Files
5chan/src/components/comment-media/comment-media.tsx
T

297 lines
12 KiB
TypeScript

import React, { useState } from 'react';
import { useTranslation } from 'react-i18next';
import { CommentMediaInfo, getDisplayMediaInfoType, getHasThumbnail, getMediaDimensions } from '../../lib/utils/media-utils';
import { getHostname } from '../../lib/utils/url-utils';
import useExpandedMediaStore from '../../stores/use-expanded-media-store';
import useFetchGifFirstFrame from '../../hooks/use-fetch-gif-first-frame';
import useIsMobile from '../../hooks/use-is-mobile';
import styles from './comment-media.module.css';
import Embed, { canEmbed } from '../embed';
interface MediaProps {
commentMediaInfo?: CommentMediaInfo;
deleted?: boolean;
disableToggle?: boolean;
displayHeight?: string;
displayWidth?: string;
isFloatingEmbed?: boolean;
isOutOfFeed?: boolean;
isReply?: boolean;
linkHeight?: number;
linkWidth?: number;
parentCid?: string;
removed?: boolean;
spoiler?: boolean;
showThumbnail?: boolean;
setShowThumbnail: (showThumbnail: boolean) => void;
}
const Thumbnail = ({ commentMediaInfo, deleted, displayHeight, displayWidth, isFloatingEmbed, isOutOfFeed, isReply, removed, spoiler, setShowThumbnail }: MediaProps) => {
const isMobile = useIsMobile();
const { patternThumbnailUrl, thumbnail, type, url } = commentMediaInfo || {};
let thumbnailComponent: React.ReactNode = null;
const iframeThumbnail = patternThumbnailUrl || thumbnail;
const gifFrameUrl = useFetchGifFirstFrame(type === 'gif' ? url : undefined);
const hasThumbnail = getHasThumbnail(commentMediaInfo, url);
if (type === 'gif') {
thumbnailComponent = <img src={gifFrameUrl || url} alt='' onClick={() => setShowThumbnail(false)} />;
} else if (type === 'video') {
thumbnailComponent = thumbnail ? (
<img src={thumbnail} alt='' />
) : (
// show first frame of the video, as a workaround for Safari not loading thumbnails
<video src={`${url}#t=0.001`} onClick={() => setShowThumbnail(false)} />
);
} else if (type === 'webpage') {
thumbnailComponent = <img src={thumbnail} alt='' onClick={() => setShowThumbnail(false)} />;
} else if (type === 'iframe') {
thumbnailComponent = iframeThumbnail ? <img src={iframeThumbnail} alt='' onClick={() => setShowThumbnail(false)} /> : null;
} else if (type === 'audio') {
thumbnailComponent = <audio src={url} controls />;
}
const thumbnailSmallPadding = isMobile ? styles.thumbnailMobile : styles.thumbnailReplyDesktop;
const thumbnailDimensions = { '--width': displayWidth, '--height': displayHeight } as React.CSSProperties;
const linkWithoutThumbnail = url && new URL(url);
return deleted || removed ? (
<img className={styles.fileDeleted} src='assets/filedeleted-res.gif' alt='File deleted' />
) : spoiler ? (
<img className={styles.spoiler} src='assets/spoiler.png' alt='' onClick={() => setShowThumbnail(false)} />
) : isOutOfFeed ? (
<span className={`${isFloatingEmbed ? styles.floatingEmbed : styles.subplebbitAvatar}`}>{thumbnailComponent}</span>
) : isMobile || isReply ? (
<span className={`${styles.thumbnailSmall} ${thumbnailSmallPadding}`} style={thumbnailDimensions}>
{thumbnailComponent}
{isMobile &&
!hasThumbnail &&
linkWithoutThumbnail &&
(canEmbed(linkWithoutThumbnail) ? (
<span onClick={() => setShowThumbnail(false)}>{getHostname(url)}</span>
) : (
<a href={url} target='_blank' rel='noreferrer'>
{getHostname(url) || (url.length > 30 ? url.slice(0, 30) + '...' : url)}
</a>
))}
</span>
) : (
<span className={styles.thumbnailBig} style={thumbnailDimensions}>
{thumbnailComponent}
</span>
);
};
const Media = ({ commentMediaInfo, disableToggle, isReply, setShowThumbnail }: MediaProps) => {
const { t } = useTranslation();
const { thumbnail, type, url } = commentMediaInfo || {};
const isMobile = useIsMobile();
const { fitExpandedImagesToScreen } = useExpandedMediaStore();
const mediaClass = `${isMobile ? styles.mediaMobile : isReply ? styles.mediaDesktopReply : styles.mediaDesktopOp} ${
fitExpandedImagesToScreen ? styles.fitToScreen : ''
}`;
const mediaDimensions = getMediaDimensions(commentMediaInfo);
return (
<span className={mediaClass}>
{type === 'iframe' && url ? (
<Embed url={url} />
) : type === 'gif' ? (
<img src={url} alt='' onClick={disableToggle ? undefined : () => setShowThumbnail(true)} />
) : type === 'video' ? (
<video src={url} controls autoPlay loop muted />
) : type === 'webpage' ? (
<img src={thumbnail} alt='' onClick={disableToggle ? undefined : () => setShowThumbnail(true)} />
) : null}
{isMobile && type && (
<div className={styles.fileInfo}>
<a href={url} target='_blank' rel='noopener noreferrer'>
{url && url.length > 30 ? url.slice(0, 30) + '...' : url}
</a>{' '}
({getDisplayMediaInfoType(type, t)}
{mediaDimensions && `, ${mediaDimensions}`})
</div>
)}
{isMobile && (type === 'iframe' || type === 'video' || type === 'audio') && (
<div className={styles.closeButton}>
<span className='button' onClick={() => setShowThumbnail(true)}>
{t('close')}
</span>
</div>
)}
</span>
);
};
interface ImageProps {
commentMediaInfo: CommentMediaInfo;
disableToggle?: boolean;
displayHeight: string;
displayWidth: string;
initialExpanded?: boolean;
isOutOfFeed: boolean;
parentCid?: string;
spoiler?: boolean;
}
const Image = ({ commentMediaInfo, disableToggle = false, displayHeight, displayWidth, initialExpanded = false, isOutOfFeed, parentCid, spoiler }: ImageProps) => {
const { t } = useTranslation();
const { type, url } = commentMediaInfo || {};
const isReply = parentCid;
const isMobile = useIsMobile();
const [isImageExpanded, setIsImageExpanded] = useState(initialExpanded);
const { fitExpandedImagesToScreen } = useExpandedMediaStore();
const mediaDimensions = getMediaDimensions(commentMediaInfo);
const mediaClass = `${isMobile ? styles.mediaMobile : isReply ? styles.mediaDesktopReply : styles.mediaDesktopOp} ${
fitExpandedImagesToScreen ? styles.fitToScreen : ''
}`;
const thumbnailSmallPadding = isMobile ? styles.thumbnailMobile : styles.thumbnailReplyDesktop;
const thumbnailDimensions = { '--width': displayWidth, '--height': displayHeight } as React.CSSProperties;
const [hasError, setHasError] = useState(false);
const handleError = () => setHasError(true);
if (spoiler && !isImageExpanded) {
const spoilerDimensions = { '--width': '150px', '--height': '150px' } as React.CSSProperties;
return (
<span
className={`${isOutOfFeed ? styles.subplebbitAvatar : styles.thumbnailBig} ${styles.thumbnail} ${isImageExpanded && isMobile ? styles.removeFloat : ''}`}
style={spoilerDimensions}
>
<img className={styles.spoiler} src='assets/spoiler.png' alt='' onClick={() => setIsImageExpanded(true)} />
</span>
);
}
return isMobile ? (
<span className={`${styles.thumbnail} ${isImageExpanded && isMobile ? styles.removeFloat : ''}`}>
<span
className={isImageExpanded ? mediaClass : `${isOutOfFeed ? styles.subplebbitAvatar : styles.thumbnailSmall} ${thumbnailSmallPadding}`}
style={isImageExpanded ? {} : thumbnailDimensions}
>
{hasError ? (
<img src='assets/filedeleted-res.gif' alt='File deleted' />
) : (
<img src={url} onError={handleError} alt='' onClick={disableToggle ? undefined : () => setIsImageExpanded(!isImageExpanded)} />
)}
</span>
{isImageExpanded && type && (
<div className={styles.fileInfo}>
<a href={url} target='_blank' rel='noopener noreferrer'>
{url && url.length > 30 ? url.slice(0, 30) + '...' : url}
</a>{' '}
({getDisplayMediaInfoType(type, t)}
{mediaDimensions && `, ${mediaDimensions}`})
</div>
)}
{type && !isImageExpanded && <div className={styles.fileInfo}>{`${spoiler ? `${t('spoiler')} - ` : ''} ${getDisplayMediaInfoType(type, t)}`}</div>}
</span>
) : (
<span
className={isImageExpanded ? mediaClass : `${isOutOfFeed ? styles.subplebbitAvatar : styles.thumbnailBig} ${styles.thumbnail}`}
style={isImageExpanded ? {} : thumbnailDimensions}
>
{hasError ? (
<img src='assets/filedeleted-res.gif' alt='File deleted' />
) : (
<img src={url} onError={handleError} alt='' onClick={disableToggle ? undefined : () => setIsImageExpanded(!isImageExpanded)} />
)}
</span>
);
};
const CommentMedia = ({
commentMediaInfo,
deleted,
disableToggle,
isFloatingEmbed,
linkHeight,
linkWidth,
parentCid,
removed,
showThumbnail,
setShowThumbnail,
spoiler,
}: MediaProps) => {
const isReply = parentCid;
const { t } = useTranslation();
const isMobile = useIsMobile();
const { thumbnailHeight, thumbnailWidth, url } = commentMediaInfo || {};
let type = commentMediaInfo?.type;
const gifFrameUrl = useFetchGifFirstFrame(url);
if (type === 'gif' && gifFrameUrl) {
type = 'animated gif';
} else if (type === 'gif' && !gifFrameUrl) {
type = 'static gif';
}
let displayWidth, displayHeight;
const maxThumbnailSize = isMobile || isReply ? 125 : 250;
if (linkWidth && linkHeight) {
// use the dimensions from the plebbit-js api
let scale = Math.min(1, maxThumbnailSize / Math.max(linkWidth, linkHeight));
displayWidth = `${linkWidth * scale}px`;
displayHeight = `${linkHeight * scale}px`;
} else if (thumbnailHeight && thumbnailWidth) {
// use the dimensions from the thumbnail fetched by useCommentMediaInfo
let scale = Math.min(1, maxThumbnailSize / Math.max(thumbnailWidth, thumbnailHeight));
displayWidth = `${thumbnailWidth * scale}px`;
displayHeight = `${thumbnailHeight * scale}px`;
} else {
// use the default size
displayWidth = `${maxThumbnailSize}px`;
displayHeight = `${maxThumbnailSize}px`;
}
if (type === 'audio') {
displayWidth = '100%';
displayHeight = '100%';
}
const isOutOfFeed = isFloatingEmbed || spoiler || false; // virtuoso wrapper unneeded
return (
<span className={styles.content}>
{commentMediaInfo?.type === 'image' ? (
// images just enlarge when clicked, so they don't need two separate components
// when showThumbnail is explicitly false (e.g., from embed button), start expanded
<Image
commentMediaInfo={commentMediaInfo}
disableToggle={disableToggle}
displayHeight={displayHeight}
displayWidth={displayWidth}
initialExpanded={showThumbnail === false}
isOutOfFeed={isOutOfFeed}
parentCid={parentCid}
spoiler={spoiler}
/>
) : (
<>
<span className={`${showThumbnail ? styles.show : styles.hide} ${styles.thumbnail}`}>
{url && (
<Thumbnail
commentMediaInfo={commentMediaInfo}
displayHeight={displayHeight}
displayWidth={displayWidth}
isFloatingEmbed={isFloatingEmbed}
isOutOfFeed={isOutOfFeed}
deleted={deleted}
removed={removed}
spoiler={spoiler}
setShowThumbnail={setShowThumbnail}
/>
)}
{isMobile && type && <div className={styles.fileInfo}>{`${spoiler ? `${t('spoiler')} - ` : ''} ${getDisplayMediaInfoType(type, t)}`}</div>}
</span>
{!showThumbnail && <Media commentMediaInfo={commentMediaInfo} disableToggle={disableToggle} isReply={!!parentCid} setShowThumbnail={setShowThumbnail} />}
</>
)}
</span>
);
};
export default CommentMedia;