Unified API response json schema (#3170)

### What problem does this PR solve?

Unified API response json schema

### Type of change

- [x] Refactoring

web/src/components/message-input/index.tsx

@@ -53,8 +53,8 @@ const getFileIds = (fileList: UploadFile[]) => {
 };
 
 const isUploadSuccess = (file: UploadFile) => {
-  const retcode = get(file, 'response.retcode');
-  return typeof retcode === 'number' && retcode === 0;
+  const code = get(file, 'response.code');
+  return typeof code === 'number' && code === 0;
 };
 
 interface IProps {
@@ -116,7 +116,7 @@ const MessageInput = ({
       const creatingRet = await createConversationBeforeUploadDocument(
         file.name,
       );
-      if (creatingRet?.retcode === 0) {
+      if (creatingRet?.code === 0) {
         nextConversationId = creatingRet.data.id;
       }
     }
@@ -140,7 +140,7 @@ const MessageInput = ({
         originFileObj: file as any,
         response: ret,
         percent: 100,
-        status: ret?.retcode === 0 ? 'done' : 'error',
+        status: ret?.code === 0 ? 'done' : 'error',
       });
       return nextList;
     });

web/src/components/message-item/hooks.ts

@@ -43,8 +43,8 @@ export const useRemoveMessage = (
   const onRemoveMessage = useCallback(async () => {
     const pureId = getMessagePureId(messageId);
     if (pureId) {
-      const retcode = await deleteMessage(pureId);
-      if (retcode === 0) {
+      const code = await deleteMessage(pureId);
+      if (code === 0) {
         removeMessageById?.(messageId);
       }
     }

web/src/components/pdf-previewer/hooks.ts

@@ -6,8 +6,8 @@ export const useCatchDocumentError = (url: string) => {
 
   const fetchDocument = useCallback(async () => {
     const { data } = await axios.get(url);
-    if (data.retcode !== 0) {
-      setError(data?.retmsg);
+    if (data.code !== 0) {
+      setError(data?.message);
     }
   }, [url]);
   useEffect(() => {