/*
 * This file is part of Applied Energistics 2.
 * Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved.
 *
 * Applied Energistics 2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Applied Energistics 2 is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.debug;

import java.util.List;

import appeng.core.AELog;
import appeng.core.AppEng;
import appeng.tile.AEBaseTile;
import appeng.tile.TileEvent;
import appeng.tile.events.TileEventType;
import appeng.util.Platform;
import cpw.mods.fml.common.FMLCommonHandler;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.server.MinecraftServer;
import net.minecraft.util.ChatComponentText;
import net.minecraft.world.ChunkCoordIntPair;
import net.minecraftforge.common.ForgeChunkManager;
import net.minecraftforge.common.ForgeChunkManager.Ticket;
import net.minecraftforge.common.ForgeChunkManager.Type;

public class TileChunkLoader extends AEBaseTile {
    private boolean requestTicket = true;
    private Ticket ct = null;

    @TileEvent(TileEventType.TICK)
    public void onTickEvent() {
        if (this.requestTicket) {
            this.requestTicket = false;
            this.initTicket();
        }
    }

    private void initTicket() {
        if (Platform.isClient()) {
            return;
        }

        this.ct = ForgeChunkManager.requestTicket(
            AppEng.instance(), this.worldObj, Type.NORMAL
        );

        if (this.ct == null) {
            final MinecraftServer server
                = FMLCommonHandler.instance().getMinecraftServerInstance();
            if (server != null) {
                final List<EntityPlayerMP> pl
                    = server.getConfigurationManager().playerEntityList;
                for (final EntityPlayerMP p : pl) {
                    p.addChatMessage(new ChatComponentText("Can't chunk load.."));
                }
            }
            return;
        }

        AELog.info("New Ticket " + this.ct.toString());
        ForgeChunkManager.forceChunk(
            this.ct, new ChunkCoordIntPair(this.xCoord >> 4, this.zCoord >> 4)
        );
    }

    @Override
    public void invalidate() {
        if (Platform.isClient()) {
            return;
        }

        AELog.info("Released Ticket " + this.ct.toString());
        ForgeChunkManager.releaseTicket(this.ct);
    }
}