mastodon/app/assets/javascripts/components/features/status/components/action_bar.jsx

import PureRenderMixin from 'react-addons-pure-render-mixin';
import IconButton from '../../../components/icon_button';
import ImmutablePropTypes from 'react-immutable-proptypes';
import DropdownMenu from '../../../components/dropdown_menu';
import { injectIntl } from 'react-intl';

const ActionBar = React.createClass({

  propTypes: {
    status: ImmutablePropTypes.map.isRequired,
    onReply: React.PropTypes.func.isRequired,
    onReblog: React.PropTypes.func.isRequired,
    onFavourite: React.PropTypes.func.isRequired,
    onDelete: React.PropTypes.func.isRequired,
    onMention: React.PropTypes.func.isRequired,
    me: React.PropTypes.number.isRequired
  },

  mixins: [PureRenderMixin],

  handleReplyClick () {
    this.props.onReply(this.props.status);
  },

  handleReblogClick () {
    this.props.onReblog(this.props.status);
  },

  handleFavouriteClick () {
    this.props.onFavourite(this.props.status);
  },

  handleDeleteClick () {
    this.props.onDelete(this.props.status);
  },

  handleMentionClick () {
    this.props.onMention(this.props.status.get('account'));
  },

  render () {
    const { status, me, intl } = this.props;

    let menu = [];

    if (me === status.getIn(['account', 'id'])) {
      menu.push({ text: intl.formatMessage({ id: 'status.delete', defaultMessage: 'Delete' }), action: this.handleDeleteClick });
    } else {
      menu.push({ text: intl.formatMessage({ id: 'status.mention', defaultMessage: 'Mention' }), action: this.handleMentionClick });
    }

    return (
      <div style={{ background: '#2f3441', display: 'flex', flexDirection: 'row', borderTop: '1px solid #363c4b', borderBottom: '1px solid #363c4b', padding: '10px 0' }}>
        <div style={{ flex: '1 1 auto', textAlign: 'center' }}><IconButton title={intl.formatMessage({ id: 'status.reply', defaultMessage: 'Reply' })} icon='reply' onClick={this.handleReplyClick} /></div>
        <div style={{ flex: '1 1 auto', textAlign: 'center' }}><IconButton active={status.get('reblogged')} title={intl.formatMessage({ id: 'status.reblog', defaultMessage: 'Reblog' })} icon='retweet' onClick={this.handleReblogClick} /></div>
        <div style={{ flex: '1 1 auto', textAlign: 'center' }}><IconButton active={status.get('favourited')} title={intl.formatMessage({ id: 'status.favourite', defaultMessage: 'Favourite' })} icon='star' onClick={this.handleFavouriteClick} activeStyle={{ color: '#ca8f04' }} /></div>
        <div style={{ flex: '1 1 auto', textAlign: 'center' }}><DropdownMenu size={18} icon='ellipsis-h' items={menu} /></div>
      </div>
    );
  }

});

export default injectIntl(ActionBar);