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fix products

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This commit is contained in:
Efril 2026-05-14 01:19:45 +07:00
parent 21fa21d089
commit 50d633ee3a
10 changed files with 146 additions and 50 deletions
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38
internal/contract/product_contract.go
View File

@ -56,24 +56,26 @@ type UpdateProductVariantRequest struct {
}
type ProductResponse struct {
ID uuid.UUID `json:"id"`
OrganizationID uuid.UUID `json:"organization_id"`
CategoryID uuid.UUID `json:"category_id"`
CategoryName string `json:"category_name"`
SKU *string `json:"sku"`
Name string `json:"name"`
Description *string `json:"description"`
Price float64 `json:"price"`
Cost float64 `json:"cost"`
BusinessType string `json:"business_type"`
ImageURL *string `json:"image_url"`
PrinterType string `json:"printer_type"`
Metadata map[string]interface{} `json:"metadata"`
IsActive bool `json:"is_active"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
Category *CategoryResponse `json:"category,omitempty"`
Variants []ProductVariantResponse `json:"variants,omitempty"`
ID uuid.UUID `json:"id"`
OrganizationID uuid.UUID `json:"organization_id"`
CategoryID uuid.UUID `json:"category_id"`
CategoryName string `json:"category_name"`
SKU *string `json:"sku"`
Name string `json:"name"`
Description *string `json:"description"`
Price float64 `json:"price"`
OutletPrice *float64 `json:"outlet_price,omitempty"`
OutletPrices []ProductOutletPriceResponse `json:"outlet_prices,omitempty"`
Cost float64 `json:"cost"`
BusinessType string `json:"business_type"`
ImageURL *string `json:"image_url"`
PrinterType string `json:"printer_type"`
Metadata map[string]interface{} `json:"metadata"`
IsActive bool `json:"is_active"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
Category *CategoryResponse `json:"category,omitempty"`
Variants []ProductVariantResponse `json:"variants,omitempty"`
}
type ProductVariantResponse struct {

13
internal/contract/product_outlet_price_contract.go
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@ -17,12 +17,13 @@ type UpdateProductOutletPriceRequest struct {
}
type ProductOutletPriceResponse struct {
ID uuid.UUID `json:"id"`
ProductID uuid.UUID `json:"product_id"`
OutletID uuid.UUID `json:"outlet_id"`
Price float64 `json:"price"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
ID uuid.UUID `json:"id,omitempty"`
ProductID uuid.UUID `json:"product_id,omitempty"`
OutletID uuid.UUID `json:"outlet_id"`
OutletName string `json:"outlet_name,omitempty"`
Price float64 `json:"price"`
CreatedAt time.Time `json:"created_at,omitempty"`
UpdatedAt time.Time `json:"updated_at,omitempty"`
}
type ListProductOutletPricesResponse struct {

3
internal/handler/product_handler.go
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@ -117,6 +117,7 @@ func (h *ProductHandler) DeleteProduct(c *gin.Context) {
func (h *ProductHandler) GetProduct(c *gin.Context) {
ctx := c.Request.Context()
contextInfo := appcontext.FromGinContext(ctx)
productIDStr := c.Param("id")
productID, err := uuid.Parse(productIDStr)
@ -127,7 +128,7 @@ func (h *ProductHandler) GetProduct(c *gin.Context) {
return
}
productResponse := h.productService.GetProductByID(ctx, productID)
productResponse := h.productService.GetProductByID(ctx, productID, contextInfo.OutletID)
if productResponse.HasErrors() {
errorResp := productResponse.GetErrors()[0]
logger.FromContext(ctx).WithError(errorResp).Error("ProductHandler::GetProduct -> Failed to get product from service")

1
internal/mappers/product_mapper.go
View File

@ -135,6 +135,7 @@ func ProductEntityToResponse(entity *entities.Product) *models.ProductResponse {
Name: entity.Name,
Description: entity.Description,
Price: entity.Price,
OutletPrice: nil, // populated by processor when outletID is available
Cost: entity.Cost,
BusinessType: constants.BusinessType(entity.BusinessType),
ImageURL: entity.ImageURL,

8
internal/models/product.go
View File

@ -100,6 +100,8 @@ type ProductResponse struct {
Name string
Description *string
Price float64
OutletPrice *float64 // outlet-specific price, nil if not set
OutletPrices []OutletPrice // all outlet prices, populated when no outletID in context
Cost float64
BusinessType constants.BusinessType
ImageURL *string
@ -113,6 +115,12 @@ type ProductResponse struct {
Variants []ProductVariantResponse
}
type OutletPrice struct {
OutletID uuid.UUID
OutletName string
Price float64
}
type ProductVariantResponse struct {
ID uuid.UUID
ProductID uuid.UUID

61
internal/processor/product_processor.go
View File

@ -16,7 +16,7 @@ type ProductProcessor interface {
CreateProduct(ctx context.Context, req *models.CreateProductRequest) (*models.ProductResponse, error)
UpdateProduct(ctx context.Context, id uuid.UUID, req *models.UpdateProductRequest) (*models.ProductResponse, error)
DeleteProduct(ctx context.Context, id uuid.UUID) error
GetProductByID(ctx context.Context, id uuid.UUID) (*models.ProductResponse, error)
GetProductByID(ctx context.Context, id uuid.UUID, outletID uuid.UUID) (*models.ProductResponse, error)
ListProducts(ctx context.Context, filters map[string]interface{}, page, limit int) ([]models.ProductResponse, int, error)
ListProductsAll(ctx context.Context, filters map[string]interface{}, page, limit int) ([]models.ProductResponse, int, error)
}
@ -33,6 +33,7 @@ type ProductRepository interface {
Update(ctx context.Context, product *entities.Product) error
Delete(ctx context.Context, id uuid.UUID) error
List(ctx context.Context, filters map[string]interface{}, limit, offset int) ([]*entities.Product, int64, error)
ListWithOutletPrice(ctx context.Context, filters map[string]interface{}, outletID uuid.UUID, limit, offset int) ([]*entities.Product, int64, error)
Count(ctx context.Context, filters map[string]interface{}) (int64, error)
GetBySKU(ctx context.Context, organizationID uuid.UUID, sku string) (*entities.Product, error)
ExistsBySKU(ctx context.Context, organizationID uuid.UUID, sku string, excludeID *uuid.UUID) (bool, error)
@ -217,49 +218,65 @@ func (p *ProductProcessorImpl) DeleteProduct(ctx context.Context, id uuid.UUID)
return nil
}
func (p *ProductProcessorImpl) GetProductByID(ctx context.Context, id uuid.UUID) (*models.ProductResponse, error) {
func (p *ProductProcessorImpl) GetProductByID(ctx context.Context, id uuid.UUID, outletID uuid.UUID) (*models.ProductResponse, error) {
productEntity, err := p.productRepo.GetWithCategory(ctx, id)
if err != nil {
return nil, fmt.Errorf("product not found: %w", err)
}
response := mappers.ProductEntityToResponse(productEntity)
if outletID != uuid.Nil {
// Attach outlet-specific price
outletPrice, err := p.outletPriceRepo.GetByProductAndOutlet(ctx, id, outletID)
if err == nil {
response.OutletPrice = &outletPrice.Price
}
} else {
// No outlet context — return all outlet prices for this product
outletPrices, err := p.outletPriceRepo.GetByProductWithOutlet(ctx, id)
if err == nil && len(outletPrices) > 0 {
prices := make([]models.OutletPrice, len(outletPrices))
for i, op := range outletPrices {
prices[i] = models.OutletPrice{
OutletID: op.OutletID,
OutletName: op.Outlet.Name,
Price: op.Price,
}
}
response.OutletPrices = prices
}
}
return response, nil
}
func (p *ProductProcessorImpl) ListProducts(ctx context.Context, filters map[string]interface{}, page, limit int) ([]models.ProductResponse, int, error) {
offset := (page - 1) * limit
// Extract outletID from filters — it's not a products column so remove it before querying
var outletID uuid.UUID
if oid, ok := filters["outlet_id"]; ok {
outletID = oid.(uuid.UUID)
delete(filters, "outlet_id")
}
productEntities, total, err := p.productRepo.List(ctx, filters, limit, offset)
// Use the JOIN-based query when an outlet is specified so we get outlet-specific
// prices in a single round-trip; fall back to the plain List otherwise.
var (
productEntities []*entities.Product
total int64
err error
)
if outletID != uuid.Nil {
productEntities, total, err = p.productRepo.ListWithOutletPrice(ctx, filters, outletID, limit, offset)
} else {
productEntities, total, err = p.productRepo.List(ctx, filters, limit, offset)
}
if err != nil {
return nil, 0, fmt.Errorf("failed to list products: %w", err)
}
if outletID != uuid.Nil && len(productEntities) > 0 {
productIDs := make([]uuid.UUID, len(productEntities))
for i, pe := range productEntities {
productIDs[i] = pe.ID
}
outletPrices, err := p.outletPriceRepo.GetByProductsAndOutlet(ctx, productIDs, outletID)
if err == nil {
priceMap := make(map[uuid.UUID]float64, len(outletPrices))
for _, op := range outletPrices {
priceMap[op.ProductID] = op.Price
}
for _, pe := range productEntities {
if price, ok := priceMap[pe.ID]; ok {
pe.Price = price
}
}
}
}
responses := make([]models.ProductResponse, len(productEntities))
for i, entity := range productEntities {
response := mappers.ProductEntityToResponse(entity)

7
internal/repository/product_outlet_price_repository.go
View File

@ -13,6 +13,7 @@ import (
type ProductOutletPriceRepository interface {
GetByProductAndOutlet(ctx context.Context, productID, outletID uuid.UUID) (*entities.ProductOutletPrice, error)
GetByProduct(ctx context.Context, productID uuid.UUID) ([]*entities.ProductOutletPrice, error)
GetByProductWithOutlet(ctx context.Context, productID uuid.UUID) ([]*entities.ProductOutletPrice, error)
GetByOutlet(ctx context.Context, outletID uuid.UUID) ([]*entities.ProductOutletPrice, error)
GetByProductsAndOutlet(ctx context.Context, productIDs []uuid.UUID, outletID uuid.UUID) ([]*entities.ProductOutletPrice, error)
Upsert(ctx context.Context, price *entities.ProductOutletPrice) error
@ -76,3 +77,9 @@ func (r *ProductOutletPriceRepositoryImpl) GetByProductsAndOutlet(ctx context.Co
err := r.db.WithContext(ctx).Where("product_id IN ? AND outlet_id = ?", productIDs, outletID).Find(&prices).Error
return prices, err
}
func (r *ProductOutletPriceRepositoryImpl) GetByProductWithOutlet(ctx context.Context, productID uuid.UUID) ([]*entities.ProductOutletPrice, error) {
var prices []*entities.ProductOutletPrice
err := r.db.WithContext(ctx).Preload("Outlet").Where("product_id = ?", productID).Find(&prices).Error
return prices, err
}

44
internal/repository/product_repository.go
View File

@ -189,3 +189,47 @@ func (r *ProductRepositoryImpl) GetLowCostProducts(ctx context.Context, organiza
err := r.db.WithContext(ctx).Where("organization_id = ? AND cost <= ? AND is_active = ?", organizationID, maxCost, true).Find(&products).Error
return products, err
}
// ListWithOutletPrice fetches products with the same filters as List, but overrides
// each product's Price with the outlet-specific price from product_outlet_prices when
// outletID is provided. A single LEFT JOIN is used so no second round-trip is needed.
func (r *ProductRepositoryImpl) ListWithOutletPrice(ctx context.Context, filters map[string]interface{}, outletID uuid.UUID, limit, offset int) ([]*entities.Product, int64, error) {
var products []*entities.Product
var total int64
// Base query with category and variant preloads
query := r.db.WithContext(ctx).Model(&entities.Product{}).
Preload("Category").
Preload("ProductVariants")
// Apply filters
for key, value := range filters {
switch key {
case "search":
searchValue := "%" + value.(string) + "%"
query = query.Where("products.name ILIKE ? OR products.description ILIKE ? OR products.sku ILIKE ?", searchValue, searchValue, searchValue)
case "price_min":
query = query.Where("products.price >= ?", value)
case "price_max":
query = query.Where("products.price <= ?", value)
default:
query = query.Where("products."+key+" = ?", value)
}
}
// When outletID is provided, INNER JOIN product_outlet_prices so only products
// that have been explicitly assigned to this outlet are returned, with their
// outlet-specific price.
if outletID != uuid.Nil {
query = query.
Joins("INNER JOIN product_outlet_prices pop ON pop.product_id = products.id AND pop.outlet_id = ?", outletID).
Select("products.*, pop.price AS price")
}
if err := query.Count(&total).Error; err != nil {
return nil, 0, err
}
err := query.Limit(limit).Offset(offset).Find(&products).Error
return products, total, err
}

6
internal/service/product_service.go
View File

@ -16,7 +16,7 @@ type ProductService interface {
CreateProduct(ctx context.Context, apctx *appcontext.ContextInfo, req *contract.CreateProductRequest) *contract.Response
UpdateProduct(ctx context.Context, id uuid.UUID, req *contract.UpdateProductRequest) *contract.Response
DeleteProduct(ctx context.Context, id uuid.UUID) *contract.Response
GetProductByID(ctx context.Context, id uuid.UUID) *contract.Response
GetProductByID(ctx context.Context, id uuid.UUID, outletID uuid.UUID) *contract.Response
ListProducts(ctx context.Context, req *contract.ListProductsRequest) *contract.Response
ListProductsAll(ctx context.Context, req *contract.ListProductsRequest) *contract.Response
}
@ -69,8 +69,8 @@ func (s *ProductServiceImpl) DeleteProduct(ctx context.Context, id uuid.UUID) *c
})
}
func (s *ProductServiceImpl) GetProductByID(ctx context.Context, id uuid.UUID) *contract.Response {
productResponse, err := s.productProcessor.GetProductByID(ctx, id)
func (s *ProductServiceImpl) GetProductByID(ctx context.Context, id uuid.UUID, outletID uuid.UUID) *contract.Response {
productResponse, err := s.productProcessor.GetProductByID(ctx, id, outletID)
if err != nil {
errorResp := contract.NewResponseError(constants.InternalServerErrorCode, constants.ProductServiceEntity, err.Error())
return contract.BuildErrorResponse([]*contract.ResponseError{errorResp})

15
internal/transformer/product_transformer.go
View File

@ -97,6 +97,19 @@ func ProductModelResponseToResponse(prod *models.ProductResponse) *contract.Prod
}
}
// Convert outlet prices
var outletPriceResponses []contract.ProductOutletPriceResponse
if len(prod.OutletPrices) > 0 {
outletPriceResponses = make([]contract.ProductOutletPriceResponse, len(prod.OutletPrices))
for i, op := range prod.OutletPrices {
outletPriceResponses[i] = contract.ProductOutletPriceResponse{
OutletID: op.OutletID,
OutletName: op.OutletName,
Price: op.Price,
}
}
}
return &contract.ProductResponse{
ID: prod.ID,
OrganizationID: prod.OrganizationID,
@ -106,6 +119,8 @@ func ProductModelResponseToResponse(prod *models.ProductResponse) *contract.Prod
Name: prod.Name,
Description: prod.Description,
Price: prod.Price,
OutletPrice: prod.OutletPrice,
OutletPrices: outletPriceResponses,
Cost: prod.Cost,
BusinessType: string(prod.BusinessType),
ImageURL: prod.ImageURL,