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import { connect } from 'react-redux';
import PropTypes from 'prop-types';
import StatusListContainer from '../ui/containers/status_list_container';
import Column from '../ui/components/column';
import {
refreshTimeline,
updateTimeline,
deleteFromTimelines
} from '../../actions/timelines';
import ColumnBackButtonSlim from '../../components/column_back_button_slim';
import { FormattedMessage } from 'react-intl';
import createStream from '../../stream';
const mapStateToProps = state => ({
hasUnread: state.getIn(['timelines', 'tag', 'unread']) > 0,
streamingAPIBaseURL: state.getIn(['meta', 'streaming_api_base_url']),
accessToken: state.getIn(['meta', 'access_token'])
});
class HashtagTimeline extends React.PureComponent {
_subscribe (dispatch, id) {
const { streamingAPIBaseURL, accessToken } = this.props;
this.subscription = createStream(streamingAPIBaseURL, accessToken, `hashtag&tag=${id}`, {
received (data) {
switch(data.event) {
case 'update':
dispatch(updateTimeline('tag', JSON.parse(data.payload)));
break;
case 'delete':
dispatch(deleteFromTimelines(data.payload));
break;
}
}
});
}
_unsubscribe () {
if (typeof this.subscription !== 'undefined') {
this.subscription.close();
this.subscription = null;
}
}
componentDidMount () {
const { dispatch } = this.props;
const { id } = this.props.params;
dispatch(refreshTimeline('tag', id));
this._subscribe(dispatch, id);
}
componentWillReceiveProps (nextProps) {
if (nextProps.params.id !== this.props.params.id) {
this.props.dispatch(refreshTimeline('tag', nextProps.params.id));
this._unsubscribe();
this._subscribe(this.props.dispatch, nextProps.params.id);
}
}
componentWillUnmount () {
this._unsubscribe();
}
render () {
const { id, hasUnread } = this.props.params;
return (
<Column icon='hashtag' active={hasUnread} heading={id}>
<ColumnBackButtonSlim />
<StatusListContainer scrollKey='hashtag_timeline' type='tag' id={id} emptyMessage={<FormattedMessage id='empty_column.hashtag' defaultMessage='There is nothing in this hashtag yet.' />} />
</Column>
);
}
}
HashtagTimeline.propTypes = {
params: PropTypes.object.isRequired,
dispatch: PropTypes.func.isRequired,
streamingAPIBaseURL: PropTypes.string.isRequired,
accessToken: PropTypes.string.isRequired,
hasUnread: PropTypes.bool
};
export default connect(mapStateToProps)(HashtagTimeline);
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