goc_daniel/b2b
2
0
Fork 0
Code Issues 2 Pull Requests 1 Actions Packages Projects Releases Wiki Activity

add new endpoints

Browse Source
This commit is contained in:
Daniel Goc
2026-03-24 15:44:31 +01:00
parent defdfc7b06
commit d6fa655c21
6 changed files with 162 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

69
app/delivery/web/api/restricted/carts.go
View File

@@ -29,7 +29,9 @@ func CartsHandlerRoutes(r fiber.Router) fiber.Router {
r.Get("/add-new-cart", handler.AddNewCart)
r.Get("/change-cart-name", handler.ChangeCartName)
r.Get("/retrieve-carts-info", handler.RetrieveCartsInfo)
r.Get("/retrieve-cart", handler.RetrieveCart)
r.Get("/add-product-to-cart", handler.AddProduct)
return r
}
@@ -75,6 +77,22 @@ func (h *CartsHandler) ChangeCartName(c fiber.Ctx) error {
return c.JSON(response.Make(nullable.GetNil(""), 0, i18n.T_(c, response.Message_OK)))
}
func (h *CartsHandler) RetrieveCartsInfo(c fiber.Ctx) error {
userID, ok := c.Locals("userID").(uint)
if !ok {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody)))
}
carts_info, err := h.cartsService.RetrieveCartsInfo(userID)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(err)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, err)))
}
return c.JSON(response.Make(&carts_info, 0, i18n.T_(c, response.Message_OK)))
}
func (h *CartsHandler) RetrieveCart(c fiber.Ctx) error {
userID, ok := c.Locals("userID").(uint)
if !ok {
@@ -97,3 +115,54 @@ func (h *CartsHandler) RetrieveCart(c fiber.Ctx) error {
return c.JSON(response.Make(cart, 0, i18n.T_(c, response.Message_OK)))
}
func (h *CartsHandler) AddProduct(c fiber.Ctx) error {
userID, ok := c.Locals("userID").(uint)
if !ok {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody)))
}
cart_id_attribute := c.Query("cart_id")
cart_id, err := strconv.Atoi(cart_id_attribute)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
}
product_id_attribute := c.Query("product_id")
product_id, err := strconv.Atoi(product_id_attribute)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
}
product_attribute_id_attribute := c.Query("product_attribute_id")
var product_attribute_id *uint
if product_attribute_id_attribute == "" {
product_attribute_id = nil
} else {
val, err := strconv.Atoi(product_attribute_id_attribute)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
}
uval := uint(val)
product_attribute_id = &uval
}
amount_attribute := c.Query("amount")
amount, err := strconv.Atoi(amount_attribute)
if err != nil {
return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
}
err = h.cartsService.AddProduct(userID, uint(cart_id), uint(product_id), product_attribute_id, uint(amount))
if err != nil {
return c.Status(responseErrors.GetErrorStatus(err)).
JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, err)))
}
return c.JSON(response.Make(nullable.GetNil(""), 0, i18n.T_(c, response.Message_OK)))
}

14
app/model/cart.go
View File

@@ -1,8 +1,8 @@
package model
type CustomerCart struct {
CartID uint64 `gorm:"column:cart_id;primaryKey;autoIncrement" json:"cart_id"`
UserID uint64 `gorm:"column:user_id;not null;index" json:"user_id"`
CartID uint `gorm:"column:cart_id;primaryKey;autoIncrement" json:"cart_id"`
UserID uint `gorm:"column:user_id;not null;index" json:"-"`
Name *string `gorm:"column:name;size:255" json:"name,omitempty"`
Products []CartProduct `gorm:"foreignKey:CartID;references:CartID" json:"products,omitempty"`
}
@@ -12,11 +12,11 @@ func (CustomerCart) TableName() string {
}
type CartProduct struct {
ID uint64 `gorm:"column:id;primaryKey;autoIncrement" json:"id"`
CartID uint64 `gorm:"column:cart_id;not null;index" json:"cart_id"`
ProductID uint `gorm:"column:product_id;not null" json:"product_id"`
ProductAttributeID *uint64 `gorm:"column:product_attribute_id" json:"product_attribute_id,omitempty"`
Amount int `gorm:"column:amount;not null" json:"amount"`
ID uint `gorm:"column:id;primaryKey;autoIncrement" json:"-"`
CartID uint `gorm:"column:cart_id;not null;index" json:"-"`
ProductID uint `gorm:"column:product_id;not null" json:"product_id"`
ProductAttributeID *uint `gorm:"column:product_attribute_id" json:"product_attribute_id,omitempty"`
Amount uint `gorm:"column:amount;not null" json:"amount"`
}
func (CartProduct) TableName() string {

55
app/repos/cartsRepo/cartsRepo.go
View File

@@ -11,7 +11,10 @@ type UICartsRepo interface {
CreateNewCart(user_id uint) (model.CustomerCart, error)
UserHasCart(user_id uint, cart_id uint) (uint, error)
UpdateCartName(user_id uint, cart_id uint, new_name string) error
RetrieveCartsInfo(user_id uint) ([]model.CustomerCart, error)
RetrieveCart(user_id uint, cart_id uint) (*model.CustomerCart, error)
CheckProductExists(product_id uint, product_attribute_id *uint) (uint, error)
AddProduct(user_id uint, cart_id uint, product_id uint, product_attribute_id *uint, amount uint) error
}
type CartsRepo struct{}
@@ -38,7 +41,7 @@ func (repo *CartsRepo) CreateNewCart(user_id uint) (model.CustomerCart, error) {
name = constdata.DEFAULT_NEW_CART_NAME
cart := model.CustomerCart{
UserID: uint64(user_id),
UserID: user_id,
Name: &name,
}
err := db.DB.Create(&cart).Error
@@ -69,14 +72,62 @@ func (repo *CartsRepo) UpdateCartName(user_id uint, cart_id uint, new_name strin
return err
}
func (repo *CartsRepo) RetrieveCartsInfo(user_id uint) ([]model.CustomerCart, error) {
var carts []model.CustomerCart
err := db.DB.
Table("b2b_customer_carts").
Where("user_id = ?", user_id).
Scan(&carts).
Error
return carts, err
}
func (repo *CartsRepo) RetrieveCart(user_id uint, cart_id uint) (*model.CustomerCart, error) {
var cart model.CustomerCart
err := db.DB.
Preload("b2b_carts_products").
Preload("Products").
Where("user_id = ? AND cart_id = ?", user_id, cart_id).
First(&cart).
Error
return &cart, err
}
func (repo *CartsRepo) CheckProductExists(product_id uint, product_attribute_id *uint) (uint, error) {
var amt uint
if product_attribute_id == nil {
err := db.DB.
Table("ps_product_shop").
Select("COUNT(*) AS amt").
Where("id_product = ?", product_id).
Scan(&amt).
Error
return amt, err
} else {
err := db.DB.
Table("ps_product_shop AS ps").
Joins("INNER JOIN ps_product_attribute_shop AS pas ON pas.id_product = ps.id_product").
Select("COUNT(*) AS amt").
Where("ps.id_product = ? AND pas.id_product_attribute = ?", product_id, *product_attribute_id).
Scan(&amt).
Error
return amt, err
}
}
func (repo *CartsRepo) AddProduct(user_id uint, cart_id uint, product_id uint, product_attribute_id *uint, amount uint) error {
product := model.CartProduct{
CartID: cart_id,
ProductID: product_id,
ProductAttributeID: product_attribute_id,
Amount: amount,
}
err := db.DB.Create(&product).Error
return err
}

24
app/service/cartsService/cartsService.go
View File

@@ -46,6 +46,10 @@ func (s *CartsService) UpdateCartName(user_id uint, cart_id uint, new_name strin
return s.repo.UpdateCartName(user_id, cart_id, new_name)
}
func (s *CartsService) RetrieveCartsInfo(user_id uint) ([]model.CustomerCart, error) {
return s.repo.RetrieveCartsInfo(user_id)
}
func (s *CartsService) RetrieveCart(user_id uint, cart_id uint) (*model.CustomerCart, error) {
amt, err := s.repo.UserHasCart(user_id, cart_id)
if err != nil {
@@ -57,3 +61,23 @@ func (s *CartsService) RetrieveCart(user_id uint, cart_id uint) (*model.Customer
return s.repo.RetrieveCart(user_id, cart_id)
}
func (s *CartsService) AddProduct(user_id uint, cart_id uint, product_id uint, product_attribute_id *uint, amount uint) error {
amt, err := s.repo.UserHasCart(user_id, cart_id)
if err != nil {
return err
}
if amt != 1 {
return responseErrors.ErrUserHasNoSuchCart
}
amt, err = s.repo.CheckProductExists(product_id, product_attribute_id)
if err != nil {
return err
}
if amt != 1 {
return responseErrors.ErrProductOrItsVariationDoesNotExist
}
return s.repo.AddProduct(user_id, cart_id, product_id, product_attribute_id, amount)
}

12
app/utils/responseErrors/responseErrors.go
View File

@@ -53,8 +53,9 @@ var (
ErrNoRootFound = errors.New("no root found in categories table")
// Typed errors for carts handler
ErrMaxAmtOfCartsReached = errors.New("maximal amount of carts reached")
ErrUserHasNoSuchCart = errors.New("user does not have cart with given id")
ErrMaxAmtOfCartsReached = errors.New("maximal amount of carts reached")
ErrUserHasNoSuchCart = errors.New("user does not have cart with given id")
ErrProductOrItsVariationDoesNotExist = errors.New("product or its variation with given ids does not exist")
)
// Error represents an error with HTTP status code
@@ -148,7 +149,9 @@ func GetErrorCode(c fiber.Ctx, err error) string {
case errors.Is(err, ErrMaxAmtOfCartsReached):
return i18n.T_(c, "error.max_amt_of_carts_reached")
case errors.Is(err, ErrUserHasNoSuchCart):
return i18n.T_(c, "error.max_amt_of_carts_reached")
return i18n.T_(c, "error.user_has_no_such_cart")
case errors.Is(err, ErrProductOrItsVariationDoesNotExist):
return i18n.T_(c, "error.product_or_its_variation_does_not_exist")
default:
return i18n.T_(c, "error.err_internal_server_error")
@@ -187,7 +190,8 @@ func GetErrorStatus(err error) int {
errors.Is(err, ErrBadPaging),
errors.Is(err, ErrNoRootFound),
errors.Is(err, ErrMaxAmtOfCartsReached),
errors.Is(err, ErrUserHasNoSuchCart):
errors.Is(err, ErrUserHasNoSuchCart),
errors.Is(err, ErrProductOrItsVariationDoesNotExist):
return fiber.StatusBadRequest
case errors.Is(err, ErrEmailExists):
return fiber.StatusConflict

2
i18n/migrations/20260302163122_create_tables.sql
View File

@@ -102,7 +102,7 @@ CREATE TABLE IF NOT EXISTS b2b_carts_products (
cart_id BIGINT UNSIGNED NOT NULL,
product_id INT UNSIGNED NOT NULL,
product_attribute_id BIGINT NULL,
amount INT NOT NULL,
amount INT UNSIGNED NOT NULL,
CONSTRAINT fk_carts_products_customer_carts FOREIGN KEY (cart_id) REFERENCES b2b_customer_carts (cart_id) ON DELETE CASCADE ON UPDATE CASCADE,
CONSTRAINT fk_carts_products_product FOREIGN KEY (product_id) REFERENCES ps_product (id_product) ON DELETE CASCADE ON UPDATE CASCADE
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4;