Reaction Static Emoji: Add thumb (#6663)

src/api/types/messages.ts

@@ -749,6 +749,7 @@ export interface ApiAvailableReaction {
   title: string;
   isInactive?: boolean;
   isPremium?: boolean;
+  isLocalCache?: true;
 }
 
 export interface ApiAvailableEffect {

src/components/common/reactions/ReactionStaticEmoji.scss

@@ -1,14 +1,28 @@
 .ReactionStaticEmoji {
+  position: relative;
   display: block;
+  aspect-ratio: 1;
   width: 1rem;
 
-  // Unicorn reaction preview is too small
-  &.with-unicorn-fix {
-    transform: scale(2);
-  }
-
   &.icon-heart {
     margin: 0 !important;
     color: var(--color-heart) !important;
   }
+
+  .thumb,
+  .media {
+    position: absolute;
+    top: 0;
+    left: 0;
+
+    width: 100%;
+    height: 100%;
+  }
+
+  .media {
+    // Unicorn reaction preview is too small
+    &.with-unicorn-fix {
+      transform: scale(2);
+    }
+  }
 }

src/components/common/reactions/ReactionStaticEmoji.tsx

@@ -7,8 +7,9 @@ import type { ObserveFn } from '../../../hooks/useIntersectionObserver';
 import { isSameReaction } from '../../../global/helpers';
 import buildClassName from '../../../util/buildClassName';
 
+import useThumbnail from '../../../hooks/media/useThumbnail';
 import useMedia from '../../../hooks/useMedia';
-import useMediaTransitionDeprecated from '../../../hooks/useMediaTransitionDeprecated';
+import useMediaTransition from '../../../hooks/useMediaTransition';
 
 import CustomEmoji from '../CustomEmoji';
 import Icon from '../icons/Icon';
@@ -37,11 +38,19 @@ const ReactionStaticEmoji: FC<OwnProps> = ({
   const availableReaction = useMemo(() => (
     availableReactions?.find((available) => isSameReaction(available.reaction, reaction))
   ), [availableReactions, reaction]);
-  const staticIconId = availableReaction?.staticIcon?.id;
+  const staticIcon = availableReaction?.staticIcon;
+  const staticIconId = staticIcon?.id;
   const mediaHash = staticIconId ? `document${staticIconId}` : undefined;
-  const mediaData = useMedia(mediaHash);
+  const cacheBuster = availableReaction?.isLocalCache ? 0 : 1;
+  const mediaData = useMedia(mediaHash, false, undefined, undefined, cacheBuster);
+  const thumbDataUri = useThumbnail(staticIcon?.thumbnail);
 
-  const transitionClassNames = useMediaTransitionDeprecated(mediaData);
+  const { ref: thumbRef } = useMediaTransition<HTMLImageElement>({
+    hasMediaData: Boolean(thumbDataUri && !mediaData),
+  });
+  const { ref: mediaRef } = useMediaTransition<HTMLImageElement>({
+    hasMediaData: Boolean(mediaData),
+  });
 
   const shouldApplySizeFix = reaction.type === 'emoji' && reaction.emoticon === '🦄';
   const shouldReplaceWithHeartIcon = withIconHeart && reaction.type === 'emoji' && reaction.emoticon === '❤';
@@ -64,18 +73,25 @@ const ReactionStaticEmoji: FC<OwnProps> = ({
   }
 
   return (
-    <img
-      className={buildClassName(
-        'ReactionStaticEmoji',
-        shouldApplySizeFix && 'with-unicorn-fix',
-        transitionClassNames,
-        className,
-      )}
+    <div
+      className={buildClassName('ReactionStaticEmoji', className)}
       style={size ? `width: ${size}px; height: ${size}px` : undefined}
-      src={mediaData || blankUrl}
-      alt={availableReaction?.title}
-      draggable={false}
-    />
+    >
+      <img
+        ref={thumbRef}
+        className="thumb"
+        src={thumbDataUri}
+        alt=""
+        draggable={false}
+      />
+      <img
+        ref={mediaRef}
+        className={buildClassName('media', shouldApplySizeFix && 'with-unicorn-fix')}
+        src={mediaData || blankUrl}
+        alt={availableReaction?.title}
+        draggable={false}
+      />
+    </div>
   );
 };
 

src/global/cache.ts

@@ -830,5 +830,5 @@ function reduceGroupCalls<T extends GlobalState>(global: T): GlobalState['groupC
 
 function reduceAvailableReactions(availableReactions?: ApiAvailableReaction[]): ApiAvailableReaction[] | undefined {
   return availableReactions
-    ?.map((r) => pick(r, ['reaction', 'staticIcon', 'title', 'isInactive']));
+    ?.map((r) => ({ ...pick(r, ['reaction', 'staticIcon', 'title', 'isInactive']), isLocalCache: true }));
 }

src/hooks/useMedia.ts

@@ -13,6 +13,7 @@ const useMedia = (
   noLoad = false,
   mediaFormat = ApiMediaFormat.BlobUrl,
   delay?: number | false,
+  cacheBuster?: number,
 ) => {
   const isStreaming = IS_PROGRESSIVE_SUPPORTED && mediaFormat === ApiMediaFormat.Progressive;
   const mediaData = mediaHash
@@ -35,7 +36,7 @@ const useMedia = (
         }
       });
     }
-  }, [noLoad, mediaHash, mediaData, mediaFormat, delay, isSynced]);
+  }, [noLoad, mediaHash, mediaData, mediaFormat, cacheBuster, delay, isSynced]);
 
   return mediaData;
 };