package com.plugin.rndsch;

import com.sk89q.worldedit.blocks.BlockData;
import com.sk89q.worldedit.EditSession;
import com.sk89q.worldedit.EmptyClipboardException;
import com.sk89q.worldedit.IncompleteRegionException;
import com.sk89q.worldedit.LocalConfiguration;
import com.sk89q.worldedit.LocalSession;
import com.sk89q.worldedit.MaxChangedBlocksException;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.WorldEdit;
import com.sk89q.worldedit.bukkit.BukkitWorld;
import com.sk89q.worldedit.bukkit.WorldEditPlugin;
import com.sk89q.worldedit.schematic.SchematicFormat;
import com.sk89q.worldedit.util.io.file.FilenameException;
import com.sk89q.worldedit.world.DataException;
import com.sk89q.worldedit.scripting.*;
import com.sk89q.worldedit.command.*;
import com.sk89q.worldedit.extension.platform.Actor;
import com.sk89q.worldedit.scripting.java.*;
import com.sk89q.worldedit.function.*;
import com.sk89q.worldedit.LocalPlayer;

import java.io.File;
import java.io.IOException;

import org.bukkit.World;
import org.bukkit.entity.Player;

public class TerrainManager
{
	private static final String EXTENSION = "schematic";
	private final WorldEdit we;
	private final LocalSession localSession;
	private final EditSession editSession;
	private final Player localPlayer;

	public TerrainManager(WorldEditPlugin wep, Player player)
	{
		this.we = wep.getWorldEdit();
		this.localPlayer = (Player) wep.wrapPlayer(player);
		this.localSession = this.we.hasSession(this.localPlayer);
		this.editSession = this.localSession.createEditSession(this.localPlayer);
		this.localSession.remember(this.editSession);
	}

	public TerrainManager(WorldEditPlugin wep, World world)
	{
		this.we = wep.getWorldEdit();
		this.localPlayer = null;
		this.localSession = new LocalSession(this.we.getConfiguration());
		this.editSession = new EditSession(new BukkitWorld(world), this.we.getConfiguration().maxChangeLimit);
	}

	public void loadSchematic(File saveFile, boolean replaceAir)
			throws FilenameException, DataException, IOException, MaxChangedBlocksException, EmptyClipboardException, IncompleteRegionException
	{
		saveFile = this.we.getSafeSaveFile((com.sk89q.worldedit.entity.Player) this.localPlayer,
				saveFile.getParentFile(), saveFile.getName(),
				"schematic", new String[] { "schematic" });

		Vector loc = this.localSession.getPlacementPosition((com.sk89q.worldedit.entity.Player) this.localPlayer);
		this.editSession.enableQueue();
		this.localSession.setClipboard(SchematicFormat.MCEDIT.load(saveFile));
		this.localSession.getClipboard().paste(this.editSession, loc, replaceAir, true);
		this.localSession.remember(this.editSession);
		this.editSession.flushQueue();
		this.we.flushBlockBag((Actor) this.localPlayer, this.editSession);
	}
}