// Helene Martin, CSE 142
// Models bank accounts
public class BankAccount {
	private int accountNum;
	private double balance; // should always be >=0
	private int transaction;
	private String username;
	
	// lots of other possible fields:
	// type (savings/checking)
	// interest rate
	// list of transactions
	
	public BankAccount(int num, double initialBalance, String name) {
		accountNum = num;
		balance = initialBalance; // should check it's positive
		username = name;
	}
	
	// returns the account owner's name
	public String getName() {
		return username;
	}
	
	// deposit a certain amount of money 
	// pre: money must be positive	
	// (could return new balance, true/false based on success...)
	public void deposit(double money) {
		if (money >= 0) {
			balance += money;
		}
	}
	
	// withdraw a certain amount of money
	// pre: money must be positive and <= balance
	public void withdraw(double money) {
		if (balance >= money && money >= 0) {
			balance -= money;
		}
	}
}