Merge pull request 'self-order+notification' (#6) from self-order+notification into main

Reviewed-on: #6

internal/app/app.go

@@ -30,6 +30,7 @@ type App struct {
 	redisClient    *redis.Client
 	router         *router.Router
 	shutdown       chan os.Signal
+	omsetScheduler *service.OmsetMilestoneScheduler
 }
 
 func NewApp(db *gorm.DB, redisClient *redis.Client) *App {
@@ -43,6 +44,14 @@ func NewApp(db *gorm.DB, redisClient *redis.Client) *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)
@@ -129,6 +138,11 @@ func (a *App) Initialize(cfg *config.Config) error {
 }
 
 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{
@@ -164,6 +178,9 @@ func (a *App) Start(port string) error {
 }
 
 func (a *App) Shutdown() {
+	if a.omsetScheduler != nil {
+		a.omsetScheduler.Stop()
+	}
 	close(a.shutdown)
 }
 

internal/constants/user.go

@@ -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,
 	}
 }
 

internal/contract/analytics_contract.go

@@ -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"`
@@ -86,7 +86,7 @@ type SalesAnalyticsData struct {
 // 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 +123,7 @@ 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 +152,7 @@ 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 +182,7 @@ 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"`

internal/handler/analytics_handler.go

@@ -26,14 +26,13 @@ func NewAnalyticsHandler(
 	}
 }
 
-func (h *AnalyticsHandler) resolveOutletID(c *gin.Context, contextOutletID uuid.UUID) *uuid.UUID {
+func (h *AnalyticsHandler) resolveOutletID(c *gin.Context, contextOutletID uuid.UUID) *string {
 	if outletIDStr := c.Query("outlet_id"); outletIDStr != "" {
-		if parsedID, err := uuid.Parse(outletIDStr); err == nil {
-			return &parsedID
-		}
+		return &outletIDStr
 	}
 	if contextOutletID != uuid.Nil {
-		return &contextOutletID
+		s := contextOutletID.String()
+		return &s
 	}
 	return nil
 }

internal/repository/analytics_repository.go

@@ -29,6 +29,13 @@ 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 +57,7 @@ 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").
@@ -180,9 +185,7 @@ 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").
@@ -235,9 +238,7 @@ 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").
@@ -267,9 +268,7 @@ 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 {
@@ -320,9 +319,7 @@ 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 {
@@ -374,9 +371,7 @@ 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 {
@@ -419,9 +414,7 @@ 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 {

internal/repository/organization_repository.go

@@ -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 = ?", organizationID, "completed").
+		Select("COALESCE(SUM(total_amount), 0)").
+		Scan(&total).Error
+	return total, err
+}

internal/service/omset_milestone_scheduler.go

@@ -0,0 +1,171 @@
+package service
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"sync"
+	"time"
+
+	"apskel-pos-be/internal/constants"
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/models"
+	"apskel-pos-be/internal/processor"
+	"apskel-pos-be/internal/repository"
+
+	"github.com/google/uuid"
+)
+
+const (
+	defaultCheckInterval = 1 * time.Hour
+	OmsetMillionRupiah   = 1_000_000.0
+)
+
+// OmsetMilestoneScheduler periodically checks each organization's total omset
+// and sends a notification to owner/admin users when a milestone is reached.
+//
+// NOTE: Milestone tracking is in-memory; notifications may re-trigger after a restart.
+// For persistent tracking, persist the notified state in the database.
+type OmsetMilestoneScheduler struct {
+	orgRepo          *repository.OrganizationRepositoryImpl
+	userRepo         *repository.UserRepositoryImpl
+	notificationProc processor.NotificationProcessor
+
+	mu       sync.Mutex
+	notified map[string]bool // "orgID:milestone" -> already notified
+	stopCh   chan struct{}
+}
+
+func NewOmsetMilestoneScheduler(
+	orgRepo *repository.OrganizationRepositoryImpl,
+	userRepo *repository.UserRepositoryImpl,
+	notificationProc processor.NotificationProcessor,
+) *OmsetMilestoneScheduler {
+	return &OmsetMilestoneScheduler{
+		orgRepo:          orgRepo,
+		userRepo:         userRepo,
+		notificationProc: notificationProc,
+		notified:         make(map[string]bool),
+		stopCh:           make(chan struct{}),
+	}
+}
+
+// Start begins the periodic milestone check in a background goroutine.
+func (s *OmsetMilestoneScheduler) Start(interval time.Duration) {
+	if interval <= 0 {
+		interval = defaultCheckInterval
+	}
+
+	go func() {
+		// Perform an initial check immediately.
+		s.checkAllOrganizations()
+
+		ticker := time.NewTicker(interval)
+		defer ticker.Stop()
+
+		for {
+			select {
+			case <-ticker.C:
+				s.checkAllOrganizations()
+			case <-s.stopCh:
+				log.Println("Omset milestone scheduler stopped")
+				return
+			}
+		}
+	}()
+
+	log.Println("Omset milestone scheduler started")
+}
+
+// Stop signals the scheduler to stop.
+func (s *OmsetMilestoneScheduler) Stop() {
+	close(s.stopCh)
+}
+
+func (s *OmsetMilestoneScheduler) checkAllOrganizations() {
+	ctx := context.Background()
+
+	orgs, _, err := s.orgRepo.List(ctx, nil, 1000, 0)
+	if err != nil {
+		log.Printf("OmsetMilestoneScheduler: failed to list organizations: %v", err)
+		return
+	}
+
+	for _, org := range orgs {
+		s.checkOrganization(ctx, org)
+	}
+}
+
+func (s *OmsetMilestoneScheduler) checkOrganization(ctx context.Context, org *entities.Organization) {
+	totalOmset, err := s.orgRepo.GetTotalOmset(ctx, org.ID)
+	if err != nil {
+		log.Printf("OmsetMilestoneScheduler: failed to get total omset for org %s: %v", org.ID, err)
+		return
+	}
+
+	milestones := []float64{OmsetMillionRupiah}
+
+	for _, milestone := range milestones {
+		if totalOmset < milestone {
+			continue
+		}
+
+		key := fmt.Sprintf("%s:%.0f", org.ID.String(), milestone)
+
+		s.mu.Lock()
+		if s.notified[key] {
+			s.mu.Unlock()
+			continue
+		}
+		s.notified[key] = true
+		s.mu.Unlock()
+
+		s.sendMilestoneNotification(ctx, org, totalOmset, milestone)
+	}
+}
+
+func (s *OmsetMilestoneScheduler) sendMilestoneNotification(ctx context.Context, org *entities.Organization, totalOmset float64, milestone float64) {
+	users, err := s.userRepo.GetByOrganizationID(ctx, org.ID)
+	if err != nil {
+		log.Printf("OmsetMilestoneScheduler: failed to get users for org %s: %v", org.ID, err)
+		return
+	}
+
+	// Notify owner and admin users.
+	var receiverIDs []uuid.UUID
+	for _, user := range users {
+		roleStr := string(user.Role)
+		if roleStr == string(constants.RoleOwner) || roleStr == string(constants.RoleAdmin) {
+			receiverIDs = append(receiverIDs, user.ID)
+		}
+	}
+
+	if len(receiverIDs) == 0 {
+		return
+	}
+
+	orgID := org.ID
+	title := "🎉 Selamat! Omset Telah Mencapai 1 Juta Rupiah"
+	body := fmt.Sprintf("Organisasi %s telah mencapai omset Rp %.0f. Terus tingkatkan prestasinya!", org.Name, totalOmset)
+
+	notifReq := &models.SendNotificationRequest{
+		Title:          title,
+		Body:           body,
+		Type:           "milestone",
+		Category:       "omset_milestone",
+		NotifiableType: "organization",
+		NotifiableID:   &orgID,
+		ReceiverIDs:    receiverIDs,
+		Data: map[string]interface{}{
+			"organization_id": org.ID.String(),
+			"total_omset":     totalOmset,
+			"milestone":       milestone,
+		},
+	}
+
+	if _, err := s.notificationProc.Send(ctx, notifReq); err != nil {
+		log.Printf("OmsetMilestoneScheduler: failed to send notification for org %s: %v", org.ID, err)
+	} else {
+		log.Printf("OmsetMilestoneScheduler: sent milestone notification to org %s (omset: %.0f)", org.ID, totalOmset)
+	}
+}

internal/transformer/analytics_transformer.go

@@ -6,8 +6,22 @@ import (
 	"apskel-pos-be/internal/util"
 	"fmt"
 	"time"
+
+	"github.com/google/uuid"
 )
 
+// parseOutletID converts a *string outlet ID to *uuid.UUID, returning nil for invalid/empty values.
+func parseOutletID(s *string) *uuid.UUID {
+	if s == nil {
+		return nil
+	}
+	id, err := uuid.Parse(*s)
+	if err != nil {
+		return nil
+	}
+	return &id
+}
+
 // PaymentMethodAnalyticsContractToModel converts contract request to model
 func PaymentMethodAnalyticsContractToModel(req *contract.PaymentMethodAnalyticsRequest) *models.PaymentMethodAnalyticsRequest {
 	var dateFrom, dateTo time.Time
@@ -23,7 +37,7 @@ func PaymentMethodAnalyticsContractToModel(req *contract.PaymentMethodAnalyticsR
 
 	return &models.PaymentMethodAnalyticsRequest{
 		OrganizationID: req.OrganizationID,
-		OutletID:       req.OutletID,
+		OutletID:       parseOutletID(req.OutletID),
 		DateFrom:       dateFrom,
 		DateTo:         dateTo,
 		GroupBy:        req.GroupBy,
@@ -79,7 +93,7 @@ func SalesAnalyticsContractToModel(req *contract.SalesAnalyticsRequest) *models.
 
 	return &models.SalesAnalyticsRequest{
 		OrganizationID: req.OrganizationID,
-		OutletID:       req.OutletID,
+		OutletID:       parseOutletID(req.OutletID),
 		DateFrom:       dateFrom,
 		DateTo:         dateTo,
 		GroupBy:        req.GroupBy,
@@ -139,7 +153,7 @@ func ProductAnalyticsContractToModel(req *contract.ProductAnalyticsRequest) *mod
 
 	return &models.ProductAnalyticsRequest{
 		OrganizationID: req.OrganizationID,
-		OutletID:       req.OutletID,
+		OutletID:       parseOutletID(req.OutletID),
 		DateFrom:       dateFrom,
 		DateTo:         dateTo,
 		Limit:          req.Limit,
@@ -199,7 +213,7 @@ func ProductAnalyticsPerCategoryContractToModel(req *contract.ProductAnalyticsPe
 
 	return &models.ProductAnalyticsPerCategoryRequest{
 		OrganizationID: req.OrganizationID,
-		OutletID:       req.OutletID,
+		OutletID:       parseOutletID(req.OutletID),
 		DateFrom:       dateFrom,
 		DateTo:         dateTo,
 	}
@@ -251,7 +265,7 @@ func DashboardAnalyticsContractToModel(req *contract.DashboardAnalyticsRequest)
 
 	return &models.DashboardAnalyticsRequest{
 		OrganizationID: req.OrganizationID,
-		OutletID:       req.OutletID,
+		OutletID:       parseOutletID(req.OutletID),
 		DateFrom:       dateFrom,
 		DateTo:         dateTo,
 	}
@@ -346,7 +360,7 @@ func ProfitLossAnalyticsContractToModel(req *contract.ProfitLossAnalyticsRequest
 
 	return &models.ProfitLossAnalyticsRequest{
 		OrganizationID: req.OrganizationID,
-		OutletID:       req.OutletID,
+		OutletID:       parseOutletID(req.OutletID),
 		DateFrom:       *dateFrom,
 		DateTo:         *dateTo,
 		GroupBy:        req.GroupBy,