Fix bulk add movie to scenes and autotag transaction error (#2928)

* Fix bulk add movie to scene
* Fix already in transaction error for autotag

pkg/sqlite/scene_test.go

@@ -791,6 +791,29 @@ func Test_sceneQueryBuilder_UpdatePartialRelationships(t *testing.T) {
 			},
 			false,
 		},
+		{
+			"add movies to empty",
+			sceneIDs[sceneIdx1WithPerformer],
+			models.ScenePartial{
+				MovieIDs: &models.UpdateMovieIDs{
+					Movies: movieScenes,
+					Mode:   models.RelationshipUpdateModeAdd,
+				},
+			},
+			models.Scene{
+				Movies: models.NewRelatedMovies([]models.MoviesScenes{
+					{
+						MovieID:    movieIDs[movieIdxWithDupName],
+						SceneIndex: &sceneIndex,
+					},
+					{
+						MovieID:    movieIDs[movieIdxWithStudio],
+						SceneIndex: &sceneIndex2,
+					},
+				}),
+			},
+			false,
+		},
 		{
 			"add stash ids",
 			sceneIDs[sceneIdxWithSpacedName],

pkg/sqlite/table.go

@@ -442,11 +442,16 @@ func (t *scenesMoviesTable) addJoins(ctx context.Context, id int, v []models.Mov
 	// only add values that are not already present
 	var filtered []models.MoviesScenes
 	for _, vv := range v {
+		found := false
+
 		for _, e := range fks {
 			if vv.MovieID == e.MovieID {
-				continue
+				found = true
+				break
 			}
+		}
 
+		if !found {
 			filtered = append(filtered, vv)
 		}
 	}