import java.util.*;

public class Jail extends PluginListener {
	int DISTANCE = 100;

	private Set<String> jailed = new HashSet<String>();

	public Jail() {
	}

	public boolean onTeleport(Player player, Location from, Location to) {
		if ( jailed.contains( player.getName()) ) {
			Warp jailWarp = etc.getDataSource().getWarp("jail");

			if (jailWarp  == null) //abort if jailwarp was not found
				return false;

			if (HoerupUtils.calcDistance(jailWarp.Location, to) > DISTANCE) {			
				player.sendMessage("You have been jailed and can not teleport outside containment area");
				return true;
			}
		}
		return false;
	}

	public void onPlayerMove(Player player, Location from, Location to) {
		if ( jailed.contains(player.getName())  ){
			Warp jailWarp = etc.getDataSource().getWarp("jail");

			if (jailWarp  == null) //abort if jailwarp was not found
				return;
			Location jail = jailWarp.Location;
			
			if (HoerupUtils.calcDistance(jailWarp.Location, to) > DISTANCE) {			
				player.sendMessage("You have been jailed and can not move outside containment area");
				player.teleportTo(from);
			}
			
			
		}
	}

	public boolean onCommand(Player player, String[] split) {
		if (!player.isAdmin() )
			return false;
		if (split[0].equals("/jaillist") ) {
			StringBuilder sb = new StringBuilder();
			Iterator<String> it = jailed.iterator();

			while (it.hasNext() ) {
				String p = it.next();
				if (sb.length() > 0)
					sb.append(" ");
				sb.append(p);
			}
			player.sendMessage("Currently jailed: " + sb.toString() );
			return true;
		}


		if (split[0].equals("/jail") ) {
			if (split.length != 2) {
				player.sendMessage("Usage: /jail [player]");
				return true;
			}
			Player inmate = etc.getServer().getPlayer(split[1]);
			if (inmate == null) {
				player.sendMessage("/jail,  player not found: " + split[1] );
				return true;
			}
			if (jailed.contains(inmate.getName() ) ) {
				player.sendMessage("/jail: " + inmate.getName() + " is already jailed");
				return true;
			}

			Warp jail = etc.getDataSource().getWarp("jail");
			if (jail == null) {	
				player.sendMessage("/jail: jail warp point not set !");
				return true;
			}
			
			jailed.add( inmate.getName() );
			inmate.teleportTo(jail.Location);
			inmate.sendMessage(Colors.Red + "You have been jailed");
			player.sendMessage(Colors.Red + "Player has been jailed");

			
			return true;
		}
		
		if ( split[0].equals("/jailfree") ) {
			if (split.length != 2) {
				player.sendMessage("Usage: /jailfree [player]");
				return true;
			}
			if (!jailed.contains(split[1]) ) {
				player.sendMessage("/jailfree: player is not jailed");
				return true;
			}

			jailed.remove(split[1]);
			player.sendMessage(Colors.Red + "jail, " + split[1] + " has been released");
			
			Player inmate = etc.getServer().getPlayer( split[1] );
			if (inmate != null) {
				inmate.sendMessage(Colors.Red + "You have been released from jail");
			}
			

			return true;
		}

		return false;
	}
}