public tblCustomer GetCustomer(long? id)
 {
     try
     {
         CrudDataService objCrd = new CrudDataService();
         tblCustomer modelCust = objCrd.GetCustomerDetails(id);
         return modelCust;
     }
     catch
     {
         throw;
     }
 }
 public IEnumerable<tblCustomer> GetCustomerScroll(int pageNumber, int pageSize)
 {
     try
     {
         int IsPaging = 1;
         CrudDataService objCrd = new CrudDataService();
         List<tblCustomer> modelCust = objCrd.GetCustomerList(pageNumber, pageSize, IsPaging);
         return modelCust;
     }
     catch (Exception ex)
     {
         throw ex;
     }
 }
 public IEnumerable<tblCustomer> GetCustomers(int pageSize)
 {
     try
     {
         int pageNumber = 0;
         int IsPaging = 0;
         CrudDataService objCrd = new CrudDataService();
         List<tblCustomer> modelCust = objCrd.GetCustomerList(pageNumber, pageSize, IsPaging);
         return modelCust;
     }
     catch
     {
         throw;
     }
 }
        public string Create(tblCustomer objCust)
        {
            try
            {
                CrudDataService objCrd = new CrudDataService();
                Int32 message = 0;

                if ((objCust.CustName != null) && (objCust.CustEmail != null)) message = objCrd.InsertCustomer(objCust);
                else message = -1;
                return message.ToString();
            }
            catch
            {
                throw;
            }
        }
        public string Edit(tblCustomer objCust)
        {
            try
            {
                CrudDataService objCrd = new CrudDataService();
                Int32 message = 0;
                message = objCrd.UpdateCustomer(objCust);
                return message.ToString();

            }
            catch
            {
                throw;
            }
        }
 public string Delete(long? id)
 {
     try
     {
         CrudDataService objCrd = new CrudDataService();
         Int32 message = 0;
         message = objCrd.DeleteCustomer(id);
         return message.ToString();
     }
     catch
     {
         throw;
     }
 }