hometown/app/javascript/mastodon/features/ui/components/columns_area.js

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import React from 'react';
import PropTypes from 'prop-types';
import ImmutablePropTypes from 'react-immutable-proptypes';
import ImmutablePureComponent from 'react-immutable-pure-component';
import ReactSwipeableViews from 'react-swipeable-views';
import { links, getIndex, getLink } from './tabs_bar';
import BundleContainer from '../containers/bundle_container';
import ColumnLoading from './column_loading';
import BundleColumnError from './bundle_column_error';
import { Compose, Notifications, HomeTimeline, CommunityTimeline, PublicTimeline, HashtagTimeline } from '../../ui/util/async-components';
const componentMap = {
'COMPOSE': Compose,
'HOME': HomeTimeline,
'NOTIFICATIONS': Notifications,
'PUBLIC': PublicTimeline,
'COMMUNITY': CommunityTimeline,
'HASHTAG': HashtagTimeline,
};
export default class ColumnsArea extends ImmutablePureComponent {
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static contextTypes = {
router: PropTypes.object.isRequired,
};
static propTypes = {
columns: ImmutablePropTypes.list.isRequired,
singleColumn: PropTypes.bool,
children: PropTypes.node,
};
componentDidUpdate() {
this.lastIndex = getIndex(this.context.router.history.location.pathname);
}
handleSwipe = (index) => {
this.pendingIndex = index;
}
handleAnimationEnd = () => {
if (typeof this.pendingIndex === 'number') {
this.context.router.history.push(getLink(this.pendingIndex));
this.pendingIndex = null;
}
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}
renderView = (link, index) => {
const columnIndex = getIndex(this.context.router.history.location.pathname);
const title = link.props.children[1] && React.cloneElement(link.props.children[1]);
const icon = (link.props.children[0] || link.props.children).props.className.split(' ')[2].split('-')[1];
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const view = (index === columnIndex) ?
React.cloneElement(this.props.children) :
<ColumnLoading title={title} icon={icon} />;
return (
<div className='columns-area' key={index}>
{view}
</div>
);
}
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renderLoading = () => {
return <ColumnLoading />;
}
renderError = (props) => {
return <BundleColumnError {...props} />;
}
render () {
const { columns, children, singleColumn } = this.props;
const columnIndex = getIndex(this.context.router.history.location.pathname);
const shouldAnimate = Math.abs(this.lastIndex - columnIndex) === 1;
if (singleColumn) {
return columnIndex !== -1 ? (
<ReactSwipeableViews index={columnIndex} onChangeIndex={this.handleSwipe} onTransitionEnd={this.handleAnimationEnd} animateTransitions={shouldAnimate} springConfig={{ duration: '400ms', delay: '0s', easeFunction: 'ease' }} style={{ height: '100%' }}>
{links.map(this.renderView)}
</ReactSwipeableViews>
) : <div className='columns-area'>{children}</div>;
}
return (
<div className='columns-area'>
{columns.map(column => {
const params = column.get('params', null) === null ? null : column.get('params').toJS();
return (
<BundleContainer key={column.get('uuid')} fetchComponent={componentMap[column.get('id')]} loading={this.renderLoading} error={this.renderError}>
{SpecificComponent => <SpecificComponent columnId={column.get('uuid')} params={params} multiColumn />}
</BundleContainer>
);
})}
{React.Children.map(children, child => React.cloneElement(child, { multiColumn: true }))}
</div>
);
}
}