public async Task<IHttpActionResult> RemoveAppFromGroupAsync(string appId, string groupId)
 {
     var operation = new TableDal(ConfigurationManager.AppSettings["storageConnection"], TableNames.AppGroupAssignments);
     //var ags = new AppGroupAssignmentEntity(appId.ToString(), groupId.ToString());
     var result = operation.RetrieveGroupsByAppId(appId.ToString());
     return CreateSuccessResult(result);
 }
 public async Task<IHttpActionResult> GetGroupsAsync(string appId)
 {
     var operation = new TableDal(ConfigurationManager.AppSettings["storageConnection"], TableNames.AppGroupAssignments);
     var result = (IEnumerable<AppGroupAssignmentEntity>)(operation.RetrieveGroupsByAppId(appId));
     //var optGroup = new TableDal(ConfigurationManager.AppSettings["storageConnection"], TableNames.AADGroups);
     //var final = optGroup.RetrieveGroups(result);
     return CreateSuccessResult(result);
 }