package ee.lunasqu.redstoneoutput;

import java.util.Arrays;
import java.util.List;

import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.Sign;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.BlockRedstoneEvent;

import ee.lunasqu.redstoneoutput.events.ConnectionEstablishedEvent;
import ee.lunasqu.redstoneoutput.events.DisconnectedEvent;

public class EventListener implements Listener {
	private static Material[] SIGNS = {
			Material.ACACIA_SIGN, Material.ACACIA_WALL_SIGN,
			Material.BIRCH_SIGN, Material.BIRCH_WALL_SIGN,
			Material.CRIMSON_SIGN, Material.CRIMSON_WALL_SIGN,
			Material.DARK_OAK_SIGN, Material.DARK_OAK_WALL_SIGN,
			Material.JUNGLE_SIGN, Material.JUNGLE_WALL_SIGN,
			Material.OAK_SIGN, Material.OAK_WALL_SIGN,
			Material.SPRUCE_SIGN, Material.SPRUCE_WALL_SIGN
	};

	@EventHandler
	public void onRedstone(BlockRedstoneEvent e) {
		Block b = e.getBlock();
		Location[] sides = {
				b.getLocation().add(new Location(b.getWorld(), 0, 1.0, 0)),
				b.getLocation().add(new Location(b.getWorld(), -1.0, 0, 0)),
				b.getLocation().add(new Location(b.getWorld(), 1.0, 0, 0)),
				b.getLocation().add(new Location(b.getWorld(), 0, 0, 1.0)),
				b.getLocation().add(new Location(b.getWorld(), 0, 0, -1.0))
		};
		
		Sign sign = null;
		List<Material> checklist = Arrays.asList(EventListener.SIGNS);
		for (Location p : sides) {
			Block test = b.getWorld().getBlockAt(p);
			if (checklist.contains(test.getType())) {
				Sign i = (Sign) test.getState();
				String l = i.getLine(0);
				if (l.equalsIgnoreCase("[Output]")) {
					sign = i;
					break;
				}
			}
		}

		if (sign == null) return;
		String key = sign.getLine(1);
		String value = sign.getLine(2);
		Connection t = Main.plugin.getConnection();
		if (t == null) return;
		t.sendStateChange(e.getNewCurrent(), key, value);
	}
	
	@EventHandler
	public void onConnClose(DisconnectedEvent e) {
		Main.plugin.getLogger().info("Connection to remote failed.");
	}
	
	@EventHandler
	public void onConnEstab(ConnectionEstablishedEvent e) {
		Main.plugin.getLogger().info("Connection to remote established!");
	}
}