//refactored functions //check if the Balance is smaller than the withdrawn money //if not, then calls the function withdraw+print // the update of the bank account in the Amazon Dynamo DB is left to be implemented public void check_and_pay(int balance) { Boolean withdraw = true; if (Int32.Parse(Lib.getBalance()) < balance) { MessageBox.Show("Sorry, but ur broke dude."); withdraw = false; } else { String strBalance = Lib.getBalance(); double newBalance = Int32.Parse(strBalance) - 500; Lib.update("1111", false, newBalance); Lib.getBalance(); withdrawPrintReceipt(balance); } }
private void ConfirmPINentry_Click_1(object sender, EventArgs e) { Boolean blocked = false; //checking whether PIN is correct: PIN = this.PinEntry.Text; if (Lib.getBlocked()) { AutoClosingMessageBox.Show("No attempts left, no money for you, your card is being captured.", "Bad news", 2000, Parent: Form.ActiveForm); PINentries = 3; blocked = true; this.Close(); } //if not CHAR then continue else if (!PIN.Any(char.IsLetter)) //Continue if PIN contains only numeric { blocked = false; //increasing the pin tries 1 PINentries = PINentries + 1; //Checking if pin is correct and tries <=3 if (PINentries <= 3 & PIN == correctPIN) { Lib.update(PINentries.ToString(), blocked, Int32.Parse(Lib.getBalance())); //delayed mesgbx AutoClosingMessageBox.Show("PIN entry successful!", "Success", 2000, Parent: Form.ActiveForm); //next screen after messagebox Form ATM6 = new ATM6(); // Instantiate a Form object. ATM6.Show(); //show the new Form //Resetting the PIN: PIN = ""; this.Visible = false; //Hide the old form } else if (PINentries < 3 & PIN != correctPIN) { Lib.update(PINentries.ToString(), blocked, Int32.Parse(Lib.getBalance())); //if incorrect PIN: AutoClosingMessageBox.Show("PIN entry not successful, retry! Left attempts: " + Convert.ToString(3 - PINentries), "Retry!", 2000, Parent: Form.ActiveForm); //Resetting the PIN: PIN = ""; } else if (PINentries > 3) { blocked = true; Lib.update(PINentries.ToString(), blocked, Int32.Parse(Lib.getBalance())); //3 times Wrong PIN entry: AutoClosingMessageBox.Show("Last PIN entry not successful, no attempts left, no money for you, your card is being captured.", "Success", 2000, Parent: Form.ActiveForm); PIN = ""; this.Close(); //return; } ; } else { //in case of alphanumeric keyboard: AutoClosingMessageBox.Show("Please provide a numercial PIN.", "Error", 2000, Parent: Form.ActiveForm); PIN = ""; } //set back to empty box: this.PinEntry.Text = ""; }