fix(app): honour motion settings in composer autocomplete previews (#1912)

fluxer_app/src/features/channel/components/AutocompleteEmoji.tsx

@@ -1,10 +1,10 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
 
-import {useAnimatedMediaVideoPlayback} from '@app/features/app/hooks/useAnimatedMediaPlayback';
 import {useShouldAnimate} from '@app/features/app/hooks/useShouldAnimate';
 import {type AutocompleteOption, isEmoji, isMeme, isSticker} from '@app/features/channel/components/Autocomplete';
 import styles from '@app/features/channel/components/AutocompleteEmoji.module.css';
 import {AutocompleteItem} from '@app/features/channel/components/AutocompleteItem';
+import {AutocompleteMemePreview} from '@app/features/channel/components/AutocompleteMemePreview';
 import * as EmojiPickerCommands from '@app/features/emoji/commands/EmojiPickerCommands';
 import {useStickerAnimation} from '@app/features/emoji/hooks/useStickerAnimation';
 import type {FlatEmoji} from '@app/features/emoji/types/EmojiTypes';
@@ -16,13 +16,12 @@ import {
 	MEDIA_DESCRIPTOR,
 	STICKERS_DESCRIPTOR,
 } from '@app/features/i18n/utils/CommonMessageDescriptors';
+import {getEmojiRenderUrl} from '@app/features/messaging/utils/markdown/EmojiDetector';
 import * as AvatarUtils from '@app/features/user/utils/AvatarUtils';
 import {msg} from '@lingui/core/macro';
 import {useLingui} from '@lingui/react/macro';
-import {MusicNoteIcon} from '@phosphor-icons/react';
 import {observer} from 'mobx-react-lite';
 import type React from 'react';
-import {useRef} from 'react';
 
 const DEFAULT_EMOJI_DESCRIPTOR = msg({
 	message: 'Default emoji',
@@ -34,53 +33,53 @@ const SectionHeading = observer(({children}: {children: React.ReactNode}) => (
 	</div>
 ));
 const AutocompleteEmojiIcon = observer(({emoji}: {emoji: FlatEmoji}) => {
-	const shouldAnimate = useShouldAnimate({kind: 'emoji'});
+	const isAnimatable = Boolean(emoji.animated);
+	const shouldAnimate = useShouldAnimate({
+		kind: 'emoji',
+		isAnimated: isAnimatable,
+	});
 	const {url: fallbackDisplayUrl} = getEmojiDisplayData(emoji);
-	const displayUrl = emoji.id
-		? AvatarUtils.getEmojiURL({id: emoji.id, animated: Boolean(emoji.animated) && shouldAnimate})
-		: (fallbackDisplayUrl ?? '');
+	const displayUrl =
+		getEmojiRenderUrl({
+			id: emoji.id,
+			surrogateUrl: fallbackDisplayUrl ?? null,
+			isAnimatable,
+			animated: shouldAnimate,
+			jumbo: false,
+		}) ?? '';
 	return (
 		<img
 			draggable={false}
 			className={styles.emojiIcon}
 			src={displayUrl}
 			alt={emoji.name}
+			aria-hidden={true}
 			data-flx="channel.autocomplete-emoji.emoji-icon"
 		/>
 	);
 });
 const AutocompleteStickerIcon = observer(
 	({sticker, isInteracting}: {sticker: GuildSticker; isInteracting: boolean}) => {
-		const {shouldAnimate} = useStickerAnimation({isInteracting});
+		const {shouldAnimate} = useStickerAnimation({isInteracting, isAnimated: sticker.animated});
 		return (
 			<div className={styles.stickerIconWrapper} data-flx="channel.autocomplete-emoji.sticker-icon-wrapper">
 				<img
 					draggable={false}
 					className={styles.stickerIcon}
-					src={AvatarUtils.getStickerURL({id: sticker.id, animated: shouldAnimate, size: 320})}
+					src={AvatarUtils.getStickerURL({
+						id: sticker.id,
+						animated: shouldAnimate,
+						isAnimatable: sticker.animated,
+						size: 320,
+					})}
 					alt={sticker.name}
+					aria-hidden={true}
 					data-flx="channel.autocomplete-emoji.sticker-icon"
 				/>
 			</div>
 		);
 	},
 );
-const AutocompleteMemeVideo = ({src}: {src: string}) => {
-	const videoRef = useRef<HTMLVideoElement>(null);
-	const playbackAllowed = useAnimatedMediaVideoPlayback(videoRef);
-	return (
-		<video
-			ref={videoRef}
-			src={src}
-			className={styles.memeVideo}
-			muted
-			autoPlay={playbackAllowed}
-			loop
-			playsInline
-			data-flx="channel.autocomplete-emoji.meme-video"
-		/>
-	);
-};
 export const AutocompleteEmoji = observer(
 	({
 		onSelect,
@@ -214,31 +213,10 @@ export const AutocompleteEmoji = observer(
 									description={option.meme.tags.length > 0 ? option.meme.tags.join(', ') : undefined}
 									icon={
 										<div className={styles.memeIconWrapper} data-flx="channel.autocomplete-emoji.meme-icon-wrapper">
-											{option.meme.contentType.startsWith('video/') || option.meme.contentType.includes('gif') ? (
-												<AutocompleteMemeVideo
-													src={option.meme.url}
-													data-flx="channel.autocomplete-emoji.autocomplete-meme-video"
-												/>
-											) : option.meme.contentType.startsWith('audio/') ? (
-												<div
-													className={styles.audioIconWrapper}
-													data-flx="channel.autocomplete-emoji.audio-icon-wrapper"
-												>
-													<MusicNoteIcon
-														className={styles.audioIcon}
-														weight="fill"
-														data-flx="channel.autocomplete-emoji.audio-icon"
-													/>
-												</div>
-											) : (
-												<img
-													draggable={false}
-													className={styles.memeIcon}
-													src={option.meme.url}
-													alt={option.meme.name}
-													data-flx="channel.autocomplete-emoji.meme-icon"
-												/>
-											)}
+											<AutocompleteMemePreview
+												meme={option.meme}
+												data-flx="channel.autocomplete-emoji.autocomplete-meme-preview"
+											/>
 										</div>
 									}
 									isKeyboardSelected={currentIndex === keyboardFocusIndex}

fluxer_app/src/features/channel/components/AutocompleteGif.tsx

@@ -1,10 +1,12 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
 
 import {useAnimatedMediaVideoPlayback} from '@app/features/app/hooks/useAnimatedMediaPlayback';
+import {useShouldAnimate} from '@app/features/app/hooks/useShouldAnimate';
 import {type AutocompleteOption, isGif} from '@app/features/channel/components/Autocomplete';
 import styles from '@app/features/channel/components/AutocompleteGif.module.css';
 import * as KlipyUtils from '@app/features/expressions/utils/KlipyUtils';
 import {GIFS_DESCRIPTOR} from '@app/features/i18n/utils/CommonMessageDescriptors';
+import {buildStaticGifPreviewURL} from '@app/features/messaging/utils/MediaProxyUtils';
 import {Scroller, type ScrollerHandle} from '@app/features/ui/components/Scroller';
 import {msg} from '@lingui/core/macro';
 import {useLingui} from '@lingui/react/macro';
@@ -16,22 +18,56 @@ const NO_GIFS_FOUND_DESCRIPTOR = msg({
 	message: 'No GIFs match',
 	comment: 'Empty-state text in the channel and chat autocomplete gif.',
 });
-const AutocompleteGifVideo = ({src}: {src: string}) => {
+const PLAYABLE_PREVIEW_EXTENSION_PATTERN = /\.(mp4|webm|mov|m4v)(?:$|\?)/iu;
+
+function isPlayablePreviewSource(value: string): boolean {
+	try {
+		return PLAYABLE_PREVIEW_EXTENSION_PATTERN.test(new URL(value).pathname);
+	} catch {
+		return PLAYABLE_PREVIEW_EXTENSION_PATTERN.test(value);
+	}
+}
+const AutocompleteGifVideo = ({src, motionAllowed}: {src: string; motionAllowed: boolean}) => {
 	const videoRef = useRef<HTMLVideoElement>(null);
-	const playbackAllowed = useAnimatedMediaVideoPlayback(videoRef);
+	const playbackAllowed = useAnimatedMediaVideoPlayback(videoRef, {shouldPlay: motionAllowed});
 	return (
 		<video
 			ref={videoRef}
-			src={src}
 			className={styles.gifVideo}
 			muted
-			autoPlay={playbackAllowed}
+			autoPlay={motionAllowed && playbackAllowed}
 			loop
 			playsInline
+			preload={motionAllowed ? 'auto' : 'metadata'}
+			src={src}
 			data-flx="channel.autocomplete-gif.gif-video"
 		/>
 	);
 };
+const AutocompleteGifPreview = observer(({src, isActive}: {src: string; isActive: boolean}) => {
+	const motionAllowed = useShouldAnimate({kind: 'gif', isHovering: isActive});
+	if (src.length === 0) {
+		return null;
+	}
+	if (isPlayablePreviewSource(src)) {
+		return (
+			<AutocompleteGifVideo
+				src={src}
+				motionAllowed={motionAllowed}
+				data-flx="channel.autocomplete-gif.autocomplete-gif-video"
+			/>
+		);
+	}
+	return (
+		<img
+			draggable={false}
+			src={motionAllowed ? src : buildStaticGifPreviewURL(src)}
+			alt=""
+			className={styles.gifVideo}
+			data-flx="channel.autocomplete-gif.gif-image"
+		/>
+	);
+});
 export const AutocompleteGif = observer(
 	({
 		onSelect,
@@ -117,9 +153,10 @@ export const AutocompleteGif = observer(
 								data-flx="channel.autocomplete-gif.gif-button.select"
 							>
 								<div className={styles.gifVideoWrapper} data-flx="channel.autocomplete-gif.gif-video-wrapper">
-									<AutocompleteGifVideo
+									<AutocompleteGifPreview
 										src={gif.proxy_src}
-										data-flx="channel.autocomplete-gif.autocomplete-gif-video"
+										isActive={isActive}
+										data-flx="channel.autocomplete-gif.autocomplete-gif-preview"
 									/>
 								</div>
 							</button>

fluxer_app/src/features/channel/components/AutocompleteMeme.tsx

@@ -1,30 +1,12 @@
 // SPDX-License-Identifier: AGPL-3.0-or-later
 
-import {useAnimatedMediaVideoPlayback} from '@app/features/app/hooks/useAnimatedMediaPlayback';
 import {type AutocompleteOption, isMeme} from '@app/features/channel/components/Autocomplete';
 import styles from '@app/features/channel/components/AutocompleteEmoji.module.css';
 import {AutocompleteItem} from '@app/features/channel/components/AutocompleteItem';
-import {MusicNoteIcon} from '@phosphor-icons/react';
+import {AutocompleteMemePreview} from '@app/features/channel/components/AutocompleteMemePreview';
 import {observer} from 'mobx-react-lite';
 import type React from 'react';
-import {useRef} from 'react';
 
-const AutocompleteMemeVideo = ({src}: {src: string}) => {
-	const videoRef = useRef<HTMLVideoElement>(null);
-	const playbackAllowed = useAnimatedMediaVideoPlayback(videoRef);
-	return (
-		<video
-			ref={videoRef}
-			src={src}
-			className={styles.memeVideo}
-			muted
-			autoPlay={playbackAllowed}
-			loop
-			playsInline
-			data-flx="channel.autocomplete-meme.meme-video"
-		/>
-	);
-};
 export const AutocompleteMeme = observer(
 	({
 		onSelect,
@@ -54,28 +36,10 @@ export const AutocompleteMeme = observer(
 				description={option.meme.tags.length > 0 ? option.meme.tags.join(', ') : undefined}
 				icon={
 					<div className={styles.memeIconWrapper} data-flx="channel.autocomplete-meme.meme-icon-wrapper">
-						{option.meme.contentType.startsWith('video/') || option.meme.contentType.includes('gif') ? (
-							<AutocompleteMemeVideo
-								src={option.meme.url}
-								data-flx="channel.autocomplete-meme.autocomplete-meme-video"
-							/>
-						) : option.meme.contentType.startsWith('audio/') ? (
-							<div className={styles.audioIconWrapper} data-flx="channel.autocomplete-meme.audio-icon-wrapper">
-								<MusicNoteIcon
-									className={styles.audioIcon}
-									weight="fill"
-									data-flx="channel.autocomplete-meme.audio-icon"
-								/>
-							</div>
-						) : (
-							<img
-								draggable={false}
-								className={styles.memeIcon}
-								src={option.meme.url}
-								alt={option.meme.name}
-								data-flx="channel.autocomplete-meme.meme-icon"
-							/>
-						)}
+						<AutocompleteMemePreview
+							meme={option.meme}
+							data-flx="channel.autocomplete-meme.autocomplete-meme-preview"
+						/>
 					</div>
 				}
 				isKeyboardSelected={index === keyboardFocusIndex}

fluxer_app/src/features/channel/components/AutocompleteMemePreview.tsx

@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: AGPL-3.0-or-later
+
+import {useAnimatedMediaVideoPlayback} from '@app/features/app/hooks/useAnimatedMediaPlayback';
+import {useShouldAnimate} from '@app/features/app/hooks/useShouldAnimate';
+import styles from '@app/features/channel/components/AutocompleteEmoji.module.css';
+import type {FavoriteMeme} from '@app/features/expressions/models/FavoriteMeme';
+import {buildStaticGifPreviewURL} from '@app/features/messaging/utils/MediaProxyUtils';
+import {MusicNoteIcon} from '@phosphor-icons/react';
+import {observer} from 'mobx-react-lite';
+import {useRef} from 'react';
+
+const AutocompleteMemeVideo = ({src}: {src: string}) => {
+	const videoRef = useRef<HTMLVideoElement>(null);
+	const playbackAllowed = useAnimatedMediaVideoPlayback(videoRef);
+	return (
+		<video
+			ref={videoRef}
+			className={styles.memeVideo}
+			muted
+			autoPlay={playbackAllowed}
+			loop
+			playsInline
+			preload="auto"
+			src={src}
+			data-flx="channel.autocomplete-meme-preview.meme-video"
+		/>
+	);
+};
+export const AutocompleteMemePreview = observer(({meme}: {meme: FavoriteMeme}) => {
+	const contentType = meme.contentType.toLowerCase();
+	const isAudioMeme = contentType.startsWith('audio/');
+	const isVideoMeme = contentType.startsWith('video/');
+	const isAnimatedImageMeme = !isVideoMeme && !isAudioMeme && contentType.includes('gif');
+	const motionAllowed = useShouldAnimate({kind: 'gif', isAnimated: isVideoMeme || isAnimatedImageMeme});
+	if (isAudioMeme) {
+		return (
+			<div className={styles.audioIconWrapper} data-flx="channel.autocomplete-meme-preview.audio-icon-wrapper">
+				<MusicNoteIcon
+					className={styles.audioIcon}
+					weight="fill"
+					data-flx="channel.autocomplete-meme-preview.audio-icon"
+				/>
+			</div>
+		);
+	}
+	if (isVideoMeme && motionAllowed) {
+		return (
+			<AutocompleteMemeVideo src={meme.url} data-flx="channel.autocomplete-meme-preview.autocomplete-meme-video" />
+		);
+	}
+	const needsStillFrame = (isVideoMeme || isAnimatedImageMeme) && !motionAllowed;
+	return (
+		<img
+			draggable={false}
+			className={styles.memeIcon}
+			src={needsStillFrame ? buildStaticGifPreviewURL(meme.url) : meme.url}
+			alt={meme.name}
+			aria-hidden={true}
+			data-flx="channel.autocomplete-meme-preview.meme-icon"
+		/>
+	);
+});

fluxer_app/src/features/channel/components/AutocompleteSticker.tsx

@@ -10,15 +10,16 @@ import {observer} from 'mobx-react-lite';
 import type React from 'react';
 
 const AutocompleteStickerIcon = observer(
-	({id, name, isInteracting}: {id: string; name: string; isInteracting: boolean}) => {
-		const {shouldAnimate} = useStickerAnimation({isInteracting});
+	({id, name, animated, isInteracting}: {id: string; name: string; animated: boolean; isInteracting: boolean}) => {
+		const {shouldAnimate} = useStickerAnimation({isInteracting, isAnimated: animated});
 		return (
 			<div className={styles.stickerIconWrapper} data-flx="channel.autocomplete-sticker.sticker-icon-wrapper">
 				<img
 					draggable={false}
 					className={styles.stickerIcon}
-					src={AvatarUtils.getStickerURL({id, animated: shouldAnimate, size: 320})}
+					src={AvatarUtils.getStickerURL({id, animated: shouldAnimate, isAnimatable: animated, size: 320})}
 					alt={name}
+					aria-hidden={true}
 					data-flx="channel.autocomplete-sticker.sticker-icon"
 				/>
 			</div>
@@ -58,6 +59,7 @@ export const AutocompleteSticker = observer(
 					<AutocompleteStickerIcon
 						id={option.sticker.id}
 						name={option.sticker.name}
+						animated={option.sticker.animated}
 						isInteracting={index === keyboardFocusIndex || index === hoverIndex}
 						data-flx="channel.autocomplete-sticker.autocomplete-sticker-icon"
 					/>