/*
 * This file is part of Kenshins Hide and Seek
 *
 * Copyright (c) 2021 Tyler Murphy.
 *
 * Kenshins Hide and Seek free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * he Free Software Foundation version 3.
 *
 * Kenshins Hide and Seek 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 net.tylermurphy.hideAndSeek.command;

import net.tylermurphy.hideAndSeek.Main;
import net.tylermurphy.hideAndSeek.game.util.Status;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;

import java.util.Optional;
import java.util.Random;

import static net.tylermurphy.hideAndSeek.configuration.Config.errorPrefix;
import static net.tylermurphy.hideAndSeek.configuration.Config.minPlayers;
import static net.tylermurphy.hideAndSeek.configuration.Localization.message;

public class Start implements ICommand {

	public void execute(Player sender, String[] args) {
		if (Main.getInstance().getGame().isNotSetup()) {
			sender.sendMessage(errorPrefix + message("GAME_SETUP"));
			return;
		}
		if (Main.getInstance().getGame().getStatus() != Status.STANDBY) {
			sender.sendMessage(errorPrefix + message("GAME_INPROGRESS"));
			return;
		}
		if (!Main.getInstance().getBoard().contains(sender)) {
			sender.sendMessage(errorPrefix + message("GAME_NOT_INGAME"));
			return;
		}
		if (Main.getInstance().getBoard().size() < minPlayers) {
			sender.sendMessage(errorPrefix + message("START_MIN_PLAYERS").addAmount(minPlayers));
			return;
		}
		String seekerName;
		if (args.length < 1) {
			Optional<Player> rand = Main.getInstance().getBoard().getPlayers().stream().skip(new Random().nextInt(Main.getInstance().getBoard().size())).findFirst();
			if (!rand.isPresent()) {
				Main.getInstance().getLogger().warning("Failed to select random seeker.");
				return;
			}
			seekerName = rand.get().getName();
		} else {
			seekerName = args[0];
		}
		Player temp = Bukkit.getPlayer(seekerName);
		if (temp == null) {
			sender.sendMessage(errorPrefix + message("START_INVALID_NAME").addPlayer(seekerName));
			return;
		}
		Player seeker = Main.getInstance().getBoard().getPlayer(temp.getUniqueId());
		if (seeker == null) {
			sender.sendMessage(errorPrefix + message("START_INVALID_NAME").addPlayer(seekerName));
			return;
		}
		Main.getInstance().getGame().start(seeker);
	}
	
	public String getLabel() {
		return "start";
	}
	
	public String getUsage() {
		return "<player>";
	}

	public String getDescription() {
		return "Starts the game either with a random seeker or chosen one";
	}

}