package chess;

import java.util.Stack;

public enum Player {
	BLACK, WHITE;

	public Integer MOVENUM = 0;

	private Stack<Player> stack = new Stack<Player>();
	/**
	 * Return the {@code Player} whose turn is next.
	 *
	 * @return the {@code Player} whose turn is next
	 */
	public Player next() {
		Player temp = this;
		if (temp == BLACK) {
			temp = WHITE;
			temp.MOVENUM = this.MOVENUM;
			temp.MOVENUM ++;
		} else {
			temp = BLACK;
			temp.MOVENUM = this.MOVENUM;
			temp.MOVENUM ++;
		}
		stack.push(temp);
		return temp;
	}
	public Player previous() {
		Player temp;
		if(!stack.empty()) {
			temp = stack.pop();
		}
		else {
			temp = WHITE;
			temp.MOVENUM = 0;
		}
		return temp;
	}


	public Integer fetch(){
		return this.MOVENUM;
	}

	public void set(Integer num){
		this.MOVENUM = num;
	}

	public void inc() {
		this.MOVENUM ++;
	}

	public void dec() {
		this.MOVENUM --;
	}


	@Override
	public String toString() {
		return super.toString();
	}
}