/// <summary>
/// Used to process all valid transaction records
/// </summary>
/// <param name="transactionRecords">The records to be processed</param>
private void processTransactions(IEnumerable <XElement> transactionRecords)
{
foreach (XElement transaction in transactionRecords)
{
double? balance = 0;
long accountNo = long.Parse(transaction.Element("account_no").Value);
string transactionType = string.Empty;
BankAccount account = db.BankAccounts.Where(x => x.AccountNumber ==
accountNo).SingleOrDefault();
if (int.Parse(transaction.Element("type").Value) == 2)
{
balance = transactionManager.Withdrawal(account.BankAccountId, double.Parse(transaction.Element("amount").Value),
transaction.Element("notes").Value);
transactionType = "Transaction Completed Successfully: Withdrawal $" +
transaction.Element("amount").Value + " from account " + account.AccountNumber + "\n";
}
else if (int.Parse(transaction.Element("type").Value) == 6)
{
balance = transactionManager.CalculateInterest(account.BankAccountId, transaction.Element("notes").Value);
transactionType = "Transaction Completed Successfully: Interest charged to account "
+ account.AccountNumber + "\n";
}
if (balance != null)
{
logData += transactionType;
}
}
}
/// <summary>
/// Handles the LinkClicked event of the form
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void lnkProcess_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
//Create an instance of the local BankService
transactionManager = new BankService.TransactionManagerClient();
double?transaction;
try
{
//Value is non-numeric or less than 0
if (!Utility.Numeric.isNumeric(txtAmount.Text, System.Globalization.NumberStyles.AllowDecimalPoint))
{
MessageBox.Show("Error - Amount entered must be a non-negative numeric value.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
//If the selected value of the combobox is Withdrawal, Bill Payment, or Transfer
else if (descriptionComboBox.SelectedIndex >= 1 && descriptionComboBox.SelectedIndex <= 3)
{
if (double.Parse(txtAmount.Text) > constructorData.BankAccount.Balance)
{
MessageBox.Show("Error - Insufficient funds.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
//Selected value is Withdrawal
else if (descriptionComboBox.SelectedIndex == 1)
{
transaction = transactionManager.Withdrawal(constructorData.BankAccount.BankAccountId, double.Parse(txtAmount.Text),
"Withdrawal from " + constructorData.BankAccount.AccountNumber);
evaluateTransaction(transaction);
}
//Selected value is Bill Payament
else if (descriptionComboBox.SelectedIndex == 2)
{
transaction = transactionManager.BillPayment(constructorData.BankAccount.BankAccountId, double.Parse(txtAmount.Text),
"Bill Payment from " + constructorData.BankAccount.AccountNumber + " to " +
cboAccountPayee.SelectedValue.ToString());
evaluateTransaction(transaction);
}
//Selected value is Transfer
else if (descriptionComboBox.SelectedIndex == 3)
{
int accountId = int.Parse(cboAccountPayee.SelectedValue.ToString());
string toAccountNumber = db.BankAccounts.Where(x => x.BankAccountId == accountId).Select(x => x.AccountNumber).SingleOrDefault().ToString();
transaction = transactionManager.Transfer(constructorData.BankAccount.BankAccountId, int.Parse(cboAccountPayee.SelectedValue.ToString()),
double.Parse(txtAmount.Text), "Transfer from " + constructorData.BankAccount.AccountNumber +
" to " + toAccountNumber);
evaluateTransaction(transaction);
}
}
else
{
transaction = transactionManager.Deposit(constructorData.BankAccount.BankAccountId, double.Parse(txtAmount.Text),
"Deposit to " + constructorData.BankAccount.AccountNumber);
evaluateTransaction(transaction);
}
}
catch (Exception)
{
MessageBox.Show("Error - Could not process your transaction.");
}
}