infra/development.yaml

@@ -1,7 +1,7 @@
 server:
   base-url:
   local-url:
-  self-order-url: http://localhost:5173
+  self-order-url: http://localhost:5174
   port: 4000
 
 jwt:
@@ -58,4 +58,4 @@ fonnte:
 
 fcm:
   credentials_file: "infra/firebase-service-account.json"
-  project_id: "apskel-pos-v2"
+  project_id: "your-firebase-project-id"

internal/handler/self_order_handler.go

@@ -409,7 +409,6 @@ func (h *SelfOrderHandler) validateCreateOrderRequest(req *contract.SelfOrderCre
 		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 {

internal/repository/inventory_repository.go

@@ -11,7 +11,6 @@ import (
 
 	"github.com/google/uuid"
 	"gorm.io/gorm"
-	"gorm.io/gorm/clause"
 )
 
 type InventoryRepository interface {
@@ -279,12 +278,7 @@ 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).
+	return r.db.WithContext(ctx).CreateInBatches(inventoryItems, 100).Error
-		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 {
@@ -307,25 +301,21 @@ 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
-			err := tx.Set("gorm:query_option", "FOR UPDATE").
+			if err := tx.Where("product_id = ? AND outlet_id = ?", productID, outletID).First(&inventory).Error; err != nil {
-				Where("product_id = ? AND outlet_id = ?", productID, outletID).
+				if errors.Is(err, gorm.ErrRecordNotFound) {
-				First(&inventory).Error
+					// Inventory doesn't exist, create it with initial quantity
-			if err != nil {
+					inventory = entities.Inventory{
-				if !errors.Is(err, gorm.ErrRecordNotFound) {
+						ProductID:    productID,
+						OutletID:     outletID,
+						Quantity:     0,
+						ReorderLevel: 0,
+					}
+					if err := tx.Create(&inventory).Error; err != nil {
+						return fmt.Errorf("failed to create inventory record for product %s: %w", productID, err)
+					}
+				} else {
 					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.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)
-				}
 			}
 
 			inventory.UpdateQuantity(delta)