public ActionResult NewSupplier(SupplierViewModel model)
 {
     try
     {
         if (ModelState.IsValid)
         {
             if (PurchasingDataAccess.Update(model))
             {
                 return(Json(new { success = true, message = "Success", data = model }, JsonRequestBehavior.AllowGet));
             }
             else
             {
                 return(Json(new { success = false, message = PurchasingDataAccess.Message }, JsonRequestBehavior.AllowGet));
             }
         }
         else
         {
             return(Json(new { success = false, message = "Please fullfill required fields!" }, JsonRequestBehavior.AllowGet));
         }
     }
     catch (Exception ex)
     {
         return(Json(new { success = false, message = ex.Message }, JsonRequestBehavior.AllowGet));
     }
 }
        public ActionResult SavePurchasing(PurchasingOrderHeaderViewModel models)
        {
            if (ModelState.IsValid)
            {
                PurchasingResult result = PurchasingDataAccess.Save(models);

                if (result.Success)
                {
                    return(Json(new { success = true, message = "Success", data = result }, JsonRequestBehavior.AllowGet));
                }
                else
                {
                    return(Json(new { success = false, message = PurchasingDataAccess.Message }, JsonRequestBehavior.AllowGet));
                }
            }
            return(Json(new { success = false, message = "Invalid Model State!" }, JsonRequestBehavior.AllowGet));
        }