/*
 *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
 * 
 *  Redistribution and use in source and binary forms, with or without modification, are
 *  permitted provided that the following conditions are met:
 * 
 *     1. Redistributions of source code must retain the above copyright notice, this list of
 *        conditions and the following disclaimer.
 * 
 *     2. Redistributions in binary form must reproduce the above copyright notice, this list
 *        of conditions and the following disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 * 
 *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
 *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 *  The views and conclusions contained in the software and documentation are those of the
 *  authors and should not be interpreted as representing official policies, either expressed
 *  or implied, of BetaSteward_at_googlemail.com.
 */

package mage.game.draft;

import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.logging.Level;
import java.util.logging.Logger;
import mage.cards.Card;
import mage.cards.ExpansionSet;
import mage.game.events.Listener;
import mage.game.events.PlayerQueryEvent;
import mage.game.events.PlayerQueryEventSource;
import mage.game.events.TableEvent;
import mage.game.events.TableEvent.EventType;
import mage.game.events.TableEventSource;
import mage.players.Player;
import mage.players.PlayerList;

/**
 *
 * @author BetaSteward_at_googlemail.com
 */
public abstract class DraftImpl<T extends DraftImpl<T>> implements Draft {

	protected final UUID id;
	protected Map<UUID, DraftPlayer> players = new HashMap<UUID, DraftPlayer>();
	protected PlayerList table = new PlayerList();
	protected List<ExpansionSet> sets;
	protected int boosterNum = 0;

	protected transient TableEventSource tableEventSource = new TableEventSource();
	protected transient PlayerQueryEventSource playerQueryEventSource = new PlayerQueryEventSource();

	public DraftImpl(DraftOptions options) {
		id = UUID.randomUUID();
		this.sets = options.getSets();
	}

	@Override
	public UUID getId() {
		return id;
	}

	@Override
	public void addPlayer(Player player) {
		DraftPlayer draftPlayer = new DraftPlayer(player);
		players.put(player.getId(), draftPlayer);
		table.add(player.getId());
	}

	@Override
	public Collection<DraftPlayer> getPlayers() {
		return players.values();
	}

	@Override
	public DraftPlayer getPlayer(UUID playerId) {
		return players.get(playerId);
	}

	@Override
	public void leave(UUID playerId) {
		//TODO: implement this
	}

	@Override
	public void autoPick(UUID playerId) {
		//TODO: implement this
	}

	protected void passLeft() {
		UUID startId = table.get(0);
		UUID currentId = startId;
		UUID nextId = table.getNext();
		DraftPlayer current = players.get(currentId);
		DraftPlayer next = players.get(nextId);
		List<Card> currentBooster = current.booster;
		while (true) {
			List<Card> nextBooster = next.booster;
			next.setBooster(currentBooster);
			if (nextId == startId)
				break;
			currentBooster = nextBooster;
			current = next;
			currentId = nextId;
			nextId = table.getNext();
			next = players.get(nextId);
		}
	}

	protected void passRight() {
		UUID startId = table.get(0);
		UUID currentId = startId;
		UUID prevId = table.getPrevious();
		DraftPlayer current = players.get(currentId);
		DraftPlayer prev = players.get(prevId);
		List<Card> currentBooster = current.booster;
		while (true) {
			List<Card> prevBooster = prev.booster;
			prev.setBooster(currentBooster);
			if (prevId == startId)
				break;
			currentBooster = prevBooster;
			current = prev;
			currentId = prevId;
			prevId = table.getPrevious();
			prev = players.get(prevId);
		}
	}

	protected void openBooster() {
		if (boosterNum < sets.size()) {
			for (DraftPlayer player: players.values()) {
				player.setBooster(sets.get(boosterNum).createBooster());
			}
		}
		boosterNum++;
	}

	protected boolean pickCards() {
		for (DraftPlayer player: players.values()) {
			if (player.getBooster().size() == 0)
				return false;
			player.setPicking();
			player.getPlayer().pickCard(player.getBooster(), player.getDeck(), this);
		}
		while (!donePicking()) {
			try {
				Thread.sleep(1000);
			} catch (InterruptedException ex) {
				Logger.getLogger(DraftImpl.class.getName()).log(Level.SEVERE, null, ex);
				break;
			}
		}
		return true;
	}

	protected boolean donePicking() {
		for (DraftPlayer player: players.values()) {
			if (player.picking)
				return false;
		}
		return true;
	}

	@Override
	public void addTableEventListener(Listener<TableEvent> listener) {
		tableEventSource.addListener(listener);
	}

	@Override
	public void fireUpdatePlayersEvent() {
		tableEventSource.fireTableEvent(EventType.UPDATE, null, this);
	}

	@Override
	public void fireEndDraftEvent() {
		tableEventSource.fireTableEvent(EventType.END, null, this);
	}

	@Override
	public void addPlayerQueryEventListener(Listener<PlayerQueryEvent> listener) {
		playerQueryEventSource.addListener(listener);
	}

	@Override
	public void firePickCardEvent(UUID playerId) {
		playerQueryEventSource.pickCard(playerId, "Pick card", players.get(playerId).booster, 20);
	}

	@Override
	public void addPick(UUID playerId, UUID cardId) {
		DraftPlayer player = players.get(playerId);
		for (Card card: player.booster) {
			if (card.getId().equals(cardId)) {
				player.addPick(card);
				player.booster.remove(card);
				break;
			}
		}
	}

	protected void startTournament() {
		//TODO: implement this
	}

	@Override
	public boolean isDoneConstructing() {
		for (DraftPlayer player: this.players.values()) {
			if (!player.isDoneConstructing())
				return false;
		}
		return true;
	}

}