gab-social/app/javascript/gabsocial/features/home_timeline/index.js

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import React from 'react';
import { connect } from 'react-redux';
import { expandHomeTimeline } from '../../actions/timelines';
import PropTypes from 'prop-types';
import StatusListContainer from '../ui/containers/status_list_container';
import Column from '../../components/column';
import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
import ColumnSettingsContainer from './containers/column_settings_container';
import HomeColumnHeader from '../../components/home_column_header';
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const messages = defineMessages({
title: { id: 'column.home', defaultMessage: 'Home' },
});
const mapStateToProps = state => ({
hasUnread: state.getIn(['timelines', 'home', 'unread']) > 0,
isPartial: state.getIn(['timelines', 'home', 'isPartial']),
});
export default @connect(mapStateToProps)
@injectIntl
class HomeTimeline extends React.PureComponent {
static propTypes = {
dispatch: PropTypes.func.isRequired,
intl: PropTypes.object.isRequired,
hasUnread: PropTypes.bool,
isPartial: PropTypes.bool,
};
handleLoadMore = maxId => {
this.props.dispatch(expandHomeTimeline({ maxId }));
}
componentDidMount () {
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;
}
}
render () {
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const { intl, hasUnread } = this.props;
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return (
<Column label={intl.formatMessage(messages.title)}>
<HomeColumnHeader
activeItem='home'
active={hasUnread}
>
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<ColumnSettingsContainer />
</HomeColumnHeader>
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<StatusListContainer
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scrollKey='home_timeline'
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onLoadMore={this.handleLoadMore}
timelineId='home'
emptyMessage={<FormattedMessage id='empty_column.home' defaultMessage='Your home timeline is empty. Start following other users to recieve their content here.'/>}
/>
</Column>
);
}
}