SIP-32: Moving frontend code to the base of the repo (#9098)

* move assets out, get webpack dev working

* update docs to reference superset-frontend

* draw the rest of the owl

* fix docs

* fix webpack script

* rats

* correct docs

* fix tox dox

superset-frontend/src/dashboard/components/RefreshIntervalModal.jsx

@@ -0,0 +1,85 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+import React from 'react';
+import PropTypes from 'prop-types';
+import Select from 'react-select';
+import { t } from '@superset-ui/translation';
+
+import ModalTrigger from '../../components/ModalTrigger';
+
+const propTypes = {
+  triggerNode: PropTypes.node.isRequired,
+  refreshFrequency: PropTypes.number.isRequired,
+  onChange: PropTypes.func.isRequired,
+  editMode: PropTypes.bool.isRequired,
+};
+
+const options = [
+  [0, t("Don't refresh")],
+  [10, t('10 seconds')],
+  [30, t('30 seconds')],
+  [60, t('1 minute')],
+  [300, t('5 minutes')],
+  [1800, t('30 minutes')],
+  [3600, t('1 hour')],
+  [21600, t('6 hours')],
+  [43200, t('12 hours')],
+  [86400, t('24 hours')],
+].map(o => ({ value: o[0], label: o[1] }));
+
+class RefreshIntervalModal extends React.PureComponent {
+  constructor(props) {
+    super(props);
+    this.state = {
+      refreshFrequency: props.refreshFrequency,
+    };
+    this.handleFrequencyChange = this.handleFrequencyChange.bind(this);
+  }
+
+  handleFrequencyChange(opt) {
+    const value = opt ? opt.value : options[0].value;
+    this.setState({
+      refreshFrequency: value,
+    });
+    this.props.onChange(value, this.props.editMode);
+  }
+
+  render() {
+    return (
+      <ModalTrigger
+        triggerNode={this.props.triggerNode}
+        isMenuItem
+        modalTitle={t('Refresh Interval')}
+        modalBody={
+          <div>
+            {t('Choose the refresh frequency for this dashboard')}
+            <Select
+              options={options}
+              value={this.state.refreshFrequency}
+              onChange={this.handleFrequencyChange}
+            />
+          </div>
+        }
+      />
+    );
+  }
+}
+RefreshIntervalModal.propTypes = propTypes;
+
+export default RefreshIntervalModal;