package dk.thoerup.bukkit.hoeruputils.web;

import java.io.File;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Set;
import java.util.Map;
import org.bukkit.Location;
import org.bukkit.Server;
import org.bukkit.OfflinePlayer;
import org.bukkit.entity.Player;
import org.bukkit.plugin.Plugin;

import org.bukkit.configuration.Configuration;

/*import org.kokakiwi.apicraft.events.ApiEvent;
import org.kokakiwi.apicraft.events.ApiListener;*/
import de.codeinfection.quickwango.ApiBukkit.ApiBukkit;
import de.codeinfection.quickwango.ApiBukkit.ApiRequestAction;
import de.codeinfection.quickwango.ApiBukkit.ApiRequestException;
import de.codeinfection.quickwango.ApiBukkit.Net.Parameters;
import de.codeinfection.quickwango.ApiBukkit.ApiRequestController;

public class StatusListener extends ApiRequestController {

	SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

	Server server;
	Configuration loginConfig;
	Configuration homeConfig;

	long cachedTime = 0;
	String cachedXml = "";

	public StatusListener(Plugin plugin, Server server, Configuration loginConfig, Configuration homeConfig) {
		super(plugin,true);

		this.server = server;
		this.loginConfig = loginConfig;		
		this.homeConfig = homeConfig;
	}

	String formatTime(String input) {
		return formatTime( Long.parseLong(input) );
	}
	String formatTime(long input) {
		Date d = new Date( input );
		return format.format(d );
	}
	
	@Override
	public Object defaultAction(String action, Parameters params, Server server) throws ApiRequestException {
/*		if(!event.path[0].equalsIgnoreCase("webstatus")) {
			return;
		}*/

		String xml;

		synchronized(this) { //is this necessary ?
			long now = System.currentTimeMillis();
			if ( (now-cachedTime) > 5000) {
				xml = buildXML();
				cachedXml = xml;
				cachedTime = now;
			} else {
				xml = cachedXml;
			}
		}
			

/*		event.setResponse(xml);
		event.setActionTaken(true);*/

		return xml;
	}
	
	private String buildXML() {

		StringBuilder sb = new StringBuilder();

		sb.append("<?xml version=\"1.0\"?> \n");
		sb.append("<serverinfo>");			

		sb.append("<version>" + server.getVersion() + "</version>\n");

		long mb = 1024*1024; 
		Runtime rt = Runtime.getRuntime(); 
		sb.append("<memory>\n");
		sb.append("<free>" + rt.freeMemory()/mb + "</free>\n");
		sb.append("<total>" + rt.totalMemory()/mb + "</total>\n");
		sb.append("<max>" + rt.maxMemory()/mb + "</max>\n");
		sb.append("</memory>\n");


		long now = System.currentTimeMillis();

		sb.append("<players>\n");
		OfflinePlayer playerList[] = server.getOfflinePlayers();
		for (OfflinePlayer player : playerList) {
			long first = player.getFirstPlayed();
			long last = player.getLastPlayed();	


			sb.append("<player>\n");
			sb.append("<name>" + player.getName() + "</name>\n" );

			sb.append("<firstseen>" + formatTime(first) + "</firstseen>\n");
			sb.append("<lastseen>" + formatTime(last) + "</lastseen>\n");

			sb.append("<online>" + (player.isOnline() ? 1 : 0 )  + "</online>\n" );

			if (player.isOnline() ) {		
				long login = loginConfig.getLong( player.getName() + ".logintime", -1);
				long elapsed = (login>-1 ? (now-login) / 1000 : -1);

				Player p2 = server.getPlayer( player.getName() );
				Location loc = p2.getLocation();

				sb.append("<sessionlength>" + elapsed + "</sessionlength>\n" );
				sb.append("<ip>" + p2.getAddress().getAddress().toString().replace("/","") + "</ip>\n" );
				sb.append("<location>");
				sb.append("<x>" + loc.getBlockX() + "</x>");
				sb.append("<y>" + loc.getBlockY() + "</y>");
				sb.append("<z>" + loc.getBlockZ() + "</z>");
				sb.append("<world>" + loc.getWorld().getName() + "</world>");
				sb.append("</location>");			
			}

			String homeWorld = homeConfig.getString( player.getName() + ".world");
			if (homeWorld != null) {
				sb.append("<home>");
				sb.append("<world>" + homeWorld + "</world>\n");
				sb.append("<x>" + (int)homeConfig.getDouble(player.getName() + ".x") + "</x>\n");
				sb.append("<y>" + (int)homeConfig.getDouble(player.getName() + ".y") + "</y>\n");
				sb.append("<z>" + (int)homeConfig.getDouble(player.getName() + ".z") + "</z>\n");
				sb.append("</home>");

			}


			sb.append("</player>\n");
		}
		sb.append("</players>\n");
			
		sb.append("<plugins>\n");
		for (Plugin plugin : server.getPluginManager().getPlugins()) {

			sb.append("<plugin>\n");	
			sb.append("<name>" + plugin.getDescription().getName() + "</name>\n");
			sb.append("<version>" + plugin.getDescription().getVersion() + "</version>\n");
			sb.append("<website>" + (plugin.getDescription().getWebsite() != null ? plugin.getDescription().getWebsite() : "") + "</website>\n");
			sb.append("</plugin>\n");	
		}
		sb.append("</plugins>\n");
							
		sb.append("</serverinfo>");			

		return sb.toString();
		
	}

}