hometown/app/javascript/mastodon/features/ui/components/media_modal.js
Yamagishi Kazutoshi 2991a7cfe6 Use ES Class Fields & Static Properties (#3008)
Use ES Class Fields & Static Properties (currently stage 2) for improve class outlook.

Added babel-plugin-transform-class-properties as a Babel plugin.
2017-05-12 14:44:10 +02:00

98 lines
2.8 KiB
JavaScript

import React from 'react';
import LoadingIndicator from '../../../components/loading_indicator';
import ImmutablePropTypes from 'react-immutable-proptypes';
import PropTypes from 'prop-types';
import ExtendedVideoPlayer from '../../../components/extended_video_player';
import ImageLoader from 'react-imageloader';
import { defineMessages, injectIntl } from 'react-intl';
import IconButton from '../../../components/icon_button';
import ImmutablePureComponent from 'react-immutable-pure-component';
const messages = defineMessages({
close: { id: 'lightbox.close', defaultMessage: 'Close' }
});
class MediaModal extends ImmutablePureComponent {
static propTypes = {
media: ImmutablePropTypes.list.isRequired,
index: PropTypes.number.isRequired,
onClose: PropTypes.func.isRequired,
intl: PropTypes.object.isRequired
};
state = {
index: null
};
handleNextClick = () => {
this.setState({ index: (this.getIndex() + 1) % this.props.media.size});
}
handlePrevClick = () => {
this.setState({ index: (this.getIndex() - 1) % this.props.media.size});
}
handleKeyUp = (e) => {
switch(e.key) {
case 'ArrowLeft':
this.handlePrevClick();
break;
case 'ArrowRight':
this.handleNextClick();
break;
}
}
componentDidMount () {
window.addEventListener('keyup', this.handleKeyUp, false);
}
componentWillUnmount () {
window.removeEventListener('keyup', this.handleKeyUp);
}
getIndex () {
return this.state.index !== null ? this.state.index : this.props.index;
}
render () {
const { media, intl, onClose } = this.props;
const index = this.getIndex();
const attachment = media.get(index);
const url = attachment.get('url');
let leftNav, rightNav, content;
leftNav = rightNav = content = '';
if (media.size > 1) {
leftNav = <div role='button' tabIndex='0' className='modal-container__nav modal-container__nav--left' onClick={this.handlePrevClick}><i className='fa fa-fw fa-chevron-left' /></div>;
rightNav = <div role='button' tabIndex='0' className='modal-container__nav modal-container__nav--right' onClick={this.handleNextClick}><i className='fa fa-fw fa-chevron-right' /></div>;
}
if (attachment.get('type') === 'image') {
content = <ImageLoader src={url} imgProps={{ style: { display: 'block' } }} />;
} else if (attachment.get('type') === 'gifv') {
content = <ExtendedVideoPlayer src={url} muted={true} controls={false} />;
}
return (
<div className='modal-root__modal media-modal'>
{leftNav}
<div className='media-modal__content'>
<IconButton className='media-modal__close' title={intl.formatMessage(messages.close)} icon='times' onClick={onClose} size={16} />
{content}
</div>
{rightNav}
</div>
);
}
}
export default injectIntl(MediaModal);