chore: update id order

backend/gestion/models/product.go

@@ -3,26 +3,30 @@ package models
 import "time"
 
 type Product struct {
-	ID          int            `json:"id"`
-	Name        string         `json:"name" binding:"required"`
-	Category    string         `json:"category" binding:"required"`
-	Description string         `json:"description"`
-	Stock       float64        `json:"stock"` // ← ajouter le stock ici
-	Unit        string         `json:"unit"`  // kg | g | bag | l | cl | pcs | u
-	Prices      []ProductPrice `json:"prices"`
-	Media       []Media        `json:"media,omitempty"`
-	CreatedAt   time.Time      `json:"created_at"`
-	UpdatedAt   time.Time      `json:"updated_at"`
+	ID          int            `json:"id"          gorm:"primaryKey;autoIncrement"`
+	Name        string         `json:"name"        gorm:"column:name"        binding:"required"`
+	Category    string         `json:"category"    gorm:"column:category"    binding:"required"`
+	Description string         `json:"description" gorm:"column:description"`
+	Stock       float64        `json:"stock"       gorm:"column:stock"`
+	Unit        string         `json:"unit"        gorm:"column:unit"`
+	Prices      []ProductPrice `json:"prices"      gorm:"foreignKey:ProductID"`
+	Media       []Media        `json:"media,omitempty" gorm:"foreignKey:ProductID"`
+	CreatedAt   time.Time      `json:"created_at"  gorm:"autoCreateTime"`
+	UpdatedAt   time.Time      `json:"updated_at"  gorm:"autoUpdateTime"`
 }
 
+func (Product) TableName() string { return "products" }
+
 type ProductPrice struct {
-	ID        int       `json:"id"`
-	ProductID int       `json:"product_id"`
-	Quantity  float64   `json:"quantity" binding:"required"`
-	Price     float64   `json:"price" binding:"required"`
-	CreatedAt time.Time `json:"created_at"`
+	ID        int       `json:"id"         gorm:"primaryKey;autoIncrement"`
+	ProductID int       `json:"product_id" gorm:"column:product_id;index"`
+	Quantity  float64   `json:"quantity"   gorm:"column:quantity"  binding:"required"`
+	Price     float64   `json:"price"      gorm:"column:price"     binding:"required"`
+	CreatedAt time.Time `json:"created_at" gorm:"autoCreateTime"`
 }
 
+func (ProductPrice) TableName() string { return "product_prices" }
+
 type StockInfo struct {
 	ProductID   int     `json:"product_id"`
 	ProductName string  `json:"product_name"`