poppy

LeavesDecayModule.java (2349B)

---

 package poppy.modules;
 
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 
 import org.bukkit.Tag;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.block.data.type.Leaves;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.block.BlockBreakEvent;
 import org.bukkit.event.block.LeavesDecayEvent;
 import org.bukkit.plugin.Plugin;
 
 public class LeavesDecayModule implements Listener
 {
 	private static final int DELAY = 25;
 	private static final List<BlockFace> NEIGHBORS = Arrays.asList(
 		BlockFace.UP,
 		BlockFace.NORTH,
 		BlockFace.EAST,
 		BlockFace.SOUTH,
 		BlockFace.WEST,
 		BlockFace.DOWN
 	);
 
 	private Plugin plugin;
 	private List<Block> scheduled = new ArrayList<>();
 
 	public LeavesDecayModule(Plugin plugin)
 	{
 		this.plugin = plugin;
 	}
 
 	@EventHandler
 	public void onBlockBreak(BlockBreakEvent event)
 	{
 		onBlockRemove(event.getBlock());
 	}
 
 	@EventHandler
 	public void onLeavesDecay(LeavesDecayEvent event)
 	{
 		onBlockRemove(event.getBlock());
 	}
 
 	private void onBlockRemove(Block block)
 	{
 		if(!Tag.LOGS.isTagged(block.getType()) && !Tag.LEAVES.isTagged(block.getType()))
 		{
 			return;
 		}
 
 		Collections.shuffle(NEIGHBORS);
 
 		for(BlockFace face : NEIGHBORS)
 		{
 			final Block neighbor = block.getRelative(face);
 
 			if(!Tag.LEAVES.isTagged(neighbor.getType()))
 			{
 				continue;
 			}
 
 			Leaves leaves = (Leaves) neighbor.getBlockData();
 
 			if(leaves.isPersistent())
 			{
 				continue;
 			}
 
 			if(scheduled.contains(neighbor))
 			{
 				continue;
 			}
 
 			plugin.getServer().getScheduler().runTaskLater(plugin, () -> decay(neighbor), DELAY);
 
 			scheduled.add(neighbor);
 		}
 	}
 
 	private boolean decay(Block block)
 	{
 		scheduled.remove(block);
 
 		if(!block.getWorld().isChunkLoaded(block.getX() >> 4, block.getZ() >> 4))
 		{
 			return false;
 		}
 
 		if(!Tag.LEAVES.isTagged(block.getType()))
 		{
 			return false;
 		}
 
 		Leaves leaves = (Leaves) block.getBlockData();
 
 		if(leaves.isPersistent())
 		{
 			return false;
 		}
 
 		if(leaves.getDistance()  < 7)
 		{
 			return false;
 		}
 
 		LeavesDecayEvent event = new LeavesDecayEvent(block);
 		plugin.getServer().getPluginManager().callEvent(event);
 
 		if(event.isCancelled())
 		{
 			return false;
 		}
 
 		block.breakNaturally();
 
 		return true;
 	}
 }