PointEvent.java

/**
 * BetonQuest - advanced quests for Bukkit
 * Copyright (C) 2016  Jakub "Co0sh" Sapalski
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package pl.betoncraft.betonquest.events;

import org.bukkit.scheduler.BukkitRunnable;

import pl.betoncraft.betonquest.BetonQuest;
import pl.betoncraft.betonquest.Instruction;
import pl.betoncraft.betonquest.InstructionParseException;
import pl.betoncraft.betonquest.Point;
import pl.betoncraft.betonquest.QuestRuntimeException;
import pl.betoncraft.betonquest.VariableNumber;
import pl.betoncraft.betonquest.api.QuestEvent;
import pl.betoncraft.betonquest.database.PlayerData;
import pl.betoncraft.betonquest.utils.Debug;
import pl.betoncraft.betonquest.utils.PlayerConverter;
import pl.betoncraft.betonquest.utils.Utils;

/**
 * Modified player's points
 * 
 * @author Jakub Sapalski
 */
public class PointEvent extends QuestEvent {

	final VariableNumber count;
	final boolean multi;
	final String category;

	public PointEvent(Instruction instruction) throws InstructionParseException {
		super(instruction);
		persistent = true;
		category = Utils.addPackage(instruction.getPackage(), instruction.next());
		String number = instruction.next();
		if (number.startsWith("*")) {
			multi = true;
			number = number.replace("*", "");
		} else {
			multi = false;
		}
		try {
			count = new VariableNumber(instruction.getPackage().getName(), number);
		} catch (NumberFormatException e) {
			throw new InstructionParseException("Could not parse point count");
		}
	}

	@Override
	public void run(final String playerID) throws QuestRuntimeException {
		if (PlayerConverter.getPlayer(playerID) == null) {
			new BukkitRunnable() {
				@Override
				public void run() {
					PlayerData playerData = new PlayerData(playerID);
					try {
						addPoints(playerID, playerData);
					} catch (QuestRuntimeException e) {
						Debug.error("Error while asynchronously adding " + count + " points of '" + category
								+ "' category to player " + PlayerConverter.getName(playerID) + ": " + e.getMessage());
					}
				}
			}.runTaskAsynchronously(BetonQuest.getInstance());
		} else {
			PlayerData playerData = BetonQuest.getInstance().getPlayerData(playerID);
			addPoints(playerID, playerData);
		}
	}

	private void addPoints(String playerID, PlayerData playerData) throws QuestRuntimeException {
		if (multi) {
			for (Point p : playerData.getPoints()) {
				if (p.getCategory().equalsIgnoreCase(category)) {
					playerData.modifyPoints(category,
							(int) Math.floor((p.getCount() * count.getDouble(playerID)) - p.getCount()));
				}
			}
		} else {
			playerData.modifyPoints(category, (int) Math.floor(count.getDouble(playerID)));
		}
	}
}