//************************************************************
//
//  BlackJackGUI.java       Authors: Lewis, Chase, Coleman 
//
//  Provides a graphical user interface for a blackjack game
//  using the BlackJack class to provide the functionality
//  of the game
//
//************************************************************

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;

public class BlackjackGUI extends JPanel
{
  JPanel topPanel = new JPanel();
  JPanel dcardPanel = new JPanel();
  JPanel pcardPanel = new JPanel();
  JTextPane winlosebox = new JTextPane();
  JButton hitbutton = new JButton();
  JButton dealbutton = new JButton();
  JButton staybutton = new JButton();
  JButton playagainbutton = new JButton();
  JLabel dealerlabel = new JLabel();
  JLabel playerlabel = new JLabel();

  Hand dealer = new Hand();    //to hold the dealer's cards
  Hand player = new Hand();    //to hold the player's cards
  Blackjack game = new Blackjack(dealer,player); 

  /*************************************************************
    the labels to represent the cards for the game
  *************************************************************/
  JLabel playercard1;
  JLabel playercard2;
  JLabel playercardhit;
  JLabel dealercard0;
  JLabel dealercard2;
  JLabel dealercard1;
  JLabel dealercardhit;

  /*************************************************************
     Constructs the screen
  *************************************************************/
  public BlackjackGUI () 
  {
    
    topPanel.setBackground(new Color(0, 122, 0));
    dcardPanel.setBackground(new Color(0, 122, 0));
    pcardPanel.setBackground(new Color(0, 122, 0));
    
    topPanel.setLayout(new FlowLayout());
    winlosebox.setText(" ");
    winlosebox.setFont(new java.awt.Font("Helvetica Bold", 1, 20));
    dealbutton.setText("  Deal");
    dealbutton.addActionListener(new dealbutton());
    hitbutton.setText("  Hit");
    hitbutton.addActionListener(new hitbutton());
    hitbutton.setEnabled(false);
    staybutton.setText("  Stay");
    staybutton.addActionListener(new staybutton());   
    staybutton.setEnabled(false);
    playagainbutton.setText("  Play Again");
    playagainbutton.addActionListener(new playagainbutton());
    playagainbutton.setEnabled(false); 
    
    dealerlabel.setText("  Dealer:  ");
    playerlabel.setText("  Player:  ");

    topPanel.add(winlosebox);
    topPanel.add(dealbutton);
    topPanel.add(hitbutton);
    topPanel.add(staybutton);
    topPanel.add(playagainbutton);
    pcardPanel.add(playerlabel);
    dcardPanel.add(dealerlabel);
    
    setLayout(new BorderLayout());
    add(topPanel,BorderLayout.NORTH);
    add(dcardPanel,BorderLayout.CENTER);
    add(pcardPanel,BorderLayout.SOUTH);
    
  }//end BlackjackGUI 

  /*************************************************************
     Shows the screen
  *************************************************************/
  public void display() 
  {
    JFrame myFrame = new JFrame("BlackJack");
    myFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    myFrame.setContentPane(this);
    myFrame.setPreferredSize(new Dimension(700,550));

    //Display the window.
    myFrame.pack();
    myFrame.setVisible(true);
    
  }//end display

/*************************************************************
   DealButton

*************************************************************/
class dealbutton implements ActionListener { 
  public void actionPerformed(ActionEvent e) {

    dcardPanel.add(dealerlabel);
    pcardPanel.add(playerlabel);

   /**
      Get's dealer and player cards from Hand
       and the image associated with that random
       card and puts them on the screen.
   */
    
    dealercard0 = new JLabel(new ImageIcon("resources/back.gif"));

    game.dealInitialCards();

    //to iterate set and get current dealer cards
    Card dcard=null;
    ArrayList<Card> dCards = dealer.getCards();
    int count = 0;

    for(Card c : dCards) {
      if(count==0)
          dealercard1 = new JLabel(c.getimage());
        else {
          dealercard2 = new JLabel(c.getimage());
          dcard = c;
      }


        count++;
    }

    //to iterate set and get current player cards
    ArrayList<Card> pCards = player.getCards();
    count = 0;
    for(Card c : pCards)
    {
       if(count==0)
         playercard1 = new JLabel(c.getimage());
       else
         playercard2 = new JLabel(c.getimage());
   
       count++;
    }
 
    dcardPanel.add(dealercard0);
    dcardPanel.add(dealercard2);
 
    pcardPanel.add(playercard1);
    pcardPanel.add(playercard2);
    
    dealerlabel.setText("  Dealer:  "+ dcard.getvalue());
    playerlabel.setText("  Player:  " + game.handValue(player));
    
    hitbutton.setEnabled(true);
    staybutton.setEnabled(true);
    dealbutton.setEnabled(false);

    if(game.blackj())     
     {
       hitbutton.setEnabled(false);
       staybutton.setEnabled(false);
       dealbutton.setEnabled(false);
       playagainbutton.setEnabled(true);
       winlosebox.setText("BlackJack");
     }

    add(dcardPanel,BorderLayout.CENTER);
    add(pcardPanel,BorderLayout.SOUTH);

  }
}//end dealbutton

/*************************************************************
   HitButton
    every time the player wants another card
    until hand value is over 21.

*************************************************************/
class hitbutton implements ActionListener { 
  public void actionPerformed(ActionEvent e) {

    
    Card hitcard = game.hit(player);
    playercardhit = new JLabel(hitcard.getimage());
    pcardPanel.add(playercardhit);
    pcardPanel.repaint();
 
    if(game.bust(player))     
    {
      winlosebox.setText("Bust");
      hitbutton.setEnabled(false);
      dealbutton.setEnabled(false);
      staybutton.setEnabled(false);
      playagainbutton.setEnabled(true);
    }

    playerlabel.setText("  Player:   " + game.handValue(player));

  }
}//end hitbutton

/*************************************************************
   StayButton
    dealer must hit on 16 or lower. determines the winner, 
    player wins if under 21 and above dealer. 
    Tie goes to dealer.

*************************************************************/
class staybutton implements ActionListener { 
  public void actionPerformed(ActionEvent e) {
    
    dcardPanel.remove(dealercard0);
    dcardPanel.add(dealercard1);

    dealer = game.dealerPlays();
    dcardPanel.removeAll();
    dcardPanel.add(dealerlabel);
    dealerlabel.setText(" " + dealerlabel.getText());  
    
    //iterate through cards and re-display
    Card dhitcard = null;
    ArrayList<Card> dCards = dealer.getCards();

    for(Card c : dCards){
      dealercardhit = new JLabel(c.getimage());
      dcardPanel.add(dealercardhit);
    }

    dealerlabel.setText("Dealer: " + game.handValue(dealer));
    playerlabel.setText("Player: " + game.handValue(player));

    winlosebox.setText(game.winner());
    hitbutton.setEnabled(false);
    staybutton.setEnabled(false);
    
    playagainbutton.setEnabled(true);

  }
}//end staybutton

/*************************************************************
   PlayAgainButton
    resets screen

*************************************************************/
class playagainbutton implements ActionListener { 
  public void actionPerformed(ActionEvent e) {

    dealerlabel.setText("Dealer: ");
    playerlabel.setText("Player: ");
    winlosebox.setText(""); 
    dealer = new Hand();
    player = new Hand();
    game=new Blackjack(dealer, player);

    dcardPanel.removeAll();
    pcardPanel.removeAll();

    hitbutton.setEnabled(false);
    staybutton.setEnabled(false);
    playagainbutton.setEnabled(false);
    dealbutton.setEnabled(true);

  }
}//end playagainbutton
}//end BlackjackGUI