := p.userDeviceRepo.GetByUserID(ctx, userID)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get devices: %w", err)
+	}
+
+	return mappers.UserDeviceEntitiesToResponses(deviceEntities), nil
+}
+
+func (p *UserDeviceProcessorImpl) ListDevices(ctx context.Context, filters map[string]interface{}, page, limit int) ([]*models.UserDeviceResponse, int, error) {
+	offset := (page - 1) * limit
+	deviceEntities, total, err := p.userDeviceRepo.List(ctx, filters, limit, offset)
+	if err != nil {
+		return nil, 0, fmt.Errorf("failed to list devices: %w", err)
+	}
+
+	deviceResponses := mappers.UserDeviceEntitiesToResponses(deviceEntities)
+	totalPages := int((total + int64(limit) - 1) / int64(limit))
+
+	return deviceResponses, totalPages, nil
+}
@@ -13,6 +13,7 @@ import (
 type AnalyticsRepository interface {
 	GetPaymentMethodAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time) ([]*entities.PaymentMethodAnalytics, error)
 	GetSalesAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, groupBy string) ([]*entities.SalesAnalytics, error)
+	GetPurchasingAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, groupBy string) (*entities.PurchasingAnalytics, error)
 	GetProductAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, limit int) ([]*entities.ProductAnalytics, error)
 	GetProductAnalyticsPerCategory(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time) ([]*entities.ProductAnalyticsPerCategory, error)
 	GetDashboardOverview(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time) (*entities.DashboardOverview, error)
@@ -29,6 +30,13 @@ func NewAnalyticsRepositoryImpl(db *gorm.DB) *AnalyticsRepositoryImpl {
 	}
 }

+func (r *AnalyticsRepositoryImpl) resolveOutletID(query *gorm.DB, outletID *uuid.UUID, column string) *gorm.DB {
+	if outletID != nil {
+		return query.Where(column+" = ?", *outletID)
+	}
+	return query
+}
+
 func (r *AnalyticsRepositoryImpl) GetPaymentMethodAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time) ([]*entities.PaymentMethodAnalytics, error) {
 	var results []*entities.PaymentMethodAnalytics

@@ -50,9 +58,7 @@ func (r *AnalyticsRepositoryImpl) GetPaymentMethodAnalytics(ctx context.Context,
 		Where("p.status = ?", entities.PaymentTransactionStatusCompleted).
 		Where("o.created_at >= ? AND o.created_at <= ?", dateFrom, dateTo)

-	if outletID != nil {
-		query = query.Where("o.outlet_id = ?", *outletID)
-	}
+	query = r.resolveOutletID(query, outletID, "o.outlet_id")

 	err := query.
 		Group("pm.id, pm.name, pm.type").
@@ -77,34 +83,197 @@ func (r *AnalyticsRepositoryImpl) GetSalesAnalytics(ctx context.Context, organiz
 		dateFormat = "DATE(o.created_at)"
 	}

-	query := r.db.WithContext(ctx).
-		Table("orders o").
-		Select(`
+	outletFilter := ""
+	args := []interface{}{organizationID, false, false, string(entities.PaymentStatusCompleted), dateFrom, dateTo}
+	if outletID != nil {
+		outletFilter = "AND o.outlet_id = ?"
+		args = append(args, *outletID)
+	}
+
+	rawQuery := `
+		SELECT
 			` + dateFormat + ` as date,
 			COALESCE(SUM(o.total_amount), 0) as sales,
 			COUNT(o.id) as orders,
-			COALESCE(SUM(CASE WHEN oi.status != 'cancelled' AND oi.is_fully_refunded = false THEN oi.quantity - COALESCE(oi.refund_quantity, 0) ELSE 0 END), 0) as items,
+			COALESCE(SUM(oi_agg.total_items), 0) as items,
 			COALESCE(SUM(o.tax_amount), 0) as tax,
 			COALESCE(SUM(o.discount_amount), 0) as discount,
 			COALESCE(SUM(o.total_amount - o.tax_amount - o.discount_amount), 0) as net_sales
-		`).
-		Joins("LEFT JOIN order_items oi ON o.id = oi.order_id").
-		Where("o.organization_id = ?", organizationID).
-		Where("o.is_void = ?", false).
-		Where("o.is_refund = ?", false).
-		Where("o.payment_status = ?", entities.PaymentStatusCompleted).
-		Where("o.created_at >= ? AND o.created_at <= ?", dateFrom, dateTo)
+		FROM orders o
+		LEFT JOIN (
+			SELECT
+				oi.order_id,
+				SUM(oi.quantity - COALESCE(oi.refund_quantity, 0)) as total_items
+			FROM order_items oi
+			WHERE oi.status != 'cancelled'
+			  AND oi.is_fully_refunded = false
+			GROUP BY oi.order_id
+		) oi_agg ON oi_agg.order_id = o.id
+		WHERE o.organization_id = ?
+		  AND o.is_void = ?
+		  AND o.is_refund = ?
+		  AND o.payment_status = ?
+		  AND o.created_at >= ? AND o.created_at <= ?
+		  ` + outletFilter + `
+		GROUP BY date
+		ORDER BY date ASC
+	`

-	if outletID != nil {
-		query = query.Where("o.outlet_id = ?", *outletID)
+	err := r.db.WithContext(ctx).Raw(rawQuery, args...).Scan(&results).Error
+	return results, err
 }

-	err := query.
-		Group("date").
-		Order("date ASC").
-		Scan(&results).Error
+func (r *AnalyticsRepositoryImpl) GetPurchasingAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, groupBy string) (*entities.PurchasingAnalytics, error) {
+	var summary entities.PurchasingSummary
+	var outletName *string

-	return results, err
+	if outletID != nil {
+		var outlet struct {
+			Name string
+		}
+		result := r.db.WithContext(ctx).
+			Table("outlets").
+			Select("name").
+			Where("id = ? AND organization_id = ?", *outletID, organizationID).
+			Limit(1).
+			Scan(&outlet)
+		if result.Error != nil {
+			return nil, result.Error
+		}
+		if result.RowsAffected > 0 {
+			outletName = &outlet.Name
+		}
+	}
+
+	summaryQuery := r.db.WithContext(ctx).
+		Table("inventory_movements im").
+		Select(`
+			COALESCE(SUM(im.total_cost), 0) as total_purchases,
+			COUNT(DISTINCT im.reference_id) as total_purchase_orders,
+			COALESCE(SUM(im.quantity), 0) as total_quantity,
+			CASE
+				WHEN COUNT(DISTINCT im.reference_id) > 0
+				THEN COALESCE(SUM(im.total_cost), 0) / COUNT(DISTINCT im.reference_id)
+				ELSE 0
+			END as average_purchase_order_value,
+			COUNT(DISTINCT im.item_id) as total_ingredients,
+			COUNT(DISTINCT po.vendor_id) as total_vendors
+		`).
+		Joins("LEFT JOIN purchase_orders po ON im.reference_id = po.id").
+		Where("im.organization_id = ?", organizationID).
+		Where("im.movement_type = ?", entities.InventoryMovementTypePurchase).
+		Where("im.item_type = ?", "INGREDIENT").
+		Where("im.reference_type = ?", entities.InventoryMovementReferenceTypePurchaseOrder).
+		Where("im.created_at >= ? AND im.created_at <= ?", dateFrom, dateTo)
+
+	summaryQuery = r.resolveOutletID(summaryQuery, outletID, "im.outlet_id")
+
+	if err := summaryQuery.Scan(&summary).Error; err != nil {
+		return nil, err
+	}
+
+	var dateFormat string
+	switch groupBy {
+	case "hour":
+		dateFormat = "DATE_TRUNC('hour', im.created_at)"
+	case "week":
+		dateFormat = "DATE_TRUNC('week', im.created_at)"
+	case "month":
+		dateFormat = "DATE_TRUNC('month', im.created_at)"
+	default:
+		dateFormat = "DATE_TRUNC('day', im.created_at)"
+	}
+
+	var data []entities.PurchasingAnalyticsData
+	dataQuery := r.db.WithContext(ctx).
+		Table("inventory_movements im").
+		Select(`
+			`+dateFormat+` as date,
+			COALESCE(SUM(im.total_cost), 0) as purchases,
+			COUNT(DISTINCT im.reference_id) as purchase_orders,
+			COALESCE(SUM(im.quantity), 0) as quantity,
+			COUNT(DISTINCT im.item_id) as ingredients,
+			COUNT(DISTINCT po.vendor_id) as vendors
+		`).
+		Joins("LEFT JOIN purchase_orders po ON im.reference_id = po.id").
+		Where("im.organization_id = ?", organizationID).
+		Where("im.movement_type = ?", entities.InventoryMovementTypePurchase).
+		Where("im.item_type = ?", "INGREDIENT").
+		Where("im.reference_type = ?", entities.InventoryMovementReferenceTypePurchaseOrder).
+		Where("im.created_at >= ? AND im.created_at <= ?", dateFrom, dateTo).
+		Group(dateFormat).
+		Order(dateFormat)
+
+	dataQuery = r.resolveOutletID(dataQuery, outletID, "im.outlet_id")
+
+	if err := dataQuery.Scan(&data).Error; err != nil {
+		return nil, err
+	}
+
+	var ingredientData []entities.PurchasingIngredientData
+	ingredientQuery := r.db.WithContext(ctx).
+		Table("inventory_movements im").
+		Select(`
+			i.id as ingredient_id,
+			i.name as ingredient_name,
+			COALESCE(SUM(im.quantity), 0) as quantity,
+			COALESCE(SUM(im.total_cost), 0) as total_cost,
+			CASE
+				WHEN SUM(im.quantity) > 0
+				THEN COALESCE(SUM(im.total_cost), 0) / SUM(im.quantity)
+				ELSE 0
+			END as average_unit_cost,
+			COUNT(DISTINCT im.reference_id) as purchase_order_count
+		`).
+		Joins("JOIN ingredients i ON im.item_id = i.id").
+		Where("im.organization_id = ?", organizationID).
+		Where("im.movement_type = ?", entities.InventoryMovementTypePurchase).
+		Where("im.item_type = ?", "INGREDIENT").
+		Where("im.reference_type = ?", entities.InventoryMovementReferenceTypePurchaseOrder).
+		Where("im.created_at >= ? AND im.created_at <= ?", dateFrom, dateTo).
+		Group("i.id, i.name").
+		Order("total_cost DESC")
+
+	ingredientQuery = r.resolveOutletID(ingredientQuery, outletID, "im.outlet_id")
+
+	if err := ingredientQuery.Scan(&ingredientData).Error; err != nil {
+		return nil, err
+	}
+
+	var vendorData []entities.PurchasingVendorData
+	vendorQuery := r.db.WithContext(ctx).
+		Table("inventory_movements im").
+		Select(`
+			v.id as vendor_id,
+			v.name as vendor_name,
+			COALESCE(SUM(im.total_cost), 0) as total_cost,
+			COUNT(DISTINCT im.reference_id) as purchase_order_count,
+			COUNT(DISTINCT im.item_id) as ingredient_count,
+			COALESCE(SUM(im.quantity), 0) as quantity
+		`).
+		Joins("JOIN purchase_orders po ON im.reference_id = po.id").
+		Joins("JOIN vendors v ON po.vendor_id = v.id").
+		Where("im.organization_id = ?", organizationID).
+		Where("im.movement_type = ?", entities.InventoryMovementTypePurchase).
+		Where("im.item_type = ?", "INGREDIENT").
+		Where("im.reference_type = ?", entities.InventoryMovementReferenceTypePurchaseOrder).
+		Where("im.created_at >= ? AND im.created_at <= ?", dateFrom, dateTo).
+		Group("v.id, v.name").
+		Order("total_cost DESC")
+
+	vendorQuery = r.resolveOutletID(vendorQuery, outletID, "im.outlet_id")
+
+	if err := vendorQuery.Scan(&vendorData).Error; err != nil {
+		return nil, err
+	}
+
+	return &entities.PurchasingAnalytics{
+		OutletName:     outletName,
+		Summary:        summary,
+		Data:           data,
+		IngredientData: ingredientData,
+		VendorData:     vendorData,
+	}, nil
 }

 func (r *AnalyticsRepositoryImpl) GetProductAnalytics(ctx context.Context, organizationID uuid.UUID, outletID *uuid.UUID, dateFrom, dateTo time.Time, limit int) ([]*entities.ProductAnalytics, error) {
@@ -170,9 +339,7 @@ func (r *AnalyticsRepositoryImpl) GetProductAnalytics(ctx context.Context, organ
 		Where("oi.status != ?", entities.OrderItemStatusCancelled).
 		Where("o.created_at >= ? AND o.created_at <= ?", dateFrom, dateTo)

-	if outletID != nil {
-		query = query.Where("o.outlet_id = ?", *outletID)
-	}
+	query = r.resolveOutletID(query, outletID, "o.outlet_id")

 	err := query.
 		Group("p.id, p.name, p.cost, c.id, c.name, c.order, mahpp.hpp_per_unit").
@@ -225,9 +392,7 @@ func (r *AnalyticsRepositoryImpl) GetProductAnalyticsPerCategory(ctx context.Con
 		Where("oi.status != ?", entities.OrderItemStatusCancelled).
 		Where("o.created_at >= ? AND o.created_at <= ?", dateFrom, dateTo)

-	if outletID != nil {
-		query = query.Where("o.outlet_id = ?", *outletID)
-	}
+	query = r.resolveOutletID(query, outletID, "o.outlet_id")

 	err := query.
 		Group("c.id, c.name").
@@ -257,9 +422,7 @@ func (r *AnalyticsRepositoryImpl) GetDashboardOverview(ctx context.Context, orga
 		Where("o.organization_id = ?", organizationID).
 		Where("o.created_at >= ? AND o.created_at <= ?", dateFrom, dateTo)

-	if outletID != nil {
-		query = query.Where("o.outlet_id = ?", *outletID)
-	}
+	query = r.resolveOutletID(query, outletID, "o.outlet_id")

 	err := query.Scan(&result).Error
 	if err != nil {
@@ -310,9 +473,7 @@ func (r *AnalyticsRepositoryImpl) GetProfitLossAnalytics(ctx context.Context, or
 		Where("o.is_void = false AND o.is_refund = false").
 		Where("o.created_at >= ? AND o.created_at <= ?", dateFrom, dateTo)

-	if outletID != nil {
-		summaryQuery = summaryQuery.Where("o.outlet_id = ?", *outletID)
-	}
+	summaryQuery = r.resolveOutletID(summaryQuery, outletID, "o.outlet_id")

 	err := summaryQuery.Scan(&summary).Error
 	if err != nil {
@@ -364,9 +525,7 @@ func (r *AnalyticsRepositoryImpl) GetProfitLossAnalytics(ctx context.Context, or
 		Group(timeFormat).
 		Order(timeFormat)

-	if outletID != nil {
-		dataQuery = dataQuery.Where("o.outlet_id = ?", *outletID)
-	}
+	dataQuery = r.resolveOutletID(dataQuery, outletID, "o.outlet_id")

 	err = dataQuery.Scan(&data).Error
 	if err != nil {
@@ -409,9 +568,7 @@ func (r *AnalyticsRepositoryImpl) GetProfitLossAnalytics(ctx context.Context, or
 		Order("p.name ASC").
 		Limit(1000)

-	if outletID != nil {
-		productQuery = productQuery.Where("o.outlet_id = ?", *outletID)
-	}
+	productQuery = r.resolveOutletID(productQuery, outletID, "o.outlet_id")

 	err = productQuery.Scan(&productData).Error
 	if err != nil {
@@ -72,6 +72,9 @@ func (r *CategoryRepositoryImpl) List(ctx context.Context, filters map[string]in
 		case "search":
 			searchValue := "%" + value.(string) + "%"
 			query = query.Where("name ILIKE ? OR description ILIKE ?", searchValue, searchValue)
+		case "outlet_id":
+			// Include outlet-specific categories AND global categories (outlet_id IS NULL)
+			query = query.Where("outlet_id = ? OR outlet_id IS NULL", value)
 		default:
 			query = query.Where(key+" = ?", value)
 		}
@@ -3,285 +3,81 @@ package repository
 import (
 	"apskel-pos-be/internal/entities"
 	"context"
-	"database/sql"
+	"fmt"

 	"github.com/google/uuid"
+	"gorm.io/gorm"
 )

 type IngredientCompositionRepository struct {
-	db *sql.DB
+	db *gorm.DB
 }

-func NewIngredientCompositionRepository(db *sql.DB) *IngredientCompositionRepository {
+func NewIngredientCompositionRepository(db *gorm.DB) *IngredientCompositionRepository {
 	return &IngredientCompositionRepository{db: db}
 }

 func (r *IngredientCompositionRepository) Create(ctx context.Context, composition *entities.IngredientComposition) error {
-	query := `
-		INSERT INTO ingredient_compositions (id, organization_id, outlet_id, parent_ingredient_id, child_ingredient_id, quantity, created_at, updated_at)
-		VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
-	`
-
-	_, err := r.db.ExecContext(ctx, query,
-		composition.ID,
-		composition.OrganizationID,
-		composition.OutletID,
-		composition.ParentIngredientID,
-		composition.ChildIngredientID,
-		composition.Quantity,
-		composition.CreatedAt,
-		composition.UpdatedAt,
-	)
-
-	return err
+	return r.db.WithContext(ctx).Create(composition).Error
 }

 func (r *IngredientCompositionRepository) GetByID(ctx context.Context, id, organizationID uuid.UUID) (*entities.IngredientComposition, error) {
-	query := `
-		SELECT ic.id, ic.organization_id, ic.outlet_id, ic.parent_ingredient_id, ic.child_ingredient_id, ic.quantity, ic.created_at, ic.updated_at,
-		       pi.id, pi.organization_id, pi.outlet_id, pi.name, pi.unit_id, pi.cost, pi.stock, pi.is_semi_finished, pi.is_active, pi.metadata, pi.created_at, pi.updated_at,
-		       ci.id, ci.organization_id, ci.outlet_id, ci.name, ci.unit_id, ci.cost, ci.stock, ci.is_semi_finished, ci.is_active, ci.metadata, ci.created_at, ci.updated_at
-		FROM ingredient_compositions ic
-		LEFT JOIN ingredients pi ON ic.parent_ingredient_id = pi.id
-		LEFT JOIN ingredients ci ON ic.child_ingredient_id = ci.id
-		WHERE ic.id = $1 AND ic.organization_id = $2
-	`
-
-	composition := &entities.IngredientComposition{}
-	parentIngredient := &entities.Ingredient{}
-	childIngredient := &entities.Ingredient{}
-
-	err := r.db.QueryRowContext(ctx, query, id, organizationID).Scan(
-		&composition.ID,
-		&composition.OrganizationID,
-		&composition.OutletID,
-		&composition.ParentIngredientID,
-		&composition.ChildIngredientID,
-		&composition.Quantity,
-		&composition.CreatedAt,
-		&composition.UpdatedAt,
-		&parentIngredient.ID,
-		&parentIngredient.OrganizationID,
-		&parentIngredient.OutletID,
-		&parentIngredient.Name,
-		&parentIngredient.UnitID,
-		&parentIngredient.Cost,
-		&parentIngredient.Stock,
-		&parentIngredient.IsSemiFinished,
-		&parentIngredient.IsActive,
-		&parentIngredient.Metadata,
-		&parentIngredient.CreatedAt,
-		&parentIngredient.UpdatedAt,
-		&childIngredient.ID,
-		&childIngredient.OrganizationID,
-		&childIngredient.OutletID,
-		&childIngredient.Name,
-		&childIngredient.UnitID,
-		&childIngredient.Cost,
-		&childIngredient.Stock,
-		&childIngredient.IsSemiFinished,
-		&childIngredient.IsActive,
-		&childIngredient.Metadata,
-		&childIngredient.CreatedAt,
-		&childIngredient.UpdatedAt,
-	)
-
+	var composition entities.IngredientComposition
+	err := r.db.WithContext(ctx).
+		Preload("ChildIngredient.Unit").
+		Preload("ParentIngredient.Unit").
+		Preload("ParentIngredient.Compositions.ChildIngredient.Unit").
+		Where("id = ? AND organization_id = ?", id, organizationID).
+		First(&composition).Error
 	if err != nil {
 		return nil, err
 	}
-
-	composition.ParentIngredient = parentIngredient
-	composition.ChildIngredient = childIngredient
-	return composition, nil
+	return &composition, nil
 }

 func (r *IngredientCompositionRepository) GetByParentIngredientID(ctx context.Context, parentIngredientID, organizationID uuid.UUID) ([]*entities.IngredientComposition, error) {
-	query := `
-		SELECT ic.id, ic.organization_id, ic.outlet_id, ic.parent_ingredient_id, ic.child_ingredient_id, ic.quantity, ic.created_at, ic.updated_at,
-		       pi.id, pi.organization_id, pi.outlet_id, pi.name, pi.unit_id, pi.cost, pi.stock, pi.is_semi_finished, pi.is_active, pi.metadata, pi.created_at, pi.updated_at,
-		       ci.id, ci.organization_id, ci.outlet_id, ci.name, ci.unit_id, ci.cost, ci.stock, ci.is_semi_finished, ci.is_active, ci.metadata, ci.created_at, ci.updated_at
-		FROM ingredient_compositions ic
-		LEFT JOIN ingredients pi ON ic.parent_ingredient_id = pi.id
-		LEFT JOIN ingredients ci ON ic.child_ingredient_id = ci.id
-		WHERE ic.parent_ingredient_id = $1 AND ic.organization_id = $2
-		ORDER BY ic.created_at DESC
-	`
-
-	rows, err := r.db.QueryContext(ctx, query, parentIngredientID, organizationID)
-	if err != nil {
-		return nil, err
-	}
-	defer rows.Close()
-
 	var compositions []*entities.IngredientComposition
-	for rows.Next() {
-		composition := &entities.IngredientComposition{}
-		parentIngredient := &entities.Ingredient{}
-		childIngredient := &entities.Ingredient{}
-
-		err := rows.Scan(
-			&composition.ID,
-			&composition.OrganizationID,
-			&composition.OutletID,
-			&composition.ParentIngredientID,
-			&composition.ChildIngredientID,
-			&composition.Quantity,
-			&composition.CreatedAt,
-			&composition.UpdatedAt,
-			&parentIngredient.ID,
-			&parentIngredient.OrganizationID,
-			&parentIngredient.OutletID,
-			&parentIngredient.Name,
-			&parentIngredient.UnitID,
-			&parentIngredient.Cost,
-			&parentIngredient.Stock,
-			&parentIngredient.IsSemiFinished,
-			&parentIngredient.IsActive,
-			&parentIngredient.Metadata,
-			&parentIngredient.CreatedAt,
-			&parentIngredient.UpdatedAt,
-			&childIngredient.ID,
-			&childIngredient.OrganizationID,
-			&childIngredient.OutletID,
-			&childIngredient.Name,
-			&childIngredient.UnitID,
-			&childIngredient.Cost,
-			&childIngredient.Stock,
-			&childIngredient.IsSemiFinished,
-			&childIngredient.IsActive,
-			&childIngredient.Metadata,
-			&childIngredient.CreatedAt,
-			&childIngredient.UpdatedAt,
-		)
+	err := r.db.WithContext(ctx).
+		Preload("ChildIngredient.Unit").
+		Where("parent_ingredient_id = ? AND organization_id = ?", parentIngredientID, organizationID).
+		Order("created_at ASC").
+		Find(&compositions).Error
 	if err != nil {
 		return nil, err
 	}
-
-		composition.ParentIngredient = parentIngredient
-		composition.ChildIngredient = childIngredient
-		compositions = append(compositions, composition)
-	}
-
-	return compositions, nil
-}
-
-func (r *IngredientCompositionRepository) GetByChildIngredientID(ctx context.Context, childIngredientID, organizationID uuid.UUID) ([]*entities.IngredientComposition, error) {
-	query := `
-		SELECT ic.id, ic.organization_id, ic.outlet_id, ic.parent_ingredient_id, ic.child_ingredient_id, ic.quantity, ic.created_at, ic.updated_at,
-		       pi.id, pi.organization_id, pi.outlet_id, pi.name, pi.unit_id, pi.cost, pi.stock, pi.is_semi_finished, pi.is_active, pi.metadata, pi.created_at, pi.updated_at,
-		       ci.id, ci.organization_id, ci.outlet_id, ci.name, ci.unit_id, ci.cost, ci.stock, ci.is_semi_finished, ci.is_active, ci.metadata, ci.created_at, ci.updated_at
-		FROM ingredient_compositions ic
-		LEFT JOIN ingredients pi ON ic.parent_ingredient_id = pi.id
-		LEFT JOIN ingredients ci ON ic.child_ingredient_id = ci.id
-		WHERE ic.child_ingredient_id = $1 AND ic.organization_id = $2
-		ORDER BY ic.created_at DESC
-	`
-
-	rows, err := r.db.QueryContext(ctx, query, childIngredientID, organizationID)
-	if err != nil {
-		return nil, err
-	}
-	defer rows.Close()
-
-	var compositions []*entities.IngredientComposition
-	for rows.Next() {
-		composition := &entities.IngredientComposition{}
-		parentIngredient := &entities.Ingredient{}
-		childIngredient := &entities.Ingredient{}
-
-		err := rows.Scan(
-			&composition.ID,
-			&composition.OrganizationID,
-			&composition.OutletID,
-			&composition.ParentIngredientID,
-			&composition.ChildIngredientID,
-			&composition.Quantity,
-			&composition.CreatedAt,
-			&composition.UpdatedAt,
-			&parentIngredient.ID,
-			&parentIngredient.OrganizationID,
-			&parentIngredient.OutletID,
-			&parentIngredient.Name,
-			&parentIngredient.UnitID,
-			&parentIngredient.Cost,
-			&parentIngredient.Stock,
-			&parentIngredient.IsSemiFinished,
-			&parentIngredient.IsActive,
-			&parentIngredient.Metadata,
-			&parentIngredient.CreatedAt,
-			&parentIngredient.UpdatedAt,
-			&childIngredient.ID,
-			&childIngredient.OrganizationID,
-			&childIngredient.OutletID,
-			&childIngredient.Name,
-			&childIngredient.UnitID,
-			&childIngredient.Cost,
-			&childIngredient.Stock,
-			&childIngredient.IsSemiFinished,
-			&childIngredient.IsActive,
-			&childIngredient.Metadata,
-			&childIngredient.CreatedAt,
-			&childIngredient.UpdatedAt,
-		)
-		if err != nil {
-			return nil, err
-		}
-
-		composition.ParentIngredient = parentIngredient
-		composition.ChildIngredient = childIngredient
-		compositions = append(compositions, composition)
-	}
-
 	return compositions, nil
 }

 func (r *IngredientCompositionRepository) Update(ctx context.Context, composition *entities.IngredientComposition) error {
-	query := `
-		UPDATE ingredient_compositions
-		SET outlet_id = $1, quantity = $2, updated_at = $3
-		WHERE id = $4 AND organization_id = $5
-	`
-
-	result, err := r.db.ExecContext(ctx, query,
-		composition.OutletID,
-		composition.Quantity,
-		composition.UpdatedAt,
-		composition.ID,
-		composition.OrganizationID,
-	)
-
-	if err != nil {
-		return err
+	result := r.db.WithContext(ctx).
+		Model(&entities.IngredientComposition{}).
+		Where("id = ? AND organization_id = ?", composition.ID, composition.OrganizationID).
+		Select("outlet_id", "quantity", "updated_at").
+		Updates(composition)
+	if result.Error != nil {
+		return result.Error
 	}
-
-	rowsAffected, err := result.RowsAffected()
-	if err != nil {
-		return err
+	if result.RowsAffected == 0 {
+		return fmt.Errorf("no rows affected")
 	}
-
-	if rowsAffected == 0 {
-		return sql.ErrNoRows
-	}
-
 	return nil
 }

 func (r *IngredientCompositionRepository) Delete(ctx context.Context, id, organizationID uuid.UUID) error {
-	query := `DELETE FROM ingredient_compositions WHERE id = $1 AND organization_id = $2`
-
-	result, err := r.db.ExecContext(ctx, query, id, organizationID)
-	if err != nil {
-		return err
+	result := r.db.WithContext(ctx).
+		Where("id = ? AND organization_id = ?", id, organizationID).
+		Delete(&entities.IngredientComposition{})
+	if result.Error != nil {
+		return result.Error
 	}
-
-	rowsAffected, err := result.RowsAffected()
-	if err != nil {
-		return err
+	if result.RowsAffected == 0 {
+		return fmt.Errorf("no rows affected")
 	}
-
-	if rowsAffected == 0 {
-		return sql.ErrNoRows
-	}
-
 	return nil
 }
+
+func (r *IngredientCompositionRepository) DeleteByParentIngredientID(ctx context.Context, parentIngredientID, organizationID uuid.UUID) error {
+	return r.db.WithContext(ctx).
+		Where("parent_ingredient_id = ? AND organization_id = ?", parentIngredientID, organizationID).
+		Delete(&entities.IngredientComposition{}).Error
+}
@@ -24,7 +24,11 @@ func (r *IngredientRepository) Create(ctx context.Context, ingredient *entities.

 func (r *IngredientRepository) GetByID(ctx context.Context, id, organizationID uuid.UUID) (*entities.Ingredient, error) {
 	var ingredient entities.Ingredient
-	err := r.db.WithContext(ctx).Preload("Unit").Where("id = ? AND organization_id = ?", id, organizationID).First(&ingredient).Error
+	err := r.db.WithContext(ctx).
+		Preload("Unit").
+		Preload("Compositions.ChildIngredient.Unit").
+		Where("id = ? AND organization_id = ?", id, organizationID).
+		First(&ingredient).Error
 	if err != nil {
 		return nil, err
 	}
@@ -57,7 +61,13 @@ func (r *IngredientRepository) GetAll(ctx context.Context, organizationID uuid.U

 	// Get paginated results with Unit preloaded
 	offset := (page - 1) * limit
-	err := query.Preload("Unit").Order("created_at DESC").Limit(limit).Offset(offset).Find(&ingredients).Error
+	err := query.
+		Preload("Unit").
+		Preload("Compositions.ChildIngredient.Unit").
+		Order("created_at DESC").
+		Limit(limit).
+		Offset(offset).
+		Find(&ingredients).Error
 	if err != nil {
 		return nil, 0, err
 	}
@@ -11,6 +11,7 @@ import (

 	"github.com/google/uuid"
 	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
 )

 type InventoryRepository interface {
@@ -278,7 +279,12 @@ func (r *InventoryRepositoryImpl) UpdateReorderLevel(ctx context.Context, id uui
 }

 func (r *InventoryRepositoryImpl) BulkCreate(ctx context.Context, inventoryItems []*entities.Inventory) error {
-	return r.db.WithContext(ctx).CreateInBatches(inventoryItems, 100).Error
+	return r.db.WithContext(ctx).
+		Clauses(clause.OnConflict{
+			Columns:   []clause.Column{{Name: "outlet_id"}, {Name: "product_id"}},
+			DoNothing: true,
+		}).
+		CreateInBatches(inventoryItems, 100).Error
 }

 func (r *InventoryRepositoryImpl) BulkUpdate(ctx context.Context, inventoryItems []*entities.Inventory) error {
@@ -301,21 +307,25 @@ func (r *InventoryRepositoryImpl) BulkAdjustQuantity(ctx context.Context, adjust
 	return r.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
 		for productID, delta := range adjustments {
 			var inventory entities.Inventory
-			if err := tx.Where("product_id = ? AND outlet_id = ?", productID, outletID).First(&inventory).Error; err != nil {
-				if errors.Is(err, gorm.ErrRecordNotFound) {
-					// Inventory doesn't exist, create it with initial quantity
+			err := tx.Set("gorm:query_option", "FOR UPDATE").
+				Where("product_id = ? AND outlet_id = ?", productID, outletID).
+				First(&inventory).Error
+			if err != nil {
+				if !errors.Is(err, gorm.ErrRecordNotFound) {
+					return err
+				}
+				// Use FirstOrCreate to handle race conditions — avoids duplicate key
+				// if another transaction already inserted this row concurrently.
 				inventory = entities.Inventory{
 					ProductID:    productID,
 					OutletID:     outletID,
 					Quantity:     0,
 					ReorderLevel: 0,
 				}
-					if err := tx.Create(&inventory).Error; err != nil {
+				if err := tx.Where(entities.Inventory{ProductID: productID, OutletID: outletID}).
+					FirstOrCreate(&inventory).Error; err != nil {
 					return fmt.Errorf("failed to create inventory record for product %s: %w", productID, err)
 				}
-				} else {
-					return err
-				}
 			}

 			inventory.UpdateQuantity(delta)
@@ -0,0 +1,59 @@
+package repository
+
+import (
+	"context"
+
+	"apskel-pos-be/internal/entities"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type NotificationDeliveryRepository interface {
+	Create(ctx context.Context, delivery *entities.NotificationDelivery) error
+	BulkCreate(ctx context.Context, deliveries []*entities.NotificationDelivery) error
+	GetByID(ctx context.Context, id uuid.UUID) (*entities.NotificationDelivery, error)
+	Update(ctx context.Context, delivery *entities.NotificationDelivery) error
+	ListByReceiverID(ctx context.Context, receiverID uuid.UUID) ([]*entities.NotificationDelivery, error)
+}
+
+type NotificationDeliveryRepositoryImpl struct {
+	db *gorm.DB
+}
+
+func NewNotificationDeliveryRepository(db *gorm.DB) *NotificationDeliveryRepositoryImpl {
+	return &NotificationDeliveryRepositoryImpl{db: db}
+}
+
+func (r *NotificationDeliveryRepositoryImpl) Create(ctx context.Context, delivery *entities.NotificationDelivery) error {
+	return r.db.WithContext(ctx).Create(delivery).Error
+}
+
+func (r *NotificationDeliveryRepositoryImpl) BulkCreate(ctx context.Context, deliveries []*entities.NotificationDelivery) error {
+	if len(deliveries) == 0 {
+		return nil
+	}
+	return r.db.WithContext(ctx).Create(&deliveries).Error
+}
+
+func (r *NotificationDeliveryRepositoryImpl) GetByID(ctx context.Context, id uuid.UUID) (*entities.NotificationDelivery, error) {
+	var delivery entities.NotificationDelivery
+	err := r.db.WithContext(ctx).First(&delivery, "id = ?", id).Error
+	if err != nil {
+		return nil, err
+	}
+	return &delivery, nil
+}
+
+func (r *NotificationDeliveryRepositoryImpl) Update(ctx context.Context, delivery *entities.NotificationDelivery) error {
+	return r.db.WithContext(ctx).Save(delivery).Error
+}
+
+func (r *NotificationDeliveryRepositoryImpl) ListByReceiverID(ctx context.Context, receiverID uuid.UUID) ([]*entities.NotificationDelivery, error) {
+	var deliveries []*entities.NotificationDelivery
+	err := r.db.WithContext(ctx).
+		Where("notification_receiver_id = ?", receiverID).
+		Order("created_at DESC").
+		Find(&deliveries).Error
+	return deliveries, err
+}
@@ -0,0 +1,108 @@
+package repository
+
+import (
+	"context"
+
+	"apskel-pos-be/internal/entities"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type NotificationReceiverRepository interface {
+	Create(ctx context.Context, receiver *entities.NotificationReceiver) error
+	BulkCreate(ctx context.Context, receivers []*entities.NotificationReceiver) error
+	GetByID(ctx context.Context, id uuid.UUID) (*entities.NotificationReceiver, error)
+	GetByNotificationAndUser(ctx context.Context, notificationID, userID uuid.UUID) (*entities.NotificationReceiver, error)
+	Update(ctx context.Context, receiver *entities.NotificationReceiver) error
+	ListByUserID(ctx context.Context, userID uuid.UUID, isRead *bool, limit, offset int) ([]*entities.NotificationReceiver, int64, error)
+	CountUnreadByUserID(ctx context.Context, userID uuid.UUID) (int64, error)
+	SoftDeleteByID(ctx context.Context, id uuid.UUID) error
+}
+
+type NotificationReceiverRepositoryImpl struct {
+	db *gorm.DB
+}
+
+func NewNotificationReceiverRepository(db *gorm.DB) *NotificationReceiverRepositoryImpl {
+	return &NotificationReceiverRepositoryImpl{db: db}
+}
+
+func (r *NotificationReceiverRepositoryImpl) Create(ctx context.Context, receiver *entities.NotificationReceiver) error {
+	return r.db.WithContext(ctx).Create(receiver).Error
+}
+
+func (r *NotificationReceiverRepositoryImpl) BulkCreate(ctx context.Context, receivers []*entities.NotificationReceiver) error {
+	if len(receivers) == 0 {
+		return nil
+	}
+	return r.db.WithContext(ctx).Create(&receivers).Error
+}
+
+func (r *NotificationReceiverRepositoryImpl) GetByID(ctx context.Context, id uuid.UUID) (*entities.NotificationReceiver, error) {
+	var receiver entities.NotificationReceiver
+	err := r.db.WithContext(ctx).
+		Preload("Notification").
+		First(&receiver, "id = ? AND is_deleted = false", id).Error
+	if err != nil {
+		return nil, err
+	}
+	return &receiver, nil
+}
+
+func (r *NotificationReceiverRepositoryImpl) GetByNotificationAndUser(ctx context.Context, notificationID, userID uuid.UUID) (*entities.NotificationReceiver, error) {
+	var receiver entities.NotificationReceiver
+	err := r.db.WithContext(ctx).
+		Where("notification_id = ? AND user_id = ? AND is_deleted = false", notificationID, userID).
+		First(&receiver).Error
+	if err != nil {
+		return nil, err
+	}
+	return &receiver, nil
+}
+
+func (r *NotificationReceiverRepositoryImpl) Update(ctx context.Context, receiver *entities.NotificationReceiver) error {
+	return r.db.WithContext(ctx).Save(receiver).Error
+}
+
+func (r *NotificationReceiverRepositoryImpl) ListByUserID(ctx context.Context, userID uuid.UUID, isRead *bool, limit, offset int) ([]*entities.NotificationReceiver, int64, error) {
+	var receivers []*entities.NotificationReceiver
+	var total int64
+
+	query := r.db.WithContext(ctx).
+		Model(&entities.NotificationReceiver{}).
+		Where("user_id = ? AND is_deleted = false", userID)
+
+	if isRead != nil {
+		query = query.Where("is_read = ?", *isRead)
+	}
+
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	err := query.
+		Preload("Notification").
+		Order("created_at DESC").
+		Limit(limit).
+		Offset(offset).
+		Find(&receivers).Error
+
+	return receivers, total, err
+}
+
+func (r *NotificationReceiverRepositoryImpl) CountUnreadByUserID(ctx context.Context, userID uuid.UUID) (int64, error) {
+	var count int64
+	err := r.db.WithContext(ctx).
+		Model(&entities.NotificationReceiver{}).
+		Where("user_id = ? AND is_read = false AND is_deleted = false", userID).
+		Count(&count).Error
+	return count, err
+}
+
+func (r *NotificationReceiverRepositoryImpl) SoftDeleteByID(ctx context.Context, id uuid.UUID) error {
+	return r.db.WithContext(ctx).
+		Model(&entities.NotificationReceiver{}).
+		Where("id = ?", id).
+		Updates(map[string]interface{}{"is_deleted": true}).Error
+}
@@ -0,0 +1,64 @@
+package repository
+
+import (
+	"context"
+
+	"apskel-pos-be/internal/entities"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type NotificationRepository interface {
+	Create(ctx context.Context, notification *entities.Notification) error
+	GetByID(ctx context.Context, id uuid.UUID) (*entities.Notification, error)
+	Update(ctx context.Context, notification *entities.Notification) error
+	Delete(ctx context.Context, id uuid.UUID) error
+	List(ctx context.Context, filters map[string]interface{}, limit, offset int) ([]*entities.Notification, int64, error)
+}
+
+type NotificationRepositoryImpl struct {
+	db *gorm.DB
+}
+
+func NewNotificationRepository(db *gorm.DB) *NotificationRepositoryImpl {
+	return &NotificationRepositoryImpl{db: db}
+}
+
+func (r *NotificationRepositoryImpl) Create(ctx context.Context, notification *entities.Notification) error {
+	return r.db.WithContext(ctx).Create(notification).Error
+}
+
+func (r *NotificationRepositoryImpl) GetByID(ctx context.Context, id uuid.UUID) (*entities.Notification, error) {
+	var notification entities.Notification
+	err := r.db.WithContext(ctx).First(&notification, "id = ?", id).Error
+	if err != nil {
+		return nil, err
+	}
+	return &notification, nil
+}
+
+func (r *NotificationRepositoryImpl) Update(ctx context.Context, notification *entities.Notification) error {
+	return r.db.WithContext(ctx).Save(notification).Error
+}
+
+func (r *NotificationRepositoryImpl) Delete(ctx context.Context, id uuid.UUID) error {
+	return r.db.WithContext(ctx).Delete(&entities.Notification{}, "id = ?", id).Error
+}
+
+func (r *NotificationRepositoryImpl) List(ctx context.Context, filters map[string]interface{}, limit, offset int) ([]*entities.Notification, int64, error) {
+	var notifications []*entities.Notification
+	var total int64
+
+	query := r.db.WithContext(ctx).Model(&entities.Notification{})
+	for key, value := range filters {
+		query = query.Where(key+" = ?", value)
+	}
+
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	err := query.Order("created_at DESC").Limit(limit).Offset(offset).Find(&notifications).Error
+	return notifications, total, err
+}
@@ -18,6 +18,7 @@ type OrderRepository interface {
 	Update(ctx context.Context, order *entities.Order) error
 	Delete(ctx context.Context, id uuid.UUID) error
 	List(ctx context.Context, filters map[string]interface{}, limit, offset int) ([]*entities.Order, int64, error)
+	ListBySessionID(ctx context.Context, sessionID string) ([]*entities.Order, error)
 	GetByOrderNumber(ctx context.Context, orderNumber string) (*entities.Order, error)
 	ExistsByOrderNumber(ctx context.Context, orderNumber string) (bool, error)
 	VoidOrder(ctx context.Context, id uuid.UUID, reason string, voidedBy uuid.UUID) error
@@ -59,6 +60,8 @@ func (r *OrderRepositoryImpl) GetWithRelations(ctx context.Context, id uuid.UUID
 		Preload("User").
 		Preload("OrderItems").
 		Preload("OrderItems.Product").
+		Preload("OrderItems.Product.Category").
+		Preload("OrderItems.Product.ProductOutletPrices").
 		Preload("OrderItems.ProductVariant").
 		Preload("Payments").
 		Preload("Payments.PaymentMethod").
@@ -97,39 +100,77 @@ func (r *OrderRepositoryImpl) List(ctx context.Context, filters map[string]inter
 	var orders []*entities.Order
 	var total int64

-	query := r.db.WithContext(ctx).Model(&entities.Order{}).
+	// organization_id is mandatory to prevent cross-org data leaks
+	organizationID, ok := filters["organization_id"]
+	if !ok {
+		return nil, 0, fmt.Errorf("organization_id is required for listing orders")
+	}
+
+	baseQuery := r.db.WithContext(ctx).Model(&entities.Order{}).
+		Where("organization_id = ?", organizationID)
+
+	// outlet_id is optional — if present, scope to that outlet; otherwise return all outlets in the org
+	if outletID, exists := filters["outlet_id"]; exists {
+		baseQuery = baseQuery.Where("outlet_id = ?", outletID)
+	}
+
+	for key, value := range filters {
+		switch key {
+		case "organization_id", "outlet_id":
+			// already handled above
+		case "search":
+			searchValue := "%" + value.(string) + "%"
+			baseQuery = baseQuery.Where("order_number ILIKE ?", searchValue)
+		case "date_from":
+			baseQuery = baseQuery.Where("created_at >= ?", value)
+		case "date_to":
+			baseQuery = baseQuery.Where("created_at <= ?", value)
+		default:
+			baseQuery = baseQuery.Where(key+" = ?", value)
+		}
+	}
+
+	// Use separate queries for count and find to avoid GORM state mutation issues
+	if err := baseQuery.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	err := baseQuery.
 		Preload("Organization").
 		Preload("Outlet").
 		Preload("User").
 		Preload("OrderItems").
 		Preload("OrderItems.Product").
+		Preload("OrderItems.Product.Category").
+		Preload("OrderItems.Product.ProductOutletPrices").
 		Preload("OrderItems.ProductVariant").
 		Preload("Payments").
 		Preload("Payments.PaymentMethod").
-		Preload("Payments.PaymentOrderItems")
-
-	for key, value := range filters {
-		switch key {
-		case "search":
-			searchValue := "%" + value.(string) + "%"
-			query = query.Where("order_number ILIKE ?", searchValue)
-		case "date_from":
-			query = query.Where("created_at >= ?", value)
-		case "date_to":
-			query = query.Where("created_at <= ?", value)
-		default:
-			query = query.Where(key+" = ?", value)
-		}
-	}
-
-	if err := query.Count(&total).Error; err != nil {
-		return nil, 0, err
-	}
-
-	err := query.Limit(limit).Offset(offset).Order("created_at DESC").Find(&orders).Error
+		Preload("Payments.PaymentOrderItems").
+		Limit(limit).Offset(offset).Order("created_at DESC").Find(&orders).Error
 	return orders, total, err
 }

+func (r *OrderRepositoryImpl) ListBySessionID(ctx context.Context, sessionID string) ([]*entities.Order, error) {
+	var orders []*entities.Order
+	err := r.db.WithContext(ctx).Model(&entities.Order{}).
+		Preload("Organization").
+		Preload("Outlet").
+		Preload("User").
+		Preload("OrderItems").
+		Preload("OrderItems.Product").
+		Preload("OrderItems.Product.Category").
+		Preload("OrderItems.Product.ProductOutletPrices").
+		Preload("OrderItems.ProductVariant").
+		Preload("Payments").
+		Preload("Payments.PaymentMethod").
+		Preload("Payments.PaymentOrderItems").
+		Where("metadata->>'session_id' = ?", sessionID).
+		Order("created_at ASC").
+		Find(&orders).Error
+	return orders, err
+}
+
 func (r *OrderRepositoryImpl) GetByOrderNumber(ctx context.Context, orderNumber string) (*entities.Order, error) {
 	var order entities.Order
 	err := r.db.WithContext(ctx).First(&order, "order_number = ?", orderNumber).Error
@@ -99,3 +99,14 @@ func (r *OrganizationRepositoryImpl) GetByEmail(ctx context.Context, email strin
 	}
 	return &org, nil
 }
+
+// GetTotalOmset returns the total revenue from completed orders for an organization.
+func (r *OrganizationRepositoryImpl) GetTotalOmset(ctx context.Context, organizationID uuid.UUID) (float64, error) {
+	var total float64
+	err := r.db.WithContext(ctx).
+		Table("orders").
+		Where("organization_id = ? AND payment_status = ? AND is_void = ? AND is_refund = ?", organizationID, "completed", false, false).
+		Select("COALESCE(SUM(total_amount), 0)").
+		Scan(&total).Error
+	return total, err
+}
@@ -0,0 +1,92 @@
+package repository
+
+import (
+	"context"
+
+	"apskel-pos-be/internal/entities"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type ProductOutletPriceRepository interface {
+	GetByProductAndOutlet(ctx context.Context, productID, outletID uuid.UUID) (*entities.ProductOutletPrice, error)
+	GetByProduct(ctx context.Context, productID uuid.UUID) ([]*entities.ProductOutletPrice, error)
+	GetByProductWithOutlet(ctx context.Context, productID uuid.UUID) ([]*entities.ProductOutletPrice, error)
+	GetByOutlet(ctx context.Context, outletID uuid.UUID) ([]*entities.ProductOutletPrice, error)
+	GetByProductsAndOutlet(ctx context.Context, productIDs []uuid.UUID, outletID uuid.UUID) ([]*entities.ProductOutletPrice, error)
+	Upsert(ctx context.Context, price *entities.ProductOutletPrice) error
+	Delete(ctx context.Context, id uuid.UUID) error
+	GetByID(ctx context.Context, id uuid.UUID) (*entities.ProductOutletPrice, error)
+}
+
+type ProductOutletPriceRepositoryImpl struct {
+	db *gorm.DB
+}
+
+func NewProductOutletPriceRepositoryImpl(db *gorm.DB) *ProductOutletPriceRepositoryImpl {
+	return &ProductOutletPriceRepositoryImpl{
+		db: db,
+	}
+}
+
+func (r *ProductOutletPriceRepositoryImpl) GetByProductAndOutlet(ctx context.Context, productID, outletID uuid.UUID) (*entities.ProductOutletPrice, error) {
+	var price entities.ProductOutletPrice
+	err := r.db.WithContext(ctx).Where("product_id = ? AND outlet_id = ?", productID, outletID).First(&price).Error
+	if err != nil {
+		return nil, err
+	}
+	return &price, nil
+}
+
+func (r *ProductOutletPriceRepositoryImpl) GetByProduct(ctx context.Context, productID uuid.UUID) ([]*entities.ProductOutletPrice, error) {
+	var prices []*entities.ProductOutletPrice
+	err := r.db.WithContext(ctx).Where("product_id = ?", productID).Find(&prices).Error
+	return prices, err
+}
+
+func (r *ProductOutletPriceRepositoryImpl) GetByOutlet(ctx context.Context, outletID uuid.UUID) ([]*entities.ProductOutletPrice, error) {
+	var prices []*entities.ProductOutletPrice
+	err := r.db.WithContext(ctx).Where("outlet_id = ?", outletID).Find(&prices).Error
+	return prices, err
+}
+
+func (r *ProductOutletPriceRepositoryImpl) Upsert(ctx context.Context, price *entities.ProductOutletPrice) error {
+	if price.ID == uuid.Nil {
+		price.ID = uuid.New()
+	}
+	return r.db.WithContext(ctx).Exec(`
+		INSERT INTO product_outlet_prices (id, product_id, outlet_id, price, print_to_checker, created_at, updated_at)
+		VALUES (?, ?, ?, ?, ?, NOW(), NOW())
+		ON CONFLICT (product_id, outlet_id)
+		DO UPDATE SET
+			price = EXCLUDED.price,
+			print_to_checker = EXCLUDED.print_to_checker,
+			updated_at = NOW()
+	`, price.ID, price.ProductID, price.OutletID, price.Price, price.PrintToChecker).Error
+}
+
+func (r *ProductOutletPriceRepositoryImpl) Delete(ctx context.Context, id uuid.UUID) error {
+	return r.db.WithContext(ctx).Delete(&entities.ProductOutletPrice{}, "id = ?", id).Error
+}
+
+func (r *ProductOutletPriceRepositoryImpl) GetByID(ctx context.Context, id uuid.UUID) (*entities.ProductOutletPrice, error) {
+	var price entities.ProductOutletPrice
+	err := r.db.WithContext(ctx).First(&price, "id = ?", id).Error
+	if err != nil {
+		return nil, err
+	}
+	return &price, nil
+}
+
+func (r *ProductOutletPriceRepositoryImpl) GetByProductsAndOutlet(ctx context.Context, productIDs []uuid.UUID, outletID uuid.UUID) ([]*entities.ProductOutletPrice, error) {
+	var prices []*entities.ProductOutletPrice
+	err := r.db.WithContext(ctx).Where("product_id IN ? AND outlet_id = ?", productIDs, outletID).Find(&prices).Error
+	return prices, err
+}
+
+func (r *ProductOutletPriceRepositoryImpl) GetByProductWithOutlet(ctx context.Context, productID uuid.UUID) ([]*entities.ProductOutletPrice, error) {
+	var prices []*entities.ProductOutletPrice
+	err := r.db.WithContext(ctx).Preload("Outlet").Where("product_id = ?", productID).Find(&prices).Error
+	return prices, err
+}
@@ -178,6 +178,26 @@ func (r *ProductRepositoryImpl) ExistsByName(ctx context.Context, organizationID
 	return count > 0, err
 }

+// ExistsByNameInOutlet checks name uniqueness scoped to a specific outlet via product_outlet_prices.
+// Falls back to organization-scoped check when outletID is zero.
+func (r *ProductRepositoryImpl) ExistsByNameInOutlet(ctx context.Context, organizationID uuid.UUID, outletID uuid.UUID, name string, excludeID *uuid.UUID) (bool, error) {
+	if outletID == uuid.Nil {
+		return r.ExistsByName(ctx, organizationID, name, excludeID)
+	}
+
+	query := r.db.WithContext(ctx).Model(&entities.Product{}).
+		Joins("INNER JOIN product_outlet_prices pop ON pop.product_id = products.id AND pop.outlet_id = ?", outletID).
+		Where("products.organization_id = ? AND products.name = ?", organizationID, name)
+
+	if excludeID != nil {
+		query = query.Where("products.id != ?", *excludeID)
+	}
+
+	var count int64
+	err := query.Count(&count).Error
+	return count > 0, err
+}
+
 func (r *ProductRepositoryImpl) UpdateActiveStatus(ctx context.Context, id uuid.UUID, isActive bool) error {
 	return r.db.WithContext(ctx).Model(&entities.Product{}).
 		Where("id = ?", id).
@@ -189,3 +209,47 @@ func (r *ProductRepositoryImpl) GetLowCostProducts(ctx context.Context, organiza
 	err := r.db.WithContext(ctx).Where("organization_id = ? AND cost <= ? AND is_active = ?", organizationID, maxCost, true).Find(&products).Error
 	return products, err
 }
+
+// ListWithOutletPrice fetches products with the same filters as List, but overrides
+// each product's Price with the outlet-specific price from product_outlet_prices when
+// outletID is provided. A single LEFT JOIN is used so no second round-trip is needed.
+func (r *ProductRepositoryImpl) ListWithOutletPrice(ctx context.Context, filters map[string]interface{}, outletID uuid.UUID, limit, offset int) ([]*entities.Product, int64, error) {
+	var products []*entities.Product
+	var total int64
+
+	// Base query with category and variant preloads
+	query := r.db.WithContext(ctx).Model(&entities.Product{}).
+		Preload("Category").
+		Preload("ProductVariants")
+
+	// Apply filters
+	for key, value := range filters {
+		switch key {
+		case "search":
+			searchValue := "%" + value.(string) + "%"
+			query = query.Where("products.name ILIKE ? OR products.description ILIKE ? OR products.sku ILIKE ?", searchValue, searchValue, searchValue)
+		case "price_min":
+			query = query.Where("products.price >= ?", value)
+		case "price_max":
+			query = query.Where("products.price <= ?", value)
+		default:
+			query = query.Where("products."+key+" = ?", value)
+		}
+	}
+
+	// When outletID is provided, INNER JOIN product_outlet_prices so only products
+	// that have been explicitly assigned to this outlet are returned, with their
+	// outlet-specific price.
+	if outletID != uuid.Nil {
+		query = query.
+			Joins("INNER JOIN product_outlet_prices pop ON pop.product_id = products.id AND pop.outlet_id = ?", outletID).
+			Select("products.*, pop.price AS price")
+	}
+
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	err := query.Limit(limit).Offset(offset).Find(&products).Error
+	return products, total, err
+}
@@ -0,0 +1,141 @@
+package repository
+
+import (
+	"apskel-pos-be/internal/models"
+	"context"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/redis/go-redis/v9"
+)
+
+const (
+	sessionKeyPrefix      = "self_order:session:"
+	tableSessionKeyPrefix = "self_order:table_session:"
+	sessionTTL            = 24 * time.Hour
+	sessionStatusActive   = "active"
+	sessionStatusClosed   = "closed"
+)
+
+type SessionRepository interface {
+	Create(ctx context.Context, session *models.SelfOrderSession) error
+	GetByID(ctx context.Context, sessionID string) (*models.SelfOrderSession, error)
+	GetActiveByTableID(ctx context.Context, tableID uuid.UUID) (*models.SelfOrderSession, error)
+	Close(ctx context.Context, sessionID string) error
+	CloseByTableID(ctx context.Context, tableID uuid.UUID) error
+}
+
+type sessionRepository struct {
+	client *redis.Client
+}
+
+func NewSessionRepository(client *redis.Client) SessionRepository {
+	return &sessionRepository{client: client}
+}
+
+func (r *sessionRepository) Create(ctx context.Context, session *models.SelfOrderSession) error {
+	if session.ID == "" {
+		session.ID = uuid.New().String()
+	}
+	session.Status = sessionStatusActive
+	session.CreatedAt = time.Now()
+
+	data, err := json.Marshal(session)
+	if err != nil {
+		return fmt.Errorf("failed to marshal session: %w", err)
+	}
+
+	sessionKey := sessionKeyPrefix + session.ID
+	tableSessionKey := tableSessionKeyPrefix + session.TableID.String()
+
+	pipe := r.client.Pipeline()
+	pipe.Set(ctx, sessionKey, data, sessionTTL)
+	pipe.Set(ctx, tableSessionKey, session.ID, sessionTTL)
+
+	if _, err := pipe.Exec(ctx); err != nil {
+		return fmt.Errorf("failed to store session in redis: %w", err)
+	}
+
+	return nil
+}
+
+func (r *sessionRepository) GetByID(ctx context.Context, sessionID string) (*models.SelfOrderSession, error) {
+	data, err := r.client.Get(ctx, sessionKeyPrefix+sessionID).Bytes()
+	if err != nil {
+		if err == redis.Nil {
+			return nil, nil
+		}
+		return nil, fmt.Errorf("failed to get session: %w", err)
+	}
+
+	var session models.SelfOrderSession
+	if err := json.Unmarshal(data, &session); err != nil {
+		return nil, fmt.Errorf("failed to unmarshal session: %w", err)
+	}
+
+	return &session, nil
+}
+
+func (r *sessionRepository) GetActiveByTableID(ctx context.Context, tableID uuid.UUID) (*models.SelfOrderSession, error) {
+	sessionID, err := r.client.Get(ctx, tableSessionKeyPrefix+tableID.String()).Result()
+	if err != nil {
+		if err == redis.Nil {
+			return nil, nil
+		}
+		return nil, fmt.Errorf("failed to get session for table: %w", err)
+	}
+
+	session, err := r.GetByID(ctx, sessionID)
+	if err != nil {
+		return nil, err
+	}
+
+	if session != nil && session.Status != sessionStatusActive {
+		return nil, nil
+	}
+
+	return session, nil
+}
+
+func (r *sessionRepository) Close(ctx context.Context, sessionID string) error {
+	session, err := r.GetByID(ctx, sessionID)
+	if err != nil {
+		return err
+	}
+	if session == nil {
+		return fmt.Errorf("session not found")
+	}
+
+	now := time.Now()
+	session.Status = sessionStatusClosed
+	session.ClosedAt = &now
+
+	data, err := json.Marshal(session)
+	if err != nil {
+		return fmt.Errorf("failed to marshal session: %w", err)
+	}
+
+	pipe := r.client.Pipeline()
+	pipe.Set(ctx, sessionKeyPrefix+session.ID, data, sessionTTL)
+	pipe.Del(ctx, tableSessionKeyPrefix+session.TableID.String())
+
+	if _, err := pipe.Exec(ctx); err != nil {
+		return fmt.Errorf("failed to close session: %w", err)
+	}
+
+	return nil
+}
+
+func (r *sessionRepository) CloseByTableID(ctx context.Context, tableID uuid.UUID) error {
+	session, err := r.GetActiveByTableID(ctx, tableID)
+	if err != nil {
+		return err
+	}
+	if session == nil {
+		return nil
+	}
+
+	return r.Close(ctx, session.ID)
+}
@@ -36,6 +36,20 @@ func (r *TableRepository) GetByID(ctx context.Context, id uuid.UUID) (*entities.
 	return &table, nil
 }

+func (r *TableRepository) GetByToken(ctx context.Context, token string) (*entities.Table, error) {
+	var table entities.Table
+	err := r.db.WithContext(ctx).
+		Preload("Organization").
+		Preload("Outlet").
+		Preload("Order").
+		Where("token = ?", token).
+		First(&table).Error
+	if err != nil {
+		return nil, err
+	}
+	return &table, nil
+}
+
 func (r *TableRepository) GetByOutletID(ctx context.Context, outletID uuid.UUID) ([]entities.Table, error) {
 	var tables []entities.Table
 	err := r.db.WithContext(ctx).
@@ -157,6 +171,13 @@ func (r *TableRepository) ReleaseTable(ctx context.Context, tableID uuid.UUID, p
 		}).Error
 }

+func (r *TableRepository) UpdateToken(ctx context.Context, tableID uuid.UUID, token string) error {
+	return r.db.WithContext(ctx).
+		Model(&entities.Table{}).
+		Where("id = ?", tableID).
+		Update("token", token).Error
+}
+
 func (r *TableRepository) GetByOrderID(ctx context.Context, orderID uuid.UUID) (*entities.Table, error) {
 	var table entities.Table
 	err := r.db.WithContext(ctx).
@@ -13,6 +13,7 @@ import (
 type TableRepositoryInterface interface {
 	Create(ctx context.Context, table *entities.Table) error
 	GetByID(ctx context.Context, id uuid.UUID) (*entities.Table, error)
+	GetByToken(ctx context.Context, token string) (*entities.Table, error)
 	GetByOutletID(ctx context.Context, outletID uuid.UUID) ([]entities.Table, error)
 	GetByOrganizationID(ctx context.Context, organizationID uuid.UUID) ([]entities.Table, error)
 	Update(ctx context.Context, table *entities.Table) error
@@ -23,4 +24,5 @@ type TableRepositoryInterface interface {
 	OccupyTable(ctx context.Context, tableID, orderID uuid.UUID, startTime *time.Time) error
 	ReleaseTable(ctx context.Context, tableID uuid.UUID, paymentAmount float64) error
 	GetByOrderID(ctx context.Context, orderID uuid.UUID) (*entities.Table, error)
+	UpdateToken(ctx context.Context, tableID uuid.UUID, token string) error
 }
@@ -28,6 +28,10 @@ func NewTxManager(db *gorm.DB) *TxManager { return &TxManager{db: db} }

 // WithTransaction runs fn inside a DB transaction, injecting the *gorm.DB tx into ctx.
 func (m *TxManager) WithTransaction(ctx context.Context, fn func(ctx context.Context) error) error {
+	if m == nil || m.db == nil {
+		return fn(ctx)
+	}
+
 	return m.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
 		ctxTx := context.WithValue(ctx, txKey, tx)
 		return fn(ctxTx)
@@ -0,0 +1,94 @@
+package repository
+
+import (
+	"context"
+	"strings"
+
+	"apskel-pos-be/internal/entities"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type UserDeviceRepositoryImpl struct {
+	db *gorm.DB
+}
+
+func NewUserDeviceRepositoryImpl(db *gorm.DB) *UserDeviceRepositoryImpl {
+	return &UserDeviceRepositoryImpl{
+		db: db,
+	}
+}
+
+func (r *UserDeviceRepositoryImpl) Create(ctx context.Context, device *entities.UserDevice) error {
+	return r.db.WithContext(ctx).Create(device).Error
+}
+
+func (r *UserDeviceRepositoryImpl) GetByID(ctx context.Context, id uuid.UUID) (*entities.UserDevice, error) {
+	var device entities.UserDevice
+	err := r.db.WithContext(ctx).First(&device, "id = ?", id).Error
+	if err != nil {
+		return nil, err
+	}
+	return &device, nil
+}
+
+func (r *UserDeviceRepositoryImpl) GetByDeviceID(ctx context.Context, deviceID string, userID uuid.UUID) (*entities.UserDevice, error) {
+	var device entities.UserDevice
+	err := r.db.WithContext(ctx).Where("device_id = ? AND user_id = ?", deviceID, userID).First(&device).Error
+	if err != nil {
+		return nil, err
+	}
+	return &device, nil
+}
+
+func (r *UserDeviceRepositoryImpl) GetByUserID(ctx context.Context, userID uuid.UUID) ([]*entities.UserDevice, error) {
+	var devices []*entities.UserDevice
+	err := r.db.WithContext(ctx).Where("user_id = ?", userID).Order("created_at DESC").Find(&devices).Error
+	return devices, err
+}
+
+func (r *UserDeviceRepositoryImpl) Update(ctx context.Context, device *entities.UserDevice) error {
+	return r.db.WithContext(ctx).Save(device).Error
+}
+
+func (r *UserDeviceRepositoryImpl) Delete(ctx context.Context, id uuid.UUID) error {
+	return r.db.WithContext(ctx).Delete(&entities.UserDevice{}, "id = ?", id).Error
+}
+
+func (r *UserDeviceRepositoryImpl) DeleteByUserID(ctx context.Context, userID uuid.UUID) error {
+	return r.db.WithContext(ctx).Delete(&entities.UserDevice{}, "user_id = ?", userID).Error
+}
+
+func (r *UserDeviceRepositoryImpl) List(ctx context.Context, filters map[string]interface{}, limit, offset int) ([]*entities.UserDevice, int64, error) {
+	var devices []*entities.UserDevice
+	var total int64
+
+	query := r.db.WithContext(ctx).Model(&entities.UserDevice{})
+
+	for key, value := range filters {
+		switch key {
+		case "user_id":
+			query = query.Where("user_id = ?", value)
+		case "platform":
+			if platform, ok := value.(string); ok && platform != "" {
+				query = query.Where("platform = ?", platform)
+			}
+		case "search":
+			if searchStr, ok := value.(string); ok && searchStr != "" {
+				searchPattern := "%" + strings.ToLower(searchStr) + "%"
+				query = query.Where("LOWER(device_name) LIKE ? OR LOWER(device_id) LIKE ?",
+					searchPattern, searchPattern)
+			}
+		default:
+			query = query.Where(key+" = ?", value)
+		}
+	}
+
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	err := query.Order("created_at DESC").Limit(limit).Offset(offset).Find(&devices).Error
+	return devices, total, err
+}
@@ -61,6 +61,17 @@ func (r *UserRepositoryImpl) GetActiveUsers(ctx context.Context, organizationID
 	return users, err
 }

+func (r *UserRepositoryImpl) GetActiveByOutletID(ctx context.Context, organizationID, outletID uuid.UUID) ([]*entities.User, error) {
+	var users []*entities.User
+	err := r.db.WithContext(ctx).
+		Where(
+			"organization_id = ? AND is_active = ? AND (outlet_id = ? OR role IN ?)",
+			organizationID, true, outletID, []string{"admin", "manager"},
+		).
+		Find(&users).Error
+	return users, err
+}
+
 func (r *UserRepositoryImpl) Update(ctx context.Context, user *entities.User) error {
 	return r.db.WithContext(ctx).Save(user).Error
 }
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
Efril	84222fc7f4	update	2026-05-28 15:30:18 +07:00
Efril	23ac572e3f	add print_to_checker at product outlet	2026-05-28 13:49:57 +07:00
Efril	957c1ae53d	update order response	2026-05-25 20:28:24 +07:00
Efril	d0378b5ac4	update category	2026-05-21 23:05:25 +07:00
Efril	91960f0e57	categories add outlet id	2026-05-21 21:27:57 +07:00
Efril	72f67cb519	create or update product assign to product outlet	2026-05-21 21:20:54 +07:00
aefril	35c4cf2f2f	Merge pull request 'add purchasing in analytics endpoint' (#11 ) from feature/purchasing into main Reviewed-on: #11	2026-05-19 15:53:59 +00:00
aefril	c9ef90f5ea	Merge pull request 'feature/outlet-table' (#10 ) from feature/outlet-table into main Reviewed-on: #10	2026-05-19 15:53:16 +00:00
ryan	35e7152abb	add purchasing in analytics endpoint	2026-05-19 14:45:26 +07:00
Efril	d9b51a7616	update ordedr list	2026-05-14 16:17:28 +07:00
ryan	b27e40b531	fix filter order by outlet id	2026-05-14 15:57:46 +07:00
ryan	44aca7641f	Revert "add filter order by outlet id" This reverts commit `a89ff00d94`.	2026-05-14 15:28:45 +07:00
ryan	a89ff00d94	add filter order by outlet id	2026-05-14 15:15:32 +07:00
ryan	227f11359c	Revert "add list order by outlet id" This reverts commit `7a737d7f83`.	2026-05-14 14:46:32 +07:00
ryan	7a737d7f83	add list order by outlet id	2026-05-14 14:41:50 +07:00
ryan	312ea94e62	fix scheduler counting void and refund	2026-05-14 14:22:07 +07:00
aefril	6d735c20cb	Merge pull request 'fix pointer' (#9 ) from feature/outlet-table into main Reviewed-on: #9	2026-05-14 06:54:51 +00:00
Efril	cb8a830345	fix pointer	2026-05-14 13:54:15 +07:00
aefril	9c143a43aa	Merge pull request 'table and order grouping by outlet' (#8 ) from feature/outlet-table into main Reviewed-on: #8	2026-05-13 18:40:34 +00:00
Efril	222cadd8df	table and order grouping by outlet	2026-05-14 01:40:17 +07:00
aefril	cad4e6c816	Merge pull request 'feature/outlet-table' (#7 ) from feature/outlet-table into main Reviewed-on: #7	2026-05-13 18:22:44 +00:00
Efril	50d633ee3a	fix products	2026-05-14 01:19:45 +07:00
Efril	21fa21d089	get products all	2026-05-14 00:15:28 +07:00
ryan	5f379faf17	change product list to retrieve its data from product outlets	2026-05-13 23:15:09 +07:00
ryan	3b62504798	fix	2026-05-13 22:30:55 +07:00
ryan	4130cb66df	refactor and add outlet product table	2026-05-13 21:58:54 +07:00
aefril	30dff17272	Merge pull request 'self-order+notification' (#6 ) from self-order+notification into main Reviewed-on: #6	2026-05-13 07:27:05 +00:00
efrilm	fa037b4d2a	fix request outlet id at analytic	2026-05-13 14:23:27 +07:00
ryan	d38a770ec5	Add omset milestone scheduler with owner role and revenue tracking	2026-05-13 09:48:17 +07:00
ryan	015292e830	Refactor: extract outlet ID filtering to helper method	2026-05-12 21:50:53 +07:00
efrilm	f8c732f0ff	update dockerfile	2026-05-12 18:46:12 +07:00
aefril	e92c487815	Merge pull request 'self-order+notification' (#5 ) from self-order+notification into main Reviewed-on: #5	2026-05-12 11:41:03 +00:00
ryan	c573b23d76	Add outlet_id to use context or request	2026-05-12 18:32:36 +07:00
Efril	f73a5d533c	add notif at create order	2026-05-10 23:36:22 +07:00
Efril	4ea8e32a8e	Merge branch 'self-order+notification' of https://gits.altru.id/apksel-dev/apskel-pos-backend into self-order+notification	2026-05-10 23:10:03 +07:00
Efril	06d79046d0	fix order and self order response	2026-05-10 23:07:57 +07:00
ryan	8eb19c57ba	Change self-order response	2026-05-10 21:34:45 +07:00
Efril	f123de7233	Revert "change order response at self order" This reverts commit `7ba776555e`.	2026-05-10 21:31:17 +07:00
Efril	7ba776555e	change order response at self order	2026-05-10 21:19:37 +07:00
Efril	bccf02b5f7	rename session_id	2026-05-10 19:56:34 +07:00
Efril	c24a8a8c13	rename organization_id, add customer_name and order_type at order self order	2026-05-10 19:15:50 +07:00
ryan	6064ef8fde	Update QR token generation	2026-05-10 14:52:02 +07:00
Efril	1834dd0b19	update url qrcode table	2026-05-10 14:13:20 +07:00
Efril	9f653eef37	fix migration number	2026-05-10 13:30:40 +07:00
Efril	ddaf6df436	migration notification	2026-05-10 12:35:44 +07:00
ryan	0708ce816e	Update Redis host	2026-05-10 12:34:36 +07:00
ryan	2c34578a98	Merge remote-tracking branch 'origin/feature/notification' into self-order+notification # Conflicts: # go.mod # go.sum # internal/app/app.go # internal/router/router.go	2026-05-10 12:23:16 +07:00
Efril	9d71b339b5	notification	2026-05-10 10:57:38 +07:00
Efril	bbd6666299	user devices	2026-05-10 10:42:09 +07:00
Efril	23b6293502	fcm setup	2026-05-09 12:24:44 +07:00
ryan	07b186c986	Barcode generation with Boombuler	2026-05-09 01:01:25 +07:00
ryan	4cc563f6f1	Add self-order/orders/:sessionId	2026-05-09 00:12:00 +07:00
ryan	e7c4681102	Add outlet_id to self-order/categories	2026-05-08 23:56:06 +07:00
ryan	f957b07d23	Change self-order/menu from POST to GET	2026-05-08 23:18:52 +07:00
ryan	3c103b7692	Token and session implementation with Redis	2026-05-08 18:41:14 +07:00
ryan	fe57aab3b4	Fix categories with table	2026-05-08 14:19:40 +07:00
ryan	3721fb3cd7	List categories for self-order	2026-05-06 11:56:11 +07:00
ryan	2d6df8e4c6	Self Order - BE	2026-05-05 21:07:03 +07:00
aefril	2c76962959	Merge pull request 'ingredient composition' (#2 ) from feature/ingredient-composition into main Reviewed-on: #2	2026-04-27 14:22:22 +00:00
Efril	a7022dd4c1	ingredient composition	2026-04-27 21:17:12 +07:00
Efril	3542104050	fix sales	2026-04-27 13:24:16 +07:00
Efril	eb95459578	fix if order amount 0	2026-04-26 23:40:01 +07:00
Efril	1a5ddd2b34	update	2026-04-26 23:25:54 +07:00
Efril	0aa280462c	fix cors	2026-04-26 23:14:11 +07:00