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package mahjong.engine;

import mahjong.aux.Card;
import mahjong.aux.set.Aside;
import mahjong.aux.set.Set;
import mahjong.player.GenericPlayer;
import mahjong.tools.Deck;

import java.util.Random;

/**
 * Created by joe on 12/2/14.
 */
public class Engine {
    GenericPlayer[] players=new GenericPlayer[4];
    Set deck;

    public Engine(GenericPlayer player1,GenericPlayer player2,GenericPlayer player3,GenericPlayer player4)
    {
        players[0]=player1;
        players[1]=player2;
        players[2]=player3;
        players[3]=player4;
    }

    public void ShufflePlayer()
    {
        Random rand=new Random();

        for (int i=0;i<5;++i) {
            int x = rand.nextInt(4);
            int y = (x+rand.nextInt(3)+1)%4;
            GenericPlayer tmp;
            tmp=players[x];
            players[x]=players[y];
            players[y]=tmp;
        }
    }

    public void start()
    {
        ShufflePlayer();
        for (int i=0;i<4;++i)
            System.out.println(players[i].getName());
        deck = Deck.generateDeck();
    }

    public void mainLoop()
    {
        start();
        boolean hu=false;
        int pos=0;
        while (!hu && deck.getSize()>0)
        {
            Card card=deck.draw();
            GenericPlayer player=players[pos];

            // Hu
            if (player.hand.huAble(card)) {
                player.confirmHu(card, 0);
                hu=true;
                System.out.println(player.getName().concat(" Hule"));
            }
            // An Gang
            if (player.hand.gangAble(card))
            {
                Aside aside = player.confirmJiaAnGang(card, 0);
                if (aside.getRep().getStdId()==card.getStdId())
                {
                    for (Aside exAside:player.hand.asides)
                        if (exAside.getRep().getStdId() == card.getStdId()) {
                            aside.setFrom(exAside.getFrom());
                            player.hand.asides.remove(exAside);
                            break;
                        }
                    player.hand.asides.add(aside);
                }
                else {
                    player.hand.asides.add(aside);
                    for (int i=0;i<3;++i)
                        player.hand.remove(card);
                    // @TODO Remove consider card no
                }
            }

            //

            pos=(pos+1)%4;
        }
    }
}