public ActionResult CcPurchase(int accountId)
{
using (var _context = new ApplicationDbContext()) {
var ccAccount = _context.Accounts.Single(a => a.Id == accountId);
var model = new CcPurchaseViewModel {
Cc = (CreditCard)ccAccount
};
return(View("CcPurchase", model));
}
}
public ActionResult ProcessCcPurchase(CcPurchaseViewModel model)
{
using (var _context = new ApplicationDbContext()) {
CreditCard account = _context.Accounts.Single(a => a.Id == model.Cc.Id) as CreditCard;
//Create viewmodel to return
var backModel = model;
//validation
if (!ModelState.IsValid)
{
return(View("CcPurchase", backModel));
}
//check available balance
if (model.Transaction.Amount > (account.Limit - (-account.Balance)))
{
return(View("CcPurchase", backModel));
}
//process purchase
account.Balance -= model.Transaction.Amount;
//create transaction
var transaction = new Transaction {
Amount = model.Transaction.Amount,
Description = model.Transaction.Description,
FromCurrentBalance = model.Cc.Balance,
TransactionTimeStamp = DateTime.Now,
BankAccountBaseId = model.Cc.Id
};
//update db
_context.Transactions.Add(transaction);
_context.SaveChanges();
}
return(RedirectToAction("Index", "LoggedIn"));
}