fix comments

mobile/openapi/lib/model/library_stats_response_dto.dart

@@ -13,12 +13,16 @@ part of openapi.api;
 class LibraryStatsResponseDto {
   /// Returns a new [LibraryStatsResponseDto] instance.
   LibraryStatsResponseDto({
+    this.offline = 0,
     this.photos = 0,
     this.total = 0,
     this.usage = 0,
     this.videos = 0,
   });
 
+  /// Number of offline assets
+  int offline;
+
   /// Number of photos
   int photos;
 
@@ -33,6 +37,7 @@ class LibraryStatsResponseDto {
 
   @override
   bool operator ==(Object other) => identical(this, other) || other is LibraryStatsResponseDto &&
+    other.offline == offline &&
     other.photos == photos &&
     other.total == total &&
     other.usage == usage &&
@@ -41,16 +46,18 @@ class LibraryStatsResponseDto {
   @override
   int get hashCode =>
     // ignore: unnecessary_parenthesis
+    (offline.hashCode) +
     (photos.hashCode) +
     (total.hashCode) +
     (usage.hashCode) +
     (videos.hashCode);
 
   @override
-  String toString() => 'LibraryStatsResponseDto[photos=$photos, total=$total, usage=$usage, videos=$videos]';
+  String toString() => 'LibraryStatsResponseDto[offline=$offline, photos=$photos, total=$total, usage=$usage, videos=$videos]';
 
   Map<String, dynamic> toJson() {
     final json = <String, dynamic>{};
+      json[r'offline'] = this.offline;
       json[r'photos'] = this.photos;
       json[r'total'] = this.total;
       json[r'usage'] = this.usage;
@@ -67,6 +74,7 @@ class LibraryStatsResponseDto {
       final json = value.cast<String, dynamic>();
 
       return LibraryStatsResponseDto(
+        offline: mapValueOfType<int>(json, r'offline')!,
         photos: mapValueOfType<int>(json, r'photos')!,
         total: mapValueOfType<int>(json, r'total')!,
         usage: mapValueOfType<int>(json, r'usage')!,
@@ -118,6 +126,7 @@ class LibraryStatsResponseDto {
 
   /// The list of required keys that must be present in a JSON.
   static const requiredKeys = <String>{
+    'offline',
     'photos',
     'total',
     'usage',

open-api/immich-openapi-specs.json

@@ -18264,6 +18264,11 @@
       },
       "LibraryStatsResponseDto": {
         "properties": {
+          "offline": {
+            "default": 0,
+            "description": "Number of offline assets",
+            "type": "integer"
+          },
           "photos": {
             "default": 0,
             "description": "Number of photos",
@@ -18287,6 +18292,7 @@
           }
         },
         "required": [
+          "offline",
           "photos",
           "total",
           "usage",

open-api/typescript-sdk/src/fetch-client.ts

@@ -1323,6 +1323,8 @@ export type UpdateLibraryDto = {
     name?: string;
 };
 export type LibraryStatsResponseDto = {
+    /** Number of offline assets */
+    offline: number;
     /** Number of photos */
     photos: number;
     /** Total number of assets */

server/src/dtos/library.dto.ts

@@ -136,6 +136,9 @@ export class LibraryStatsResponseDto {
   @ApiProperty({ type: 'integer', description: 'Total number of assets' })
   total = 0;
 
+  @ApiProperty({ type: 'integer', description: 'Number of offline assets' })
+  offline = 0;
+
   @ApiProperty({ type: 'integer', format: 'int64', description: 'Storage usage in bytes' })
   usage = 0;
 }

server/src/queries/library.repository.sql

@@ -36,27 +36,37 @@ select
       (
         "asset"."type" = $1
         and "asset"."visibility" != $2
+        and "asset"."isOffline" = $3
       )
   ) as "photos",
   count(*) filter (
     where
       (
-        "asset"."type" = $3
-        and "asset"."visibility" != $4
+        "asset"."type" = $4
+        and "asset"."visibility" != $5
+        and "asset"."isOffline" = $6
       )
   ) as "videos",
-  coalesce(sum("asset_exif"."fileSizeInByte"), $5) as "usage"
+  count(*) filter (
+    where
+      (
+        "asset"."isOffline" = $7
+        and "asset"."visibility" != $8
+      )
+  ) as "offline",
+  coalesce(sum("asset_exif"."fileSizeInByte"), $9) as "usage"
 from
   "library"
   inner join "asset" on "asset"."libraryId" = "library"."id"
   left join "asset_exif" on "asset_exif"."assetId" = "asset"."id"
 where
-  "library"."id" = $6
+  "library"."id" = $10
 group by
   "library"."id"
 select
   0::int as "photos",
   0::int as "videos",
+  0::int as "offline",
   0::int as "usage",
   0::int as "total"
 from

server/src/repositories/library.repository.ts

@@ -79,7 +79,11 @@ export class LibraryRepository {
         eb.fn
           .countAll<number>()
           .filterWhere((eb) =>
-            eb.and([eb('asset.type', '=', AssetType.Image), eb('asset.visibility', '!=', AssetVisibility.Hidden)]),
+            eb.and([
+              eb('asset.type', '=', AssetType.Image),
+              eb('asset.visibility', '!=', AssetVisibility.Hidden),
+              eb('asset.isOffline', '=', false),
+            ]),
           )
           .as('photos'),
       )
@@ -87,10 +91,22 @@ export class LibraryRepository {
         eb.fn
           .countAll<number>()
           .filterWhere((eb) =>
-            eb.and([eb('asset.type', '=', AssetType.Video), eb('asset.visibility', '!=', AssetVisibility.Hidden)]),
+            eb.and([
+              eb('asset.type', '=', AssetType.Video),
+              eb('asset.visibility', '!=', AssetVisibility.Hidden),
+              eb('asset.isOffline', '=', false),
+            ]),
           )
           .as('videos'),
       )
+      .select((eb) =>
+        eb.fn
+          .countAll<number>()
+          .filterWhere((eb) =>
+            eb.and([eb('asset.isOffline', '=', true), eb('asset.visibility', '!=', AssetVisibility.Hidden)]),
+          )
+          .as('offline'),
+      )
       .select((eb) => eb.fn.coalesce((eb) => eb.fn.sum('asset_exif.fileSizeInByte'), eb.val(0)).as('usage'))
       .groupBy('library.id')
       .where('library.id', '=', id)
@@ -103,6 +119,7 @@ export class LibraryRepository {
         .selectFrom('library')
         .select(zero.as('photos'))
         .select(zero.as('videos'))
+        .select(zero.as('offline'))
         .select(zero.as('usage'))
         .select(zero.as('total'))
         .where('library.id', '=', id)
@@ -112,6 +129,7 @@ export class LibraryRepository {
     return {
       photos: stats.photos,
       videos: stats.videos,
+      offline: stats.offline,
       usage: stats.usage,
       total: stats.photos + stats.videos,
     };

server/src/services/library.service.spec.ts

@@ -681,12 +681,19 @@ describe(LibraryService.name, () => {
     it('should return library statistics', async () => {
       const library = factory.library();
 
-      mocks.library.getStatistics.mockResolvedValue({ photos: 10, videos: 0, total: 10, usage: 1337 });
+      mocks.library.getStatistics.mockResolvedValue({
+        photos: 10,
+        videos: 0,
+        total: 10,
+        usage: 1337,
+        offline: 67,
+      });
       await expect(sut.getStatistics(library.id)).resolves.toEqual({
         photos: 10,
         videos: 0,
         total: 10,
         usage: 1337,
+        offline: 67,
       });
 
       expect(mocks.library.getStatistics).toHaveBeenCalledWith(library.id);

web/src/lib/components/server-statistics/ServerStatisticsCard.svelte

@@ -2,20 +2,36 @@
   import { ByteUnit } from '$lib/utils/byte-units';
   import { Icon, Text } from '@immich/ui';
 
-  interface Props {
-    icon: string;
-    title: string;
+  interface ValueData {
     value: number;
     unit?: ByteUnit | undefined;
   }
 
-  let { icon, title, value, unit = undefined }: Props = $props();
+  interface Props {
+    icon: string;
+    title: string;
+    valuePromise: Promise<ValueData>;
+  }
+
+  let { icon, title, valuePromise }: Props = $props();
+  let isLoading = $state(true);
+  let data = $state<ValueData | null>(null);
+
+  $effect.pre(() => {
+    isLoading = true;
+    void valuePromise.then((result) => {
+      data = result;
+      isLoading = false;
+    });
+  });
 
   const zeros = $derived(() => {
     const maxLength = 13;
-    const valueLength = value.toString().length;
+    if (!data) {
+      return '0'.repeat(maxLength);
+    }
+    const valueLength = data.value.toString().length;
     const zeroLength = maxLength - valueLength;
-
     return '0'.repeat(zeroLength);
   });
 </script>
@@ -26,10 +42,26 @@
     <Text size="giant" fontWeight="medium">{title}</Text>
   </div>
 
-  <div class="mx-auto font-mono text-2xl font-medium">
-    <span class="text-gray-300 dark:text-gray-600">{zeros()}</span><span>{value}</span>
-    {#if unit}
-      <code class="font-mono text-base font-normal">{unit}</code>
-    {/if}
+  <div class="mx-auto font-mono text-2xl font-medium relative">
+    <span class="text-gray-300 dark:text-gray-600" class:shimmer-text={isLoading}>{zeros()}</span
+    >{#if !isLoading && data}<span>{data.value}</span>
+      {#if data.unit}<code class="font-mono text-base font-normal">{data.unit}</code>{/if}{/if}
   </div>
 </div>
+
+<style>
+  .shimmer-text {
+    mask-image: linear-gradient(90deg, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 1) 100%);
+    mask-size: 200% 100%;
+    animation: shimmer 2.25s infinite linear;
+  }
+
+  @keyframes shimmer {
+    0% {
+      mask-position: 200% 0;
+    }
+    100% {
+      mask-position: -200% 0;
+    }
+  }
+</style>

web/src/lib/components/server-statistics/ServerStatisticsPanel.svelte

@@ -19,10 +19,34 @@
   import { t } from 'svelte-i18n';
 
   type Props = {
-    stats: ServerStatsResponseDto;
+    statsPromise: Promise<ServerStatsResponseDto>;
   };
 
-  const { stats }: Props = $props();
+  const { statsPromise }: Props = $props();
+  let stats = $state<ServerStatsResponseDto | null>(null);
+
+  $effect.pre(() => {
+    void statsPromise.then((result) => {
+      stats = result;
+    });
+  });
+
+  const photosPromise = $derived.by(() => statsPromise.then((data) => ({ value: data.photos })));
+
+  const videosPromise = $derived.by(() => statsPromise.then((data) => ({ value: data.videos })));
+
+  const storagePromise = $derived.by(() =>
+    statsPromise.then((data) => {
+      const TiB = 1024 ** 4;
+      const [value, unit] = getBytesWithUnit(data.usage, data.usage > TiB ? 2 : 0);
+      return { value, unit };
+    }),
+  );
+
+  const storageUsageWithUnit = $derived.by(() => {
+    const TiB = 1024 ** 4;
+    return !stats ? ([0, ''] as const) : getBytesWithUnit(stats.usage, stats.usage > TiB ? 2 : 0);
+  });
 
   const zeros = (value: number, maxLength = 13) => {
     const valueLength = value.toString().length;
@@ -30,9 +54,6 @@
 
     return '0'.repeat(zeroLength);
   };
-
-  const TiB = 1024 ** 4;
-  let [statsUsage, statsUsageUnit] = $derived(getBytesWithUnit(stats.usage, stats.usage > TiB ? 2 : 0));
 </script>
 
 <div class="flex flex-col gap-5 my-4">
@@ -40,48 +61,52 @@
     <Text class="mb-2" fontWeight="medium">{$t('total_usage')}</Text>
 
     <div class="hidden justify-between lg:flex gap-4">
-      <StatsCard icon={mdiCameraIris} title={$t('photos')} value={stats.photos} />
-      <StatsCard icon={mdiPlayCircle} title={$t('videos')} value={stats.videos} />
-      <StatsCard icon={mdiChartPie} title={$t('storage')} value={statsUsage} unit={statsUsageUnit} />
+      <StatsCard icon={mdiCameraIris} title={$t('photos')} valuePromise={photosPromise} />
+      <StatsCard icon={mdiPlayCircle} title={$t('videos')} valuePromise={videosPromise} />
+      <StatsCard icon={mdiChartPie} title={$t('storage')} valuePromise={storagePromise} />
     </div>
 
     <div class="mt-5 flex lg:hidden">
-      <div class="flex flex-col justify-between rounded-3xl bg-subtle p-5 dark:bg-immich-dark-gray">
-        <div class="flex flex-wrap gap-x-12">
-          <div class="flex flex-1 place-items-center gap-4 text-primary">
-            <Icon icon={mdiCameraIris} size="25" />
-            <Text size="medium" fontWeight="medium">{$t('photos')}</Text>
-          </div>
+      {#if stats}
+        <div class="flex flex-col justify-between rounded-3xl bg-subtle p-5 dark:bg-immich-dark-gray">
+          <div class="flex flex-wrap gap-x-12">
+            <div class="flex flex-1 place-items-center gap-4 text-primary">
+              <Icon icon={mdiCameraIris} size="25" />
+              <Text size="medium" fontWeight="medium">{$t('photos')}</Text>
+            </div>
 
-          <div class="relative text-center font-mono text-2xl font-medium">
-            <span class="text-light-300">{zeros(stats.photos)}</span><span class="text-primary">{stats.photos}</span>
-          </div>
-        </div>
-        <div class="flex flex-wrap gap-x-12">
-          <div class="flex flex-1 place-items-center gap-4 text-primary">
-            <Icon icon={mdiPlayCircle} size="25" />
-            <Text size="medium" fontWeight="medium">{$t('videos')}</Text>
+            <div class="relative text-center font-mono text-2xl font-medium">
+              <span class="text-light-300">{zeros(stats.photos)}</span><span class="text-primary">{stats.photos}</span>
+            </div>
           </div>
+          <div class="flex flex-wrap gap-x-12">
+            <div class="flex flex-1 place-items-center gap-4 text-primary">
+              <Icon icon={mdiPlayCircle} size="25" />
+              <Text size="medium" fontWeight="medium">{$t('videos')}</Text>
+            </div>
 
-          <div class="relative text-center font-mono text-2xl font-medium">
-            <span class="text-light-300">{zeros(stats.videos)}</span><span class="text-primary">{stats.videos}</span>
-          </div>
-        </div>
-        <div class="flex flex-wrap gap-x-5">
-          <div class="flex flex-1 flex-nowrap place-items-center gap-4 text-primary">
-            <Icon icon={mdiChartPie} size="25" />
-            <Text size="medium" fontWeight="medium">{$t('storage')}</Text>
+            <div class="relative text-center font-mono text-2xl font-medium">
+              <span class="text-light-300">{zeros(stats.videos)}</span><span class="text-primary">{stats.videos}</span>
+            </div>
           </div>
+          <div class="flex flex-wrap gap-x-5">
+            <div class="flex flex-1 flex-nowrap place-items-center gap-4 text-primary">
+              <Icon icon={mdiChartPie} size="25" />
+              <Text size="medium" fontWeight="medium">{$t('storage')}</Text>
+            </div>
 
-          <div class="relative flex text-center font-mono text-2xl font-medium">
-            <span class="text-light-300">{zeros(statsUsage)}</span><span class="text-primary">{statsUsage}</span>
+            <div class="relative flex text-center font-mono text-2xl font-medium">
+              <span class="text-light-300">{zeros(storageUsageWithUnit[0])}</span><span class="text-primary"
+                >{storageUsageWithUnit[0]}</span
+              >
 
-            <div class="absolute -end-1.5 -bottom-4">
-              <Code color="muted" class="text-xs font-light font-mono">{statsUsageUnit}</Code>
+              <div class="absolute -end-1.5 -bottom-4">
+                <Code color="muted" class="text-xs font-light font-mono">{storageUsageWithUnit[1]}</Code>
+              </div>
             </div>
           </div>
         </div>
-      </div>
+      {/if}
     </div>
   </div>
 
@@ -95,34 +120,69 @@
         <TableHeading class="w-1/4">{$t('usage')}</TableHeading>
       </TableHeader>
       <TableBody class="block max-h-80 overflow-y-auto">
-        {#each stats.usageByUser as user (user.userId)}
-          <TableRow>
-            <TableCell class="w-1/4">{user.userName}</TableCell>
-            <TableCell class="w-1/4">
-              {user.photos.toLocaleString($locale)} (<FormatBytes bytes={user.usagePhotos} />)</TableCell
-            >
-            <TableCell class="w-1/4">
-              {user.videos.toLocaleString($locale)} (<FormatBytes bytes={user.usageVideos} precision={0} />)</TableCell
-            >
-            <TableCell class="w-1/4">
-              <FormatBytes bytes={user.usage} precision={0} />
-              {#if user.quotaSizeInBytes !== null}
-                / <FormatBytes bytes={user.quotaSizeInBytes} precision={0} />
-              {/if}
-              <span class="text-primary">
-                {#if user.quotaSizeInBytes !== null && user.quotaSizeInBytes >= 0}
-                  ({(user.quotaSizeInBytes === 0 ? 1 : user.usage / user.quotaSizeInBytes).toLocaleString($locale, {
-                    style: 'percent',
-                    maximumFractionDigits: 0,
-                  })})
-                {:else}
-                  ({$t('unlimited')})
+        {#if stats}
+          {#each stats.usageByUser as user (user.userId)}
+            <TableRow>
+              <TableCell class="w-1/4">{user.userName}</TableCell>
+              <TableCell class="w-1/4">
+                {user.photos.toLocaleString($locale)} (<FormatBytes bytes={user.usagePhotos} />)</TableCell
+              >
+              <TableCell class="w-1/4">
+                {user.videos.toLocaleString($locale)} (<FormatBytes
+                  bytes={user.usageVideos}
+                  precision={0}
+                />)</TableCell
+              >
+              <TableCell class="w-1/4">
+                <FormatBytes bytes={user.usage} precision={0} />
+                {#if user.quotaSizeInBytes !== null}
+                  / <FormatBytes bytes={user.quotaSizeInBytes} precision={0} />
                 {/if}
-              </span>
-            </TableCell>
-          </TableRow>
-        {/each}
+                <span class="text-primary">
+                  {#if user.quotaSizeInBytes !== null && user.quotaSizeInBytes >= 0}
+                    ({(user.quotaSizeInBytes === 0 ? 1 : user.usage / user.quotaSizeInBytes).toLocaleString($locale, {
+                      style: 'percent',
+                      maximumFractionDigits: 0,
+                    })})
+                  {:else}
+                    ({$t('unlimited')})
+                  {/if}
+                </span>
+              </TableCell>
+            </TableRow>
+          {/each}
+        {:else}
+          {#each Array(5) as _, i (i)}
+            <TableRow>
+              <TableCell class="w-1/4"><span class="loading-shimmer inline-block h-4 w-20 rounded" /></TableCell>
+              <TableCell class="w-1/4"><span class="loading-shimmer inline-block h-4 w-16 rounded" /></TableCell>
+              <TableCell class="w-1/4"><span class="loading-shimmer inline-block h-4 w-16 rounded" /></TableCell>
+              <TableCell class="w-1/4"><span class="loading-shimmer inline-block h-4 w-24 rounded" /></TableCell>
+            </TableRow>
+          {/each}
+        {/if}
       </TableBody>
     </Table>
   </div>
 </div>
+
+<style>
+  .loading-shimmer {
+    background: linear-gradient(90deg, rgb(107, 114, 128) 0%, rgb(75, 85, 99) 50%, rgb(107, 114, 128) 100%);
+    background-size: 200% 100%;
+    animation: shimmer-load 1.5s infinite linear;
+  }
+
+  :global(.dark) .loading-shimmer {
+    background: linear-gradient(90deg, rgb(63, 63, 70) 0%, rgb(48, 48, 54) 50%, rgb(63, 63, 70) 100%);
+  }
+
+  @keyframes shimmer-load {
+    0% {
+      background-position: 200% 0;
+    }
+    100% {
+      background-position: -200% 0;
+    }
+  }
+</style>

web/src/routes/admin/library-management/(list)/+layout.svelte

@@ -7,12 +7,13 @@
   import { getLibrariesActions, getLibraryActions } from '$lib/services/library.service';
   import { locale } from '$lib/stores/preferences.store';
   import { getBytesWithUnit } from '$lib/utils/byte-units';
-  import { getLibrary, getLibraryStatistics, type LibraryResponseDto } from '@immich/sdk';
+  import { getLibrary, getLibraryStatistics, type LibraryResponseDto, type LibraryStatsResponseDto } from '@immich/sdk';
   import {
     CommandPaletteDefaultProvider,
     Container,
     ContextMenuButton,
     Link,
+    LoadingSpinner,
     MenuItemType,
     Table,
     TableBody,
@@ -34,9 +35,21 @@
   let { children, data }: Props = $props();
 
   let libraries = $state(data.libraries);
-  let statistics = $state(data.statistics);
+  let statistics = $state<Record<string, LibraryStatsResponseDto>>({});
   let owners = $state(data.owners);
 
+  const loadStatistics = async () => {
+    try {
+      statistics = await data.statisticsPromise;
+    } catch (error) {
+      console.error('Failed to load library statistics:', error);
+    }
+  };
+
+  $effect(() => {
+    void loadStatistics();
+  });
+
   const onLibraryCreate = async (library: LibraryResponseDto) => {
     await goto(Route.viewLibrary(library));
   };
@@ -94,8 +107,7 @@
           </TableHeader>
           <TableBody>
             {#each libraries as library (library.id + library.name)}
-              {@const { photos, usage, videos } = statistics[library.id]}
-              {@const [diskUsage, diskUsageUnit] = getBytesWithUnit(usage, 0)}
+              {@const stats = statistics[library.id]}
               {@const owner = owners[library.id]}
               <TableRow>
                 <TableCell class={classes.column1}>
@@ -104,9 +116,29 @@
                 <TableCell class={classes.column2}>
                   <Link href={Route.viewUser(owner)}>{owner.name}</Link>
                 </TableCell>
-                <TableCell class={classes.column3}>{photos.toLocaleString($locale)}</TableCell>
-                <TableCell class={classes.column4}>{videos.toLocaleString($locale)}</TableCell>
-                <TableCell class={classes.column5}>{diskUsage} {diskUsageUnit}</TableCell>
+                {#if stats}
+                  <TableCell class={classes.column3}>
+                    {stats.photos.toLocaleString($locale)}
+                  </TableCell>
+                  <TableCell class={classes.column4}>
+                    {stats.videos.toLocaleString($locale)}
+                  </TableCell>
+                  <TableCell class={classes.column5}>
+                    {@const [diskUsage, diskUsageUnit] = getBytesWithUnit(stats.usage, 0)}
+                    {diskUsage}
+                    {diskUsageUnit}
+                  </TableCell>
+                {:else}
+                  <TableCell class={classes.column3}>
+                    <LoadingSpinner />
+                  </TableCell>
+                  <TableCell class={classes.column4}>
+                    <LoadingSpinner />
+                  </TableCell>
+                  <TableCell class={classes.column5}>
+                    <LoadingSpinner />
+                  </TableCell>
+                {/if}
                 <TableCell class={classes.column6}>
                   <ContextMenuButton color="primary" aria-label={$t('open')} items={getActionsForLibrary(library)} />
                 </TableCell>

web/src/routes/admin/library-management/(list)/+layout.ts

@@ -10,7 +10,7 @@ export const load = (async ({ url }) => {
   const $t = await getFormatter();
 
   const libraries = await getAllLibraries();
-  const statistics = await Promise.all(
+  const statisticsPromise = Promise.all(
     libraries.map(async ({ id }) => [id, await getLibraryStatistics({ id })] as const),
   );
   const owners = await Promise.all(
@@ -20,7 +20,7 @@ export const load = (async ({ url }) => {
   return {
     allUsers,
     libraries,
-    statistics: Object.fromEntries(statistics),
+    statisticsPromise: statisticsPromise.then((stats) => Object.fromEntries(stats)),
     owners: Object.fromEntries(owners),
     meta: {
       title: $t('external_libraries'),

web/src/routes/admin/library-management/[id]/+layout.svelte

@@ -15,9 +15,17 @@
     getLibraryFolderActions,
   } from '$lib/services/library.service';
   import { getBytesWithUnit } from '$lib/utils/byte-units';
-  import type { LibraryResponseDto } from '@immich/sdk';
+
+  import type { LibraryResponseDto, LibraryStatsResponseDto } from '@immich/sdk';
   import { Code, CommandPaletteDefaultProvider, Container, Heading, modalManager } from '@immich/ui';
-  import { mdiCameraIris, mdiChartPie, mdiFilterMinusOutline, mdiFolderOutline, mdiPlayCircle } from '@mdi/js';
+  import {
+    mdiCameraIris,
+    mdiChartPie,
+    mdiFileDocumentRemoveOutline,
+    mdiFilterMinusOutline,
+    mdiFolderOutline,
+    mdiPlayCircle,
+  } from '@mdi/js';
   import type { Snippet } from 'svelte';
   import { t } from 'svelte-i18n';
   import type { LayoutData } from './$types';
@@ -27,16 +35,28 @@
     data: LayoutData;
   };
 
-  const { children, data }: Props = $props();
+  let { children, data }: Props = $props();
+  const statisticsPromise = $derived.by(() => data.statisticsPromise as Promise<LibraryStatsResponseDto>);
 
-  const statistics = data.statistics;
-  const [storageUsage, unit] = getBytesWithUnit(statistics.usage);
+  const photosPromise = $derived.by(() => statisticsPromise.then((stats) => ({ value: stats.photos })));
 
-  let library = $state(data.library);
+  const videosPromise = $derived.by(() => statisticsPromise.then((stats) => ({ value: stats.videos })));
+
+  const usagePromise = $derived.by(() =>
+    statisticsPromise.then((stats) => {
+      const [value, unit] = getBytesWithUnit(stats.usage);
+      return { value, unit };
+    }),
+  );
+
+  const offlinePromise = $derived.by(() => statisticsPromise.then((stats) => ({ value: stats.offline })));
+
+  let updatedLibrary = $state<LibraryResponseDto | undefined>(undefined);
+  const library = $derived.by(() => (updatedLibrary?.id === data.library.id ? updatedLibrary : data.library));
 
   const onLibraryUpdate = (newLibrary: LibraryResponseDto) => {
     if (newLibrary.id === library.id) {
-      library = newLibrary;
+      updatedLibrary = newLibrary;
     }
   };
 
@@ -61,9 +81,9 @@
     <div class="grid gap-4 grid-cols-1 lg:grid-cols-2 w-full">
       <Heading tag="h1" size="large" class="col-span-full my-4">{library.name}</Heading>
       <div class="flex flex-col lg:flex-row gap-4 col-span-full">
-        <ServerStatisticsCard icon={mdiCameraIris} title={$t('photos')} value={statistics.photos} />
-        <ServerStatisticsCard icon={mdiPlayCircle} title={$t('videos')} value={statistics.videos} />
-        <ServerStatisticsCard icon={mdiChartPie} title={$t('usage')} value={storageUsage} {unit} />
+        <ServerStatisticsCard icon={mdiCameraIris} title={$t('photos')} valuePromise={photosPromise} />
+        <ServerStatisticsCard icon={mdiPlayCircle} title={$t('videos')} valuePromise={videosPromise} />
+        <ServerStatisticsCard icon={mdiChartPie} title={$t('usage')} valuePromise={usagePromise} />
       </div>
 
       <AdminCard icon={mdiFolderOutline} title={$t('folders')} headerAction={AddFolder}>
@@ -112,6 +132,10 @@
           </tbody>
         </table>
       </AdminCard>
+
+      <div class="flex flex-col lg:flex-row gap-4">
+        <ServerStatisticsCard icon={mdiFileDocumentRemoveOutline} title={$t('offline')} valuePromise={offlinePromise} />
+      </div>
     </div>
     {@render children?.()}
   </Container>

web/src/routes/admin/library-management/[id]/+layout.ts

@@ -16,12 +16,12 @@ export const load = (async ({ params: { id }, url }) => {
     redirect(307, Route.libraries());
   }
 
-  const statistics = await getLibraryStatistics({ id });
+  const statisticsPromise = getLibraryStatistics({ id });
   const $t = await getFormatter();
 
   return {
     library,
-    statistics,
+    statisticsPromise,
     meta: {
       title: $t('admin.library_details'),
     },

web/src/routes/admin/server-status/+page.svelte

@@ -1,7 +1,7 @@
 <script lang="ts">
   import AdminPageLayout from '$lib/components/layouts/AdminPageLayout.svelte';
   import ServerStatisticsPanel from '$lib/components/server-statistics/ServerStatisticsPanel.svelte';
-  import { getServerStatistics } from '@immich/sdk';
+  import { getServerStatistics, type ServerStatsResponseDto } from '@immich/sdk';
   import { Container } from '@immich/ui';
   import { onMount } from 'svelte';
   import type { PageData } from './$types';
@@ -12,7 +12,14 @@
 
   const { data }: Props = $props();
 
-  let stats = $state(data.stats);
+  let stats = $state<ServerStatsResponseDto | undefined>(undefined);
+
+  const statsPromise = $derived.by(() => {
+    if (stats) {
+      return Promise.resolve(stats);
+    }
+    return data.statsPromise;
+  });
 
   const updateStatistics = async () => {
     stats = await getServerStatistics();
@@ -27,6 +34,6 @@
 
 <AdminPageLayout breadcrumbs={[{ title: data.meta.title }]}>
   <Container size="large" center>
-    <ServerStatisticsPanel {stats} />
+    <ServerStatisticsPanel {statsPromise} />
   </Container>
 </AdminPageLayout>

web/src/routes/admin/server-status/+page.ts

@@ -5,11 +5,11 @@ import type { PageLoad } from './$types';
 
 export const load = (async ({ url }) => {
   await authenticate(url, { admin: true });
-  const stats = await getServerStatistics();
+  const statsPromise = getServerStatistics();
   const $t = await getFormatter();
 
   return {
-    stats,
+    statsPromise,
     meta: {
       title: $t('server_stats'),
     },