content: import React from 'react';
  import ImmutablePropTypes from 'react-immutable-proptypes';
  import PropTypes from 'prop-types';
  import Avatar from './avatar';
  import AvatarOverlay from './avatar_overlay';
  import RelativeTimestamp from './relative_timestamp';
  import DisplayName from './display_name';
  import MediaGallery from './media_gallery';
  import VideoPlayer from './video_player';
  import AttachmentList from './attachment_list';
  import StatusContent from './status_content';
  import StatusActionBar from './status_action_bar';
  import { FormattedMessage } from 'react-intl';
  import emojify from '../emoji';
  import escapeTextContentForBrowser from 'escape-html';
  import ImmutablePureComponent from 'react-immutable-pure-component';
  
  class Status extends ImmutablePureComponent {
  
    static contextTypes = {
      router: PropTypes.object,
    };
  
    static propTypes = {
      status: ImmutablePropTypes.map,
      account: ImmutablePropTypes.map,
      wrapped: PropTypes.bool,
      onReply: PropTypes.func,
      onFavourite: PropTypes.func,
      onReblog: PropTypes.func,
      onDelete: PropTypes.func,
      onOpenMedia: PropTypes.func,
      onOpenVideo: PropTypes.func,
      onBlock: PropTypes.func,
      onRef: PropTypes.func,
      isIntersecting: PropTypes.bool,
      me: PropTypes.number,
      boostModal: PropTypes.bool,
      autoPlayGif: PropTypes.bool,
      muted: PropTypes.bool,
    };
  
    state = {
      isHidden: false,
    }
  
    // Avoid checking props that are functions (and whose equality will always
    // evaluate to false. See react-immutable-pure-component for usage.
    updateOnProps = [
      'status',
      'account',
      'wrapped',
      'me',
      'boostModal',
      'autoPlayGif',
      'muted',
    ]
  
    updateOnStates = []
  
    shouldComponentUpdate (nextProps, nextState) {
      if (nextProps.isIntersecting === false && nextState.isHidden) {
        // It's only if we're not intersecting (i.e. offscreen) and isHidden is true
        // that either "isIntersecting" or "isHidden" matter, and then they're
        // the only things that matter.
        return this.props.isIntersecting !== false || !this.state.isHidden;
      } else if (nextProps.isIntersecting !== false && this.props.isIntersecting === false) {
        // If we're going from a non-intersecting state to an intersecting state,
        // (i.e. offscreen to onscreen), then we definitely need to re-render
        return true;
      }
      // Otherwise, diff based on "updateOnProps" and "updateOnStates"
      return super.shouldComponentUpdate(nextProps, nextState);
    }
  
    componentWillReceiveProps (nextProps) {
      if (nextProps.isIntersecting === false && this.props.isIntersecting !== false) {
        requestIdleCallback(() => this.setState({ isHidden: true }));
      } else {
        this.setState({ isHidden: !nextProps.isIntersecting });
      }
    }
  
    handleRef = (node) => {
      if (this.props.onRef) {
        this.props.onRef(node);
  
        if (node && node.children.length !== 0) {
          this.height = node.clientHeight;
        }
      }
    }
  
    handleClick = () => {
      const { status } = this.props;
      this.context.router.push(`/statuses/${status.getIn(['reblog', 'id'], status.get('id'))}`);
    }
  
    handleAccountClick = (e) => {
      if (e.button === 0) {
        const id = Number(e.currentTarget.getAttribute('data-id'));
        e.preventDefault();
        this.context.router.push(`/accounts/${id}`);
      }
    }
  
    render () {
      let media = null;
      let statusAvatar;
      const { status, account, isIntersecting, onRef, ...other } = this.props;
      const { isHidden } = this.state;
  
      if (status === null) {
        return null;
      }
  
      if (isIntersecting === false && isHidden) {
        return (
          <div ref={this.handleRef} data-id={status.get('id')} style={{ height: `${this.height}px`, opacity: 0, overflow: 'hidden' }}>
            {status.getIn(['account', 'display_name']) || status.getIn(['account', 'username'])}
            {status.get('content')}
          </div>
        );
      }
  
      if (status.get('reblog', null) !== null && typeof status.get('reblog') === 'object') {
        let displayName = status.getIn(['account', 'display_name']);
  
        if (displayName.length === 0) {
          displayName = status.getIn(['account', 'username']);
        }
  
        const displayNameHTML = { __html: emojify(escapeTextContentForBrowser(displayName)) };
  
        return (
          <div className='status__wrapper' ref={this.handleRef} data-id={status.get('id')} >
            <div className='status__prepend'>
              <div className='status__prepend-icon-wrapper'><i className='fa fa-fw fa-retweet status__prepend-icon' /></div>
              <FormattedMessage id='status.reblogged_by' defaultMessage='{name} boosted' values={{ name: <a onClick={this.handleAccountClick} data-id={status.getIn(['account', 'id'])} href={status.getIn(['account', 'url'])} className='status__display-name muted'><strong dangerouslySetInnerHTML={displayNameHTML} /></a> }} />
            </div>
  
            <Status {...other} wrapped={true} status={status.get('reblog')} account={status.get('account')} />
          </div>
        );
      }
  
      if (status.get('media_attachments').size > 0 && !this.props.muted) {
        if (status.get('media_attachments').some(item => item.get('type') === 'unknown')) {
  
        } else if (status.getIn(['media_attachments', 0, 'type']) === 'video') {
          media = <VideoPlayer media={status.getIn(['media_attachments', 0])} sensitive={status.get('sensitive')} onOpenVideo={this.props.onOpenVideo} />;
        } else {
          media = <MediaGallery media={status.get('media_attachments')} sensitive={status.get('sensitive')} height={110} onOpenMedia={this.props.onOpenMedia} autoPlayGif={this.props.autoPlayGif} />;
        }
      }
  
      if (account === undefined || account === null) {
        statusAvatar = <Avatar src={status.getIn(['account', 'avatar'])} staticSrc={status.getIn(['account', 'avatar_static'])} size={48}/>;
      }else{
        statusAvatar = <AvatarOverlay staticSrc={status.getIn(['account', 'avatar_static'])} overlaySrc={account.get('avatar_static')} />;
      }
  
      return (
        <div className={`status ${this.props.muted ? 'muted' : ''} status-${status.get('visibility')}`} data-id={status.get('id')} ref={this.handleRef}>
          <div className='status__info'>
            <a href={status.get('url')} className='status__relative-time' target='_blank' rel='noopener'><RelativeTimestamp timestamp={status.get('created_at')} /></a>
  
            <a onClick={this.handleAccountClick} data-id={status.getIn(['account', 'id'])} href={status.getIn(['account', 'url'])} className='status__display-name'>
              <div className='status__avatar'>
                {statusAvatar}
              </div>
  
              <DisplayName account={status.get('account')} />
            </a>
          </div>
  
          <StatusContent status={status} onClick={this.handleClick} />
  
          {media}
  
          <StatusActionBar {...this.props} />
        </div>
      );
    }
  
  }
  
  export default Status;
  