import React from 'react'; import ReactSwipeableViews from 'react-swipeable-views'; import ImmutablePropTypes from 'react-immutable-proptypes'; import PropTypes from 'prop-types'; import Video from 'mastodon/features/video'; import classNames from 'classnames'; import { defineMessages, injectIntl } from 'react-intl'; import IconButton from 'mastodon/components/icon_button'; import ImmutablePureComponent from 'react-immutable-pure-component'; import ImageLoader from './image_loader'; import Icon from 'mastodon/components/icon'; import GIFV from 'mastodon/components/gifv'; import { disableSwiping } from 'mastodon/initial_state'; import Footer from 'mastodon/features/picture_in_picture/components/footer'; const messages = defineMessages({ close: { id: 'lightbox.close', defaultMessage: 'Close' }, previous: { id: 'lightbox.previous', defaultMessage: 'Previous' }, next: { id: 'lightbox.next', defaultMessage: 'Next' }, }); export const previewState = 'previewMediaModal'; const digitCharacters = [ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '#', '$', '%', '*', '+', ',', '-', '.', ':', ';', '=', '?', '@', '[', ']', '^', '_', '{', '|', '}', '~', ]; const decode83 = (str) => { let value = 0; let c, digit; for (let i = 0; i < str.length; i++) { c = str[i]; digit = digitCharacters.indexOf(c); value = value * 83 + digit; } return value; }; const decodeRGB = int => ({ r: Math.max(0, (int >> 16)), g: Math.max(0, (int >> 8) & 255), b: Math.max(0, (int & 255)), }); export default @injectIntl class MediaModal extends ImmutablePureComponent { static propTypes = { media: ImmutablePropTypes.list.isRequired, statusId: PropTypes.string, index: PropTypes.number.isRequired, onClose: PropTypes.func.isRequired, intl: PropTypes.object.isRequired, onChangeBackgroundColor: PropTypes.func.isRequired, }; static contextTypes = { router: PropTypes.object, }; state = { index: null, navigationHidden: false, zoomButtonHidden: false, }; handleSwipe = (index) => { this.setState({ index: index % this.props.media.size }); } handleTransitionEnd = () => { this.setState({ zoomButtonHidden: false, }); } handleNextClick = () => { this.setState({ index: (this.getIndex() + 1) % this.props.media.size, zoomButtonHidden: true, }); } handlePrevClick = () => { this.setState({ index: (this.props.media.size + this.getIndex() - 1) % this.props.media.size, zoomButtonHidden: true, }); } handleChangeIndex = (e) => { const index = Number(e.currentTarget.getAttribute('data-index')); this.setState({ index: index % this.props.media.size, zoomButtonHidden: true, }); } handleKeyDown = (e) => { switch(e.key) { case 'ArrowLeft': this.handlePrevClick(); e.preventDefault(); e.stopPropagation(); break; case 'ArrowRight': this.handleNextClick(); e.preventDefault(); e.stopPropagation(); break; } } componentDidMount () { window.addEventListener('keydown', this.handleKeyDown, false); if (this.context.router) { const history = this.context.router.history; history.push(history.location.pathname, previewState); this.unlistenHistory = history.listen(() => { this.props.onClose(); }); } this._sendBackgroundColor(); } componentDidUpdate (prevProps, prevState) { if (prevState.index !== this.state.index) { this._sendBackgroundColor(); } } _sendBackgroundColor () { const { media, onChangeBackgroundColor } = this.props; const index = this.getIndex(); const blurhash = media.getIn([index, 'blurhash']); if (blurhash) { const backgroundColor = decodeRGB(decode83(blurhash.slice(2, 6))); onChangeBackgroundColor(backgroundColor); } } componentWillUnmount () { window.removeEventListener('keydown', this.handleKeyDown); if (this.context.router) { this.unlistenHistory(); if (this.context.router.history.location.state === previewState) { this.context.router.history.goBack(); } } this.props.onChangeBackgroundColor(null); } getIndex () { return this.state.index !== null ? this.state.index : this.props.index; } toggleNavigation = () => { this.setState(prevState => ({ navigationHidden: !prevState.navigationHidden, })); }; handleStatusClick = e => { if (e.button === 0 && !(e.ctrlKey || e.metaKey)) { e.preventDefault(); this.context.router.history.push(`/statuses/${this.props.statusId}`); } } render () { const { media, statusId, intl, onClose } = this.props; const { navigationHidden } = this.state; const index = this.getIndex(); const leftNav = media.size > 1 && ; const rightNav = media.size > 1 && ; const content = media.map((image) => { const width = image.getIn(['meta', 'original', 'width']) || null; const height = image.getIn(['meta', 'original', 'height']) || null; if (image.get('type') === 'image') { return ( ); } else if (image.get('type') === 'video') { const { time } = this.props; return (