New: Don't default manual import to move

Closes #7280
Closes #7309

(cherry picked from commit 0d739cd26d3b18d1456444e9ddf7e71d84e40253)

frontend/src/InteractiveImport/Interactive/InteractiveImportModalContent.js

@@ -81,6 +81,7 @@ const filterExistingFilesOptions = {
 };
 
 const importModeOptions = [
+  { key: 'chooseImportMode', value: translate('ChooseImportMode'), disabled: true },
   { key: 'move', value: translate('MoveFiles') },
   { key: 'copy', value: translate('HardlinkCopyFiles') }
 ];

frontend/src/InteractiveImport/Interactive/InteractiveImportModalContentConnector.js

@@ -1,4 +1,3 @@
-import _ from 'lodash';
 import PropTypes from 'prop-types';
 import React, { Component } from 'react';
 import { connect } from 'react-redux';
@@ -101,9 +100,18 @@ class InteractiveImportModalContentConnector extends Component {
   };
 
   onImportSelectedPress = (selected, importMode) => {
+    const {
+      items
+    } = this.props;
+
     const files = [];
 
-    _.forEach(this.props.items, (item) => {
+    if (importMode === 'chooseImportMode') {
+      this.setState({ interactiveImportErrorMessage: 'An import mode must be selected' });
+      return;
+    }
+
+    items.forEach((item) => {
       const isSelected = selected.indexOf(item.id) > -1;
 
       if (isSelected) {