package me.nallar.tickthreading.minecraft.commands;

import java.lang.reflect.Field;
import java.util.List;

import javassist.Modifier;
import me.nallar.tickthreading.Log;
import me.nallar.tickthreading.minecraft.TickThreading;
import me.nallar.tickthreading.util.BlockInfo;
import me.nallar.tickthreading.util.TableFormatter;
import net.minecraft.command.ICommandSender;
import net.minecraft.entity.Entity;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.world.World;
import net.minecraftforge.common.DimensionManager;

public class DumpCommand extends Command {
	public static String name = "dump";

	@Override
	public String getCommandName() {
		return name;
	}

	@Override
	public boolean requireOp() {
		return TickThreading.instance.requireOpForDumpCommand;
	}

	@Override
	public void processCommand(final ICommandSender commandSender, List<String> arguments) {
		World world = DimensionManager.getWorld(0);
		int x = 0;
		int y = 0;
		int z = 0;
		try {
			if (commandSender instanceof Entity) {
				world = ((Entity) commandSender).worldObj;
			}
			x = Integer.parseInt(arguments.remove(0));
			y = Integer.parseInt(arguments.remove(0));
			z = Integer.parseInt(arguments.remove(0));
			if (!arguments.isEmpty()) {
				world = DimensionManager.getWorld(Integer.parseInt(arguments.remove(0)));
			}
		} catch (Exception e) {
			world = null;
		}
		if (world == null) {
			sendChat(commandSender, "Usage: /dump x y z [world=currentworld]");
		}
		sendChat(commandSender, dump(new TableFormatter(commandSender), world, x, y, z, commandSender instanceof Entity ? 35 : 70).toString());
	}

	public static TableFormatter dump(TableFormatter tf, World world, int x, int y, int z, int maxLen) {
		@SuppressWarnings ("MismatchedQueryAndUpdateOfStringBuilder")
		StringBuilder sb = tf.sb;
		int blockId = world.getBlockIdWithoutLoad(x, y, z);
		if (blockId < 1) {
			sb.append("No block at ").append(Log.name(world)).append(" x,y,z").append(x).append(',').append(y).append(',').append(z).append('\n');
		} else {
			int metaData = world.getBlockMetadata(x, y, z);
			BlockInfo blockInfo = new BlockInfo(blockId, metaData);
			sb.append(blockId).append(':').append(blockInfo.name).append(':').append(metaData).append('\n');
		}
		sb.append("World time: ").append(world.getWorldTime()).append('\n');
		TileEntity toDump = world.getTEWithoutLoad(x, y, z);
		if (toDump == null) {
			sb.append("No tile entity at ").append(Log.name(world)).append(" x,y,z").append(x).append(',').append(y).append(',').append(z).append('\n');
			return tf;
		}
		dump(tf, toDump, maxLen);
		return tf;
	}

	private static void dump(TableFormatter tf, Object toDump, int maxLen) {
		tf.sb.append(toDump.getClass().getName()).append('\n');
		tf
				.heading("Field")
				.heading("Value");
		Class<?> clazz = toDump.getClass();
		do {
			for (Field field : clazz.getDeclaredFields()) {
				if ((field.getModifiers() & Modifier.STATIC) == Modifier.STATIC) {
					continue;
				}
				field.setAccessible(true);
				tf.row(field.getName());
				try {
					String value = String.valueOf(field.get(toDump));
					tf.row(value.substring(0, Math.min(value.length(), maxLen)));
				} catch (IllegalAccessException e) {
					tf.row(e.getMessage());
				}
			}
		} while ((clazz = clazz.getSuperclass()) != Object.class);
		tf.finishTable();
	}
}

@@ -1505,24 +1505,36 @@
 tworld%5D%22);%0D%0A
+%09%09%09return;%0D%0A
 %09%09%7D%0D%0A%09%09sendC

Add missing return statement to /dump after sending usage, fix #609