package dk.thoerup.bukkit.hoeruputils;


import java.util.concurrent.atomic.AtomicBoolean;

import org.bukkit.ChatColor;
import org.bukkit.Server;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.plugin.Plugin;

import dk.thoerup.bukkit.hoeruputils.utils.MessageBroadcaster;

public class MapgenCommand implements CommandExecutor{
	
	Server server;
	Plugin plugin;
	
	AtomicBoolean started = new AtomicBoolean(false);
	
	public MapgenCommand(Plugin plugin) {
		this.plugin = plugin;
		server = plugin.getServer();
	}
	@Override
	public boolean onCommand(final CommandSender sender, Command command, String label, String[] args) {
		
		if (started.compareAndSet(false, true)) {
			
			server.broadcastMessage(ChatColor.YELLOW + "mapgenerator has started");
			server.getScheduler().scheduleAsyncDelayedTask(plugin, new MapgenRunner() );
			
			server.getWorlds().get(0).save(); //sync world files;
		} else {
			server.broadcastMessage(ChatColor.YELLOW + "mapgenerator is already running");
		}
		return false;
	}
	
	class MapgenRunner implements Runnable {
		@Override
		public void run() {
			String result = "failed";
			try {
				Process p = Runtime.getRuntime().exec("/home/minecraft/bin/createmap.sh all");			
				p.waitFor();
				result = "finished";
			} catch(Exception e) {}
			
			started.set(false);
			
			String msg = "" + ChatColor.YELLOW + "mapgenerator has " + result; 
			server.getScheduler().scheduleSyncDelayedTask(plugin, new MessageBroadcaster(server, msg) );
		}
	}	

}