resume, nocrash

main.go

@@ -51,6 +51,8 @@ func main() {
 			} else if userData.PlayCount == 0 && userData.PlaybackPositionTicks == 0 {
 			} else if userDataB, err := jellyTo.UserDataOf(ctx, item); err != nil {
 				log.Fatal(err)
+			} else if userDataB == userData.Plus(userDataB) {
+				log.Printf("skipping noop %+v", userData)
 			} else if err := jellyTo.SetUserData(ctx, userData.Plus(userDataB)); err != nil {
 				log.Fatalf("failed to set user data of %+v: %v", userData, err)
 			}
@@ -93,10 +95,13 @@ func (jelly Jelly) ListFolder(ctx context.Context, folder FolderItem) ([]FolderI
 	result := make([]FolderItem, len(a))
 	for i := range a {
 		m := a[i].(map[string]any)
+		name, _ := m["Name"].(string)
+		id, _ := m["Id"].(string)
+		isFolder, _ := m["IsFolder"].(bool)
 		result[i] = FolderItem{
-			Name:     m["Name"].(string),
-			Id:       m["Id"].(string),
-			IsFolder: m["IsFolder"].(bool),
+			Name:     name,
+			Id:       id,
+			IsFolder: isFolder,
 			Parent:   &folder,
 		}
 	}