Added shortcuts

• Added:
- shortcuts functionality
- shortcuts route, controller, model
- shortcut error message for "exists"
- shortcut redux
- EditShortcutsModal, constant
- links to sidebar, sidebar_xs
- options to add/remove group, account in GroupOptionsPopover, ProfileOptionsPopover
- shortcuts page, feature/list

app/javascript/gabsocial/features/shortcuts.js

@@ -0,0 +1,62 @@
+import ImmutablePureComponent from 'react-immutable-pure-component'
+import ImmutablePropTypes from 'react-immutable-proptypes'
+import { fetchShortcuts } from '../actions/shortcuts'
+import ColumnIndicator from '../components/column_indicator'
+import List from '../components/list'
+
+const mapStateToProps = (state) => ({
+  isError: state.getIn(['shortcuts', 'isError']),
+  isLoading: state.getIn(['shortcuts', 'isLoading']),
+  shortcuts: state.getIn(['shortcuts', 'items']),
+})
+
+const mapDispatchToProps = (dispatch) => ({
+  onFetchShortcuts() {
+    dispatch(fetchShortcuts())
+  },
+})
+
+export default
+@connect(mapStateToProps, mapDispatchToProps)
+class Shortcuts extends ImmutablePureComponent {
+
+  static propTypes = {
+    isLoading: PropTypes.bool.isRequired,
+    isError: PropTypes.bool.isRequired,
+    onFetchShortcuts: PropTypes.func.isRequired,
+    shortcuts: ImmutablePropTypes.list,
+  }
+
+  componentDidMount() {
+    this.props.onFetchShortcuts()
+  }
+
+  render() {
+    const {
+      isLoading,
+      isError,
+      shortcuts,
+    } = this.props
+
+    if (isLoading) {
+      return <ColumnIndicator type='loading' />
+    } else if (isError) {
+      return <ColumnIndicator type='error' message='Error fetching shortcuts' />
+    }
+
+    const listItems = shortcuts.map((s) => ({
+      to: s.get('to'),
+      title: s.get('title'),
+      image: s.get('image'),
+    }))
+
+    return (
+      <List
+        scrollKey='shortcuts'
+        emptyMessage='You have no shortcuts'
+        items={listItems}
+      />
+    )
+  }
+
+}