refactor(handler): extract order and cart handlers
- Extract 5 order handlers to order_handler.go (147 lines) - CreateOrder, ListOrders, GetOrder, UpdateOrderStatus, DeleteOrder - Extract 4 cart/review handlers to cart_handler.go (127 lines) - CreateReview, AddToCart, GetCart, DeleteCartItem - handler.go reduced from 806 to 548 lines - Total refactoring: ~63% of original (1471 -> 548) All tests passing
This commit is contained in:
Tiago Yamamoto
parent
19c636164b
commit
a3f00cd8ff
3 changed files with 273 additions and 258 deletions
128
backend/internal/http/handler/cart_handler.go
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128
backend/internal/http/handler/cart_handler.go
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@ -0,0 +1,128 @@
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package handler
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import (
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"errors"
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"net/http"
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"github.com/saveinmed/backend-go/internal/http/middleware"
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)
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// CreateReview godoc
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// @Summary Criar avaliação
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// @Tags Avaliações
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// @Security BearerAuth
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// @Accept json
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// @Produce json
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// @Param payload body createReviewRequest true "Dados da avaliação"
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// @Success 201 {object} domain.Review
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// @Failure 400 {object} map[string]string
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// @Router /api/v1/reviews [post]
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// CreateReview allows buyers to rate the seller after delivery.
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func (h *Handler) CreateReview(w http.ResponseWriter, r *http.Request) {
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claims, ok := middleware.GetClaims(r.Context())
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if !ok || claims.CompanyID == nil {
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writeError(w, http.StatusBadRequest, errors.New("missing buyer context"))
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return
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}
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var req createReviewRequest
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if err := decodeJSON(r.Context(), r, &req); err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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review, err := h.svc.CreateReview(r.Context(), *claims.CompanyID, req.OrderID, req.Rating, req.Comment)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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writeJSON(w, http.StatusCreated, review)
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}
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// AddToCart godoc
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// @Summary Adicionar item ao carrinho
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// @Tags Carrinho
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// @Security BearerAuth
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// @Accept json
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// @Produce json
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// @Param payload body addCartItemRequest true "Item do carrinho"
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// @Success 201 {object} domain.CartSummary
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// @Failure 400 {object} map[string]string
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// @Router /api/v1/cart [post]
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// AddToCart appends an item to the authenticated buyer cart respecting stock.
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func (h *Handler) AddToCart(w http.ResponseWriter, r *http.Request) {
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claims, ok := middleware.GetClaims(r.Context())
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if !ok || claims.CompanyID == nil {
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writeError(w, http.StatusBadRequest, errors.New("missing buyer context"))
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return
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}
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var req addCartItemRequest
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if err := decodeJSON(r.Context(), r, &req); err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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summary, err := h.svc.AddItemToCart(r.Context(), *claims.CompanyID, req.ProductID, req.Quantity)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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writeJSON(w, http.StatusCreated, summary)
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}
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// GetCart godoc
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// @Summary Obter carrinho
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// @Tags Carrinho
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// @Security BearerAuth
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// @Produce json
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// @Success 200 {object} domain.CartSummary
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// @Router /api/v1/cart [get]
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// GetCart returns cart contents and totals for the authenticated buyer.
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func (h *Handler) GetCart(w http.ResponseWriter, r *http.Request) {
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claims, ok := middleware.GetClaims(r.Context())
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if !ok || claims.CompanyID == nil {
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writeError(w, http.StatusBadRequest, errors.New("missing buyer context"))
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return
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}
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summary, err := h.svc.ListCart(r.Context(), *claims.CompanyID)
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if err != nil {
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writeError(w, http.StatusInternalServerError, err)
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return
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}
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writeJSON(w, http.StatusOK, summary)
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}
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// DeleteCartItem godoc
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// @Summary Remover item do carrinho
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// @Tags Carrinho
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// @Security BearerAuth
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// @Param id path string true "Cart item ID"
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// @Success 200 {object} domain.CartSummary
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// @Failure 400 {object} map[string]string
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// @Router /api/v1/cart/{id} [delete]
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// DeleteCartItem removes a product from the cart and returns the updated totals.
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func (h *Handler) DeleteCartItem(w http.ResponseWriter, r *http.Request) {
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claims, ok := middleware.GetClaims(r.Context())
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if !ok || claims.CompanyID == nil {
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writeError(w, http.StatusBadRequest, errors.New("missing buyer context"))
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return
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}
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id, err := parseUUIDFromPath(r.URL.Path)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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summary, err := h.svc.RemoveCartItem(r.Context(), *claims.CompanyID, id)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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writeJSON(w, http.StatusOK, summary)
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}
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@ -10,7 +10,6 @@ import (
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"github.com/gofrs/uuid/v5"
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"github.com/saveinmed/backend-go/internal/domain"
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"github.com/saveinmed/backend-go/internal/http/middleware"
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"github.com/saveinmed/backend-go/internal/usecase"
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)
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@ -111,263 +110,6 @@ func (h *Handler) Login(w http.ResponseWriter, r *http.Request) {
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writeJSON(w, http.StatusOK, authResponse{Token: token, ExpiresAt: exp})
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}
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// CreateOrder godoc
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// @Summary Criação de pedido com split
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// @Tags Pedidos
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// @Accept json
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// @Produce json
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// @Param order body createOrderRequest true "Pedido"
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// @Success 201 {object} domain.Order
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// @Router /api/v1/orders [post]
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func (h *Handler) CreateOrder(w http.ResponseWriter, r *http.Request) {
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var req createOrderRequest
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if err := decodeJSON(r.Context(), r, &req); err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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order := &domain.Order{
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BuyerID: req.BuyerID,
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SellerID: req.SellerID,
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Items: req.Items,
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Shipping: req.Shipping,
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}
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var total int64
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for _, item := range req.Items {
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total += item.UnitCents * item.Quantity
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}
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order.TotalCents = total
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if err := h.svc.CreateOrder(r.Context(), order); err != nil {
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writeError(w, http.StatusInternalServerError, err)
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return
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}
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writeJSON(w, http.StatusCreated, order)
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}
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// ListOrders godoc
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// @Summary Listar pedidos
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// @Tags Pedidos
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// @Security BearerAuth
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// @Produce json
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// @Success 200 {array} domain.Order
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// @Router /api/v1/orders [get]
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func (h *Handler) ListOrders(w http.ResponseWriter, r *http.Request) {
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orders, err := h.svc.ListOrders(r.Context())
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if err != nil {
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writeError(w, http.StatusInternalServerError, err)
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return
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}
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writeJSON(w, http.StatusOK, orders)
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}
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// GetOrder godoc
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// @Summary Consulta pedido
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// @Tags Pedidos
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// @Security BearerAuth
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// @Produce json
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// @Param id path string true "Order ID"
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// @Success 200 {object} domain.Order
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// @Router /api/v1/orders/{id} [get]
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func (h *Handler) GetOrder(w http.ResponseWriter, r *http.Request) {
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id, err := parseUUIDFromPath(r.URL.Path)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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order, err := h.svc.GetOrder(r.Context(), id)
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if err != nil {
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writeError(w, http.StatusNotFound, err)
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return
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}
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writeJSON(w, http.StatusOK, order)
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}
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// UpdateOrderStatus godoc
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// @Summary Atualiza status do pedido
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// @Tags Pedidos
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// @Security BearerAuth
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// @Accept json
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// @Produce json
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// @Param id path string true "Order ID"
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// @Param status body updateStatusRequest true "Novo status"
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// @Success 204 ""
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// @Router /api/v1/orders/{id}/status [patch]
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func (h *Handler) UpdateOrderStatus(w http.ResponseWriter, r *http.Request) {
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id, err := parseUUIDFromPath(r.URL.Path)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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var req updateStatusRequest
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if err := decodeJSON(r.Context(), r, &req); err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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if !isValidStatus(req.Status) {
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writeError(w, http.StatusBadRequest, errors.New("invalid status"))
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return
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}
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if err := h.svc.UpdateOrderStatus(r.Context(), id, domain.OrderStatus(req.Status)); err != nil {
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writeError(w, http.StatusInternalServerError, err)
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return
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}
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w.WriteHeader(http.StatusNoContent)
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}
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// DeleteOrder godoc
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// @Summary Remover pedido
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// @Tags Pedidos
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// @Security BearerAuth
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// @Param id path string true "Order ID"
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// @Success 204 ""
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// @Failure 400 {object} map[string]string
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// @Failure 404 {object} map[string]string
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// @Router /api/v1/orders/{id} [delete]
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func (h *Handler) DeleteOrder(w http.ResponseWriter, r *http.Request) {
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id, err := parseUUIDFromPath(r.URL.Path)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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if err := h.svc.DeleteOrder(r.Context(), id); err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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w.WriteHeader(http.StatusNoContent)
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}
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// CreateReview godoc
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// @Summary Criar avaliação
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// @Tags Avaliações
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// @Security BearerAuth
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// @Accept json
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// @Produce json
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// @Param payload body createReviewRequest true "Dados da avaliação"
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// @Success 201 {object} domain.Review
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// @Failure 400 {object} map[string]string
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// @Router /api/v1/reviews [post]
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// CreateReview allows buyers to rate the seller after delivery.
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func (h *Handler) CreateReview(w http.ResponseWriter, r *http.Request) {
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claims, ok := middleware.GetClaims(r.Context())
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if !ok || claims.CompanyID == nil {
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writeError(w, http.StatusBadRequest, errors.New("missing buyer context"))
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return
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}
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var req createReviewRequest
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if err := decodeJSON(r.Context(), r, &req); err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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review, err := h.svc.CreateReview(r.Context(), *claims.CompanyID, req.OrderID, req.Rating, req.Comment)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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writeJSON(w, http.StatusCreated, review)
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}
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// AddToCart godoc
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// @Summary Adicionar item ao carrinho
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// @Tags Carrinho
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// @Security BearerAuth
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// @Accept json
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// @Produce json
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// @Param payload body addCartItemRequest true "Item do carrinho"
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// @Success 201 {object} domain.CartSummary
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// @Failure 400 {object} map[string]string
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// @Router /api/v1/cart [post]
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// AddToCart appends an item to the authenticated buyer cart respecting stock.
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func (h *Handler) AddToCart(w http.ResponseWriter, r *http.Request) {
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claims, ok := middleware.GetClaims(r.Context())
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if !ok || claims.CompanyID == nil {
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writeError(w, http.StatusBadRequest, errors.New("missing buyer context"))
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return
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}
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var req addCartItemRequest
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if err := decodeJSON(r.Context(), r, &req); err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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summary, err := h.svc.AddItemToCart(r.Context(), *claims.CompanyID, req.ProductID, req.Quantity)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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writeJSON(w, http.StatusCreated, summary)
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}
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// GetCart godoc
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// @Summary Obter carrinho
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// @Tags Carrinho
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// @Security BearerAuth
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// @Produce json
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// @Success 200 {object} domain.CartSummary
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// @Router /api/v1/cart [get]
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// GetCart returns cart contents and totals for the authenticated buyer.
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func (h *Handler) GetCart(w http.ResponseWriter, r *http.Request) {
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claims, ok := middleware.GetClaims(r.Context())
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if !ok || claims.CompanyID == nil {
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writeError(w, http.StatusBadRequest, errors.New("missing buyer context"))
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return
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}
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summary, err := h.svc.ListCart(r.Context(), *claims.CompanyID)
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if err != nil {
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writeError(w, http.StatusInternalServerError, err)
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return
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}
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writeJSON(w, http.StatusOK, summary)
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}
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// DeleteCartItem godoc
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// @Summary Remover item do carrinho
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// @Tags Carrinho
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// @Security BearerAuth
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// @Param id path string true "Cart item ID"
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// @Success 200 {object} domain.CartSummary
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// @Failure 400 {object} map[string]string
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// @Router /api/v1/cart/{id} [delete]
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// DeleteCartItem removes a product from the cart and returns the updated totals.
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func (h *Handler) DeleteCartItem(w http.ResponseWriter, r *http.Request) {
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claims, ok := middleware.GetClaims(r.Context())
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if !ok || claims.CompanyID == nil {
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writeError(w, http.StatusBadRequest, errors.New("missing buyer context"))
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return
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}
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id, err := parseUUIDFromPath(r.URL.Path)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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summary, err := h.svc.RemoveCartItem(r.Context(), *claims.CompanyID, id)
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if err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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writeJSON(w, http.StatusOK, summary)
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}
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// CreatePaymentPreference godoc
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// @Summary Cria preferência de pagamento Mercado Pago com split nativo
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// @Tags Pagamentos
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145
backend/internal/http/handler/order_handler.go
Normal file
145
backend/internal/http/handler/order_handler.go
Normal file
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@ -0,0 +1,145 @@
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package handler
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import (
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"errors"
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"net/http"
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"github.com/saveinmed/backend-go/internal/domain"
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)
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// CreateOrder godoc
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// @Summary Criação de pedido com split
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// @Tags Pedidos
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// @Accept json
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// @Produce json
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// @Param order body createOrderRequest true "Pedido"
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// @Success 201 {object} domain.Order
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// @Router /api/v1/orders [post]
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func (h *Handler) CreateOrder(w http.ResponseWriter, r *http.Request) {
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var req createOrderRequest
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if err := decodeJSON(r.Context(), r, &req); err != nil {
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writeError(w, http.StatusBadRequest, err)
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return
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}
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order := &domain.Order{
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BuyerID: req.BuyerID,
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SellerID: req.SellerID,
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Items: req.Items,
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Shipping: req.Shipping,
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}
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var total int64
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for _, item := range req.Items {
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total += item.UnitCents * item.Quantity
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}
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order.TotalCents = total
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if err := h.svc.CreateOrder(r.Context(), order); err != nil {
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writeError(w, http.StatusInternalServerError, err)
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return
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}
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writeJSON(w, http.StatusCreated, order)
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}
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// ListOrders godoc
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// @Summary Listar pedidos
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// @Tags Pedidos
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// @Security BearerAuth
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// @Produce json
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// @Success 200 {array} domain.Order
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// @Router /api/v1/orders [get]
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func (h *Handler) ListOrders(w http.ResponseWriter, r *http.Request) {
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orders, err := h.svc.ListOrders(r.Context())
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if err != nil {
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writeError(w, http.StatusInternalServerError, err)
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return
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}
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writeJSON(w, http.StatusOK, orders)
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}
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// GetOrder godoc
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// @Summary Consulta pedido
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// @Tags Pedidos
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// @Security BearerAuth
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// @Produce json
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// @Param id path string true "Order ID"
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// @Success 200 {object} domain.Order
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// @Router /api/v1/orders/{id} [get]
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func (h *Handler) GetOrder(w http.ResponseWriter, r *http.Request) {
|
||||
id, err := parseUUIDFromPath(r.URL.Path)
|
||||
if err != nil {
|
||||
writeError(w, http.StatusBadRequest, err)
|
||||
return
|
||||
}
|
||||
|
||||
order, err := h.svc.GetOrder(r.Context(), id)
|
||||
if err != nil {
|
||||
writeError(w, http.StatusNotFound, err)
|
||||
return
|
||||
}
|
||||
|
||||
writeJSON(w, http.StatusOK, order)
|
||||
}
|
||||
|
||||
// UpdateOrderStatus godoc
|
||||
// @Summary Atualiza status do pedido
|
||||
// @Tags Pedidos
|
||||
// @Security BearerAuth
|
||||
// @Accept json
|
||||
// @Produce json
|
||||
// @Param id path string true "Order ID"
|
||||
// @Param status body updateStatusRequest true "Novo status"
|
||||
// @Success 204 ""
|
||||
// @Router /api/v1/orders/{id}/status [patch]
|
||||
func (h *Handler) UpdateOrderStatus(w http.ResponseWriter, r *http.Request) {
|
||||
id, err := parseUUIDFromPath(r.URL.Path)
|
||||
if err != nil {
|
||||
writeError(w, http.StatusBadRequest, err)
|
||||
return
|
||||
}
|
||||
|
||||
var req updateStatusRequest
|
||||
if err := decodeJSON(r.Context(), r, &req); err != nil {
|
||||
writeError(w, http.StatusBadRequest, err)
|
||||
return
|
||||
}
|
||||
|
||||
if !isValidStatus(req.Status) {
|
||||
writeError(w, http.StatusBadRequest, errors.New("invalid status"))
|
||||
return
|
||||
}
|
||||
|
||||
if err := h.svc.UpdateOrderStatus(r.Context(), id, domain.OrderStatus(req.Status)); err != nil {
|
||||
writeError(w, http.StatusInternalServerError, err)
|
||||
return
|
||||
}
|
||||
|
||||
w.WriteHeader(http.StatusNoContent)
|
||||
}
|
||||
|
||||
// DeleteOrder godoc
|
||||
// @Summary Remover pedido
|
||||
// @Tags Pedidos
|
||||
// @Security BearerAuth
|
||||
// @Param id path string true "Order ID"
|
||||
// @Success 204 ""
|
||||
// @Failure 400 {object} map[string]string
|
||||
// @Failure 404 {object} map[string]string
|
||||
// @Router /api/v1/orders/{id} [delete]
|
||||
func (h *Handler) DeleteOrder(w http.ResponseWriter, r *http.Request) {
|
||||
id, err := parseUUIDFromPath(r.URL.Path)
|
||||
if err != nil {
|
||||
writeError(w, http.StatusBadRequest, err)
|
||||
return
|
||||
}
|
||||
|
||||
if err := h.svc.DeleteOrder(r.Context(), id); err != nil {
|
||||
writeError(w, http.StatusBadRequest, err)
|
||||
return
|
||||
}
|
||||
|
||||
w.WriteHeader(http.StatusNoContent)
|
||||
}
|
||||
Loading…
Reference in a new issue