//======================================================================
private void rewrite_Click(object sender, EventArgs e)
//======================================================================
{
string output = "";
if (notes.Text == "" || AccountNumber.Text == "" || AccountBalance.Text == "" || OpenDate.Text == "" || Interest.Text == "" || custno.Text == "")
{
MessageBox.Show("One or more data items are Empty - All fields must be completed before saving it ..." +
"\nRecommeded action is to use the DropDown list to reselect a valid Bank Account", "Data Validation ERROR");
info.Text = "One or more data items are Empty - All fields must be completed before saving it ..."; return;
}
string stat;
if (status.Text == "Active")
{
stat = "1";
}
else
{
stat = "0";
}
int type = AccountType.SelectedIndex + 1;
// format is "Bank A/c # + "," + Customer A/c # + "," + A/c Type + "," + Balance + "," + Date Opened (short) + "," + Date Closed (short) + "," + Interest + "," + Status (0/1)+ "\r\n"
output = AccountNumber.Text + "," + custno.Text + "," + type.ToString() + "," + AccountBalance.Text + ",";
output += Convert.ToDateTime(OpenDate.Text).ToShortDateString() + "," + Convert.ToDateTime("01/01/0001").ToShortDateString() + "," + Interest.Text;
output += "," + stat + "\r\n";
string path = BankAccount.ReadBankFilePath();
path += "Textfiles\\BankObject" + AccountNumber.Text + ".txt";
if (File.Exists(path))
{
File.Delete(path); // you gotta delete them first, else it appends the data constantly
}
File.AppendAllText(path, output);
// update the bank object
path = BankAccount.ReadBankFilePath();
path += "Bankobject" + AccountNumber.Text + ".bnk";
// read the bank a/c in fresh from disk so it is clean
BankAccount Bank = SerializeData.ReadBankAccountFromDisk(path);
if (Bank == null)
{
MessageBox.Show("Bank Account Object file cannot be loaded (or saved)!", "Bank Object Error"); return;
}
Int32 bankno = Bank.BankAccountNumber;
// update the Bank object
Bank.AccountType = Convert.ToInt16(AccountType.SelectedIndex);
Bank.AccountType++;// cos th reindex starts at ZERO !!
Bank.Balance = Convert.ToDecimal(AccountBalance.Text);
Bank.InterestRate = Convert.ToDecimal(Interest.Text);
string banknostring = Bank.BankAccountNumber.ToString();
//Update the version in Bank Array
int index = DataArray.ArrayFindBank(Bank);
DataArray.BankNo[index] = Bank;
// Update the version in our Bank LinkedList
foreach (var B in BankAccount.BankAccountsLinkedList)
{
if (B.BankAccountNumber == bankno)
{ // got it, rpelace with our new one
BankAccount.BankAccountsLinkedList.Remove(B);
BankAccount.BankAccountsLinkedList.AddLast(Bank);
break;
}
}
// This saves the bank LinkedList to both an object file and a Text file
Lists.SaveAllBankAccountListData();
// write theBank object to disk
SerializeData.WriteBankAccountToDiskAndText(Bank, path);
// Add a bank Transaction
BankTransaction newbankaccount = new BankTransaction(Bank.DateOpened, Bank.AccountType, Bank.CustAccountNumber,
Bank.BankAccountNumber, Bank.Balance, "Bank details edited from Textfile input", Bank.Status);
BankTransaction.allBankTransactions.AddLast(newbankaccount);
// that's it ***ALL***all Bank Data structures have been updated
info.Text = "Bank Account data has been fully updated throughout System";
}
// Go ahead and make bank account deposit
//******************************************************************************************************************************
private void MakeDeposit_Click_1(object sender, EventArgs e)
//******************************************************************************************************************************
{
// Caution, this bank account may be one of several for this customer,
// so make NO assumptions
// Bank is already the correct record
Int32 bankaccountno = 0;
if (accountnumber.Text.Length == 0 || textBox2.Text.Length == 0)
{
info.Text = "Please complete both fields before pressing Go";
MessageBox.Show("Please complete both fields before pressing Go", "Data Input Error");
return;
}
if (notes.Text == "")
{
MessageBox.Show("You have not entered a reason for this deposit ?\nDo you want to continue without doing so ?",
"Data Input Error", MessageBoxButtons.YesNo);
if (DialogResult == DialogResult.No)
{
return;
}
}
// This is the bank account #
bankaccountno = Convert.ToInt32(accountnumber.Text);
string acnostring = accountnumber.Text;
string amountstr = textBox2.Text.Trim( );
if (!amountstr.Contains("."))
{
amountstr += ".00";
}
decimal amount = Convert.ToDecimal(amountstr);
if (amount <= 0)
{
throw new ArgumentOutOfRangeException(nameof(amount), "Amount of Deposit [" + amount + "] must be positive");
}
// Update the Bank ArrayList
Bank = DataArray.ArrayGetBank(bankaccountno);
if (Bank == null)
{
MessageBox.Show("Unable to Find Bank Account in LinkedList??..\nDeposit transaction aborted.", "Fatal Error"); return;
}
string custnostring = Bank.CustAccountNumber.ToString( );
// This call updates BOTH the Bank A/c and the entry in the LinkedList
if (!BankAccount.UpdateBankLinkedList(bankaccountno, amount))
{
MessageBox.Show("Failed to update BankAccount Linked List for Account " + acnostring, "Bank Account Deposit");
}
// Also save the updated bank account back to disk
SerializeData.WriteBankAccountToDiskAndText(Bank, Bank.FullFileName);
// now add a new transaction for this operation
BankTransaction Deposit = new BankTransaction( );
Deposit.TransDate = DateTime.Now;
Deposit.AccountType = Bank.AccountType;
Deposit.CustAccountNumber = Bank.CustAccountNumber;
Deposit.BankAccountNumber = Bank.BankAccountNumber;
Deposit.Transamount = amount;
Deposit.Notes = "New Deposit : " + notes.Text;
Deposit.Status = Bank.Status;
BankTransaction.allBankTransactions.AddLast(Deposit);
// update the Customer Balance Hash Table cos it holds the balance value
CustomerBalanceHashTable.DeleteHashCustBalEntry(custnostring);
CustomerBalanceHashTable.AddHashCustBalEntry(custnostring, Bank.Balance);
MessageBox.Show("Deposit of " + amount.ToString( ) + " has been added to account # " + custnostring + "\nThe new balance is £" + Bank.Balance.ToString( ), "Bank Account Deposit");
textBox2.Text = "";
notes.Text = "";
accountnumber.Focus( );
return;
}
