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+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import PropTypes from 'prop-types';
+import StatusPrepend from './status_prepend';
+import StatusHeader from './status_header';
+import StatusContent from './status_content';
+import StatusActionBar from './status_action_bar';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import { MediaGallery, Video } from 'themes/glitch/util/async-components';
+import { HotKeys } from 'react-hotkeys';
+import NotificationOverlayContainer from 'themes/glitch/features/notifications/containers/overlay_container';
+
+// We use the component (and not the container) since we do not want
+// to use the progress bar to show download progress
+import Bundle from '../features/ui/components/bundle';
+
+export default class Status extends ImmutablePureComponent {
+
+  static contextTypes = {
+    router: PropTypes.object,
+  };
+
+  static propTypes = {
+    id: PropTypes.string,
+    status: ImmutablePropTypes.map,
+    account: ImmutablePropTypes.map,
+    onReply: PropTypes.func,
+    onFavourite: PropTypes.func,
+    onReblog: PropTypes.func,
+    onDelete: PropTypes.func,
+    onPin: PropTypes.func,
+    onOpenMedia: PropTypes.func,
+    onOpenVideo: PropTypes.func,
+    onBlock: PropTypes.func,
+    onEmbed: PropTypes.func,
+    onHeightChange: PropTypes.func,
+    muted: PropTypes.bool,
+    collapse: PropTypes.bool,
+    hidden: PropTypes.bool,
+    prepend: PropTypes.string,
+    withDismiss: PropTypes.bool,
+    onMoveUp: PropTypes.func,
+    onMoveDown: PropTypes.func,
+  };
+
+  state = {
+    isExpanded: null,
+    markedForDelete: 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',
+    'settings',
+    'prepend',
+    'boostModal',
+    'muted',
+    'collapse',
+    'notification',
+    'hidden',
+  ]
+
+  updateOnStates = [
+    'isExpanded',
+    'markedForDelete',
+  ]
+
+  //  If our settings have changed to disable collapsed statuses, then we
+  //  need to make sure that we uncollapse every one. We do that by watching
+  //  for changes to `settings.collapsed.enabled` in
+  //  `componentWillReceiveProps()`.
+
+  //  We also need to watch for changes on the `collapse` prop---if this
+  //  changes to anything other than `undefined`, then we need to collapse or
+  //  uncollapse our status accordingly.
+  componentWillReceiveProps (nextProps) {
+    if (!nextProps.settings.getIn(['collapsed', 'enabled'])) {
+      if (this.state.isExpanded === false) {
+        this.setExpansion(null);
+      }
+    } else if (
+      nextProps.collapse !== this.props.collapse &&
+      nextProps.collapse !== undefined
+    ) this.setExpansion(nextProps.collapse ? false : null);
+  }
+
+  //  When mounting, we just check to see if our status should be collapsed,
+  //  and collapse it if so. We don't need to worry about whether collapsing
+  //  is enabled here, because `setExpansion()` already takes that into
+  //  account.
+
+  //  The cases where a status should be collapsed are:
+  //
+  //   -  The `collapse` prop has been set to `true`
+  //   -  The user has decided in local settings to collapse all statuses.
+  //   -  The user has decided to collapse all notifications ('muted'
+  //      statuses).
+  //   -  The user has decided to collapse long statuses and the status is
+  //      over 400px (without media, or 650px with).
+  //   -  The status is a reply and the user has decided to collapse all
+  //      replies.
+  //   -  The status contains media and the user has decided to collapse all
+  //      statuses with media.
+  //   -  The status is a reblog the user has decided to collapse all
+  //      statuses which are reblogs.
+  componentDidMount () {
+    const { node } = this;
+    const {
+      status,
+      settings,
+      collapse,
+      muted,
+      prepend,
+    } = this.props;
+    const autoCollapseSettings = settings.getIn(['collapsed', 'auto']);
+
+    if (function () {
+      switch (true) {
+      case collapse:
+      case autoCollapseSettings.get('all'):
+      case autoCollapseSettings.get('notifications') && muted:
+      case autoCollapseSettings.get('lengthy') && node.clientHeight > (
+        status.get('media_attachments').size && !muted ? 650 : 400
+      ):
+      case autoCollapseSettings.get('reblogs') && prepend === 'reblogged_by':
+      case autoCollapseSettings.get('replies') && status.get('in_reply_to_id', null) !== null:
+      case autoCollapseSettings.get('media') && !(status.get('spoiler_text').length) && status.get('media_attachments').size:
+        return true;
+      default:
+        return false;
+      }
+    }()) this.setExpansion(false);
+  }
+
+  //  `setExpansion()` sets the value of `isExpanded` in our state. It takes
+  //  one argument, `value`, which gives the desired value for `isExpanded`.
+  //  The default for this argument is `null`.
+
+  //  `setExpansion()` automatically checks for us whether toot collapsing
+  //  is enabled, so we don't have to.
+  setExpansion = (value) => {
+    switch (true) {
+    case value === undefined || value === null:
+      this.setState({ isExpanded: null });
+      break;
+    case !value && this.props.settings.getIn(['collapsed', 'enabled']):
+      this.setState({ isExpanded: false });
+      break;
+    case !!value:
+      this.setState({ isExpanded: true });
+      break;
+    }
+  }
+
+  //  `parseClick()` takes a click event and responds appropriately.
+  //  If our status is collapsed, then clicking on it should uncollapse it.
+  //  If `Shift` is held, then clicking on it should collapse it.
+  //  Otherwise, we open the url handed to us in `destination`, if
+  //  applicable.
+  parseClick = (e, destination) => {
+    const { router } = this.context;
+    const { status } = this.props;
+    const { isExpanded } = this.state;
+    if (!router) return;
+    if (destination === undefined) {
+      destination = `/statuses/${
+        status.getIn(['reblog', 'id'], status.get('id'))
+      }`;
+    }
+    if (e.button === 0) {
+      if (isExpanded === false) this.setExpansion(null);
+      else if (e.shiftKey) {
+        this.setExpansion(false);
+        document.getSelection().removeAllRanges();
+      } else router.history.push(destination);
+      e.preventDefault();
+    }
+  }
+
+  handleAccountClick = (e) => {
+    if (this.context.router && e.button === 0) {
+      const id = e.currentTarget.getAttribute('data-id');
+      e.preventDefault();
+      this.context.router.history.push(`/accounts/${id}`);
+    }
+  }
+
+  handleExpandedToggle = () => {
+    this.setExpansion(this.state.isExpanded || !this.props.status.get('spoiler') ? null : true);
+  };
+
+  handleOpenVideo = startTime => {
+    this.props.onOpenVideo(this.props.status.getIn(['media_attachments', 0]), startTime);
+  }
+
+  handleHotkeyReply = e => {
+    e.preventDefault();
+    this.props.onReply(this.props.status, this.context.router.history);
+  }
+
+  handleHotkeyFavourite = () => {
+    this.props.onFavourite(this.props.status);
+  }
+
+  handleHotkeyBoost = e => {
+    this.props.onReblog(this.props.status, e);
+  }
+
+  handleHotkeyMention = e => {
+    e.preventDefault();
+    this.props.onMention(this.props.status.get('account'), this.context.router.history);
+  }
+
+  handleHotkeyOpen = () => {
+    this.context.router.history.push(`/statuses/${this.props.status.get('id')}`);
+  }
+
+  handleHotkeyOpenProfile = () => {
+    this.context.router.history.push(`/accounts/${this.props.status.getIn(['account', 'id'])}`);
+  }
+
+  handleHotkeyMoveUp = () => {
+    this.props.onMoveUp(this.props.status.get('id'));
+  }
+
+  handleHotkeyMoveDown = () => {
+    this.props.onMoveDown(this.props.status.get('id'));
+  }
+
+  handleRef = c => {
+    this.node = c;
+  }
+
+  renderLoadingMediaGallery () {
+    return <div className='media_gallery' style={{ height: '110px' }} />;
+  }
+
+  renderLoadingVideoPlayer () {
+    return <div className='media-spoiler-video' style={{ height: '110px' }} />;
+  }
+
+  render () {
+    const {
+      handleRef,
+      parseClick,
+      setExpansion,
+    } = this;
+    const { router } = this.context;
+    const {
+      status,
+      account,
+      settings,
+      collapsed,
+      muted,
+      prepend,
+      intersectionObserverWrapper,
+      onOpenVideo,
+      onOpenMedia,
+      notification,
+      hidden,
+      ...other
+    } = this.props;
+    const { isExpanded } = this.state;
+    let background = null;
+    let attachments = null;
+    let media = null;
+    let mediaIcon = null;
+
+    if (status === null) {
+      return null;
+    }
+
+    if (hidden) {
+      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 user backgrounds for collapsed statuses are enabled, then we
+    //  initialize our background accordingly. This will only be rendered if
+    //  the status is collapsed.
+    if (settings.getIn(['collapsed', 'backgrounds', 'user_backgrounds'])) {
+      background = status.getIn(['account', 'header']);
+    }
+
+    //  This handles our media attachments. Note that we don't show media on
+    //  muted (notification) statuses. If the media type is unknown, then we
+    //  simply ignore it.
+
+    //  After we have generated our appropriate media element and stored it in
+    //  `media`, we snatch the thumbnail to use as our `background` if media
+    //  backgrounds for collapsed statuses are enabled.
+    attachments = status.get('media_attachments');
+    if (attachments.size > 0 && !muted) {
+      if (attachments.some(item => item.get('type') === 'unknown')) {  //  Media type is 'unknown'
+        /*  Do nothing  */
+      } else if (attachments.getIn([0, 'type']) === 'video') {  //  Media type is 'video'
+        const video = status.getIn(['media_attachments', 0]);
+
+        media = (
+          <Bundle fetchComponent={Video} loading={this.renderLoadingVideoPlayer} >
+            {Component => <Component
+              preview={video.get('preview_url')}
+              src={video.get('url')}
+              sensitive={status.get('sensitive')}
+              letterbox={settings.getIn(['media', 'letterbox'])}
+              fullwidth={settings.getIn(['media', 'fullwidth'])}
+              onOpenVideo={this.handleOpenVideo}
+            />}
+          </Bundle>
+        );
+        mediaIcon = 'video-camera';
+      } else {  //  Media type is 'image' or 'gifv'
+        media = (
+          <Bundle fetchComponent={MediaGallery} loading={this.renderLoadingMediaGallery} >
+            {Component => (
+              <Component
+                media={attachments}
+                sensitive={status.get('sensitive')}
+                letterbox={settings.getIn(['media', 'letterbox'])}
+                fullwidth={settings.getIn(['media', 'fullwidth'])}
+                onOpenMedia={this.props.onOpenMedia}
+              />
+            )}
+          </Bundle>
+        );
+        mediaIcon = 'picture-o';
+      }
+
+      if (!status.get('sensitive') && !(status.get('spoiler_text').length > 0) && settings.getIn(['collapsed', 'backgrounds', 'preview_images'])) {
+        background = attachments.getIn([0, 'preview_url']);
+      }
+    }
+
+    //  Here we prepare extra data-* attributes for CSS selectors.
+    //  Users can use those for theming, hiding avatars etc via UserStyle
+    const selectorAttribs = {
+      'data-status-by': `@${status.getIn(['account', 'acct'])}`,
+    };
+
+    if (prepend && account) {
+      const notifKind = {
+        favourite: 'favourited',
+        reblog: 'boosted',
+        reblogged_by: 'boosted',
+      }[prepend];
+
+      selectorAttribs[`data-${notifKind}-by`] = `@${account.get('acct')}`;
+    }
+
+    const handlers = {
+      reply: this.handleHotkeyReply,
+      favourite: this.handleHotkeyFavourite,
+      boost: this.handleHotkeyBoost,
+      mention: this.handleHotkeyMention,
+      open: this.handleHotkeyOpen,
+      openProfile: this.handleHotkeyOpenProfile,
+      moveUp: this.handleHotkeyMoveUp,
+      moveDown: this.handleHotkeyMoveDown,
+    };
+
+    return (
+      <HotKeys handlers={handlers}>
+        <div
+          className={
+            `status${
+              muted ? ' muted' : ''
+            } status-${status.get('visibility')}${
+              isExpanded === false ? ' collapsed' : ''
+            }${
+              isExpanded === false && background ? ' has-background' : ''
+            }${
+              this.state.markedForDelete ? ' marked-for-delete' : ''
+            }`
+          }
+          style={{
+            backgroundImage: (
+              isExpanded === false && background ?
+              `url(${background})` :
+              'none'
+            ),
+          }}
+          {...selectorAttribs}
+          ref={handleRef}
+        >
+          {prepend && account ? (
+            <StatusPrepend
+              type={prepend}
+              account={account}
+              parseClick={parseClick}
+              notificationId={this.props.notificationId}
+            />
+          ) : null}
+          <StatusHeader
+            status={status}
+            friend={account}
+            mediaIcon={mediaIcon}
+            collapsible={settings.getIn(['collapsed', 'enabled'])}
+            collapsed={isExpanded === false}
+            parseClick={parseClick}
+            setExpansion={setExpansion}
+          />
+          <StatusContent
+            status={status}
+            media={media}
+            mediaIcon={mediaIcon}
+            expanded={isExpanded}
+            setExpansion={setExpansion}
+            parseClick={parseClick}
+            disabled={!router}
+          />
+          {isExpanded !== false ? (
+            <StatusActionBar
+              {...other}
+              status={status}
+              account={status.get('account')}
+            />
+          ) : null}
+          {notification ? (
+            <NotificationOverlayContainer
+              notification={notification}
+            />
+          ) : null}
+        </div>
+      </HotKeys>
+    );
+  }
+
+}