refactor: upload excel error tips

backend/apps/datasource/api/datasource.py

@@ -565,7 +565,7 @@ async def parse_excel(file: UploadFile = File(..., description=f"{PLACEHOLDER_PR
 
 
 @router.post("/importToDb", response_model=None, summary=f"{PLACEHOLDER_PREFIX}ds_import_to_db")
-async def import_to_db(session: SessionDep, import_req: ImportRequest):
+async def import_to_db(session: SessionDep, trans: Trans, import_req: ImportRequest):
     save_path = os.path.join(path, import_req.filePath)
     if not os.path.exists(save_path):
         raise HTTPException(400, "File not found")
@@ -585,11 +585,14 @@ async def import_to_db(session: SessionDep, import_req: ImportRequest):
                 for col in field_mapping.keys()
             }
 
-            if save_path.endswith(".csv"):
-                df = pd.read_csv(save_path, engine='c', dtype=dtype_dict)
-                sheet_name = "Sheet1"
-            else:
-                df = pd.read_excel(save_path, sheet_name=sheet_name, engine='calamine', dtype=dtype_dict)
+            try:
+                if save_path.endswith(".csv"):
+                    df = pd.read_csv(save_path, engine='c', dtype=dtype_dict)
+                    sheet_name = "Sheet1"
+                else:
+                    df = pd.read_excel(save_path, sheet_name=sheet_name, engine='calamine', dtype=dtype_dict)
+            except Exception as e:
+                raise HTTPException(500, f"{trans('i18n_ds_upload_error')}: {str(e)}")
 
             conn = engine.raw_connection()
             cursor = conn.cursor()
@@ -615,7 +618,7 @@ async def import_to_db(session: SessionDep, import_req: ImportRequest):
                     "rows": len(df)
                 })
             except Exception as e:
-                raise HTTPException(400, f"Insert data failed for {table_name}: {str(e)}")
+                raise HTTPException(500, f"Insert data failed for {table_name}: {str(e)}")
             finally:
                 cursor.close()
                 conn.close()

backend/locales/en.json

@@ -51,6 +51,7 @@
     "miss_default": "Default large language model has not been configured"
   },
   "i18n_ds_invalid": "Datasource connection is invalid",
+  "i18n_ds_upload_error": "Upload Failed",
   "i18n_embedded": {
     "invalid_origin": "Domain name validation failed【{origin}】"
   },

backend/locales/ko-KR.json

@@ -51,6 +51,7 @@
     "miss_default": "기본 대형 언어 모델이 구성되지 않았습니다"
   },
   "i18n_ds_invalid": "데이터 소스 연결이 무효합니다",
+  "i18n_ds_upload_error": "파일 업로드 실패",
   "i18n_embedded": {
     "invalid_origin": "도메인 이름 검증 실패 【{origin}】"
   },

backend/locales/zh-CN.json

@@ -51,6 +51,7 @@
     "miss_default": "尚未配置默认大语言模型"
   },
   "i18n_ds_invalid": "数据源连接无效",
+  "i18n_ds_upload_error": "上传文件失败",
   "i18n_embedded": {
     "invalid_origin": "域名校验失败【{origin}】"
   },

backend/locales/zh-TW.json

@@ -51,6 +51,7 @@
     "miss_default": "尚未配置默認大語言模型"
   },
   "i18n_ds_invalid": "數據源連接無效",
+  "i18n_ds_upload_error": "上傳文件失敗",
   "i18n_embedded": {
     "invalid_origin": "網域校驗失敗【{origin}】"
   },