hometown/app/javascript/mastodon/features/standalone/public_timeline/index.js

114 lines
3.2 KiB
JavaScript

import React from 'react';
import { connect } from 'react-redux';
import PropTypes from 'prop-types';
import ImmutablePropTypes from 'react-immutable-proptypes';
import { expandPublicTimeline, expandCommunityTimeline } from 'mastodon/actions/timelines';
import { connectPublicStream, connectCommunityStream } from 'mastodon/actions/streaming';
import Masonry from 'react-masonry-infinite';
import { List as ImmutableList, Map as ImmutableMap } from 'immutable';
import DetailedStatusContainer from 'mastodon/features/status/containers/detailed_status_container';
import { debounce } from 'lodash';
import LoadingIndicator from 'mastodon/components/loading_indicator';
const mapStateToProps = (state, { local }) => {
const timeline = state.getIn(['timelines', local ? 'community' : 'public'], ImmutableMap());
return {
statusIds: timeline.get('items', ImmutableList()),
isLoading: timeline.get('isLoading', false),
hasMore: timeline.get('hasMore', false),
};
};
export default @connect(mapStateToProps)
class PublicTimeline extends React.PureComponent {
static propTypes = {
dispatch: PropTypes.func.isRequired,
statusIds: ImmutablePropTypes.list.isRequired,
isLoading: PropTypes.bool.isRequired,
hasMore: PropTypes.bool.isRequired,
local: PropTypes.bool,
};
componentDidMount () {
this._connect();
}
componentDidUpdate (prevProps) {
if (prevProps.local !== this.props.local) {
this._disconnect();
this._connect();
}
}
componentWillUnmount () {
this._disconnect();
}
_connect () {
const { dispatch, local } = this.props;
dispatch(local ? expandCommunityTimeline() : expandPublicTimeline());
this.disconnect = dispatch(local ? connectCommunityStream() : connectPublicStream());
}
_disconnect () {
if (this.disconnect) {
this.disconnect();
this.disconnect = null;
}
}
handleLoadMore = () => {
const { dispatch, statusIds, local } = this.props;
const maxId = statusIds.last();
if (maxId) {
dispatch(local ? expandCommunityTimeline({ maxId }) : expandPublicTimeline({ 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}
compact
measureHeight
onHeightChange={this.handleHeightChange}
/>
</div>
)).toArray()}
</Masonry>
);
}
}