Dropdown menu refactors

frontend/menus/DocumentMenu.js

@@ -0,0 +1,53 @@
+// @flow
+import React, { Component } from 'react';
+import { withRouter } from 'react-router-dom';
+import { inject, observer } from 'mobx-react';
+import Document from 'models/Document';
+import UiStore from 'stores/UiStore';
+import Icon from 'components/Icon';
+import { DropdownMenu, DropdownMenuItem } from 'components/DropdownMenu';
+
+@observer class DocumentMenu extends Component {
+  props: {
+    ui: UiStore,
+    label?: React$Element<any>,
+    history: Object,
+    document: Document,
+  };
+
+  onCreateDocument = () => {
+    this.props.history.push(`${this.props.document.collection.url}/new`);
+  };
+
+  onCreateChild = () => {
+    this.props.history.push(`${this.props.document.url}/new`);
+  };
+
+  onDelete = () => {
+    const { document } = this.props;
+    this.props.ui.setActiveModal('delete-document', { document });
+  };
+
+  onExport = () => {
+    this.props.document.download();
+  };
+
+  render() {
+    const { document, label } = this.props;
+    const { collection, allowDelete } = document;
+
+    return (
+      <DropdownMenu label={label || <Icon type="MoreHorizontal" />}>
+        {collection &&
+          <DropdownMenuItem onClick={this.onCreateDocument}>
+            New document
+          </DropdownMenuItem>}
+        <DropdownMenuItem onClick={this.onExport}>Export</DropdownMenuItem>
+        {allowDelete &&
+          <DropdownMenuItem onClick={this.onDelete}>Delete</DropdownMenuItem>}
+      </DropdownMenu>
+    );
+  }
+}
+
+export default withRouter(inject('ui')(DocumentMenu));