fix

backend/internal/handler/photo/uploadPhotoHandler.go

@@ -1,6 +1,7 @@
 package photo
 
 import (
+	"fmt"
 	"net/http"
 
 	"github.com/zeromicro/go-zero/rest/httpx"
@@ -12,14 +13,37 @@ import (
 // 上传照片
 func UploadPhotoHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
-		var req types.UploadPhotoRequest
-		if err := httpx.Parse(r, &req); err != nil {
+		// 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)
+		resp, err := l.UploadPhoto(&req, file, header)
 		if err != nil {
 			httpx.ErrorCtx(r.Context(), w, err)
 		} else {