package extracells.blocks;

import java.util.Random;

import net.minecraft.block.material.Material;
import net.minecraft.client.renderer.texture.IconRegister;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.item.EntityItem;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.inventory.IInventory;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.Icon;
import net.minecraft.util.MathHelper;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;
import net.minecraftforge.common.ForgeDirection;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import extracells.Extracells;
import extracells.tileentity.TileEntityHardMEDrive;

public class BlockHardMEDrive extends RotatableColorBlock
{
	@SideOnly(Side.CLIENT)
	Icon frontIcon;
	@SideOnly(Side.CLIENT)
	Icon sideIcon;
	@SideOnly(Side.CLIENT)
	Icon bottomIcon;
	@SideOnly(Side.CLIENT)
	Icon topIcon;

	public BlockHardMEDrive(int id)
	{
		super(id, Material.rock);
		setCreativeTab(Extracells.ModTab);
		setUnlocalizedName("block.hardmedrive");
		setHardness(2.0F);
		setResistance(1000000.0F);
	}

	@SideOnly(Side.CLIENT)
	public Icon getIcon(int side, int metadata)
	{
		return giveIcon(side, 3);
	}

	@SideOnly(Side.CLIENT)
	public Icon giveIcon(int side, int metadata)
	{
		return side == metadata ? frontIcon : side == 0 ? bottomIcon : side == 1 ? topIcon : sideIcon;
	}

	@Override
	public ForgeDirection[] getValidRotations(World worldObj, int x, int y, int z)
	{
		return new ForgeDirection[]
		{ ForgeDirection.WEST, ForgeDirection.EAST, ForgeDirection.NORTH, ForgeDirection.SOUTH };
	}

	@Override
	@SideOnly(Side.CLIENT)
	public Icon getBlockTexture(IBlockAccess blockAccess, int x, int y, int z, int side)
	{
		TileEntity tileentity = blockAccess.getBlockTileEntity(x, y, z);
		int metadata = blockAccess.getBlockMetadata(x, y, z);

		if (tileentity != null)
		{
			return giveIcon(side, metadata);
		}
		return null;
	}

	@SideOnly(Side.CLIENT)
	public void registerIcons(IconRegister iconregister)
	{
		frontIcon = iconregister.registerIcon("extracells:hardmedrive.face");
		sideIcon = iconregister.registerIcon("extracells:hardmedrive.side");
		bottomIcon = iconregister.registerIcon("extracells:machine.bottom");
		topIcon = iconregister.registerIcon("extracells:machine.top");
	}

	@Override
	public void onBlockPlacedBy(World world, int x, int y, int z, EntityLivingBase player, ItemStack itemstack)
	{
		super.onBlockPlacedBy(world, x, y, z, player, itemstack);
		int l = MathHelper.floor_double(player.rotationYaw * 4.0F / 360.0F + 0.5D) & 3;

		if (!player.isSneaking())
		{
			if (l == 0)
			{
				world.setBlockMetadataWithNotify(x, y, z, 2, 2);
			}

			if (l == 1)
			{
				world.setBlockMetadataWithNotify(x, y, z, 5, 2);
			}

			if (l == 2)
			{
				world.setBlockMetadataWithNotify(x, y, z, 3, 2);
			}

			if (l == 3)
			{
				world.setBlockMetadataWithNotify(x, y, z, 4, 2);
			}
		} else
		{
			if (l == 0)
			{
				world.setBlockMetadataWithNotify(x, y, z, ForgeDirection.getOrientation(2).getOpposite().ordinal(), 2);
			}

			if (l == 1)
			{
				world.setBlockMetadataWithNotify(x, y, z, ForgeDirection.getOrientation(5).getOpposite().ordinal(), 2);
			}

			if (l == 2)
			{
				world.setBlockMetadataWithNotify(x, y, z, ForgeDirection.getOrientation(3).getOpposite().ordinal(), 2);
			}

			if (l == 3)
			{
				world.setBlockMetadataWithNotify(x, y, z, ForgeDirection.getOrientation(4).getOpposite().ordinal(), 2);
			}
		}
	}

	@Override
	public boolean onBlockActivated(World world, int x, int y, int z, EntityPlayer player, int side, float offsetX, float offsetY, float offsetZ)
	{
		if (!world.isRemote)
		{
			if (world.getBlockTileEntity(x, y, z) == null || player.isSneaking())
			{
				return false;
			}
			player.openGui(Extracells.instance, 0, world, x, y, z);
		}
		return true;
	}

	@Override
	public void breakBlock(World world, int x, int y, int z, int par5, int par6)
	{
		dropItems(world, x, y, z);
		super.breakBlock(world, x, y, z, par5, par6);
	}

	private void dropItems(World world, int x, int y, int z)
	{
		Random rand = new Random();

		TileEntity tileEntity = world.getBlockTileEntity(x, y, z);
		if (!(tileEntity instanceof IInventory))
		{
			return;
		}
		IInventory inventory = (IInventory) tileEntity;

		for (int i = 0; i < inventory.getSizeInventory(); i++)
		{
			ItemStack item = inventory.getStackInSlot(i);

			if (item != null && item.stackSize > 0)
			{
				float rx = rand.nextFloat() * 0.8F + 0.1F;
				float ry = rand.nextFloat() * 0.8F + 0.1F;
				float rz = rand.nextFloat() * 0.8F + 0.1F;

				EntityItem entityItem = new EntityItem(world, x + rx, y + ry, z + rz, new ItemStack(item.itemID, item.stackSize, item.getItemDamage()));

				if (item.hasTagCompound())
				{
					entityItem.getEntityItem().setTagCompound((NBTTagCompound) item.getTagCompound().copy());
				}

				float factor = 0.05F;
				entityItem.motionX = rand.nextGaussian() * factor;
				entityItem.motionY = rand.nextGaussian() * factor + 0.2F;
				entityItem.motionZ = rand.nextGaussian() * factor;
				world.spawnEntityInWorld(entityItem);
				item.stackSize = 0;
			}
		}
	}

	@Override
	public TileEntity createNewTileEntity(World world)
	{
		return new TileEntityHardMEDrive();
	}

}