Redesigned compose form

app/assets/javascripts/components/features/compose/containers/spoiler_button_container.jsx

@@ -0,0 +1,24 @@
+import { connect } from 'react-redux';
+import TextIconButton from '../components/text_icon_button';
+import { changeComposeSpoilerness } from '../../../actions/compose';
+import { injectIntl, defineMessages } from 'react-intl';
+
+const messages = defineMessages({
+  title: { id: 'compose_form.spoiler', defaultMessage: 'Hide text behind content warning' }
+});
+
+const mapStateToProps = (state, { intl }) => ({
+  label: 'CW',
+  title: intl.formatMessage(messages.title),
+  active: state.getIn(['compose', 'spoiler'])
+});
+
+const mapDispatchToProps = dispatch => ({
+
+  onClick () {
+    dispatch(changeComposeSpoilerness());
+  }
+
+});
+
+export default injectIntl(connect(mapStateToProps, mapDispatchToProps)(TextIconButton));