package photo

import (
	"fmt"
	"net/http"

	"github.com/zeromicro/go-zero/rest/httpx"
	"photography-backend/internal/logic/photo"
	"photography-backend/internal/svc"
	"photography-backend/internal/types"
)

// 上传照片
func UploadPhotoHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		// 解析 multipart form
		err := r.ParseMultipartForm(32 << 20) // 32MB
		if err != nil {
			httpx.ErrorCtx(r.Context(), w, err)
			return
		}

		// 获取文件
		file, header, err := r.FormFile("file")
		if err != nil {
			httpx.ErrorCtx(r.Context(), w, err)
			return
		}
		defer file.Close()

		// 获取表单参数
		req := types.UploadPhotoRequest{
			Title:       r.FormValue("title"),
			Description: r.FormValue("description"),
		}
		
		// 解析 category_id
		if categoryIdStr := r.FormValue("category_id"); categoryIdStr != "" {
			var categoryId int64
			if _, err := fmt.Sscanf(categoryIdStr, "%d", &categoryId); err == nil {
				req.CategoryId = categoryId
			}
		}

		l := photo.NewUploadPhotoLogic(r.Context(), svcCtx)
		resp, err := l.UploadPhoto(&req, file, header)
		if err != nil {
			httpx.ErrorCtx(r.Context(), w, err)
		} else {
			httpx.OkJsonCtx(r.Context(), w, resp)
		}
	}
}