300 lines
9.4 KiB
JavaScript
300 lines
9.4 KiB
JavaScript
import PropTypes from 'prop-types';
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import { defineMessages, injectIntl } from 'react-intl';
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import classNames from 'classnames';
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import ImmutablePropTypes from 'react-immutable-proptypes';
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import ImmutablePureComponent from 'react-immutable-pure-component';
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import ReactSwipeableViews from 'react-swipeable-views';
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import ChevronLeftIcon from '@/material-icons/400-24px/chevron_left.svg?react';
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import ChevronRightIcon from '@/material-icons/400-24px/chevron_right.svg?react';
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import CloseIcon from '@/material-icons/400-24px/close.svg?react';
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import FitScreenIcon from '@/material-icons/400-24px/fit_screen.svg?react';
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import ActualSizeIcon from '@/svg-icons/actual_size.svg?react';
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import { getAverageFromBlurhash } from 'mastodon/blurhash';
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import { GIFV } from 'mastodon/components/gifv';
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import { Icon } from 'mastodon/components/icon';
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import { IconButton } from 'mastodon/components/icon_button';
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import { Footer } from 'mastodon/features/picture_in_picture/components/footer';
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import { Video } from 'mastodon/features/video';
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import { disableSwiping } from 'mastodon/initial_state';
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import { ZoomableImage } from './zoomable_image';
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const messages = defineMessages({
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close: { id: 'lightbox.close', defaultMessage: 'Close' },
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previous: { id: 'lightbox.previous', defaultMessage: 'Previous' },
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next: { id: 'lightbox.next', defaultMessage: 'Next' },
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zoomIn: { id: 'lightbox.zoom_in', defaultMessage: 'Zoom to actual size' },
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zoomOut: { id: 'lightbox.zoom_out', defaultMessage: 'Zoom to fit' },
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});
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class MediaModal extends ImmutablePureComponent {
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static propTypes = {
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media: ImmutablePropTypes.list.isRequired,
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statusId: PropTypes.string,
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lang: PropTypes.string,
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index: PropTypes.number.isRequired,
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onClose: PropTypes.func.isRequired,
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intl: PropTypes.object.isRequired,
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onChangeBackgroundColor: PropTypes.func.isRequired,
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currentTime: PropTypes.number,
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autoPlay: PropTypes.bool,
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volume: PropTypes.number,
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};
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state = {
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index: null,
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navigationHidden: false,
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zoomedIn: false,
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};
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handleZoomClick = () => {
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this.setState(prevState => ({
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zoomedIn: !prevState.zoomedIn,
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}));
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};
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handleZoomChange = (zoomedIn) => {
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this.setState({
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zoomedIn,
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});
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};
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handleSwipe = (index) => {
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this.setState({
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index: index % this.props.media.size,
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zoomedIn: false,
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});
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};
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handleTransitionEnd = () => {
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this.setState({
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zoomedIn: false,
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});
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};
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handleNextClick = () => {
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this.setState({
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index: (this.getIndex() + 1) % this.props.media.size,
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zoomedIn: false,
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});
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};
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handlePrevClick = () => {
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this.setState({
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index: (this.props.media.size + this.getIndex() - 1) % this.props.media.size,
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zoomedIn: false,
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});
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};
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handleChangeIndex = (e) => {
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const index = Number(e.currentTarget.getAttribute('data-index'));
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this.setState({
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index: index % this.props.media.size,
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zoomedIn: false,
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});
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};
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handleKeyDown = (e) => {
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switch(e.key) {
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case 'ArrowLeft':
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this.handlePrevClick();
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e.preventDefault();
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e.stopPropagation();
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break;
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case 'ArrowRight':
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this.handleNextClick();
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e.preventDefault();
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e.stopPropagation();
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break;
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}
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};
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componentDidMount () {
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window.addEventListener('keydown', this.handleKeyDown, false);
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this._sendBackgroundColor();
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}
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componentDidUpdate (prevProps, prevState) {
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if (prevState.index !== this.state.index) {
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this._sendBackgroundColor();
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}
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}
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_sendBackgroundColor () {
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const { media, onChangeBackgroundColor } = this.props;
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const index = this.getIndex();
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const blurhash = media.getIn([index, 'blurhash']);
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if (blurhash) {
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const backgroundColor = getAverageFromBlurhash(blurhash);
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onChangeBackgroundColor(backgroundColor);
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}
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}
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componentWillUnmount () {
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window.removeEventListener('keydown', this.handleKeyDown);
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this.props.onChangeBackgroundColor(null);
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}
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getIndex () {
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return this.state.index !== null ? this.state.index : this.props.index;
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}
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handleToggleNavigation = () => {
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this.setState(prevState => ({
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navigationHidden: !prevState.navigationHidden,
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}));
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};
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setRef = c => {
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this.setState({
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viewportWidth: c?.clientWidth,
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viewportHeight: c?.clientHeight,
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});
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};
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render () {
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const { media, statusId, lang, intl, onClose } = this.props;
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const { navigationHidden, zoomedIn, viewportWidth, viewportHeight } = this.state;
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const index = this.getIndex();
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const leftNav = media.size > 1 && <button tabIndex={0} className='media-modal__nav media-modal__nav--prev' onClick={this.handlePrevClick} aria-label={intl.formatMessage(messages.previous)}><Icon id='chevron-left' icon={ChevronLeftIcon} /></button>;
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const rightNav = media.size > 1 && <button tabIndex={0} className='media-modal__nav media-modal__nav--next' onClick={this.handleNextClick} aria-label={intl.formatMessage(messages.next)}><Icon id='chevron-right' icon={ChevronRightIcon} /></button>;
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const content = media.map((image, idx) => {
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const width = image.getIn(['meta', 'original', 'width']) || null;
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const height = image.getIn(['meta', 'original', 'height']) || null;
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const description = image.getIn(['translation', 'description']) || image.get('description');
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if (image.get('type') === 'image') {
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return (
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<ZoomableImage
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src={image.get('url')}
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blurhash={image.get('blurhash')}
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width={width}
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height={height}
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alt={description}
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lang={lang}
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key={image.get('url')}
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onClick={this.handleToggleNavigation}
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onDoubleClick={this.handleZoomClick}
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onClose={onClose}
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onZoomChange={this.handleZoomChange}
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zoomedIn={zoomedIn && idx === index}
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/>
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);
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} else if (image.get('type') === 'video') {
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const { currentTime, autoPlay, volume } = this.props;
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return (
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<Video
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preview={image.get('preview_url')}
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blurhash={image.get('blurhash')}
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src={image.get('url')}
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width={image.get('width')}
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height={image.get('height')}
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frameRate={image.getIn(['meta', 'original', 'frame_rate'])}
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aspectRatio={`${image.getIn(['meta', 'original', 'width'])} / ${image.getIn(['meta', 'original', 'height'])}`}
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startTime={currentTime || 0}
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startPlaying={autoPlay || false}
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startVolume={volume || 1}
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onCloseVideo={onClose}
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detailed
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alt={description}
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lang={lang}
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key={image.get('url')}
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/>
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);
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} else if (image.get('type') === 'gifv') {
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return (
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<GIFV
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src={image.get('url')}
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width={width}
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height={height}
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key={image.get('url')}
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alt={description}
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lang={lang}
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onClick={this.toggleNavigation}
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/>
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);
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}
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return null;
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}).toArray();
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// you can't use 100vh, because the viewport height is taller
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// than the visible part of the document in some mobile
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// browsers when it's address bar is visible.
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// https://developers.google.com/web/updates/2016/12/url-bar-resizing
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const swipeableViewsStyle = {
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width: '100%',
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height: '100%',
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};
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const containerStyle = {
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alignItems: 'center', // center vertically
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};
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const navigationClassName = classNames('media-modal__navigation', {
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'media-modal__navigation--hidden': navigationHidden,
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});
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let pagination;
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if (media.size > 1) {
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pagination = media.map((item, i) => (
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<button key={i} className={classNames('media-modal__page-dot', { active: i === index })} data-index={i} onClick={this.handleChangeIndex}>
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{i + 1}
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</button>
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));
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}
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const currentMedia = media.get(index);
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const zoomable = currentMedia.get('type') === 'image' && (currentMedia.getIn(['meta', 'original', 'width']) > viewportWidth || currentMedia.getIn(['meta', 'original', 'height']) > viewportHeight);
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return (
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<div className='modal-root__modal media-modal' ref={this.setRef}>
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<div className='media-modal__closer' role='presentation' onClick={onClose}>
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<ReactSwipeableViews
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style={swipeableViewsStyle}
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containerStyle={containerStyle}
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onChangeIndex={this.handleSwipe}
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onTransitionEnd={this.handleTransitionEnd}
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index={index}
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disabled={disableSwiping || zoomedIn}
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>
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{content}
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</ReactSwipeableViews>
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</div>
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<div className={navigationClassName}>
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<div className='media-modal__buttons'>
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{zoomable && <IconButton title={intl.formatMessage(zoomedIn ? messages.zoomOut : messages.zoomIn)} iconComponent={zoomedIn ? FitScreenIcon : ActualSizeIcon} onClick={this.handleZoomClick} />}
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<IconButton title={intl.formatMessage(messages.close)} icon='times' iconComponent={CloseIcon} onClick={onClose} />
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</div>
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{leftNav}
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{rightNav}
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<div className='media-modal__overlay'>
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{pagination && <ul className='media-modal__pagination'>{pagination}</ul>}
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{statusId && <Footer statusId={statusId} withOpenButton onClose={onClose} />}
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</div>
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</div>
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</div>
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);
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}
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}
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export default injectIntl(MediaModal);
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