1 files changed, 14 insertions, 0 deletions

diff --git a/server/models/video/video-comment.ts b/server/models/video/video-comment.ts
index 1163f9a0e..e733138c1 100644
--- a/server/models/video/video-comment.ts
+++ b/server/models/video/video-comment.ts
@@ -1,4 +1,5 @@
 import * as Sequelize from 'sequelize'
+import { Op } from 'sequelize'
 import {
   AllowNull,
   BeforeDestroy,
@@ -453,6 +454,19 @@ export class VideoCommentModel extends Model<VideoCommentModel> {
     }
   }
 
+  static cleanOldCommentsOf (videoId: number, beforeUpdatedAt: Date) {
+    const query = {
+      where: {
+        updatedAt: {
+          [Op.lt]: beforeUpdatedAt
+        },
+        videoId
+      }
+    }
+
+    return VideoCommentModel.destroy(query)
+  }
+
   getCommentStaticPath () {
     return this.Video.getWatchStaticPath() + ';threadId=' + this.getThreadId()
   }