import PropTypes from 'prop-types'; import { PureComponent } from 'react'; import { defineMessages, injectIntl, FormattedMessage } from 'react-intl'; import classNames from 'classnames'; import { Helmet } from 'react-helmet'; import { List as ImmutableList } from 'immutable'; import { connect } from 'react-redux'; import { createSelector } from 'reselect'; import { fetchAnnouncements, toggleShowAnnouncements } from 'mastodon/actions/announcements'; import { IconWithBadge } from 'mastodon/components/icon_with_badge'; import { NotSignedInIndicator } from 'mastodon/components/not_signed_in_indicator'; import AnnouncementsContainer from 'mastodon/features/getting_started/containers/announcements_container'; import { me } from 'mastodon/initial_state'; import { addColumn, removeColumn, moveColumn } from '../../actions/columns'; import { expandHomeTimeline } from '../../actions/timelines'; import Column from '../../components/column'; import ColumnHeader from '../../components/column_header'; import StatusListContainer from '../ui/containers/status_list_container'; import { ColumnSettings } from './components/column_settings'; import { ExplorePrompt } from './components/explore_prompt'; const messages = defineMessages({ title: { id: 'column.home', defaultMessage: 'Home' }, show_announcements: { id: 'home.show_announcements', defaultMessage: 'Show announcements' }, hide_announcements: { id: 'home.hide_announcements', defaultMessage: 'Hide announcements' }, }); const getHomeFeedSpeed = createSelector([ state => state.getIn(['timelines', 'home', 'items'], ImmutableList()), state => state.getIn(['timelines', 'home', 'pendingItems'], ImmutableList()), state => state.get('statuses'), ], (statusIds, pendingStatusIds, statusMap) => { const recentStatusIds = pendingStatusIds.size > 0 ? pendingStatusIds : statusIds; const statuses = recentStatusIds.filter(id => id !== null).map(id => statusMap.get(id)).filter(status => status?.get('account') !== me).take(20); const oldest = new Date(statuses.getIn([statuses.size - 1, 'created_at'], 0)); const newest = new Date(statuses.getIn([0, 'created_at'], 0)); const averageGap = (newest - oldest) / (1000 * (statuses.size + 1)); // Average gap between posts on first page in seconds return { gap: averageGap, newest, }; }); const homeTooSlow = createSelector([ state => state.getIn(['timelines', 'home', 'isLoading']), state => state.getIn(['timelines', 'home', 'isPartial']), getHomeFeedSpeed, ], (isLoading, isPartial, speed) => !isLoading && !isPartial // Only if the home feed has finished loading && (speed.gap > (30 * 60) // If the average gap between posts is more than 20 minutes || (Date.now() - speed.newest) > (1000 * 3600)) // If the most recent post is from over an hour ago ); const mapStateToProps = state => ({ hasUnread: state.getIn(['timelines', 'home', 'unread']) > 0, isPartial: state.getIn(['timelines', 'home', 'isPartial']), hasAnnouncements: !state.getIn(['announcements', 'items']).isEmpty(), unreadAnnouncements: state.getIn(['announcements', 'items']).count(item => !item.get('read')), showAnnouncements: state.getIn(['announcements', 'show']), tooSlow: homeTooSlow(state), }); class HomeTimeline extends PureComponent { static contextTypes = { identity: PropTypes.object, }; static propTypes = { dispatch: PropTypes.func.isRequired, intl: PropTypes.object.isRequired, hasUnread: PropTypes.bool, isPartial: PropTypes.bool, columnId: PropTypes.string, multiColumn: PropTypes.bool, hasAnnouncements: PropTypes.bool, unreadAnnouncements: PropTypes.number, showAnnouncements: PropTypes.bool, tooSlow: PropTypes.bool, }; handlePin = () => { const { columnId, dispatch } = this.props; if (columnId) { dispatch(removeColumn(columnId)); } else { dispatch(addColumn('HOME', {})); } }; handleMove = (dir) => { const { columnId, dispatch } = this.props; dispatch(moveColumn(columnId, dir)); }; handleHeaderClick = () => { this.column.scrollTop(); }; setRef = c => { this.column = c; }; handleLoadMore = maxId => { this.props.dispatch(expandHomeTimeline({ maxId })); }; componentDidMount () { setTimeout(() => this.props.dispatch(fetchAnnouncements()), 700); this._checkIfReloadNeeded(false, this.props.isPartial); } componentDidUpdate (prevProps) { this._checkIfReloadNeeded(prevProps.isPartial, this.props.isPartial); } componentWillUnmount () { this._stopPolling(); } _checkIfReloadNeeded (wasPartial, isPartial) { const { dispatch } = this.props; if (wasPartial === isPartial) { return; } else if (!wasPartial && isPartial) { this.polling = setInterval(() => { dispatch(expandHomeTimeline()); }, 3000); } else if (wasPartial && !isPartial) { this._stopPolling(); } } _stopPolling () { if (this.polling) { clearInterval(this.polling); this.polling = null; } } handleToggleAnnouncementsClick = (e) => { e.stopPropagation(); this.props.dispatch(toggleShowAnnouncements()); }; render () { const { intl, hasUnread, columnId, multiColumn, tooSlow, hasAnnouncements, unreadAnnouncements, showAnnouncements } = this.props; const pinned = !!columnId; const { signedIn } = this.context.identity; let announcementsButton, banner; if (hasAnnouncements) { announcementsButton = ( ); } if (tooSlow) { banner = ; } return ( } > {signedIn ? ( } bindToDocument={!multiColumn} /> ) : } {intl.formatMessage(messages.title)} ); } } export default connect(mapStateToProps)(injectIntl(HomeTimeline));