1 files changed, 19 insertions, 1 deletions

diff --git a/server/models/video/video.ts b/server/models/video/video.ts
index 8894843e0..b4c7da655 100644
--- a/server/models/video/video.ts
+++ b/server/models/video/video.ts
@@ -34,7 +34,7 @@ import { ModelCache } from '@server/models/model-cache'
 import { VideoFile } from '@shared/models/videos/video-file.model'
 import { ResultList, UserRight, VideoPrivacy, VideoState } from '../../../shared'
 import { VideoObject } from '../../../shared/models/activitypub/objects'
-import { Video, VideoDetails } from '../../../shared/models/videos'
+import { Video, VideoDetails, VideoRateType } from '../../../shared/models/videos'
 import { ThumbnailType } from '../../../shared/models/videos/thumbnail.type'
 import { VideoFilter } from '../../../shared/models/videos/video-query.type'
 import { VideoStreamingPlaylistType } from '../../../shared/models/videos/video-streaming-playlist.type'
@@ -1509,6 +1509,24 @@ export class VideoModel extends Model {
     })
   }
 
+  static updateRatesOf (videoId: number, type: VideoRateType, t: Transaction) {
+    const field = type === 'like'
+      ? 'likes'
+      : 'dislikes'
+
+    const rawQuery = `UPDATE "video" SET "${field}" = ` +
+      '(' +
+      'SELECT COUNT(id) FROM "accountVideoRate" WHERE "accountVideoRate"."videoId" = "video"."id" AND type = :rateType' +
+      ') ' +
+      'WHERE "video"."id" = :videoId'
+
+    return AccountVideoRateModel.sequelize.query(rawQuery, {
+      transaction: t,
+      replacements: { videoId, rateType: type },
+      type: QueryTypes.UPDATE
+    })
+  }
+
   static checkVideoHasInstanceFollow (videoId: number, followerActorId: number) {
     // Instances only share videos
     const query = 'SELECT 1 FROM "videoShare" ' +