apskel-pos-backend/internal/service/product_service.go
aditya.siregar 4f5950543e init
2025-07-18 20:10:29 +07:00

132 lines
4.6 KiB
Go

package service
import (
"context"
"apskel-pos-be/internal/appcontext"
"apskel-pos-be/internal/constants"
"apskel-pos-be/internal/contract"
"apskel-pos-be/internal/processor"
"apskel-pos-be/internal/transformer"
"github.com/google/uuid"
)
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
ListProducts(ctx context.Context, req *contract.ListProductsRequest) *contract.Response
}
type ProductServiceImpl struct {
productProcessor processor.ProductProcessor
}
func NewProductService(productProcessor processor.ProductProcessor) *ProductServiceImpl {
return &ProductServiceImpl{
productProcessor: productProcessor,
}
}
func (s *ProductServiceImpl) CreateProduct(ctx context.Context, apctx *appcontext.ContextInfo, req *contract.CreateProductRequest) *contract.Response {
modelReq := transformer.CreateProductRequestToModel(apctx, req)
productResponse, err := s.productProcessor.CreateProduct(ctx, modelReq)
if err != nil {
errorResp := contract.NewResponseError(constants.InternalServerErrorCode, constants.ProductServiceEntity, err.Error())
return contract.BuildErrorResponse([]*contract.ResponseError{errorResp})
}
contractResponse := transformer.ProductModelResponseToResponse(productResponse)
return contract.BuildSuccessResponse(contractResponse)
}
func (s *ProductServiceImpl) UpdateProduct(ctx context.Context, id uuid.UUID, req *contract.UpdateProductRequest) *contract.Response {
modelReq := transformer.UpdateProductRequestToModel(req)
productResponse, err := s.productProcessor.UpdateProduct(ctx, id, modelReq)
if err != nil {
errorResp := contract.NewResponseError(constants.InternalServerErrorCode, constants.ProductServiceEntity, err.Error())
return contract.BuildErrorResponse([]*contract.ResponseError{errorResp})
}
contractResponse := transformer.ProductModelResponseToResponse(productResponse)
return contract.BuildSuccessResponse(contractResponse)
}
func (s *ProductServiceImpl) DeleteProduct(ctx context.Context, id uuid.UUID) *contract.Response {
err := s.productProcessor.DeleteProduct(ctx, id)
if err != nil {
errorResp := contract.NewResponseError(constants.InternalServerErrorCode, constants.ProductServiceEntity, err.Error())
return contract.BuildErrorResponse([]*contract.ResponseError{errorResp})
}
return contract.BuildSuccessResponse(map[string]interface{}{
"message": "Product deleted successfully",
})
}
func (s *ProductServiceImpl) GetProductByID(ctx context.Context, id uuid.UUID) *contract.Response {
productResponse, err := s.productProcessor.GetProductByID(ctx, id)
if err != nil {
errorResp := contract.NewResponseError(constants.InternalServerErrorCode, constants.ProductServiceEntity, err.Error())
return contract.BuildErrorResponse([]*contract.ResponseError{errorResp})
}
contractResponse := transformer.ProductModelResponseToResponse(productResponse)
return contract.BuildSuccessResponse(contractResponse)
}
func (s *ProductServiceImpl) ListProducts(ctx context.Context, req *contract.ListProductsRequest) *contract.Response {
// Build filters
filters := make(map[string]interface{})
if req.OrganizationID != nil {
filters["organization_id"] = *req.OrganizationID
}
if req.CategoryID != nil {
filters["category_id"] = *req.CategoryID
}
if req.BusinessType != "" {
filters["business_type"] = req.BusinessType
}
if req.IsActive != nil {
filters["is_active"] = *req.IsActive
}
if req.Search != "" {
filters["search"] = req.Search
}
if req.MinPrice != nil {
filters["price_min"] = *req.MinPrice
}
if req.MaxPrice != nil {
filters["price_max"] = *req.MaxPrice
}
products, totalCount, err := s.productProcessor.ListProducts(ctx, filters, req.Page, req.Limit)
if err != nil {
errorResp := contract.NewResponseError(constants.InternalServerErrorCode, constants.ProductServiceEntity, err.Error())
return contract.BuildErrorResponse([]*contract.ResponseError{errorResp})
}
// Convert to contract responses
contractResponses := transformer.ProductsToResponses(products)
// Calculate total pages
totalPages := totalCount / req.Limit
if totalCount%req.Limit > 0 {
totalPages++
}
listResponse := &contract.ListProductsResponse{
Products: contractResponses,
TotalCount: totalCount,
Page: req.Page,
Limit: req.Limit,
TotalPages: totalPages,
}
return contract.BuildSuccessResponse(listResponse)
}