Merge pull request #20 from ARUNK2121/finalization

Finalization

pkg/api/handler/category.go

@@ -143,3 +143,17 @@ func (Cat *CategoryHandler) GetProductDetailsInACategory(c *gin.Context) {
 	c.JSON(http.StatusOK, successRes)
 
 }
+
+func (Cat *CategoryHandler) GetBannersForUsers(c *gin.Context) {
+
+	banners, err := Cat.CategoryUseCase.GetBannersForUsers()
+	if err != nil {
+		errorRes := response.ClientResponse(http.StatusInternalServerError, "error in fetching data", nil, err.Error())
+		c.JSON(http.StatusBadRequest, errorRes)
+		return
+	}
+
+	successRes := response.ClientResponse(http.StatusOK, "Successfully got all banners", banners, nil)
+	c.JSON(http.StatusOK, successRes)
+
+}

pkg/domain/inventory.go

@@ -14,4 +14,5 @@ type Inventories struct {
 type Category struct {
 	ID       uint   `json:"id" gorm:"unique;not null"`
 	Category string `json:"category"`
+	Image    string `json:"category_image"`
 }

pkg/repository/cart.go

@@ -44,7 +44,7 @@ func (ad *cartRepository) GetPaymentOptions() ([]models.PaymentMethod, error) {
 
 	var payment []models.PaymentMethod
 
-	if err := ad.DB.Raw("SELECT * FROM payment_methods").Scan(&payment).Error; err != nil {
+	if err := ad.DB.Raw("SELECT * FROM payment_methods WHERE id_deleted = false").Scan(&payment).Error; err != nil {
 		return []models.PaymentMethod{}, err
 	}
 

pkg/repository/category.go

@@ -4,6 +4,7 @@ import (
 	"errors"
 	"jerseyhub/pkg/domain"
 	interfaces "jerseyhub/pkg/repository/interface"
+	"jerseyhub/pkg/utils/models"
 	"strconv"
 
 	"gorm.io/gorm"
@@ -103,3 +104,27 @@ func (c *categoryRepository) GetCategories() ([]domain.Category, error) {
 
 	return model, nil
 }
+
+func (c *categoryRepository) GetBannersForUsers() ([]models.Banner, error) {
+	var banners []models.Banner
+	err := c.DB.Raw(`select offers.category_id,categories.category as category_name,offers.discount_rate as discount_percentage
+	 from offers
+	 join categories on categories.id = offers.category_id
+	 where offers.discount_rate > 10 
+	 Order by offers.discount_rate desc
+	 limit 3`).Scan(&banners).Error
+	if err != nil {
+		return []models.Banner{}, err
+	}
+	return banners, nil
+}
+
+func (c *categoryRepository) GetImagesOfProductsFromACategory(CategoryID int) ([]string, error) {
+	var images []string
+	err := c.DB.Raw("select image from inventories where category_id = $1 limit 2", CategoryID).Scan(&images).Error
+	if err != nil {
+		return []string{}, err
+	}
+
+	return images, nil
+}

pkg/repository/interface/category.go

@@ -1,11 +1,16 @@
 package interfaces
 
-import "jerseyhub/pkg/domain"
+import (
+	"jerseyhub/pkg/domain"
+	"jerseyhub/pkg/utils/models"
+)
 
 type CategoryRepository interface {
 	AddCategory(category domain.Category) (domain.Category, error)
 	CheckCategory(currrent string) (bool, error)
 	UpdateCategory(current, new string) (domain.Category, error)
 	DeleteCategory(categoryID string) error
 	GetCategories() ([]domain.Category, error)
+	GetBannersForUsers() ([]models.Banner, error)
+	GetImagesOfProductsFromACategory(CategoryID int) ([]string, error)
 }

pkg/repository/inventory.go

@@ -117,7 +117,7 @@ func (ad *inventoryRepository) ListProducts(page int) ([]models.Inventories, err
 	if page == 0 {
 		page = 1
 	}
-	offset := (page - 1) * 5
+	offset := (page - 1) * 10
 	var productDetails []models.Inventories
 
 	if err := ad.DB.Raw("select id,category_id,product_name,image,size,stock,price from inventories limit $1 offset $2", 10, offset).Scan(&productDetails).Error; err != nil {

pkg/routes/userRoutes.go

@@ -35,6 +35,8 @@ func UserRoutes(engine *gin.RouterGroup,
 	engine.Use(middleware.UserAuthMiddleware)
 	{
 
+		engine.GET("/banners", categoryHandler.GetBannersForUsers)
+
 		search := engine.Group("/search")
 		{
 			search.GET("/", inventoryHandler.SearchProducts)
@@ -61,7 +63,7 @@ func UserRoutes(engine *gin.RouterGroup,
 			profile.GET("/details", userHandler.GetUserDetails)
 			profile.GET("/address", userHandler.GetAddresses)
 			profile.POST("/address", userHandler.AddAddress)
-			profile.GET("/get-link", userHandler.GetMyReferenceLink)
+			profile.GET("/reference-link", userHandler.GetMyReferenceLink)
 
 			orders := profile.Group("/orders")
 			{

pkg/usecase/category.go

@@ -102,3 +102,23 @@ func (i *categoryUseCase) GetProductDetailsInACategory(id int) ([]models.Invento
 	return productDetails, nil
 
 }
+
+func (Cat *categoryUseCase) GetBannersForUsers() ([]models.Banner, error) {
+
+	//find categories with highest offer percentage atleast one maximum 3
+	banners, err := Cat.repository.GetBannersForUsers()
+	if err != nil {
+		return []models.Banner{}, err
+	}
+
+	//find images of 2 products from each category
+	for _, v := range banners {
+		images, err := Cat.repository.GetImagesOfProductsFromACategory(v.CategoryID)
+		if err != nil {
+			return []models.Banner{}, err
+		}
+		v.Images = images
+	}
+
+	return banners, nil
+}

pkg/usecase/interface/category.go

@@ -11,4 +11,5 @@ type CategoryUseCase interface {
 	DeleteCategory(categoryID string) error
 	GetCategories() ([]domain.Category, error)
 	GetProductDetailsInACategory(id int) ([]models.Inventories, error)
+	GetBannersForUsers() ([]models.Banner, error)
 }

pkg/utils/models/inventory.go

@@ -43,3 +43,10 @@ type EditInventoryDetails struct {
 	CategoryID int     `json:"category_id"`
 	Size       string  `json:"size"`
 }
+
+type Banner struct {
+	CategoryID         int
+	CategoryName       string
+	DiscountPercentage int
+	Images             []string
+}