MIF_E31222379_BE/internal/services/trash_service.go

609 lines
18 KiB
Go

package services
import (
"fmt"
"log"
"mime/multipart"
"os"
"path/filepath"
"time"
"rijig/dto"
"rijig/internal/repositories"
"rijig/model"
"rijig/utils"
"github.com/google/uuid"
)
type TrashService interface {
CreateCategory(request dto.RequestTrashCategoryDTO, iconTrash *multipart.FileHeader) (*dto.ResponseTrashCategoryDTO, error)
AddDetailToCategory(request dto.RequestTrashDetailDTO) (*dto.ResponseTrashDetailDTO, error)
GetCategories() ([]dto.ResponseTrashCategoryDTO, error)
GetCategoryByID(id string) (*dto.ResponseTrashCategoryDTO, error)
GetTrashDetailByID(id string) (*dto.ResponseTrashDetailDTO, error)
UpdateCategory(id string, request dto.RequestTrashCategoryDTO, iconPath *multipart.FileHeader) (*dto.ResponseTrashCategoryDTO, error)
UpdateDetail(id string, request dto.RequestTrashDetailDTO) (*dto.ResponseTrashDetailDTO, error)
DeleteCategory(id string) error
DeleteDetail(id string) error
}
type trashService struct {
TrashRepo repositories.TrashRepository
}
func NewTrashService(trashRepo repositories.TrashRepository) TrashService {
return &trashService{TrashRepo: trashRepo}
}
func (s *trashService) saveIconOfTrash(iconTrash *multipart.FileHeader) (string, error) {
pathImage := "/uploads/icontrash/"
iconTrashDir := "./public" + os.Getenv("BASE_URL") + pathImage
if _, err := os.Stat(iconTrashDir); os.IsNotExist(err) {
if err := os.MkdirAll(iconTrashDir, os.ModePerm); err != nil {
return "", fmt.Errorf("failed to create directory for icon trash: %v", err)
}
}
allowedExtensions := map[string]bool{".jpg": true, ".jpeg": true, ".png": true, ".svg": true}
extension := filepath.Ext(iconTrash.Filename)
if !allowedExtensions[extension] {
return "", fmt.Errorf("invalid file type, only .jpg, .jpeg, and .png are allowed")
}
iconTrashFIleName := fmt.Sprintf("%s_icontrash%s", uuid.New().String(), extension)
iconTrashPath := filepath.Join(iconTrashDir, iconTrashFIleName)
src, err := iconTrash.Open()
if err != nil {
return "", fmt.Errorf("failed to open uploaded file: %v", err)
}
defer src.Close()
dst, err := os.Create(iconTrashPath)
if err != nil {
return "", fmt.Errorf("failed to create icon trash file: %v", err)
}
defer dst.Close()
if _, err := dst.ReadFrom(src); err != nil {
return "", fmt.Errorf("failed to save icon trash: %v", err)
}
iconTrashUrl := fmt.Sprintf("%s%s", pathImage, iconTrashFIleName)
return iconTrashUrl, nil
}
func deleteIconTrashFIle(imagePath string) error {
if imagePath == "" {
return nil
}
baseDir := "./public/" + os.Getenv("BASE_URL")
absolutePath := baseDir + imagePath
if _, err := os.Stat(absolutePath); os.IsNotExist(err) {
return fmt.Errorf("image file not found: %v", err)
}
err := os.Remove(absolutePath)
if err != nil {
return fmt.Errorf("failed to delete image: %v", err)
}
log.Printf("Image deleted successfully: %s", absolutePath)
return nil
}
func (s *trashService) CreateCategory(request dto.RequestTrashCategoryDTO, iconTrash *multipart.FileHeader) (*dto.ResponseTrashCategoryDTO, error) {
errors, valid := request.ValidateTrashCategoryInput()
if !valid {
return nil, fmt.Errorf("validation error: %v", errors)
}
icontrashPath, err := s.saveIconOfTrash(iconTrash)
if err != nil {
return nil, fmt.Errorf("gagal menyimpan ikon sampah: %v", err)
}
category := model.TrashCategory{
Name: request.Name,
Icon: icontrashPath,
}
if err := s.TrashRepo.CreateCategory(&category); err != nil {
return nil, fmt.Errorf("failed to create category: %v", err)
}
createdAt, _ := utils.FormatDateToIndonesianFormat(category.CreatedAt)
updatedAt, _ := utils.FormatDateToIndonesianFormat(category.UpdatedAt)
categoryResponseDTO := &dto.ResponseTrashCategoryDTO{
ID: category.ID,
Name: category.Name,
Icon: category.Icon,
CreatedAt: createdAt,
UpdatedAt: updatedAt,
}
if err := s.CacheCategoryAndDetails(category.ID, categoryResponseDTO, nil, time.Hour*6); err != nil {
return nil, fmt.Errorf("error caching category: %v", err)
}
categories, err := s.TrashRepo.GetCategories()
if err == nil {
var categoriesDTO []dto.ResponseTrashCategoryDTO
for _, c := range categories {
ccreatedAt, _ := utils.FormatDateToIndonesianFormat(c.CreatedAt)
cupdatedAt, _ := utils.FormatDateToIndonesianFormat(c.UpdatedAt)
categoriesDTO = append(categoriesDTO, dto.ResponseTrashCategoryDTO{
ID: c.ID,
Name: c.Name,
Icon: c.Icon,
CreatedAt: ccreatedAt,
UpdatedAt: cupdatedAt,
})
}
if err := s.CacheCategoryList(categoriesDTO, time.Hour*6); err != nil {
fmt.Printf("Error caching all categories: %v\n", err)
}
}
return categoryResponseDTO, nil
}
func (s *trashService) AddDetailToCategory(request dto.RequestTrashDetailDTO) (*dto.ResponseTrashDetailDTO, error) {
errors, valid := request.ValidateTrashDetailInput()
if !valid {
return nil, fmt.Errorf("validation error: %v", errors)
}
detail := model.TrashDetail{
CategoryID: request.CategoryID,
Description: request.Description,
Price: request.Price,
}
if err := s.TrashRepo.AddDetailToCategory(&detail); err != nil {
return nil, fmt.Errorf("failed to add detail to category: %v", err)
}
dcreatedAt, _ := utils.FormatDateToIndonesianFormat(detail.CreatedAt)
dupdatedAt, _ := utils.FormatDateToIndonesianFormat(detail.UpdatedAt)
detailResponseDTO := &dto.ResponseTrashDetailDTO{
ID: detail.ID,
CategoryID: detail.CategoryID,
Description: detail.Description,
Price: detail.Price,
CreatedAt: dcreatedAt,
UpdatedAt: dupdatedAt,
}
cacheKey := fmt.Sprintf("detail:%s", detail.ID)
cacheData := map[string]interface{}{
"data": detailResponseDTO,
}
if err := utils.SetJSONData(cacheKey, cacheData, time.Hour*6); err != nil {
return nil, fmt.Errorf("error caching detail: %v", err)
}
category, err := s.TrashRepo.GetCategoryByID(detail.CategoryID)
if err == nil {
ccreatedAt, _ := utils.FormatDateToIndonesianFormat(category.CreatedAt)
cupdatedAt, _ := utils.FormatDateToIndonesianFormat(category.UpdatedAt)
categoryResponseDTO := &dto.ResponseTrashCategoryDTO{
ID: category.ID,
Name: category.Name,
Icon: category.Icon,
CreatedAt: ccreatedAt,
UpdatedAt: cupdatedAt,
}
if err := s.CacheCategoryAndDetails(detail.CategoryID, categoryResponseDTO, category.Details, time.Hour*6); err != nil {
return nil, fmt.Errorf("error caching updated category: %v", err)
}
} else {
return nil, fmt.Errorf("error fetching category for cache update: %v", err)
}
return detailResponseDTO, nil
}
func (s *trashService) GetCategories() ([]dto.ResponseTrashCategoryDTO, error) {
cacheKey := "categories:all"
cachedCategories, err := utils.GetJSONData(cacheKey)
if err == nil && cachedCategories != nil {
var categoriesDTO []dto.ResponseTrashCategoryDTO
for _, category := range cachedCategories["data"].([]interface{}) {
categoryData := category.(map[string]interface{})
categoriesDTO = append(categoriesDTO, dto.ResponseTrashCategoryDTO{
ID: categoryData["id"].(string),
Name: categoryData["name"].(string),
Icon: categoryData["icon"].(string),
CreatedAt: categoryData["createdAt"].(string),
UpdatedAt: categoryData["updatedAt"].(string),
})
}
return categoriesDTO, nil
}
categories, err := s.TrashRepo.GetCategories()
if err != nil {
return nil, fmt.Errorf("failed to fetch categories: %v", err)
}
var categoriesDTO []dto.ResponseTrashCategoryDTO
for _, category := range categories {
// path := os.Getenv("BASE_URL")
createdAt, _ := utils.FormatDateToIndonesianFormat(category.CreatedAt)
updatedAt, _ := utils.FormatDateToIndonesianFormat(category.UpdatedAt)
categoriesDTO = append(categoriesDTO, dto.ResponseTrashCategoryDTO{
ID: category.ID,
Name: category.Name,
Icon: category.Icon,
CreatedAt: createdAt,
UpdatedAt: updatedAt,
})
}
cacheData := map[string]interface{}{
"data": categoriesDTO,
}
if err := utils.SetJSONData(cacheKey, cacheData, time.Hour*6); err != nil {
fmt.Printf("Error caching categories: %v\n", err)
}
return categoriesDTO, nil
}
func (s *trashService) GetCategoryByID(id string) (*dto.ResponseTrashCategoryDTO, error) {
cacheKey := fmt.Sprintf("category:%s", id)
cachedCategory, err := utils.GetJSONData(cacheKey)
if err == nil && cachedCategory != nil {
categoryData := cachedCategory["data"].(map[string]interface{})
details := mapDetails(cachedCategory["details"])
return &dto.ResponseTrashCategoryDTO{
ID: categoryData["id"].(string),
Name: categoryData["name"].(string),
Icon: categoryData["icon"].(string),
CreatedAt: categoryData["createdAt"].(string),
UpdatedAt: categoryData["updatedAt"].(string),
Details: details,
}, nil
}
category, err := s.TrashRepo.GetCategoryByID(id)
if err != nil {
return nil, fmt.Errorf("category not found: %v", err)
}
createdAt, _ := utils.FormatDateToIndonesianFormat(category.CreatedAt)
updatedAt, _ := utils.FormatDateToIndonesianFormat(category.UpdatedAt)
categoryDTO := &dto.ResponseTrashCategoryDTO{
ID: category.ID,
Name: category.Name,
Icon: category.Icon,
CreatedAt: createdAt,
UpdatedAt: updatedAt,
}
if category.Details != nil {
var detailsDTO []dto.ResponseTrashDetailDTO
for _, detail := range category.Details {
createdAt, _ := utils.FormatDateToIndonesianFormat(detail.CreatedAt)
updatedAt, _ := utils.FormatDateToIndonesianFormat(detail.UpdatedAt)
detailsDTO = append(detailsDTO, dto.ResponseTrashDetailDTO{
ID: detail.ID,
CategoryID: detail.CategoryID,
Description: detail.Description,
Price: detail.Price,
CreatedAt: createdAt,
UpdatedAt: updatedAt,
})
}
categoryDTO.Details = detailsDTO
}
if err := s.CacheCategoryAndDetails(category.ID, categoryDTO, categoryDTO.Details, time.Hour*6); err != nil {
return nil, fmt.Errorf("error caching category and details: %v", err)
}
return categoryDTO, nil
}
func (s *trashService) GetTrashDetailByID(id string) (*dto.ResponseTrashDetailDTO, error) {
cacheKey := fmt.Sprintf("detail:%s", id)
cachedDetail, err := utils.GetJSONData(cacheKey)
if err == nil && cachedDetail != nil {
detailData := cachedDetail["data"].(map[string]interface{})
return &dto.ResponseTrashDetailDTO{
ID: detailData["id"].(string),
CategoryID: detailData["category_id"].(string),
Description: detailData["description"].(string),
Price: detailData["price"].(float64),
CreatedAt: detailData["createdAt"].(string),
UpdatedAt: detailData["updatedAt"].(string),
}, nil
}
detail, err := s.TrashRepo.GetTrashDetailByID(id)
if err != nil {
return nil, fmt.Errorf("trash detail not found: %v", err)
}
createdAt, _ := utils.FormatDateToIndonesianFormat(detail.CreatedAt)
updatedAt, _ := utils.FormatDateToIndonesianFormat(detail.UpdatedAt)
detailDTO := &dto.ResponseTrashDetailDTO{
ID: detail.ID,
CategoryID: detail.CategoryID,
Description: detail.Description,
Price: detail.Price,
CreatedAt: createdAt,
UpdatedAt: updatedAt,
}
cacheData := map[string]interface{}{
"data": detailDTO,
}
if err := utils.SetJSONData(cacheKey, cacheData, time.Hour*24); err != nil {
return nil, fmt.Errorf("error caching detail: %v", err)
}
return detailDTO, nil
}
func (s *trashService) UpdateCategory(id string, request dto.RequestTrashCategoryDTO, iconPath *multipart.FileHeader) (*dto.ResponseTrashCategoryDTO, error) {
errors, valid := request.ValidateTrashCategoryInput()
if !valid {
return nil, fmt.Errorf("validation error: %v", errors)
}
category, err := s.TrashRepo.GetCategoryByID(id)
if err != nil {
return nil, fmt.Errorf("category not found: %v", err)
}
if category.Icon != "" {
err := deleteIconTrashFIle(category.Icon)
if err != nil {
return nil, fmt.Errorf("failed to delete old image: %v", err)
}
}
var iconTrashPath string
if iconPath != nil {
iconTrashPath, err = s.saveIconOfTrash(iconPath)
if err != nil {
return nil, fmt.Errorf("failed to save card photo: %v", err)
}
}
if iconTrashPath != "" {
category.Icon = iconTrashPath
}
category, err = s.TrashRepo.UpdateCategory(id, category)
if err != nil {
log.Printf("Error updating trash category: %v", err)
return nil, fmt.Errorf("failed to update category: %v", err)
}
createdAt, _ := utils.FormatDateToIndonesianFormat(category.CreatedAt)
updatedAt, _ := utils.FormatDateToIndonesianFormat(category.UpdatedAt)
categoryResponseDTO := &dto.ResponseTrashCategoryDTO{
ID: category.ID,
Name: category.Name,
Icon: category.Icon,
CreatedAt: createdAt,
UpdatedAt: updatedAt,
}
if err := s.CacheCategoryAndDetails(category.ID, categoryResponseDTO, category.Details, time.Hour*6); err != nil {
return nil, fmt.Errorf("error caching updated category: %v", err)
}
allCategories, err := s.TrashRepo.GetCategories()
if err == nil {
var categoriesDTO []dto.ResponseTrashCategoryDTO
for _, c := range allCategories {
ccreatedAt, _ := utils.FormatDateToIndonesianFormat(c.CreatedAt)
cupdatedAt, _ := utils.FormatDateToIndonesianFormat(c.UpdatedAt)
categoriesDTO = append(categoriesDTO, dto.ResponseTrashCategoryDTO{
ID: c.ID,
Name: c.Name,
Icon: c.Icon,
CreatedAt: ccreatedAt,
UpdatedAt: cupdatedAt,
})
}
if err := s.CacheCategoryList(categoriesDTO, time.Hour*6); err != nil {
fmt.Printf("Error caching all categories: %v\n", err)
}
}
return categoryResponseDTO, nil
}
func (s *trashService) UpdateDetail(id string, request dto.RequestTrashDetailDTO) (*dto.ResponseTrashDetailDTO, error) {
errors, valid := request.ValidateTrashDetailInput()
if !valid {
return nil, fmt.Errorf("validation error: %v", errors)
}
if err := s.TrashRepo.UpdateTrashDetail(id, request.Description, request.Price); err != nil {
return nil, fmt.Errorf("failed to update detail: %v", err)
}
detail, err := s.TrashRepo.GetTrashDetailByID(id)
if err != nil {
return nil, fmt.Errorf("trash detail not found: %v", err)
}
createdAt, _ := utils.FormatDateToIndonesianFormat(detail.CreatedAt)
updatedAt, _ := utils.FormatDateToIndonesianFormat(detail.UpdatedAt)
detailResponseDTO := &dto.ResponseTrashDetailDTO{
ID: detail.ID,
CategoryID: detail.CategoryID,
Description: detail.Description,
Price: detail.Price,
CreatedAt: createdAt,
UpdatedAt: updatedAt,
}
cacheKey := fmt.Sprintf("detail:%s", detail.ID)
cacheData := map[string]interface{}{
"data": detailResponseDTO,
}
if err := utils.SetJSONData(cacheKey, cacheData, time.Hour*6); err != nil {
return nil, fmt.Errorf("error caching updated detail: %v", err)
}
category, err := s.TrashRepo.GetCategoryByID(detail.CategoryID)
if err == nil {
ccreatedAt, _ := utils.FormatDateToIndonesianFormat(category.CreatedAt)
cupdatedAt, _ := utils.FormatDateToIndonesianFormat(category.UpdatedAt)
categoryResponseDTO := &dto.ResponseTrashCategoryDTO{
ID: category.ID,
Name: category.Name,
Icon: category.Icon,
CreatedAt: ccreatedAt,
UpdatedAt: cupdatedAt,
}
if err := s.CacheCategoryAndDetails(detail.CategoryID, categoryResponseDTO, category.Details, time.Hour*6); err != nil {
return nil, fmt.Errorf("error caching updated category: %v", err)
}
} else {
fmt.Printf("Error fetching category for cache update: %v\n", err)
}
return detailResponseDTO, nil
}
func (s *trashService) DeleteCategory(id string) error {
detailsCacheKeyPrefix := "detail:"
details, err := s.TrashRepo.GetDetailsByCategoryID(id)
if err != nil {
return fmt.Errorf("failed to fetch details for category %s: %v", id, err)
}
for _, detail := range details {
detailCacheKey := detailsCacheKeyPrefix + detail.ID
if err := s.deleteCache(detailCacheKey); err != nil {
return fmt.Errorf("error clearing cache for deleted detail: %v", err)
}
}
if err := s.TrashRepo.DeleteCategory(id); err != nil {
return fmt.Errorf("failed to delete category: %v", err)
}
if err := s.deleteCache("category:" + id); err != nil {
return fmt.Errorf("error clearing cache for deleted category: %v", err)
}
if err := s.deleteCache("categories:all"); err != nil {
return fmt.Errorf("error clearing categories list cache: %v", err)
}
return nil
}
func (s *trashService) DeleteDetail(id string) error {
detail, err := s.TrashRepo.GetTrashDetailByID(id)
if err != nil {
return fmt.Errorf("trash detail not found: %v", err)
}
if err := s.TrashRepo.DeleteTrashDetail(id); err != nil {
return fmt.Errorf("failed to delete detail: %v", err)
}
detailCacheKey := fmt.Sprintf("detail:%s", id)
if err := s.deleteCache(detailCacheKey); err != nil {
return fmt.Errorf("error clearing cache for deleted detail: %v", err)
}
categoryCacheKey := fmt.Sprintf("category:%s", detail.CategoryID)
if err := s.deleteCache(categoryCacheKey); err != nil {
return fmt.Errorf("error clearing cache for category after detail deletion: %v", err)
}
return nil
}
func mapDetails(details interface{}) []dto.ResponseTrashDetailDTO {
var detailsDTO []dto.ResponseTrashDetailDTO
if details != nil {
for _, detail := range details.([]interface{}) {
detailData := detail.(map[string]interface{})
detailsDTO = append(detailsDTO, dto.ResponseTrashDetailDTO{
ID: detailData["id"].(string),
CategoryID: detailData["category_id"].(string),
Description: detailData["description"].(string),
Price: detailData["price"].(float64),
CreatedAt: detailData["createdAt"].(string),
UpdatedAt: detailData["updatedAt"].(string),
})
}
}
return detailsDTO
}
func (s *trashService) CacheCategoryAndDetails(categoryID string, categoryData interface{}, detailsData interface{}, expiration time.Duration) error {
cacheKey := fmt.Sprintf("category:%s", categoryID)
cacheData := map[string]interface{}{
"data": categoryData,
"details": detailsData,
}
err := utils.SetJSONData(cacheKey, cacheData, expiration)
if err != nil {
return fmt.Errorf("error caching category and details: %v", err)
}
return nil
}
func (s *trashService) CacheCategoryList(categoriesData interface{}, expiration time.Duration) error {
cacheKey := "categories:all"
cacheData := map[string]interface{}{
"data": categoriesData,
}
err := utils.SetJSONData(cacheKey, cacheData, expiration)
if err != nil {
return fmt.Errorf("error caching categories list: %v", err)
}
return nil
}
func (s *trashService) deleteCache(cacheKey string) error {
if err := utils.DeleteData(cacheKey); err != nil {
fmt.Printf("Error clearing cache for key: %v\n", cacheKey)
return fmt.Errorf("error clearing cache for key %s: %v", cacheKey, err)
}
fmt.Printf("Deleted cache for key: %s\n", cacheKey)
return nil
}