content: import React from 'react';
  import ImmutablePropTypes from 'react-immutable-proptypes';
  import PropTypes from 'prop-types';
  import Avatar from './avatar';
  import DisplayName from './display_name';
  import Permalink from './permalink';
  import IconButton from './icon_button';
  import { defineMessages, injectIntl } from 'react-intl';
  import ImmutablePureComponent from 'react-immutable-pure-component';
  
  const messages = defineMessages({
    follow: { id: 'account.follow', defaultMessage: 'Follow' },
    unfollow: { id: 'account.unfollow', defaultMessage: 'Unfollow' },
    requested: { id: 'account.requested', defaultMessage: 'Awaiting approval' },
    unblock: { id: 'account.unblock', defaultMessage: 'Unblock @{name}' },
    unmute: { id: 'account.unmute', defaultMessage: 'Unmute @{name}' },
  });
  
  @injectIntl
  export default class Account extends ImmutablePureComponent {
  
    static propTypes = {
      account: ImmutablePropTypes.map.isRequired,
      me: PropTypes.number.isRequired,
      onFollow: PropTypes.func.isRequired,
      onBlock: PropTypes.func.isRequired,
      onMute: PropTypes.func.isRequired,
      intl: PropTypes.object.isRequired,
      hidden: PropTypes.bool,
    };
  
    handleFollow = () => {
      this.props.onFollow(this.props.account);
    }
  
    handleBlock = () => {
      this.props.onBlock(this.props.account);
    }
  
    handleMute = () => {
      this.props.onMute(this.props.account);
    }
  
    render () {
      const { account, me, intl, hidden } = this.props;
  
      if (!account) {
        return <div />;
      }
  
      if (hidden) {
        return (
          <div>
            {account.get('display_name')}
            {account.get('username')}
          </div>
        );
      }
  
      let buttons;
  
      if (account.get('id') !== me && account.get('relationship', null) !== null) {
        const following = account.getIn(['relationship', 'following']);
        const requested = account.getIn(['relationship', 'requested']);
        const blocking  = account.getIn(['relationship', 'blocking']);
        const muting  = account.getIn(['relationship', 'muting']);
  
        if (requested) {
          buttons = <IconButton disabled icon='hourglass' title={intl.formatMessage(messages.requested)} />;
        } else if (blocking) {
          buttons = <IconButton active icon='unlock-alt' title={intl.formatMessage(messages.unblock, { name: account.get('username') })} onClick={this.handleBlock} />;
        } else if (muting) {
          buttons = <IconButton active icon='volume-up' title={intl.formatMessage(messages.unmute, { name: account.get('username') })} onClick={this.handleMute} />;
        } else {
          buttons = <IconButton icon={following ? 'user-times' : 'user-plus'} title={intl.formatMessage(following ? messages.unfollow : messages.follow)} onClick={this.handleFollow} active={following} />;
        }
      }
  
      return (
        <div className='account'>
          <div className='account__wrapper'>
            <Permalink key={account.get('id')} className='account__display-name' href={account.get('url')} to={`/accounts/${account.get('id')}`}>
              <div className='account__avatar-wrapper'><Avatar account={account} size={36} /></div>
              <DisplayName account={account} />
            </Permalink>
  
            <div className='account__relationship'>
              {buttons}
            </div>
          </div>
        </div>
      );
    }
  
  }
  