/**
 * This class models a HuskyCard as it is used for
 * debit card transactions.
 * <p>Note that the balance and all transaction amounts are
 * handled as pennies in an integer variable.  This 
 * limits the account to a maximum balance of 
 * 2,147,483,647&#162; or $21,474,836.47.</p>
 * <p>This version was written in the CSE 142 Wi04 9:30 lecture.</p>
 */
public class HuskyCard {
    /** the name of the owner of this account */
    private String name;
    /** the account number for this account */
    private int id;
    /** the balance, stated as integer pennies */    
    private int balance;
    
    /**
     * Create a new HuskyCard object using the given
     * parameters to initialize.  Balance defaults to 0.
     * @param ownerName the String name of the student
     * @param idNumber the int student id associated with
     * this account
     */
    public HuskyCard(String ownerName, int idNumber) {
        name = ownerName;
        id = idNumber;
        balance = 0;
    }
    /**
     * Deposit the given amount into the account and add
     * it to the balance.
     * @param amount the amount to add to the balance,
     * stated as integer pennies
     */
    public void deposit(int amount) {
        balance = balance + amount;
    }
    /**
     * Withdraw the requested amount from the account.
     * If the amount given is less than zero, or the amount
     * given is greater than the balance, don't do anything.
     * @param amount the amount to withdraw, stated as integer 
     * pennies
     * @return true if withdrawal okay, false if error
     */
    public boolean withdraw(int amount) {
        if ((amount < 0) || (amount > balance)) {
            return false;
        } else {
            balance = balance - amount;
            return true;
        }
    }
    /**
     * Get the name of the student who owns this account.
     * @return the student's name as a String
     */
    public String getName() {
        return name;
    }
    /**
     * Get the integer ID number associated with this account.
     * @return the account ID as an integer
     */
    public int getID() {
        return id;
    }
    /**
     * Get the current balance (stated in pennies).
     * @return the current account balance, stated in pennies.
     */
    public int getBalance() {
        return balance;
    }
    /**
     * Change the name of the student who owns this account.
     * @param newName the new name as a String
     */
    public void setName(String newName) {
        name = newName;
    }
    /**
     * Transfer an amount from one HC to another.
     * @param amount amount the transfer stated in integer pennies
     * @param other the account from which to get the money
     * @return true if transaction okay, false if error
     */
    public boolean transferFrom(int amount,HuskyCard other) {
        if (other.withdraw(amount)) {
            this.deposit(amount);
            return true;
        } else {
            return false;
        }
    }
    /**
     * Return a string that describes this HuskyCard.
     * @return a short string description of this HuskyCard
     */
    public String toString() {
        return "HuskyCard: "+name +", id: "+id+", bal: " +balance;
    }
}