package net.lightstone.msg.handler;
import net.lightstone.model.Blocks;
import net.lightstone.model.Player;
import net.lightstone.msg.DiggingMessage;
import net.lightstone.model.Chunk;
import net.lightstone.msg.BlockChangeMessage;
import net.lightstone.msg.SoundEffectMessage;
import net.lightstone.net.Session;
import net.lightstone.world.World;
/**
* A {@link MessageHandler} which processes digging messages.
* @author Zhuowei Zhang
*/
public final class DiggingMessageHandler extends MessageHandler<DiggingMessage> {
@Override
public void handle(Session session, Player player, DiggingMessage message) {
if (player == null)
return;
if (message.getState() == DiggingMessage.STATE_DONE_DIGGING) {
World world = player.getWorld();
int x = message.getX();
int z = message.getZ();
int y = message.getY();
// TODO it might be nice to move these calculations somewhere else since they will need to be reused
int chunkX = x / Chunk.WIDTH + ((x < 0 && x % Chunk.WIDTH != 0) ? -1 : 0);
int chunkZ = z / Chunk.HEIGHT + ((z < 0 && z % Chunk.HEIGHT != 0) ? -1 : 0);
int localX = (x - chunkX * Chunk.WIDTH) % Chunk.WIDTH;
int localZ = (z - chunkZ * Chunk.HEIGHT) % Chunk.HEIGHT;
Chunk chunk = world.getChunks().getChunk(chunkX, chunkZ);
int oldType = chunk.getType(localX, localZ, y);
chunk.setType(localX, localZ, y, Blocks.TYPE_AIR);
// TODO this should also be somewhere else as well... perhaps in the chunk.setType() method itself?
BlockChangeMessage bcmsg = new BlockChangeMessage(x, y, z, 0, 0);
SoundEffectMessage soundMsg = new SoundEffectMessage(SoundEffectMessage.DIG_SOUND, x, y, z, oldType);
for (Player p: world.getPlayers()) {
p.getSession().send(bcmsg);
if(p != player && player.isWithinDistance(p)) {
p.getSession().send(soundMsg);
}
}
}
}
}