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'; import scheduleIdleTask from '../features/ui/util/schedule_idle_task'; 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, me: PropTypes.number, boostModal: PropTypes.bool, autoPlayGif: PropTypes.bool, muted: PropTypes.bool, intersectionObserverWrapper: PropTypes.object, }; state = { isIntersecting: true, // assume intersecting until told otherwise isHidden: false, // set to true in requestIdleCallback to trigger un-render } // 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 (!nextState.isIntersecting && 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.state.isIntersecting || !this.state.isHidden; } else if (nextState.isIntersecting && !this.state.isIntersecting) { // 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); } componentDidMount () { if (!this.props.intersectionObserverWrapper) { // TODO: enable IntersectionObserver optimization for notification statuses. // These are managed in notifications/index.js rather than status_list.js return; } this.props.intersectionObserverWrapper.observe( this.props.id, this.node, this.handleIntersection ); } handleIntersection = (entry) => { // Edge 15 doesn't support isIntersecting, but we can infer it from intersectionRatio // https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/12156111/ const isIntersecting = entry.intersectionRatio > 0; this.setState((prevState) => { if (prevState.isIntersecting && !isIntersecting) { scheduleIdleTask(this.hideIfNotIntersecting); } return { isIntersecting: isIntersecting, isHidden: false, }; }); } hideIfNotIntersecting = () => { // When the browser gets a chance, test if we're still not intersecting, // and if so, set our isHidden to true to trigger an unrender. The point of // this is to save DOM nodes and avoid using up too much memory. // See: https://github.com/tootsuite/mastodon/issues/2900 this.setState((prevState) => ({ isHidden: !prevState.isIntersecting })); } handleRef = (node) => { this.node = 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, ...other } = this.props; const { isIntersecting, isHidden } = this.state; if (status === null) { return null; } if (!isIntersecting && isHidden) { return (
{status.getIn(['account', 'display_name']) || status.getIn(['account', 'username'])} {status.get('content')}
); } 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 (
}} />
); } 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 = ; } else { media = ; } } if (account === undefined || account === null) { statusAvatar = ; }else{ statusAvatar = ; } return ( ); } } export default Status;