Fix some issues in API (#2982)

### What problem does this PR solve?

Fix some issues in API

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

---------

Co-authored-by: liuhua <10215101452@stu.ecun.edu.cn>

api/utils/api_utils.py

@@ -337,4 +337,23 @@ def valid(permission,valid_permission,language,valid_language,chunk_method,valid
 
 def valid_parameter(parameter,valid_values):
     if parameter and parameter not in valid_values:
-       return get_error_data_result(f"{parameter}  not in {valid_values}")
+       return get_error_data_result(f"{parameter}  not in {valid_values}")
+
+def get_parser_config(chunk_method,parser_config):
+    if parser_config:
+        return parser_config
+    if not chunk_method:
+        chunk_method = "naive"
+    key_mapping={"naive":{"chunk_token_num": 128, "delimiter": "\\n!?;。；！？", "html4excel": False,"layout_recognize": True, "raptor": {"user_raptor": False}},
+                 "qa":{"raptor":{"use_raptor":False}},
+                 "resume":None,
+                 "manual":{"raptor":{"use_raptor":False}},
+                 "table":None,
+                 "paper":{"raptor":{"use_raptor":False}},
+                 "book":{"raptor":{"use_raptor":False}},
+                 "laws":{"raptor":{"use_raptor":False}},
+                 "presentation":{"raptor":{"use_raptor":False}},
+                 "one":None,
+                 "knowledge_graph":{"chunk_token_num":8192,"delimiter":"\\n!?;。；！？","entity_types":["organization","person","location","event","time"]}}
+    parser_config=key_mapping[chunk_method]
+    return parser_config