public ActionResult Requests(string searchText)
        {
            try
            {
                if (searchText != null)
                {
                    IEnumerable <RequisitionStatus>          requisition = _requisitionStatusManager.SearchByRequisitionId(searchText);
                    IEnumerable <RequisitionStatusViewModel> requisitionStatusViewModels =
                        Mapper.Map <IEnumerable <RequisitionStatusViewModel> >(requisition);
                    return(View(requisitionStatusViewModels));
                }

                ICollection <RequisitionStatus>          requisitions          = _requisitionStatusManager.GetAllStatusNew();
                IEnumerable <RequisitionStatusViewModel> requisitionViewModels =
                    Mapper.Map <IEnumerable <RequisitionStatusViewModel> >(requisitions);
                return(View(requisitionViewModels));
            }
            catch (Exception ex)
            {
                return(View("Error", new HandleErrorInfo(ex, "AssignRequisitions", "Requests")));
            }
        }