package chess.ai.alphabeta;

import java.util.concurrent.ThreadFactory;

import chess.ai.GameSimulation;
import chess.ai.actions.AIAction;
import chess.controller.CommandExecutor;
import chess.model.Color;

/**
 * Create the threads for an alpha-beta bot.
 * @see AlphaBetaAI
 */
public class AlphaBetaThreadCreator implements ThreadFactory{

	private final Color color;
	private final GameSimulation simulations[];
	private int currentThread = 0;

	public AlphaBetaThreadCreator(CommandExecutor commandExecutor, Color color, int threadCount) {
		this.color = color;
		simulations = new GameSimulation[threadCount];
		for (int i = 0; i < threadCount; i++) {
			simulations[i] = new GameSimulation();
			commandExecutor.addListener(simulations[i]);
		}
	}

	public static float getMoveValue(AIAction move, int searchDepth) {
		AlphaBetaThread t = (AlphaBetaThread) Thread.currentThread();
		return t.getMoveValue(move, searchDepth);
	}

	@Override
	public Thread newThread(Runnable r) {
		AlphaBetaThread t = new AlphaBetaThread(r, simulations[currentThread], color);
		currentThread++;
		return t;
	}
	
}