/*
 * 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.container.implementations;


import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.item.ItemStack;

import appeng.api.config.Actionable;
import appeng.api.config.PowerMultiplier;
import appeng.api.implementations.guiobjects.IPortableCell;
import appeng.container.interfaces.IInventorySlotAware;
import appeng.util.Platform;


public class ContainerMEPortableCell extends ContainerMEMonitorable
{

	private double powerMultiplier = 0.5;

	private final IPortableCell civ;
	private int ticks = 0;
	private final int slot;

	public ContainerMEPortableCell( final InventoryPlayer ip, final IPortableCell monitorable )
	{
		super( ip, monitorable, false );
		if( monitorable instanceof IInventorySlotAware )
		{
			final int slotIndex = ( (IInventorySlotAware) monitorable ).getInventorySlot();
			this.lockPlayerInventorySlot( slotIndex );
			this.slot = slotIndex;
		}
		else
		{
			this.slot = -1;
			this.lockPlayerInventorySlot( ip.currentItem );
		}
		this.civ = monitorable;
		this.bindPlayerInventory( ip, 0, 0 );
	}

	@Override
	public void detectAndSendChanges()
	{
		final ItemStack currentItem = this.slot < 0 ? this.getPlayerInv().getCurrentItem() : this.getPlayerInv().getStackInSlot( this.slot );

		if( this.civ != null )
		{
			if( currentItem != this.civ.getItemStack() )
			{
				if( currentItem != null )
				{
					if( Platform.itemComparisons().isEqualItem( this.civ.getItemStack(), currentItem ) )
					{
						this.getPlayerInv().setInventorySlotContents( this.getPlayerInv().currentItem, this.civ.getItemStack() );
					}
					else
					{
						this.setValidContainer( false );
					}
				}
				else
				{
					this.setValidContainer( false );
				}
			}
		}
		else
		{
			this.setValidContainer( false );
		}

		// drain 1 ae t
		this.ticks++;
		if( this.ticks > 10 )
		{
			this.civ.extractAEPower( this.getPowerMultiplier() * this.ticks, Actionable.MODULATE, PowerMultiplier.CONFIG );
			this.ticks = 0;
		}
		super.detectAndSendChanges();
	}

	private double getPowerMultiplier()
	{
		return this.powerMultiplier;
	}

	void setPowerMultiplier( final double powerMultiplier )
	{
		this.powerMultiplier = powerMultiplier;
	}
}