/*
 * This file is part of Applied Energistics 2.
 * Copyright (c) 2013 - 2014, 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.client.render.blocks;


import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.item.ItemStack;
import net.minecraft.util.IIcon;
import net.minecraft.world.IBlockAccess;
import net.minecraftforge.client.IItemRenderer.ItemRenderType;
import net.minecraftforge.common.util.ForgeDirection;

import appeng.block.spatial.BlockSpatialPylon;
import appeng.client.render.BaseBlockRender;
import appeng.client.render.BlockRenderInfo;
import appeng.client.texture.ExtraBlockTextures;
import appeng.tile.spatial.TileSpatialPylon;


public class RenderSpatialPylon extends BaseBlockRender<BlockSpatialPylon, TileSpatialPylon>
{

	public RenderSpatialPylon()
	{
		super( false, 0 );
	}

	@Override
	public void renderInventory( final BlockSpatialPylon block, final ItemStack is, final RenderBlocks renderer, final ItemRenderType type, final Object[] obj )
	{
		renderer.overrideBlockTexture = ExtraBlockTextures.BlockSpatialPylon_dim.getIcon();
		super.renderInventory( block, is, renderer, type, obj );
		renderer.overrideBlockTexture = null;
		super.renderInventory( block, is, renderer, type, obj );
	}

	@Override
	public boolean renderInWorld( final BlockSpatialPylon imb, final IBlockAccess world, final int x, final int y, final int z, final RenderBlocks renderer )
	{
		renderer.setRenderBounds( 0, 0, 0, 1, 1, 1 );

		final TileSpatialPylon sp = imb.getTileEntity( world, x, y, z );

		final int displayBits = ( sp == null ) ? 0 : sp.getDisplayBits();

		if( displayBits != 0 )
		{
			ForgeDirection ori = ForgeDirection.UNKNOWN;
			if( ( displayBits & TileSpatialPylon.DISPLAY_Z ) == TileSpatialPylon.DISPLAY_X )
			{
				ori = ForgeDirection.EAST;

				if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_END_MAX )
				{
					renderer.uvRotateEast = 1;
					renderer.uvRotateWest = 2;
					renderer.uvRotateTop = 2;
					renderer.uvRotateBottom = 1;
				}
				else if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_END_MIN )
				{
					renderer.uvRotateEast = 2;
					renderer.uvRotateWest = 1;
					renderer.uvRotateTop = 1;
					renderer.uvRotateBottom = 2;
				}
				else
				{
					renderer.uvRotateEast = 1;
					renderer.uvRotateWest = 1;
					renderer.uvRotateTop = 1;
					renderer.uvRotateBottom = 1;
				}
			}

			else if( ( displayBits & TileSpatialPylon.DISPLAY_Z ) == TileSpatialPylon.DISPLAY_Y )
			{
				ori = ForgeDirection.UP;
				if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_END_MAX )
				{
					renderer.uvRotateNorth = 3;
					renderer.uvRotateSouth = 3;
					renderer.uvRotateEast = 3;
					renderer.uvRotateWest = 3;
				}
			}

			else if( ( displayBits & TileSpatialPylon.DISPLAY_Z ) == TileSpatialPylon.DISPLAY_Z )
			{
				ori = ForgeDirection.NORTH;
				if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_END_MAX )
				{
					renderer.uvRotateSouth = 1;
					renderer.uvRotateNorth = 2;
				}
				else if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_END_MIN )
				{
					renderer.uvRotateNorth = 1;
					renderer.uvRotateSouth = 2;
					renderer.uvRotateTop = 3;
					renderer.uvRotateBottom = 3;
				}
				else
				{
					renderer.uvRotateNorth = 1;
					renderer.uvRotateSouth = 2;
				}
			}

			final BlockRenderInfo bri = imb.getRendererInstance();
			bri.setTemporaryRenderIcon( null );
			bri.setTemporaryRenderIcons( this.getBlockTextureFromSideOutside( imb, sp, displayBits, ori, ForgeDirection.UP ), this.getBlockTextureFromSideOutside( imb, sp, displayBits, ori, ForgeDirection.DOWN ), this.getBlockTextureFromSideOutside( imb, sp, displayBits, ori, ForgeDirection.SOUTH ), this.getBlockTextureFromSideOutside( imb, sp, displayBits, ori, ForgeDirection.NORTH ), this.getBlockTextureFromSideOutside( imb, sp, displayBits, ori, ForgeDirection.EAST ), this.getBlockTextureFromSideOutside( imb, sp, displayBits, ori, ForgeDirection.WEST ) );

			final boolean r = renderer.renderStandardBlock( imb, x, y, z );

			if( ( displayBits & TileSpatialPylon.DISPLAY_POWERED_ENABLED ) == TileSpatialPylon.DISPLAY_POWERED_ENABLED )
			{
				final int bn = 15;
				Tessellator.instance.setBrightness( bn << 20 | bn << 4 );
				Tessellator.instance.setColorOpaque_I( 0xffffff );

				for( final ForgeDirection d : ForgeDirection.VALID_DIRECTIONS )
				{
					this.renderFace( x, y, z, imb, this.getBlockTextureFromSideInside( imb, sp, displayBits, ori, d ), renderer, d );
				}
			}
			else
			{
				bri.setTemporaryRenderIcon( null );
				bri.setTemporaryRenderIcons( this.getBlockTextureFromSideInside( imb, sp, displayBits, ori, ForgeDirection.UP ), this.getBlockTextureFromSideInside( imb, sp, displayBits, ori, ForgeDirection.DOWN ), this.getBlockTextureFromSideInside( imb, sp, displayBits, ori, ForgeDirection.SOUTH ), this.getBlockTextureFromSideInside( imb, sp, displayBits, ori, ForgeDirection.NORTH ), this.getBlockTextureFromSideInside( imb, sp, displayBits, ori, ForgeDirection.EAST ), this.getBlockTextureFromSideInside( imb, sp, displayBits, ori, ForgeDirection.WEST ) );

				renderer.renderStandardBlock( imb, x, y, z );
			}

			bri.setTemporaryRenderIcon( null );
			renderer.uvRotateEast = renderer.uvRotateWest = renderer.uvRotateNorth = renderer.uvRotateSouth = renderer.uvRotateTop = renderer.uvRotateBottom = 0;

			return r;
		}

		renderer.overrideBlockTexture = imb.getIcon( 0, 0 );
		boolean result = renderer.renderStandardBlock( imb, x, y, z );

		renderer.overrideBlockTexture = ExtraBlockTextures.BlockSpatialPylon_dim.getIcon();
		result = renderer.renderStandardBlock( imb, x, y, z );

		renderer.overrideBlockTexture = null;
		return result;
	}

	private IIcon getBlockTextureFromSideOutside( final BlockSpatialPylon blk, final TileSpatialPylon sp, final int displayBits, final ForgeDirection ori, final ForgeDirection dir )
	{

		if( ori == dir || ori.getOpposite() == dir )
		{
			return blk.getRendererInstance().getTexture( dir );
		}

		if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_MIDDLE )
		{
			return ExtraBlockTextures.BlockSpatialPylonC.getIcon();
		}
		else if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_END_MIN )
		{
			return ExtraBlockTextures.BlockSpatialPylonE.getIcon();
		}
		else if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_END_MAX )
		{
			return ExtraBlockTextures.BlockSpatialPylonE.getIcon();
		}

		return blk.getIcon( 0, 0 );
	}

	private IIcon getBlockTextureFromSideInside( final BlockSpatialPylon blk, final TileSpatialPylon sp, final int displayBits, final ForgeDirection ori, final ForgeDirection dir )
	{
		final boolean good = ( displayBits & TileSpatialPylon.DISPLAY_ENABLED ) == TileSpatialPylon.DISPLAY_ENABLED;

		if( ori == dir || ori.getOpposite() == dir )
		{
			return good ? ExtraBlockTextures.BlockSpatialPylon_dim.getIcon() : ExtraBlockTextures.BlockSpatialPylon_red.getIcon();
		}

		if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_MIDDLE )
		{
			return good ? ExtraBlockTextures.BlockSpatialPylonC_dim.getIcon() : ExtraBlockTextures.BlockSpatialPylonC_red.getIcon();
		}
		else if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_END_MIN )
		{
			return good ? ExtraBlockTextures.BlockSpatialPylonE_dim.getIcon() : ExtraBlockTextures.BlockSpatialPylonE_red.getIcon();
		}
		else if( ( displayBits & TileSpatialPylon.DISPLAY_MIDDLE ) == TileSpatialPylon.DISPLAY_END_MAX )
		{
			return good ? ExtraBlockTextures.BlockSpatialPylonE_dim.getIcon() : ExtraBlockTextures.BlockSpatialPylonE_red.getIcon();
		}

		return blk.getIcon( 0, 0 );
	}
}