/* Author: Gary Zoppetti and Stephanie Elzer
 * Date: March 9th, 2007
 * Purpose: To demonstrate the fundamentals of writing a class
 */
import java.util.Random;

public class Card {
	public enum Suit {Hearts, Clubs, Spades, Diamonds}
	private Suit m_suit;
	private char m_face;
	private String m_faces = "23456789TJQKA";
	
	public Card()
	{
		m_suit = Suit.Diamonds;
		m_face = 'A';
	}
	
	public Card(Suit suit, char face)
	{
		m_suit = suit;
		// check if face value supplied is valid.  If the index returned is -1, it means that
		// the face value supplied does not occur in the m_faces string, so set the face to a
		// default of 'A'.
		if (m_faces.indexOf(face) == -1)
			m_face = 'A';
		else
			m_face = face;
	}
	
	public void setSuit(Suit suit)
	{
		m_suit = suit;
	}
	
	public Suit getSuit()
	{
		return m_suit;
	}
	
	public void setFace(char face)
	{
		// Only change the face value of the card if the face supplied is valid 
		// (it appears in the m_faces string).  indexOf returns -1 if the character
		// does not appear in the string.
		if (m_faces.indexOf(face) != -1)
			m_face = face;
	}
	
	public char getFace()
	{
		return m_face;
	}
	
	public void choose()
	{
		// String representing all possible face values
		Random generator = new Random();
		// generator random value for index of face value
		int faceindex = generator.nextInt(13);
		m_face = m_faces.charAt(faceindex);
		// generator random value for index of suit (0-3)
		int suit=generator.nextInt(4);
		m_suit = Suit.values()[suit];
	}
	
	public String toString()
	{
		String result = m_face + " of " + m_suit;
		return result;
	}
}