content: import React from 'react';
  import PropTypes from 'prop-types';
  import ImmutablePropTypes from 'react-immutable-proptypes';
  import ImmutablePureComponent from 'react-immutable-pure-component';
  import StatusContainer from '../../../containers/status_container';
  
  export default class Conversation extends ImmutablePureComponent {
  
    static contextTypes = {
      router: PropTypes.object,
    };
  
    static propTypes = {
      conversationId: PropTypes.string.isRequired,
      accounts: ImmutablePropTypes.list.isRequired,
      lastStatusId: PropTypes.string,
      unread:PropTypes.bool.isRequired,
      onMoveUp: PropTypes.func,
      onMoveDown: PropTypes.func,
      markRead: PropTypes.func.isRequired,
    };
  
    handleClick = () => {
      if (!this.context.router) {
        return;
      }
  
      const { lastStatusId, unread, markRead } = this.props;
  
      if (unread) {
        markRead();
      }
  
      this.context.router.history.push(`/statuses/${lastStatusId}`);
    }
  
    handleHotkeyMoveUp = () => {
      this.props.onMoveUp(this.props.conversationId);
    }
  
    handleHotkeyMoveDown = () => {
      this.props.onMoveDown(this.props.conversationId);
    }
  
    render () {
      const { accounts, lastStatusId, unread } = this.props;
  
      if (lastStatusId === null) {
        return null;
      }
  
      return (
        <StatusContainer
          id={lastStatusId}
          unread={unread}
          otherAccounts={accounts}
          onMoveUp={this.handleHotkeyMoveUp}
          onMoveDown={this.handleHotkeyMoveDown}
          onClick={this.handleClick}
        />
      );
    }
  
  }
  