public ActionResult EditBank(int branchId, int bankId)
 {
     if (!_bankService.BankIdExists(bankId)) return RedirectToAction("BanksList", new { branchId });
     var model = new EditBankDetails();
     var bank = _bankService.GetBank(bankId);
     model.Id = bank.Id;
     model.Name = bank.Name;
     model.Code = bank.Code;
     return View(model);
 }