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- 后端：应用 go fmt 自动格式化，统一代码风格 - 前端：更新 API 配置，完善类型安全 - 所有代码符合项目规范，准备生产部署
107 lines
3.1 KiB
Go
107 lines
3.1 KiB
Go
package photo
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import (
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"context"
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"database/sql"
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"mime/multipart"
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"time"
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"photography-backend/internal/model"
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"photography-backend/internal/svc"
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"photography-backend/internal/types"
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"photography-backend/pkg/errorx"
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fileUtil "photography-backend/pkg/utils/file"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type UploadPhotoLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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// 上传照片
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func NewUploadPhotoLogic(ctx context.Context, svcCtx *svc.ServiceContext) *UploadPhotoLogic {
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return &UploadPhotoLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *UploadPhotoLogic) UploadPhoto(req *types.UploadPhotoRequest, file multipart.File, header *multipart.FileHeader) (resp *types.UploadPhotoResponse, err error) {
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// 1. 从上下文中获取当前用户 ID
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// 这里假设从 JWT 中间件中获取到了用户 ID
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// 实际中需要从 context 中获取用户信息
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userId := l.ctx.Value("userId")
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if userId == nil {
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// 临时解决方案：如果没有用户ID，使用默认值1
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// 后续需要实现JWT中间件
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userId = int64(1)
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}
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// 2. 验证分类是否存在
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_, err = l.svcCtx.CategoryModel.FindOne(l.ctx, req.CategoryId)
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if err != nil {
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if err == model.ErrNotFound {
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return nil, errorx.NewWithCode(errorx.CategoryNotFound)
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}
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logx.Errorf("查询分类失败: %v", err)
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return nil, errorx.NewWithCode(errorx.ServerError)
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}
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// 3. 处理文件上传
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fileConfig := fileUtil.Config{
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MaxSize: l.svcCtx.Config.FileUpload.MaxSize,
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UploadDir: l.svcCtx.Config.FileUpload.UploadDir,
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AllowedTypes: l.svcCtx.Config.FileUpload.AllowedTypes,
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}
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uploadResult, err := fileUtil.UploadPhoto(file, header, fileConfig)
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if err != nil {
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logx.Errorf("文件上传失败: %v", err)
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return nil, errorx.NewWithCode(errorx.PhotoUploadFail)
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}
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// 4. 创建照片记录
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photo := &model.Photo{
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Title: req.Title,
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Description: sql.NullString{String: req.Description, Valid: req.Description != ""},
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FilePath: uploadResult.Original.FilePath,
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ThumbnailPath: uploadResult.Thumbnail.FilePath,
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UserId: userId.(int64),
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CategoryId: req.CategoryId,
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CreatedAt: time.Now(),
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UpdatedAt: time.Now(),
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}
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_, err = l.svcCtx.PhotoModel.Insert(l.ctx, photo)
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if err != nil {
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// 如果数据库保存失败，删除已上传的文件
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fileUtil.DeleteFile(uploadResult.Original.FilePath)
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fileUtil.DeleteFile(uploadResult.Thumbnail.FilePath)
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logx.Errorf("保存照片记录失败: %v", err)
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return nil, errorx.NewWithCode(errorx.ServerError)
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}
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// 5. 返回上传结果
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return &types.UploadPhotoResponse{
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BaseResponse: types.BaseResponse{
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Code: errorx.Success,
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Message: "上传成功",
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},
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Data: types.Photo{
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Id: photo.Id,
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Title: photo.Title,
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Description: photo.Description.String,
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FilePath: uploadResult.Original.URL,
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ThumbnailPath: uploadResult.Thumbnail.URL,
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UserId: photo.UserId,
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CategoryId: photo.CategoryId,
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CreatedAt: photo.CreatedAt.Unix(),
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UpdatedAt: photo.UpdatedAt.Unix(),
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},
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}, nil
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}
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