catalog update

http/catalog.go

@@ -1,5 +1,30 @@
 package http
 
+import (
+	"time"
+)
+
+type GetProductRequest struct {
+	ProductID int `json:"product_id"`
+}
+
+type GetProductResponse struct {
+	ID        int           `json:"id"`
+	PID       string        `json:"pid"`
+	Name      string        `json:"name"`
+	Price     float64       `json:"price"`
+	CreatedAt time.Duration `json:"created_at"`
+	UpdatedAt time.Duration `json:"updated_at,omitempty"`
+}
+
+type GetProductListRequest struct {
+	CategoryID int `json:"category_id"`
+}
+
+type GetProductListResponse struct {
+	Products []GetProductResponse `json:"products"`
+}
+
 type AddProductToBasketRequest struct {
 	ProductID int `json:"product_id"`
 	Quantity  int `json:"quantity"`