feat: add list per product Category

api/handlers/products/product.go

@@ -40,6 +40,28 @@ func (c *controller) listProduct(ctx *gin.Context) {
 	utils.ResponseJSON(ctx, http.StatusOK, "successful", products)
 }
 
+// ListProducts godoc
+// @Summary      List Products
+// @Description  get Products
+// @Tags         Products
+// @Accept       json
+// @Produce      json
+// @Param        slug   path      string  true  "product Category Slug"
+// @Param        q    query     string  false  "name search by q"  Format(email)
+// @Success      200  {array}   entity.ProductDisplay
+// @Failure      400  {object}  httputil.HTTPError
+// @Failure      500  {object}  httputil.HTTPError
+// @Router       /products/category/:slug [get]
+func (c *controller) listProductPerCategory(ctx *gin.Context) {
+	slug := ctx.Param("slug")
+	products, err := c.service.ListProductPerCategory(slug)
+	if err != nil {
+		utils.ResponseJSON(ctx, http.StatusBadRequest, err.Error(), nil)
+		return
+	}
+	utils.ResponseJSON(ctx, http.StatusOK, "successful", products)
+}
+
 // ShowProduct godoc
 // @Summary      Show an product
 // @Description  get string by ID

api/handlers/products/router.go

@@ -7,7 +7,7 @@ import (
 )
 
 func NewProductRouters(server *entity.Routers) {
-	productRepo := repository_product.NewProductClient(server.Database, &server.ActiveBusiness)
+	productRepo := repository_product.NewProductRepository(server.Database, &server.ActiveBusiness)
 
 	productService := service_product.NewProductService(productRepo)
 
@@ -16,6 +16,7 @@ func NewProductRouters(server *entity.Routers) {
 	// product management
 	api_product := server.OpenApp.Group("products")
 	api_product.GET("/", productController.listProduct)
+	api_product.GET("/category/:slug", productController.listProductPerCategory)
 	api_product.GET(":id", productController.getProduct)
 	api_product.PUT(":id", productController.update)
 	api_product.DELETE(":id", productController.deleteProduct)

api/middlewares/router.go

@@ -1,7 +1,7 @@
 package middlewares
 
 //func NewMiddlewareRouters(server *entity.Routers) *controller {
-//productRepo := repository_product.NewProductClient(server.Database)
+//productRepo := repository_product.NewProductRepository(server.Database)
 //authService := service_authentication.NewAuthService(productRepo)
 
 //return NewMiddlewareControllers(authService)

database/seeds/fillTables.go

@@ -57,7 +57,7 @@ func FillProducts(server *entity.Routers) {
 		Domain:     "localhost",
 	}
 
-	productRepo := repository_product.NewProductClient(server.Database, &activeBusiness)
+	productRepo := repository_product.NewProductRepository(server.Database, &activeBusiness)
 
 	productService := service_product.NewProductService(productRepo)
 

domain/product.go

@@ -7,6 +7,7 @@ import (
 
 type ProductRepository interface {
 	List() ([]*entity.ProductDisplay, error)
+	ListProductPerCategory(slug string) ([]*entity.ProductDisplay, error)
 	Create(p *entity.ProductCreateUpdate) error
 	GetByID(id int) (*entity.ProductDisplay, error)
 	SearchProduct(identifier string) (*entity.ProductDisplay, error)
@@ -16,6 +17,7 @@ type ProductRepository interface {
 
 type ProductService interface {
 	List() ([]*entity.ProductDisplay, error)
+	ListProductPerCategory(slug string) ([]*entity.ProductDisplay, error)
 	Create(u *entity.ProductCreateUpdate) error
 	GetByID(id int) (*entity.ProductDisplay, error)
 	SearchProduct(identifier string) (*entity.ProductDisplay, error)

repository/product/product.go

@@ -4,23 +4,24 @@ import (
 	"context"
 	"online-order/ent"
 	"online-order/ent/product"
+	"online-order/ent/productcategory"
 	"online-order/entity"
 )
 
-type ProductClient struct {
+type ProductRepository struct {
 	client         *ent.Client
 	activeBusiness *entity.ActiveBusiness
 }
 
-func NewProductClient(client *ent.Client, activeBusiness *entity.ActiveBusiness) *ProductClient {
-	return &ProductClient{
+func NewProductRepository(client *ent.Client, activeBusiness *entity.ActiveBusiness) *ProductRepository {
+	return &ProductRepository{
 		client:         client,
 		activeBusiness: activeBusiness,
 	}
 }
 
 // List all products
-func (c *ProductClient) List() ([]*entity.ProductDisplay, error) {
+func (c *ProductRepository) List() ([]*entity.ProductDisplay, error) {
 	var u []*entity.ProductDisplay
 	ctx := context.Background()
 
@@ -37,8 +38,27 @@ func (c *ProductClient) List() ([]*entity.ProductDisplay, error) {
 	return u, nil
 }
 
+// List all products
+func (c *ProductRepository) ListProductPerCategory(slug string) ([]*entity.ProductDisplay, error) {
+	var u []*entity.ProductDisplay
+	ctx := context.Background()
+
+	err := c.client.Product.
+		Query().
+		Where(product.BusinessID(c.activeBusiness.BusinessID)).
+		Where(product.HasProductCategoriesWith(productcategory.Slug(slug))).
+		Select(product.FieldID, product.FieldName, product.FieldDescription, product.FieldOriginalPrice, product.FieldPrice, product.FieldQuantity, product.FieldStatus, product.FieldCreatedAt, product.FieldUpdatedAt).
+		Scan(ctx, &u)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return u, nil
+}
+
 // Create a product
-func (c *ProductClient) Create(p *entity.ProductCreateUpdate) error {
+func (c *ProductRepository) Create(p *entity.ProductCreateUpdate) error {
 	ctx := context.Background()
 
 	resp, err := c.client.Product.
@@ -65,7 +85,7 @@ func (c *ProductClient) Create(p *entity.ProductCreateUpdate) error {
 	return nil
 }
 
-func (c *ProductClient) GetByID(id int) (*entity.ProductDisplay, error) {
+func (c *ProductRepository) GetByID(id int) (*entity.ProductDisplay, error) {
 	var p entity.ProductDisplay
 	ctx := context.Background()
 
@@ -93,7 +113,7 @@ func (c *ProductClient) GetByID(id int) (*entity.ProductDisplay, error) {
 }
 
 // Update product information, except password
-func (c *ProductClient) Update(p *entity.ProductCreateUpdate) error {
+func (c *ProductRepository) Update(p *entity.ProductCreateUpdate) error {
 	ctx := context.Background()
 
 	_, err := c.client.Product.UpdateOneID(p.ID).
@@ -111,7 +131,7 @@ func (c *ProductClient) Update(p *entity.ProductCreateUpdate) error {
 }
 
 // Update user information, except password
-func (c *ProductClient) Delete(id int) error {
+func (c *ProductRepository) Delete(id int) error {
 	ctx := context.Background()
 
 	err := c.client.Product.
@@ -121,7 +141,7 @@ func (c *ProductClient) Delete(id int) error {
 }
 
 // Search a user information by email or username
-func (c *ProductClient) SearchProduct(identifier string) (*entity.ProductDisplay, error) {
+func (c *ProductRepository) SearchProduct(identifier string) (*entity.ProductDisplay, error) {
 	var p entity.ProductDisplay
 	ctx := context.Background()
 

usecase/product/service.go

@@ -19,6 +19,10 @@ func (s *productservice) List() ([]*entity.ProductDisplay, error) {
 	return s.repo.List()
 }
 
+func (s *productservice) ListProductPerCategory(slug string) ([]*entity.ProductDisplay, error) {
+	return s.repo.ListProductPerCategory(slug)
+}
+
 func (s *productservice) Create(p *entity.ProductCreateUpdate) error {
 	return s.repo.Create(p)
 }