hometown/app/javascript/mastodon/features/account_gallery/index.js
unarist 807c192fcf Fix load more feature on the Account media gallery (#3293)
* Add load more button for large screens
* Fix `next` state value on the first loading
* Don't load if `isLoading || !hasMore`
* Start load on near the bottom
2017-05-25 05:22:46 +02:00

120 lines
3.7 KiB
JavaScript

import React from 'react';
import { connect } from 'react-redux';
import ImmutablePropTypes from 'react-immutable-proptypes';
import PropTypes from 'prop-types';
import {
fetchAccount,
fetchAccountMediaTimeline,
expandAccountMediaTimeline,
} from '../../actions/accounts';
import LoadingIndicator from '../../components/loading_indicator';
import Column from '../ui/components/column';
import ColumnBackButton from '../../components/column_back_button';
import Immutable from 'immutable';
import ImmutablePureComponent from 'react-immutable-pure-component';
import { getAccountGallery } from '../../selectors';
import MediaItem from './components/media_item';
import HeaderContainer from '../account_timeline/containers/header_container';
import { FormattedMessage } from 'react-intl';
import { ScrollContainer } from 'react-router-scroll';
import LoadMore from '../../components/load_more';
const mapStateToProps = (state, props) => ({
medias: getAccountGallery(state, Number(props.params.accountId)),
isLoading: state.getIn(['timelines', 'accounts_media_timelines', Number(props.params.accountId), 'isLoading']),
hasMore: !!state.getIn(['timelines', 'accounts_media_timelines', Number(props.params.accountId), 'next']),
autoPlayGif: state.getIn(['meta', 'auto_play_gif']),
});
class AccountGallery extends ImmutablePureComponent {
static propTypes = {
params: PropTypes.object.isRequired,
dispatch: PropTypes.func.isRequired,
medias: ImmutablePropTypes.list.isRequired,
isLoading: PropTypes.bool,
hasMore: PropTypes.bool,
autoPlayGif: PropTypes.bool,
};
componentDidMount () {
this.props.dispatch(fetchAccount(Number(this.props.params.accountId)));
this.props.dispatch(fetchAccountMediaTimeline(Number(this.props.params.accountId)));
}
componentWillReceiveProps (nextProps) {
if (nextProps.params.accountId !== this.props.params.accountId && nextProps.params.accountId) {
this.props.dispatch(fetchAccount(Number(nextProps.params.accountId)));
this.props.dispatch(fetchAccountMediaTimeline(Number(this.props.params.accountId)));
}
}
handleScrollToBottom = () => {
if (this.props.hasMore) {
this.props.dispatch(expandAccountMediaTimeline(Number(this.props.params.accountId)));
}
}
handleScroll = (e) => {
const { scrollTop, scrollHeight, clientHeight } = e.target;
const offset = scrollHeight - scrollTop - clientHeight;
if (150 > offset && !this.props.isLoading) {
this.handleScrollToBottom();
}
}
handleLoadMore = (e) => {
e.preventDefault();
this.handleScrollToBottom();
}
render () {
const { medias, autoPlayGif, isLoading, hasMore } = this.props;
let loadMore = null;
if (!medias && isLoading) {
return (
<Column>
<LoadingIndicator />
</Column>
);
}
if (!isLoading && medias.size > 0 && hasMore) {
loadMore = <LoadMore onClick={this.handleLoadMore} />;
}
return (
<Column>
<ColumnBackButton />
<ScrollContainer scrollKey='account_gallery'>
<div className='scrollable' onScroll={this.handleScroll}>
<HeaderContainer accountId={this.props.params.accountId} />
<div className='account-section-headline'>
<FormattedMessage id='account.media' defaultMessage='Media' />
</div>
<div className='account-gallery__container'>
{medias.map(media =>
<MediaItem
key={media.get('id')}
media={media}
autoPlayGif={autoPlayGif}
/>
)}
{loadMore}
</div>
</div>
</ScrollContainer>
</Column>
);
}
}
export default connect(mapStateToProps)(AccountGallery);