public ActionResult Deposit(Transaction transaction) { if (ModelState.IsValid) { db.Transactions.Add(transaction); db.SaveChanges(); var service = new CheckingAccountService(db); service.UpdateBalance(transaction.CheckingAccountId); return RedirectToAction("Index", "Home"); } return View(); }
public ActionResult QuickCash(int checkingAccountId, decimal amount) { var sourceCheckingAccount = db.CheckingAccounts.Find(checkingAccountId); var balance = sourceCheckingAccount.Balance; if (balance < amount) { return View("QuickCashInsufficientFunds"); } db.Transactions.Add(new Transaction { CheckingAccountId = checkingAccountId, Amount = -amount }); db.SaveChanges(); var service = new CheckingAccountService(db); service.UpdateBalance(checkingAccountId); return RedirectToAction("Index", "Home"); }
public ActionResult QuickCash(int checkingAccountId, decimal amount) { CheckingAccount checkingAccount = db.CheckingAccounts.Find(checkingAccountId); if (checkingAccount.Balance < amount) { return View("QuickCashInsufficientFunds"); } // adiciona uma transação negativa db.Transactions.Add(new Transaction { CheckingAccountId = checkingAccountId, Amount = -amount }); db.SaveChanges(); // atualiza o saldo CheckingAccountService service = new CheckingAccountService(db); service.UpdateBalance(checkingAccountId); return RedirectToAction("Index", "Home"); }
public ActionResult Withdrawal(Transaction transaction) { var checkingAccount = db.CheckingAccounts.Find(transaction.CheckingAccountId); if (checkingAccount.Balance < transaction.Amount) { ModelState.AddModelError("Amount", "You have insufficient funds!"); } if (ModelState.IsValid) { transaction.Amount = -transaction.Amount; db.Transactions.Add(transaction); db.SaveChanges(); var service = new CheckingAccountService(db); service.UpdateBalance(transaction.CheckingAccountId); return RedirectToAction("Index", "Home"); } return View(); }
public ActionResult Transfer(TransferViewModel transfer) { // check for available funds var sourceCheckingAccount = db.CheckingAccounts.Find(transfer.CheckingAccountId); if (sourceCheckingAccount.Balance < transfer.Amount) { ModelState.AddModelError("Amount", "You have insufficient funds!"); } // check for a valid destination account var destinationCheckingAccount = db.CheckingAccounts.Where(c => c.AccountNumber == transfer.DestinationCheckingAccountNumber).FirstOrDefault(); if (destinationCheckingAccount == null) { ModelState.AddModelError("DestinationCheckingAccountNumber", "Invalid destination account number."); } // add debit/credit transactions and update account balances if (ModelState.IsValid) { db.Transactions.Add(new Transaction { CheckingAccountId = transfer.CheckingAccountId, Amount = -transfer.Amount }); db.Transactions.Add(new Transaction { CheckingAccountId = destinationCheckingAccount.Id, Amount = transfer.Amount }); db.SaveChanges(); var service = new CheckingAccountService(db); service.UpdateBalance(transfer.CheckingAccountId); service.UpdateBalance(destinationCheckingAccount.Id); return PartialView("_TransferSuccess", transfer); } return PartialView("_TransferForm"); }
public ActionResult Transfer(TransferViewModel transfer) { // verifica se existe saldo na sua conta CheckingAccount sourceCheckingAccount = db.CheckingAccounts.Find(transfer.CheckingAccountId); if (sourceCheckingAccount.Balance < transfer.Amount) { // se não houver saldo, erro ao adicionado ao estado do model ModelState.AddModelError("Amount", "You have insufficient funds!"); } // verificar se a conta destino existe // FirstOrDefault() faz com que possa retornar null, evitando uma exeption caso não exista uma conta destino CheckingAccount destinationCheckingAccount = db.CheckingAccounts.Where(c => c.AccountNumber == transfer.DestinationCheckingAccountNumber).FirstOrDefault(); if (destinationCheckingAccount == null) { // se não existe uma conta destino, adiciona erro a uma propriedade do modelo ModelState.AddModelError("DestinationCheckingAccountNumber", "Invalid destination account number"); } // se model for valido // adicionando transações de debito e credito e atualizando saldo das duas contas if(ModelState.IsValid) { //sua conta db.Transactions.Add(new Transaction { CheckingAccountId = transfer.CheckingAccountId, Amount = -transfer.Amount }); // conta destino db.Transactions.Add(new Transaction { CheckingAccountId = destinationCheckingAccount.Id, Amount = transfer.Amount }); db.SaveChanges(); // atualiza o saldo das duas contas CheckingAccountService service = new CheckingAccountService(db); service.UpdateBalance(sourceCheckingAccount.Id); service.UpdateBalance(destinationCheckingAccount.Id); // sucesso em tudo =) return PartialView("_TransferSuccess", transfer); } // se ModelState não for valido return PartialView("_TransferForm"); }
public ActionResult Withdraw(Transaction transaction) { CheckingAccount checkingAccount = db.CheckingAccounts.Find(transaction.CheckingAccountId); if (checkingAccount.Balance < transaction.Amount) { // adicionando erro manuamente no model. // associando um erro há uma propriedade. @Html.ValidationMessageFor() //ModelState.AddModelError("Amount", "You have insufficient funds!"); // mostra o erro na parte do @Html.ValidationSummary() ModelState.AddModelError("", "You have insufficient funds!"); } // se o ModelState.AddModeError() for adicionado, ModelState.Isvalid será false if (ModelState.IsValid) { transaction.Amount = -transaction.Amount; db.Transactions.Add(transaction); db.SaveChanges(); CheckingAccountService service = new CheckingAccountService(db); service.UpdateBalance(transaction.CheckingAccountId); return RedirectToAction("Index", "Home"); } return View(); }