/*
 * 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.block.networking;


import appeng.block.AEBaseTileBlock;
import appeng.helpers.AEGlassMaterial;
import appeng.tile.networking.TileWireless;
import appeng.util.Platform;
import net.minecraft.block.BlockState;
import net.minecraft.entity.player.PlayerEntity;
import net.minecraft.state.EnumProperty;
import net.minecraft.state.StateContainer;
import net.minecraft.util.ActionResultType;
import net.minecraft.util.Direction;
import net.minecraft.util.Hand;
import net.minecraft.util.IStringSerializable;
import net.minecraft.util.math.AxisAlignedBB;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.BlockRayTraceResult;
import net.minecraft.util.math.shapes.ISelectionContext;
import net.minecraft.util.math.shapes.VoxelShape;
import net.minecraft.util.math.shapes.VoxelShapes;
import net.minecraft.world.IBlockReader;
import net.minecraft.world.IWorld;
import net.minecraft.world.World;


public class BlockWireless extends AEBaseTileBlock<TileWireless>
{

	enum State implements IStringSerializable
	{
		OFF,
		ON,
		HAS_CHANNEL;

		@Override
		public String getName()
		{
			return this.name().toLowerCase();
		}
	}

	public static final EnumProperty<State> STATE = EnumProperty.create( "state", State.class );

	public BlockWireless()
	{
		super( Properties.create(AEGlassMaterial.INSTANCE) );
		this.setFullSize( false );
		this.setOpaque( false );
		this.setDefaultState( this.getDefaultState().with( STATE, State.OFF ) );
	}

	// FIXME This has to be triggered by the tile entity's state changing directly
	@Override
	public BlockState updatePostPlacement(BlockState stateIn, Direction facing, BlockState facingState, IWorld world, BlockPos pos, BlockPos facingPos) {
		State teState = State.OFF;

		TileWireless te = this.getTileEntity( world, pos );
		if( te != null )
		{
			if( te.isActive() )
			{
				teState = State.HAS_CHANNEL;
			}
			else if( te.isPowered() )
			{
				teState = State.ON;
			}
		}

		return super.updatePostPlacement(stateIn, facing, facingState, world, pos, facingPos)
				.with( STATE, teState );
	}

	@Override
	protected void fillStateContainer(StateContainer.Builder builder) {
		super.fillStateContainer(builder);
		builder.add(STATE);
	}

	@Override
	public ActionResultType onBlockActivated(BlockState state, World w, BlockPos pos, PlayerEntity player, Hand hand, BlockRayTraceResult hit) {
		final TileWireless tg = this.getTileEntity( w, pos );

		if( tg != null && !player.isCrouching() )
		{
			if( Platform.isServer() )
			{
				// FIXME Platform.openGUI( player, tg, AEPartLocation.fromFacing( side ), GuiBridge.GUI_WIRELESS );
			}
			return ActionResultType.SUCCESS;
		}

		return super.onBlockActivated( state, w, pos, player, hand, hit );
	}

	@Override
	public VoxelShape getShape(BlockState state, IBlockReader w, BlockPos pos, ISelectionContext context) {
		final TileWireless tile = this.getTileEntity( w, pos );
		if( tile != null )
		{
			final Direction forward = tile.getForward();

			double minX = 0;
			double minY = 0;
			double minZ = 0;
			double maxX = 1;
			double maxY = 1;
			double maxZ = 1;

			switch( forward )
			{
				case DOWN:
					minZ = minX = 3.0 / 16.0;
					maxZ = maxX = 13.0 / 16.0;
					maxY = 1.0;
					minY = 5.0 / 16.0;
					break;
				case EAST:
					minZ = minY = 3.0 / 16.0;
					maxZ = maxY = 13.0 / 16.0;
					maxX = 11.0 / 16.0;
					minX = 0.0;
					break;
				case NORTH:
					minY = minX = 3.0 / 16.0;
					maxY = maxX = 13.0 / 16.0;
					maxZ = 1.0;
					minZ = 5.0 / 16.0;
					break;
				case SOUTH:
					minY = minX = 3.0 / 16.0;
					maxY = maxX = 13.0 / 16.0;
					maxZ = 11.0 / 16.0;
					minZ = 0.0;
					break;
				case UP:
					minZ = minX = 3.0 / 16.0;
					maxZ = maxX = 13.0 / 16.0;
					maxY = 11.0 / 16.0;
					minY = 0.0;
					break;
				case WEST:
					minZ = minY = 3.0 / 16.0;
					maxZ = maxY = 13.0 / 16.0;
					maxX = 1.0;
					minX = 5.0 / 16.0;
					break;
				default:
					break;
			}

			return VoxelShapes.create( new AxisAlignedBB( minX, minY, minZ, maxX, maxY, maxZ ) );
		}
		return VoxelShapes.fullCube();
	}

	@Override
	public VoxelShape getCollisionShape(BlockState state, IBlockReader w, BlockPos pos, ISelectionContext context) {

		final TileWireless tile = this.getTileEntity( w, pos );
		if( tile != null )
		{
			final Direction forward = tile.getForward();

			double minX = 0;
			double minY = 0;
			double minZ = 0;
			double maxX = 1;
			double maxY = 1;
			double maxZ = 1;

			switch( forward )
			{
				case DOWN:
					minZ = minX = 3.0 / 16.0;
					maxZ = maxX = 13.0 / 16.0;
					maxY = 1.0;
					minY = 5.0 / 16.0;
					break;
				case EAST:
					minZ = minY = 3.0 / 16.0;
					maxZ = maxY = 13.0 / 16.0;
					maxX = 11.0 / 16.0;
					minX = 0.0;
					break;
				case NORTH:
					minY = minX = 3.0 / 16.0;
					maxY = maxX = 13.0 / 16.0;
					maxZ = 1.0;
					minZ = 5.0 / 16.0;
					break;
				case SOUTH:
					minY = minX = 3.0 / 16.0;
					maxY = maxX = 13.0 / 16.0;
					maxZ = 11.0 / 16.0;
					minZ = 0.0;
					break;
				case UP:
					minZ = minX = 3.0 / 16.0;
					maxZ = maxX = 13.0 / 16.0;
					maxY = 11.0 / 16.0;
					minY = 0.0;
					break;
				case WEST:
					minZ = minY = 3.0 / 16.0;
					maxZ = maxY = 13.0 / 16.0;
					maxX = 1.0;
					minX = 5.0 / 16.0;
					break;
				default:
					break;
			}

			return VoxelShapes.create( new AxisAlignedBB( minX, minY, minZ, maxX, maxY, maxZ ) );
		}
		else
		{
			return VoxelShapes.fullCube();
		}
	}

	@Override
	public boolean propagatesSkylightDown(BlockState state, IBlockReader reader, BlockPos pos) {
		return true;
	}

}