public string AddDeal(Deal deal, string accountNumber, int codePin)
{
var dataAc = db.Accounts.ToList();
foreach (var item in dataAc)
{
if (accountNumber == item.AccountNumber)
{
if (codePin == item.CodePin)
{
if (deal.DealMoney < item.Money)
{
deal.Account_ID = accountNumber;
deal.TransactionFees = CheckPhanTram(deal.DealMoney, deal.TransactionFees);
Account ac1 = db.Accounts.Where(x => x.AccountNumber == accountNumber).First();
ac1.Money = ac1.Money - deal.DealMoney;
db.Entry(ac1).State = EntityState.Modified;
Account ac2 = db.Accounts.Where(x => x.AccountNumber == deal.RecipientAccount).First();
ac2.Money = ac2.Money + (deal.DealMoney - deal.TransactionFees);
db.Entry(ac2).State = EntityState.Modified;
db.Deals.Add(deal);
db.SaveChanges();
return("Giao dich thanh cong");
}
else
{
return("So du tai khoan khong du de thuc hien giao dich");
}
}
else
{
return("Mat khau khong dung");
}
}
else
{
return("Tai khoan khong dung");
}
}
return("Tai khoan khong ton tai");
}
public void UpdateAccount(Account ac)
{
db.Entry(ac).State = EntityState.Modified;
db.SaveChanges();
}
