127 lines
3.0 KiB
TypeScript
127 lines
3.0 KiB
TypeScript
// Copyright 2018-2020 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import React from 'react';
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import classNames from 'classnames';
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import {
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isImageTypeSupported,
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isVideoTypeSupported,
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} from '../../../util/GoogleChrome';
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import { LocalizerType } from '../../../types/Util';
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import { MediaItemType } from '../../LightboxGallery';
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export interface Props {
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mediaItem: MediaItemType;
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onClick?: () => void;
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i18n: LocalizerType;
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}
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interface State {
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imageBroken: boolean;
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}
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export class MediaGridItem extends React.Component<Props, State> {
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private readonly onImageErrorBound: () => void;
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constructor(props: Props) {
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super(props);
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this.state = {
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imageBroken: false,
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};
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this.onImageErrorBound = this.onImageError.bind(this);
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}
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public onImageError(): void {
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window.log.info(
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'MediaGridItem: Image failed to load; failing over to placeholder'
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);
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this.setState({
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imageBroken: true,
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});
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}
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public renderContent(): JSX.Element | null {
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const { mediaItem, i18n } = this.props;
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const { imageBroken } = this.state;
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const { attachment, contentType } = mediaItem;
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if (!attachment) {
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return null;
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}
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if (contentType && isImageTypeSupported(contentType)) {
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if (imageBroken || !mediaItem.thumbnailObjectUrl) {
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return (
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<div
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className={classNames(
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'module-media-grid-item__icon',
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'module-media-grid-item__icon-image'
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)}
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/>
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);
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}
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return (
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<img
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alt={i18n('lightboxImageAlt')}
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className="module-media-grid-item__image"
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src={mediaItem.thumbnailObjectUrl}
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onError={this.onImageErrorBound}
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/>
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);
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}
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if (contentType && isVideoTypeSupported(contentType)) {
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if (imageBroken || !mediaItem.thumbnailObjectUrl) {
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return (
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<div
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className={classNames(
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'module-media-grid-item__icon',
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'module-media-grid-item__icon-video'
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)}
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/>
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);
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}
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return (
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<div className="module-media-grid-item__image-container">
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<img
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alt={i18n('lightboxImageAlt')}
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className="module-media-grid-item__image"
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src={mediaItem.thumbnailObjectUrl}
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onError={this.onImageErrorBound}
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/>
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<div className="module-media-grid-item__circle-overlay">
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<div className="module-media-grid-item__play-overlay" />
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</div>
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</div>
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);
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}
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return (
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<div
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className={classNames(
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'module-media-grid-item__icon',
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'module-media-grid-item__icon-generic'
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)}
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/>
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);
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}
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public render(): JSX.Element {
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const { onClick } = this.props;
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return (
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<button
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type="button"
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className="module-media-grid-item"
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onClick={onClick}
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>
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{this.renderContent()}
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</button>
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);
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}
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}
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