first commit

services/product/routes.go

@@ -0,0 +1,84 @@
+package product
+
+import (
+	"fmt"
+	"net/http"
+	"strconv"
+
+	"github.com/go-playground/validator/v10"
+	"github.com/gorilla/mux"
+	"sismedika.com/sas/westone/types"
+	"sismedika.com/sas/westone/utils"
+)
+
+type Handler struct {
+	store     types.ProductStore
+	userStore types.UserStore
+}
+
+func NewHandler(store types.ProductStore, userStore types.UserStore) *Handler {
+	return &Handler{store: store, userStore: userStore}
+}
+
+func (h *Handler) RegisterRoutes(router *mux.Router) {
+	router.HandleFunc("/products", h.handleGetProducts).Methods(http.MethodGet)
+	router.HandleFunc("/products/{productID}", h.handleGetProduct).Methods(http.MethodGet)
+
+	// admin routes
+	// router.HandleFunc("/products", auth.WithJWTAuth(h.handleCreateProduct)).Methods(http.MethodPost)
+}
+
+func (h *Handler) handleGetProducts(w http.ResponseWriter, r *http.Request) {
+	products, err := h.store.GetProducts()
+	if err != nil {
+		utils.WriteError(w, http.StatusInternalServerError, err)
+		return
+	}
+
+	utils.WriteJSON(w, http.StatusOK, products)
+}
+
+func (h *Handler) handleGetProduct(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	str, ok := vars["productID"]
+	if !ok {
+		utils.WriteError(w, http.StatusBadRequest, fmt.Errorf("missing product ID"))
+		return
+	}
+
+	productID, err := strconv.Atoi(str)
+	if err != nil {
+		utils.WriteError(w, http.StatusBadRequest, fmt.Errorf("invalid product ID"))
+		return
+	}
+
+	product, err := h.store.GetProductByID(productID)
+	if err != nil {
+		utils.WriteError(w, http.StatusInternalServerError, err)
+		return
+	}
+
+	utils.WriteJSON(w, http.StatusOK, product)
+}
+
+func (h *Handler) handleCreateProduct(w http.ResponseWriter, r *http.Request) {
+	var product types.CreateProductPayload
+	if err := utils.ParseJSON(r, &product); err != nil {
+		utils.WriteError(w, http.StatusBadRequest, err)
+		return
+	}
+
+	if err := utils.Validate.Struct(product); err != nil {
+		errors := err.(validator.ValidationErrors)
+		utils.WriteError(w, http.StatusBadRequest, fmt.Errorf("invalid payload: %v", errors))
+		return
+	}
+
+	err := h.store.CreateProduct(product)
+	if err != nil {
+		utils.WriteError(w, http.StatusInternalServerError, err)
+		return
+	}
+
+	utils.WriteJSON(w, http.StatusCreated, product)
+}