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import React from 'react';
import { connect } from 'react-redux';
import PropTypes from 'prop-types';
import ImmutablePropTypes from 'react-immutable-proptypes';
import { expandHashtagTimeline } from '../../../actions/timelines';
import { connectHashtagStream } from '../../../actions/streaming';
import Masonry from 'react-masonry-infinite';
import { List as ImmutableList } from 'immutable';
import DetailedStatusContainer from '../../status/containers/detailed_status_container';
import { debounce } from 'lodash';
import LoadingIndicator from '../../../components/loading_indicator';
const mapStateToProps = (state, { hashtag }) => ({
statusIds: state.getIn(['timelines', `hashtag:${hashtag}`, 'items'], ImmutableList()),
isLoading: state.getIn(['timelines', `hashtag:${hashtag}`, 'isLoading'], false),
hasMore: state.getIn(['timelines', `hashtag:${hashtag}`, 'hasMore'], false),
});
export default @connect(mapStateToProps)
class HashtagTimeline extends React.PureComponent {
static propTypes = {
dispatch: PropTypes.func.isRequired,
statusIds: ImmutablePropTypes.list.isRequired,
isLoading: PropTypes.bool.isRequired,
hasMore: PropTypes.bool.isRequired,
hashtag: PropTypes.string.isRequired,
};
componentDidMount () {
const { dispatch, hashtag } = this.props;
dispatch(expandHashtagTimeline(hashtag));
this.disconnect = dispatch(connectHashtagStream(hashtag, hashtag));
}
componentWillUnmount () {
if (this.disconnect) {
this.disconnect();
this.disconnect = null;
}
}
handleLoadMore = () => {
const maxId = this.props.statusIds.last();
if (maxId) {
this.props.dispatch(expandHashtagTimeline(this.props.hashtag, { maxId }));
}
}
setRef = c => {
this.masonry = c;
}
handleHeightChange = debounce(() => {
if (!this.masonry) {
return;
}
this.masonry.forcePack();
}, 50)
render () {
const { statusIds, hasMore, isLoading } = this.props;
const sizes = [
{ columns: 1, gutter: 0 },
{ mq: '415px', columns: 1, gutter: 10 },
{ mq: '640px', columns: 2, gutter: 10 },
{ mq: '960px', columns: 3, gutter: 10 },
{ mq: '1255px', columns: 3, gutter: 10 },
];
const loader = (isLoading && statusIds.isEmpty()) ? <LoadingIndicator key={0} /> : undefined;
return (
<Masonry ref={this.setRef} className='statuses-grid' hasMore={hasMore} loadMore={this.handleLoadMore} sizes={sizes} loader={loader}>
{statusIds.map(statusId => (
<div className='statuses-grid__item' key={statusId}>
<DetailedStatusContainer
id={statusId}
showThread
measureHeight
onHeightChange={this.handleHeightChange}
/>
</div>
)).toArray()}
</Masonry>
);
}
}
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