public static bool OnFavoriteOrgAnnouncements(int organnouncementId) { var service = new FavoritesService(); if (service.IsOrgAnnouncementAlreadyInFavorites(Auth.user().Id, organnouncementId)) { service.RemoveOrgAnnouncement(Auth.user().Id, organnouncementId); } else { service.AddOrgAnnouncement(Auth.user().Id, organnouncementId); } return(true); }