internal static bank_account OpenDeposite(deposite_type depositeType, bank_account accountFrom, double sum)
{
if (accountFrom.bank_deposit == null)
{
if (accountFrom.Sum >= sum)
{
accountFrom.Sum -= sum;
bank_deposit newDeposit = new bank_deposit();
bank_account newAccount = GenerateNewAccount();
newAccount.Sum = sum;
newAccount.bank_deposit = newDeposit;
newDeposit.Account_id = newAccount.id;
newDeposit.bank_account = newAccount;
newDeposit.deposite_type = depositeType;
newDeposit.Opening_date = DateTime.Now.Date;
newDeposit.Expiry_date = newDeposit.Opening_date.AddMonths(depositeType.Term);
newDeposit.Start_sum = sum;
return(newAccount);
}
else
{
MessageBox.Show("This account is deposit!!!Transfer is not possible while the deposit is not closed!");
}
}
else
{
MessageBox.Show("There is not enough money in the write-off account!");
}
return(null);
}
internal static bool CloseDepositCheck(bank_deposit closingDeposit)
{
if ((closingDeposit.deposite_type.Early_closure) | (closingDeposit.Expiry_date.CompareTo(DateTime.Now.Date) <= 0))
{
return(true);
}
return(false);
}
private void buttonViewDepositInfo_Click(object sender, EventArgs e)
{
if (dataGridViewDeposits.SelectedRows.Count > 0)
{
int selectedDepositAccountId = Convert.ToInt32(dataGridViewDeposits.SelectedRows[0].Cells[0].Value);
bank_deposit selectedDeposit = userContext.FindDepositeByAccountId(selectedDepositAccountId);
InfoAboutDepositForm infoForm = new InfoAboutDepositForm(selectedDeposit);
infoForm.Show();
}
else
{
MessageBox.Show("Deposit is not selected!");
}
}
internal static bool InterestAccrual(bank_deposit deposit) //возвращает истёк ли срок
{
bool expired = false;
var total = deposit.bank_account.Sum;
double amountOfaccrual = 0;
double sumStart = 0; //от чего начисляем проценты
int mouths = 0; //сколько месяцев прошло с момента открытия
sumStart = deposit.Start_sum;
if (deposit.Expiry_date.CompareTo(DateTime.Now.Date) <= 0)
{
mouths = deposit.deposite_type.Term;
expired = true;
}
else
{
DateTime tmp = deposit.Opening_date;
while (tmp < DateTime.Now.Date)
{
mouths++;
tmp = tmp.AddMonths(1);
}
}
if (deposit.deposite_type.Capitalization)
{
int mouth; //месяц с момента открытия
for (mouth = 1; mouth <= mouths; mouth++) //начислить проценты за каждый месяц
{
amountOfaccrual += (sumStart / 100) * (deposit.deposite_type.Interest_rate / 12);
sumStart += amountOfaccrual;
}
}
else
{
amountOfaccrual = (sumStart / 100) * (deposit.deposite_type.Interest_rate / 12) * mouths;
}
total += amountOfaccrual;
deposit.bank_account.Sum = total;
return(expired);
}
private void buttonCloseDeposit_Click(object sender, EventArgs e)
{
if (dataGridViewDeposits.SelectedRows.Count > 0)
{
int selectedDepositAccountId = Convert.ToInt32(dataGridViewDeposits.SelectedRows[0].Cells[0].Value);
bank_deposit closingDeposit = userContext.FindDepositeByAccountId(selectedDepositAccountId);
if (AccountsAndDepositsRegulator.CloseDepositCheck(closingDeposit))
{
userContext.DeleteBankDeposit(closingDeposit);
userContext.UpdateUser(user);
viewUserDeposits();
MessageBox.Show("Deposit is closed!");
}
else
{
MessageBox.Show("A deposit without the possibility of early closure can not be closed until the expiration date!");
}
}
else
{
MessageBox.Show("Deposit is not selected!");
}
}
public InfoAboutDepositForm(bank_deposit selectedDeposit)
{
this.selectedDeposit = selectedDeposit;
InitializeComponent();
}
