Revert "feat: sdoc metadata (#6682)" (#6684)

This reverts commit 9bda201094.

frontend/src/metadata/hooks/enable-metadata.js

@@ -1,45 +0,0 @@
-import React, { useContext, useEffect, useMemo, useState } from 'react';
-import metadataAPI from '../api';
-import { Utils } from '../../utils/utils';
-import toaster from '../../components/toast';
-
-// This hook provides content related to seahub interaction, such as whether to enable extended attributes
-const EnableMetadataContext = React.createContext(null);
-
-export const EnableMetadataProvider = ({ repoID, children }) => {
-  const enableMetadataManagement = useMemo(() => {
-    return window.app.pageOptions.enableMetadataManagement;
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [window.app.pageOptions.enableMetadataManagement]);
-
-  const [enableMetadata, setEnableExtendedProperties] = useState(false);
-
-  useEffect(() => {
-    if (!enableMetadataManagement) {
-      return;
-    }
-    metadataAPI.getMetadataStatus(repoID).then(res => {
-      const enableMetadata = res.data.enabled;
-      setEnableExtendedProperties(enableMetadata);
-    }).catch(error => {
-      const errorMsg = Utils.getErrorMsg(error, true);
-      toaster.danger(errorMsg);
-      setEnableExtendedProperties(false);
-    });
-  // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [repoID, enableMetadataManagement]);
-
-  return (
-    <EnableMetadataContext.Provider value={{ enableMetadata }}>
-      {children}
-    </EnableMetadataContext.Provider>
-  );
-};
-
-export const useEnableMetadata = () => {
-  const context = useContext(EnableMetadataContext);
-  if (!context) {
-    throw new Error('\'EnableMetadataContext\' is null');
-  }
-  return context;
-};