import { connect } from 'react-redux'; import PureRenderMixin from 'react-addons-pure-render-mixin'; import ImmutablePropTypes from 'react-immutable-proptypes'; import Column from '../ui/components/column'; import { expandNotifications, clearNotifications, scrollTopNotifications } from '../../actions/notifications'; import NotificationContainer from './containers/notification_container'; import { ScrollContainer } from 'react-router-scroll'; import { defineMessages, injectIntl, FormattedMessage } from 'react-intl'; import ColumnSettingsContainer from './containers/column_settings_container'; import { createSelector } from 'reselect'; import Immutable from 'immutable'; import LoadMore from '../../components/load_more'; import ClearColumnButton from './components/clear_column_button'; const messages = defineMessages({ title: { id: 'column.notifications', defaultMessage: 'Notifications' }, confirm: { id: 'confirmation.label', defaultMessage: 'Are you sure?' } }); const getNotifications = createSelector([ state => Immutable.List(state.getIn(['settings', 'notifications', 'shows']).filter(item => !item).keys()), state => state.getIn(['notifications', 'items']) ], (excludedTypes, notifications) => notifications.filterNot(item => excludedTypes.includes(item.get('type')))); const mapStateToProps = state => ({ notifications: getNotifications(state), isLoading: state.getIn(['notifications', 'isLoading'], true), isUnread: state.getIn(['notifications', 'unread']) > 0 }); const Notifications = React.createClass({ propTypes: { notifications: ImmutablePropTypes.list.isRequired, dispatch: React.PropTypes.func.isRequired, trackScroll: React.PropTypes.bool, intl: React.PropTypes.object.isRequired, isLoading: React.PropTypes.bool, isUnread: React.PropTypes.bool }, getDefaultProps () { return { trackScroll: true }; }, mixins: [PureRenderMixin], handleScroll (e) { const { scrollTop, scrollHeight, clientHeight } = e.target; const offset = scrollHeight - scrollTop - clientHeight; this._oldScrollPosition = scrollHeight - scrollTop; if (250 > offset && !this.props.isLoading) { this.props.dispatch(expandNotifications()); } else if (scrollTop < 100) { this.props.dispatch(scrollTopNotifications(true)); } else { this.props.dispatch(scrollTopNotifications(false)); } }, componentDidUpdate (prevProps) { if (this.node.scrollTop > 0 && (prevProps.notifications.size < this.props.notifications.size && prevProps.notifications.first() !== this.props.notifications.first() && !!this._oldScrollPosition)) { this.node.scrollTop = this.node.scrollHeight - this._oldScrollPosition; } }, handleLoadMore (e) { e.preventDefault(); this.props.dispatch(expandNotifications()); }, handleClear () { if (window.confirm(this.props.intl.formatMessage(messages.confirm))) { this.props.dispatch(clearNotifications()); } }, setRef (c) { this.node = c; }, render () { const { intl, notifications, trackScroll, isLoading, isUnread } = this.props; let loadMore = ''; let scrollableArea = ''; let unread = ''; if (!isLoading && notifications.size > 0) { loadMore = ; } if (isUnread) { unread =
; } if (isLoading || notifications.size > 0) { scrollableArea = (
{unread}
{notifications.map(item => )} {loadMore}
); } else { scrollableArea = (
); } if (trackScroll) { return ( {scrollableArea} ); } else { return ( {scrollableArea} ); } } }); export default connect(mapStateToProps)(injectIntl(Notifications));