MediaService: Add removeNoteFromMediaUpload method

This method replaces the associated note of a media upload with null.

Signed-off-by: Philip Molares <philip.molares@udo.edu>

src/media/media.service.spec.ts

@@ -265,4 +265,27 @@ describe('MediaService', () => {
       });
     });
   });
+
+  describe('removeNoteFromMediaUpload', () => {
+    it('works', async () => {
+      const mockMediaUploadEntry = {
+        id: 'testMediaUpload',
+        backendData: 'testBackendData',
+        note: {
+          alias: 'test',
+        } as Note,
+        user: {
+          userName: 'hardcoded',
+        } as User,
+      } as MediaUpload;
+      jest
+        .spyOn(mediaRepo, 'save')
+        .mockImplementationOnce(async (entry: MediaUpload) => {
+          expect(entry.note).toBeNull();
+          return entry;
+        });
+      await service.removeNoteFromMediaUpload(mockMediaUploadEntry);
+      expect(mediaRepo.save).toHaveBeenCalled();
+    });
+  });
 });

src/media/media.service.ts

@@ -176,6 +176,20 @@ export class MediaService {
     return mediaUploads;
   }
 
+  /**
+   * @async
+   * Set the note of a mediaUpload to null
+   * @param {MediaUpload} mediaUpload - the media upload to be changed
+   */
+  async removeNoteFromMediaUpload(mediaUpload: MediaUpload): Promise<void> {
+    this.logger.debug(
+      'Setting note to null for mediaUpload: ' + mediaUpload.id,
+      'removeNoteFromMediaUpload',
+    );
+    mediaUpload.note = null;
+    await this.mediaUploadRepository.save(mediaUpload);
+  }
+
   private chooseBackendType(): BackendType {
     switch (this.mediaConfig.backend.use) {
       case 'filesystem':