fix(server): filter out empty search suggestions (#27292)

* fix(server): filter out empty search suggestions

* make sql

server/src/queries/search.repository.sql

@@ -254,6 +254,7 @@ where
   and "visibility" = $2
   and "deletedAt" is null
   and "state" is not null
+  and "state" != $3
 
 -- SearchRepository.getCities
 select distinct
@@ -266,6 +267,7 @@ where
   and "visibility" = $2
   and "deletedAt" is null
   and "city" is not null
+  and "city" != $3
 
 -- SearchRepository.getCameraMakes
 select distinct
@@ -278,6 +280,7 @@ where
   and "visibility" = $2
   and "deletedAt" is null
   and "make" is not null
+  and "make" != $3
 
 -- SearchRepository.getCameraModels
 select distinct
@@ -290,6 +293,7 @@ where
   and "visibility" = $2
   and "deletedAt" is null
   and "model" is not null
+  and "model" != $3
 
 -- SearchRepository.getCameraLensModels
 select distinct
@@ -302,3 +306,4 @@ where
   and "visibility" = $2
   and "deletedAt" is null
   and "lensModel" is not null
+  and "lensModel" != $3

server/src/repositories/search.repository.ts

@@ -502,10 +502,7 @@ export class SearchRepository {
     return res.map((row) => row.lensModel!);
   }
 
-  private getExifField<K extends 'city' | 'state' | 'country' | 'make' | 'model' | 'lensModel'>(
-    field: K,
-    userIds: string[],
-  ) {
+  private getExifField(field: 'city' | 'state' | 'country' | 'make' | 'model' | 'lensModel', userIds: string[]) {
     return this.db
       .selectFrom('asset_exif')
       .select(field)
@@ -514,6 +511,7 @@ export class SearchRepository {
       .where('ownerId', '=', anyUuid(userIds))
       .where('visibility', '=', AssetVisibility.Timeline)
       .where('deletedAt', 'is', null)
-      .where(field, 'is not', null);
+      .where(field, 'is not', null)
+      .where(field, '!=', '');
   }
 }

server/test/medium/specs/services/search.service.spec.ts

@@ -1,4 +1,5 @@
 import { Kysely } from 'kysely';
+import { SearchSuggestionType } from 'src/dtos/search.dto';
 import { AccessRepository } from 'src/repositories/access.repository';
 import { AssetRepository } from 'src/repositories/asset.repository';
 import { DatabaseRepository } from 'src/repositories/database.repository';
@@ -108,4 +109,25 @@ describe(SearchService.name, () => {
       expect(response.assets.items[0].id).toBe(unstackedAsset.id);
     });
   });
+
+  describe('getSearchSuggestions', () => {
+    it('should filter out empty search suggestions', async () => {
+      const { sut, ctx } = setup();
+      const { user } = await ctx.newUser();
+
+      const { asset } = await ctx.newAsset({ ownerId: user.id });
+      await ctx.newExif({ assetId: asset.id, make: 'Canon' });
+
+      const { asset: assetWithEmptyMake } = await ctx.newAsset({ ownerId: user.id });
+      await ctx.newExif({ assetId: assetWithEmptyMake.id, make: '' });
+
+      const auth = factory.auth({ user: { id: user.id } });
+      const suggestions = await sut.getSearchSuggestions(auth, {
+        type: SearchSuggestionType.CAMERA_MAKE,
+        includeNull: true,
+      });
+
+      expect(suggestions).toEqual(['Canon', null]);
+    });
+  });
 });