refactor and add outlet product table

internal/contract/product_outlet_price_contract.go

@@ -0,0 +1,41 @@
+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"`
+}
+
+type UpdateProductOutletPriceRequest struct {
+	Price float64 `json:"price" validate:"required,min=0"`
+}
+
+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"`
+}
+
+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"`
+}