- pass available album users along to the thumbnail through the asset-date-group

- show a small user-avatar in bottom right of thumbnail

web/src/lib/components/assets/thumbnail/thumbnail.svelte

@@ -5,7 +5,7 @@
   import { getAssetPlaybackUrl, getAssetThumbnailUrl } from '$lib/utils';
   import { timeToSeconds } from '$lib/utils/date-time';
   import { getAltText } from '$lib/utils/thumbnail-util';
-  import { AssetMediaSize, AssetVisibility } from '@immich/sdk';
+  import { AssetMediaSize, AssetVisibility, type UserResponseDto } from '@immich/sdk';
   import {
     mdiArchiveArrowDownOutline,
     mdiCameraBurst,
@@ -17,6 +17,7 @@
   } from '@mdi/js';
 
   import { thumbhash } from '$lib/actions/thumbhash';
+  import UserAvatar from '$lib/components/shared-components/user-avatar.svelte';
   import { authManager } from '$lib/managers/auth-manager.svelte';
   import type { TimelineAsset } from '$lib/managers/timeline-manager/types';
   import { mobileDevice } from '$lib/stores/mobile-device.svelte';
@@ -45,6 +46,7 @@
     imageClass?: ClassValue;
     brokenAssetClass?: ClassValue;
     dimmed?: boolean;
+    albumUsers?: UserResponseDto[];
     onClick?: (asset: TimelineAsset) => void;
     onSelect?: (asset: TimelineAsset) => void;
     onMouseEvent?: (event: { isMouseOver: boolean; selectedGroupIndex: number }) => void;
@@ -63,6 +65,7 @@
     readonly = false,
     showArchiveIcon = false,
     showStackedIcon = true,
+    albumUsers = [],
     onClick = undefined,
     onSelect = undefined,
     onMouseEvent = undefined,
@@ -84,6 +87,8 @@
   let width = $derived(thumbnailSize || thumbnailWidth || 235);
   let height = $derived(thumbnailSize || thumbnailHeight || 235);
 
+  let assetOwner = $derived(albumUsers?.find((user) => user.id === asset.ownerId) ?? null);
+
   const onIconClickedHandler = (e?: MouseEvent) => {
     e?.stopPropagation();
     e?.preventDefault();
@@ -267,6 +272,12 @@
           </div>
         {/if}
 
+        {#if !!assetOwner}
+          <div class="absolute bottom-2 end-2">
+            <UserAvatar user={assetOwner} size="sm" />
+          </div>
+        {/if}
+
         {#if !authManager.isSharedLink && showArchiveIcon && asset.visibility === AssetVisibility.Archive}
           <div class={['absolute start-2', asset.isFavorite ? 'bottom-10' : 'bottom-2']}>
             <Icon path={mdiArchiveArrowDownOutline} size="24" class="text-white" />

web/src/lib/components/photos-page/asset-date-group.svelte

@@ -9,6 +9,7 @@
   import { isSelectingAllAssets } from '$lib/stores/assets-store.svelte';
   import { uploadAssetsStore } from '$lib/stores/upload';
   import { navigate } from '$lib/utils/navigation';
+  import type { UserResponseDto } from '@immich/sdk';
 
   import { mdiCheckCircle, mdiCircleOutline } from '@mdi/js';
 
@@ -25,6 +26,7 @@
     monthGroup: MonthGroup;
     timelineManager: TimelineManager;
     assetInteraction: AssetInteraction;
+    albumUsers?: UserResponseDto[];
 
     onSelect: ({ title, assets }: { title: string; assets: TimelineAsset[] }) => void;
     onSelectAssets: (asset: TimelineAsset) => void;
@@ -40,6 +42,7 @@
     monthGroup = $bindable(),
     assetInteraction,
     timelineManager,
+    albumUsers = [],
     onSelect,
     onSelectAssets,
     onSelectAssetCandidates,
@@ -189,6 +192,7 @@
             showStackedIcon={withStacked}
             {showArchiveIcon}
             {asset}
+            {albumUsers}
             {groupIndex}
             onClick={(asset) => onClick(timelineManager, dayGroup.getAssets(), dayGroup.groupTitle, asset)}
             onSelect={(asset) => assetSelectHandler(timelineManager, asset, dayGroup.getAssets(), dayGroup.groupTitle)}

web/src/lib/components/photos-page/asset-grid.svelte

@@ -30,7 +30,13 @@
   import { archiveAssets, cancelMultiselect, selectAllAssets, stackAssets } from '$lib/utils/asset-utils';
   import { navigate } from '$lib/utils/navigation';
   import { getTimes, toTimelineAsset, type ScrubberListener, type TimelineYearMonth } from '$lib/utils/timeline-util';
-  import { AssetVisibility, getAssetInfo, type AlbumResponseDto, type PersonResponseDto } from '@immich/sdk';
+  import {
+    AssetVisibility,
+    getAssetInfo,
+    type AlbumResponseDto,
+    type PersonResponseDto,
+    type UserResponseDto,
+  } from '@immich/sdk';
   import { modalManager } from '@immich/ui';
   import { DateTime } from 'luxon';
   import { onMount, type Snippet } from 'svelte';
@@ -88,6 +94,15 @@
 
   let { isViewing: showAssetViewer, asset: viewingAsset, preloadAssets, gridScrollTarget, mutex } = assetViewingStore;
 
+  const isUser = (user: UserResponseDto | undefined): user is UserResponseDto => {
+    return !!user;
+  };
+  const albumUsers = $derived(
+    album?.shared && album?.albumUsers.length
+      ? [album?.owner, ...(album?.albumUsers?.map(({ user }) => user) ?? [])].filter((element) => isUser(element))
+      : [],
+  );
+
   let element: HTMLElement | undefined = $state();
 
   let timelineElement: HTMLElement | undefined = $state();
@@ -936,6 +951,7 @@
             {isSelectionMode}
             {singleSelect}
             {monthGroup}
+            {albumUsers}
             onSelect={({ title, assets }) => handleGroupSelect(timelineManager, title, assets)}
             onSelectAssetCandidates={handleSelectAssetCandidates}
             onSelectAssets={handleSelectAssets}