/*
 * 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.block.misc;

import java.util.Collections;
import java.util.EnumSet;
import java.util.List;

import appeng.block.AEBaseBlock;
import appeng.client.render.blocks.RenderTinyTNT;
import appeng.client.texture.FullIcon;
import appeng.core.AppEng;
import appeng.core.features.AEFeature;
import appeng.entity.EntityIds;
import appeng.entity.EntityTinyTNTPrimed;
import appeng.helpers.ICustomCollision;
import appeng.hooks.DispenserBehaviorTinyTNT;
import cpw.mods.fml.common.registry.EntityRegistry;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.block.Block;
import net.minecraft.block.BlockDispenser;
import net.minecraft.block.material.Material;
import net.minecraft.client.renderer.texture.IIconRegister;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.projectile.EntityArrow;
import net.minecraft.init.Blocks;
import net.minecraft.init.Items;
import net.minecraft.item.Item;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.util.IIcon;
import net.minecraft.world.Explosion;
import net.minecraft.world.World;

public class BlockTinyTNT extends AEBaseBlock implements ICustomCollision {
    public BlockTinyTNT() {
        super(Material.tnt);
        this.setLightOpacity(1);
        this.setBlockBounds(0.25f, 0.0f, 0.25f, 0.75f, 0.5f, 0.75f);
        this.isFullSize = this.isOpaque = false;
        this.setStepSound(soundTypeGrass);
        this.setHardness(0F);
        this.setFeature(EnumSet.of(AEFeature.TinyTNT));

        EntityRegistry.registerModEntity(
            EntityTinyTNTPrimed.class,
            "EntityTinyTNTPrimed",
            EntityIds.get(EntityTinyTNTPrimed.class),
            AppEng.instance(),
            16,
            4,
            true
        );
    }

    @Override
    @SideOnly(Side.CLIENT)
    protected RenderTinyTNT getRenderer() {
        return new RenderTinyTNT();
    }

    @Override
    public void postInit() {
        super.postInit();
        BlockDispenser.dispenseBehaviorRegistry.putObject(
            Item.getItemFromBlock(this), new DispenserBehaviorTinyTNT()
        );
    }

    @Override
    public IIcon getIcon(final int direction, final int metadata) {
        return new FullIcon(Blocks.tnt.getIcon(direction, metadata));
    }

    @Override
    public boolean onBlockActivated(
        World w,
        int x,
        int y,
        int z,
        EntityPlayer player,
        int side,
        float hitX,
        float hitY,
        float hitZ
    ) {
        if (player.getCurrentEquippedItem() != null
            && player.getCurrentEquippedItem().getItem() == Items.flint_and_steel) {
            this.startFuse(w, x, y, z, player);
            w.setBlockToAir(x, y, z);
            player.getCurrentEquippedItem().damageItem(1, player);

            return true;
        }

        return super.onBlockActivated(w, x, y, z, player, side, hitX, hitY, hitZ);
    }

    @Override
    public void registerBlockIcons(final IIconRegister iconRegistry) {
        // no images required.
    }

    @Override
    public void onBlockAdded(final World w, final int x, final int y, final int z) {
        super.onBlockAdded(w, x, y, z);

        if (w.isBlockIndirectlyGettingPowered(x, y, z)) {
            this.startFuse(w, x, y, z, null);
            w.setBlockToAir(x, y, z);
        }
    }

    @Override
    public void onNeighborBlockChange(
        final World w, final int x, final int y, final int z, final Block id
    ) {
        if (w.isBlockIndirectlyGettingPowered(x, y, z)) {
            this.startFuse(w, x, y, z, null);
            w.setBlockToAir(x, y, z);
        }
    }

    @Override
    public void onBlockDestroyedByExplosion(
        final World w, final int x, final int y, final int z, final Explosion exp
    ) {
        if (!w.isRemote) {
            final EntityTinyTNTPrimed primedTinyTNTEntity = new EntityTinyTNTPrimed(
                w, x + 0.5F, y + 0.5F, z + 0.5F, exp.getExplosivePlacedBy()
            );
            primedTinyTNTEntity.fuse = w.rand.nextInt(primedTinyTNTEntity.fuse / 4)
                + primedTinyTNTEntity.fuse / 8;
            w.spawnEntityInWorld(primedTinyTNTEntity);
        }
    }

    @Override
    public void onEntityCollidedWithBlock(
        final World w, final int x, final int y, final int z, final Entity entity
    ) {
        if (entity instanceof EntityArrow && !w.isRemote) {
            final EntityArrow entityarrow = (EntityArrow) entity;

            if (entityarrow.isBurning()) {
                this.startFuse(
                    w,
                    x,
                    y,
                    z,
                    entityarrow.shootingEntity instanceof EntityLivingBase
                        ? (EntityLivingBase) entityarrow.shootingEntity
                        : null
                );
                w.setBlockToAir(x, y, z);
            }
        }
    }

    @Override
    public boolean canDropFromExplosion(final Explosion exp) {
        return false;
    }

    @Override
    public Iterable<AxisAlignedBB> getSelectedBoundingBoxesFromPool(
        final World w,
        final int x,
        final int y,
        final int z,
        final Entity e,
        final boolean isVisual
    ) {
        return Collections.singletonList(
            AxisAlignedBB.getBoundingBox(0.25, 0, 0.25, 0.75, 0.5, 0.75)
        );
    }

    @Override
    public void addCollidingBlockToList(
        final World w,
        final int x,
        final int y,
        final int z,
        final AxisAlignedBB bb,
        final List<AxisAlignedBB> out,
        final Entity e
    ) {
        out.add(AxisAlignedBB.getBoundingBox(0.25, 0, 0.25, 0.75, 0.5, 0.75));
    }

    public void startFuse(
        final World w,
        final int x,
        final int y,
        final int z,
        final EntityLivingBase igniter
    ) {
        if (!w.isRemote) {
            final EntityTinyTNTPrimed primedTinyTNTEntity
                = new EntityTinyTNTPrimed(w, x + 0.5F, y + 0.5F, z + 0.5F, igniter);
            w.spawnEntityInWorld(primedTinyTNTEntity);
            w.playSoundAtEntity(primedTinyTNTEntity, "game.tnt.primed", 1.0F, 1.0F);
        }
    }
}