feat: add offline library statistics

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);