/*
 * 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;

import java.util.EnumSet;
import java.util.Random;

import appeng.core.features.AEFeature;
import appeng.core.features.IAEFeature;
import appeng.core.features.IFeatureHandler;
import appeng.core.features.SlabBlockFeatureHandler;
import net.minecraft.block.BlockSlab;
import net.minecraft.client.renderer.texture.IIconRegister;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.IIcon;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.world.World;

public class AEBaseSlabBlock extends BlockSlab implements IAEFeature {
    private final IFeatureHandler features;
    private final AEBaseBlock block;
    private final int meta;
    private AEBaseSlabBlock slabs;
    private AEBaseSlabBlock doubleSlabs;
    private final String name;

    public AEBaseSlabBlock(
        final AEBaseBlock block,
        final int meta,
        final EnumSet<AEFeature> features,
        final boolean isDoubleSlab,
        final String name
    ) {
        super(isDoubleSlab, block.getMaterial());
        this.block = block;
        this.meta = meta;
        this.name = name;
        this.setBlockName("appliedenergistics2." + name);
        this.setHardness(block.getBlockHardness(null, 0, 0, 0));
        this.setResistance(block.getExplosionResistance(null) * 5.0F / 3.0F);
        this.setStepSound(block.stepSound);
        this.useNeighborBrightness = true;
        if (!this.field_150004_a) {
            this.doubleSlabs
                = new AEBaseSlabBlock(block, meta, features, true, name + ".double")
                      .setSlabs(this);
        }
        this.features
            = !this.field_150004_a ? new SlabBlockFeatureHandler(features, this) : null;
    }

    private AEBaseSlabBlock setSlabs(final AEBaseSlabBlock slabs) {
        this.slabs = slabs;
        return this;
    }

    public AEBaseSlabBlock slabs() {
        return this.slabs;
    }

    public AEBaseSlabBlock doubleSlabs() {
        return this.doubleSlabs;
    }

    @Override
    public IFeatureHandler handler() {
        return this.features;
    }

    @Override
    public void postInit() {
        // Override to do stuff
    }

    @Override
    public IIcon getIcon(final int dir, final int meta) {
        return this.block.getIcon(dir, this.meta);
    }

    @Override
    public String func_150002_b(final int p_150002_1_) {
        return this.getUnlocalizedName();
    }

    @Override
    public void registerBlockIcons(final IIconRegister reg) {}

    @Override
    public Item getItemDropped(final int meta, final Random rand, final int fortune) {
        return this.field_150004_a ? Item.getItemFromBlock(this.slabs)
                                   : Item.getItemFromBlock(this);
    }

    @Override
    public ItemStack getPickBlock(
        final MovingObjectPosition target,
        final World world,
        final int x,
        final int y,
        final int z
    ) {
        AEBaseSlabBlock block = (AEBaseSlabBlock) world.getBlock(x, y, z);

        if (block == null) {
            return null;
        }
        if (block.field_150004_a) {
            block = this.slabs;
        }

        final int meta = world.getBlockMetadata(x, y, z) & 7;
        return new ItemStack(block, 1, meta);
    }

    public String name() {
        return this.name;
    }
}