qudoco-be/app/module/magazines/service/magazines.service.go

263 lines
7.8 KiB
Go

package service
import (
"context"
"fmt"
"github.com/gofiber/fiber/v2"
"github.com/google/uuid"
"github.com/minio/minio-go/v7"
"github.com/rs/zerolog"
"io"
"log"
"math/rand"
"mime"
"path/filepath"
"strconv"
"strings"
"time"
"web-qudo-be/app/database/entity"
magazineFilesRepository "web-qudo-be/app/module/magazine_files/repository"
"web-qudo-be/app/module/magazines/mapper"
"web-qudo-be/app/module/magazines/repository"
"web-qudo-be/app/module/magazines/request"
"web-qudo-be/app/module/magazines/response"
usersRepository "web-qudo-be/app/module/users/repository"
config "web-qudo-be/config/config"
minioStorage "web-qudo-be/config/config"
"web-qudo-be/utils/paginator"
utilSvc "web-qudo-be/utils/service"
)
// MagazinesService
type magazinesService struct {
Repo repository.MagazinesRepository
UsersRepo usersRepository.UsersRepository
MagazineFilesRepo magazineFilesRepository.MagazineFilesRepository
MinioStorage *minioStorage.MinioStorage
Log zerolog.Logger
Cfg *config.Config
}
// MagazinesService define interface of IMagazinesService
type MagazinesService interface {
All(clientId *uuid.UUID, req request.MagazinesQueryRequest) (magazines []*response.MagazinesResponse, paging paginator.Pagination, err error)
Show(clientId *uuid.UUID, id uint) (magazines *response.MagazinesResponse, err error)
Save(clientId *uuid.UUID, req request.MagazinesCreateRequest, authToken string) (magazines *entity.Magazines, err error)
Update(clientId *uuid.UUID, id uint, req request.MagazinesUpdateRequest) (err error)
SaveThumbnail(clientId *uuid.UUID, c *fiber.Ctx) (err error)
Viewer(clientId *uuid.UUID, c *fiber.Ctx) (err error)
Delete(clientId *uuid.UUID, id uint) error
}
// NewMagazinesService init MagazinesService
func NewMagazinesService(repo repository.MagazinesRepository, magazineFilesRepo magazineFilesRepository.MagazineFilesRepository, usersRepo usersRepository.UsersRepository, minioStorage *minioStorage.MinioStorage, log zerolog.Logger, cfg *config.Config) MagazinesService {
return &magazinesService{
Repo: repo,
MagazineFilesRepo: magazineFilesRepo,
UsersRepo: usersRepo,
MinioStorage: minioStorage,
Log: log,
Cfg: cfg,
}
}
// All implement interface of MagazinesService
func (_i *magazinesService) All(clientId *uuid.UUID, req request.MagazinesQueryRequest) (magaziness []*response.MagazinesResponse, paging paginator.Pagination, err error) {
results, paging, err := _i.Repo.GetAll(clientId, req)
if err != nil {
return
}
host := _i.Cfg.App.Domain
for _, result := range results {
magaziness = append(magaziness, mapper.MagazinesResponseMapper(result, _i.MagazineFilesRepo, host))
}
return
}
func (_i *magazinesService) Show(clientId *uuid.UUID, id uint) (magazines *response.MagazinesResponse, err error) {
result, err := _i.Repo.FindOne(clientId, id)
if err != nil {
return nil, err
}
host := _i.Cfg.App.Domain
return mapper.MagazinesResponseMapper(result, _i.MagazineFilesRepo, host), nil
}
func (_i *magazinesService) Save(clientId *uuid.UUID, req request.MagazinesCreateRequest, authToken string) (magazines *entity.Magazines, err error) {
_i.Log.Info().Interface("data", req).Msg("")
newReq := req.ToEntity()
createdBy := utilSvc.GetUserInfo(_i.Log, _i.UsersRepo, authToken)
newReq.CreatedById = &createdBy.ID
// Set ClientId on entity
newReq.ClientId = clientId
saveMagazineResponse, err := _i.Repo.Create(newReq)
if err != nil {
return nil, err
}
return saveMagazineResponse, nil
}
func (_i *magazinesService) SaveThumbnail(clientId *uuid.UUID, c *fiber.Ctx) (err error) {
id, err := strconv.ParseUint(c.Params("id"), 10, 0)
if err != nil {
return err
}
_i.Log.Info().Str("timestamp", time.Now().
Format(time.RFC3339)).Str("Service:magazinesService", "Methods:SaveThumbnail").
Interface("id", id).Msg("")
bucketName := _i.MinioStorage.Cfg.ObjectStorage.MinioStorage.BucketName
form, err := c.MultipartForm()
if err != nil {
return err
}
files := form.File["files"]
// Create minio connection.
minioClient, err := _i.MinioStorage.ConnectMinio()
if err != nil {
// Return status 500 and minio connection error.
return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{
"error": true,
"msg": err.Error(),
})
}
// Iterasi semua file yang diunggah
for _, file := range files {
_i.Log.Info().Str("timestamp", time.Now().
Format(time.RFC3339)).Str("Service:Resource", "Uploader:: loop1").
Interface("data", file).Msg("")
src, err := file.Open()
if err != nil {
return err
}
defer src.Close()
filename := filepath.Base(file.Filename)
filename = strings.ReplaceAll(filename, " ", "")
filenameWithoutExt := filepath.Clean(filename[:len(filename)-len(filepath.Ext(filename))])
extension := filepath.Ext(file.Filename)[1:]
now := time.Now()
rand.New(rand.NewSource(now.UnixNano()))
randUniqueId := rand.Intn(1000000)
newFilenameWithoutExt := filenameWithoutExt + "_" + strconv.Itoa(randUniqueId)
newFilename := newFilenameWithoutExt + "." + extension
objectName := fmt.Sprintf("magazines/thumbnail/%d/%d/%s", now.Year(), now.Month(), newFilename)
findCategory, err := _i.Repo.FindOne(clientId, uint(id))
findCategory.ThumbnailName = &newFilename
findCategory.ThumbnailPath = &objectName
err = _i.Repo.Update(clientId, uint(id), findCategory)
if err != nil {
return err
}
// Upload file ke MinIO
_, err = minioClient.PutObject(context.Background(), bucketName, objectName, src, file.Size, minio.PutObjectOptions{})
if err != nil {
return err
}
}
return
}
func (_i *magazinesService) Update(clientId *uuid.UUID, id uint, req request.MagazinesUpdateRequest) (err error) {
_i.Log.Info().Interface("data", req).Msg("")
// Set ClientId on entity
entity := req.ToEntity()
entity.ClientId = clientId
return _i.Repo.Update(clientId, id, entity)
}
func (_i *magazinesService) Delete(clientId *uuid.UUID, id uint) error {
return _i.Repo.Delete(clientId, id)
}
func (_i *magazinesService) Viewer(clientId *uuid.UUID, c *fiber.Ctx) (err error) {
thumbnailName := c.Params("thumbnailName")
emptyImage := "empty-image.jpg"
searchThumbnail := emptyImage
if thumbnailName != emptyImage {
result, err := _i.Repo.FindByFilename(clientId, thumbnailName)
if err != nil {
return err
}
_i.Log.Info().Str("timestamp", time.Now().
Format(time.RFC3339)).Str("Service:Resource", "magazinesService:Viewer").
Interface("resultThumbnail", result.ThumbnailPath).Msg("")
if result.ThumbnailPath != nil {
searchThumbnail = *result.ThumbnailPath
} else {
searchThumbnail = "magazines/thumbnail/" + emptyImage
}
} else {
searchThumbnail = "magazines/thumbnail/" + emptyImage
}
ctx := context.Background()
bucketName := _i.MinioStorage.Cfg.ObjectStorage.MinioStorage.BucketName
objectName := searchThumbnail
// Create minio connection.
minioClient, err := _i.MinioStorage.ConnectMinio()
if err != nil {
// Return status 500 and minio connection error.
return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{
"error": true,
"msg": err.Error(),
})
}
fileContent, err := minioClient.GetObject(ctx, bucketName, objectName, minio.GetObjectOptions{})
if err != nil {
log.Fatalln(err)
}
defer fileContent.Close()
contentType := mime.TypeByExtension("." + getFileExtension(objectName))
if contentType == "" {
contentType = "application/octet-stream"
}
c.Set("Content-Type", contentType)
if _, err := io.Copy(c.Response().BodyWriter(), fileContent); err != nil {
return err
}
return
}
func getFileExtension(filename string) string {
// split file name
parts := strings.Split(filename, ".")
// jika tidak ada ekstensi, kembalikan string kosong
if len(parts) == 1 || (len(parts) == 2 && parts[0] == "") {
return ""
}
// ambil ekstensi terakhir
return parts[len(parts)-1]
}