Fix: Hide the download button if it is an empty file #3762 (#3853)

### What problem does this PR solve?

Fix: Hide the download button if it is an empty file #3762

### Type of change

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

web/src/constants/knowledge.ts

@@ -57,3 +57,8 @@ export enum KnowledgeSearchParams {
   DocumentId = 'doc_id',
   KnowledgeId = 'id',
 }
+
+export enum DocumentType {
+  Virtual = 'virtual',
+  Visual = 'visual',
+}

web/src/pages/add-knowledge/components/knowledge-file/parsing-action-cell/index.tsx

@@ -11,6 +11,7 @@ import {
 import { Button, Dropdown, MenuProps, Space, Tooltip } from 'antd';
 import { isParserRunning } from '../utils';
 
+import { DocumentType } from '../constant';
 import styles from './index.less';
 
 interface IProps {
@@ -31,6 +32,7 @@ const ParsingActionCell = ({
   const { t } = useTranslate('knowledgeDetails');
   const { removeDocument } = useRemoveNextDocument();
   const showDeleteConfirm = useShowDeleteConfirm();
+  const isVirtualDocument = record.type === DocumentType.Virtual;
 
   const onRmDocument = () => {
     if (!isRunning) {
@@ -73,6 +75,7 @@ const ParsingActionCell = ({
 
   return (
     <Space size={0}>
+      {isVirtualDocument || (
         <Dropdown
           menu={{ items: chunkItems }}
           trigger={['click']}
@@ -82,6 +85,7 @@ const ParsingActionCell = ({
             <ToolOutlined size={20} />
           </Button>
         </Dropdown>
+      )}
       <Tooltip title={t('rename', { keyPrefix: 'common' })}>
         <Button
           type="text"
@@ -102,6 +106,7 @@ const ParsingActionCell = ({
           <DeleteOutlined size={20} />
         </Button>
       </Tooltip>
+      {isVirtualDocument || (
         <Tooltip title={t('download', { keyPrefix: 'common' })}>
           <Button
             type="text"
@@ -112,6 +117,7 @@ const ParsingActionCell = ({
             <DownloadOutlined size={20} />
           </Button>
         </Tooltip>
+      )}
     </Space>
   );
 };

web/src/pages/add-knowledge/components/knowledge-file/parsing-status-cell/index.tsx

@@ -7,7 +7,7 @@ import { Badge, DescriptionsProps, Flex, Popover, Space, Tag } from 'antd';
 import classNames from 'classnames';
 import { useTranslation } from 'react-i18next';
 import reactStringReplace from 'react-string-replace';
-import { RunningStatus, RunningStatusMap } from '../constant';
+import { DocumentType, RunningStatus, RunningStatusMap } from '../constant';
 import { useHandleRunDocumentByIds } from '../hooks';
 import { isParserRunning } from '../utils';
 import styles from './index.less';
@@ -96,7 +96,7 @@ export const ParsingStatusCell = ({ record }: IProps) => {
     handleRunDocumentByIds(record.id, isRunning);
   };
 
-  return (
+  return record.type === DocumentType.Virtual ? null : (
     <Flex justify={'space-between'} align="center">
       <Popover content={<PopoverContent record={record}></PopoverContent>}>
         <Tag color={runningStatus.color}>