package net.minecraft.block;

import java.util.List;

import net.minecraft.block.material.Material;
import net.minecraft.block.properties.IProperty;
import net.minecraft.block.properties.PropertyEnum;
import net.minecraft.block.state.BlockState;
import net.minecraft.block.state.IBlockState;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.item.EnumDyeColor;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.BlockPos;
import net.minecraft.util.EnumFacing;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;

public class BlockCarpet extends Block
{
    public static final PropertyEnum COLOR = PropertyEnum.create("color", EnumDyeColor.class);

    protected BlockCarpet()
    {
        super(Material.carpet);
        this.setDefaultState(this.blockState.getBaseState().withProperty(COLOR, EnumDyeColor.WHITE));
        this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 0.0625F, 1.0F);
        this.setTickRandomly(true);
        this.setCreativeTab(CreativeTabs.tabDecorations);
        this.setBlockBoundsFromMeta(0);
    }

    @Override
	public boolean isOpaqueCube()
    {
        return false;
    }

    @Override
	public boolean isFullCube()
    {
        return false;
    }

    /**
     * Sets the block's bounds for rendering it as an item
     */
    @Override
	public void setBlockBoundsForItemRender()
    {
        this.setBlockBoundsFromMeta(0);
    }

    @Override
	public void setBlockBoundsBasedOnState(IBlockAccess worldIn, BlockPos pos)
    {
        this.setBlockBoundsFromMeta(0);
    }

    protected void setBlockBoundsFromMeta(int meta)
    {
        byte var2 = 0;
        float var3 = 1 * (1 + var2) / 16.0F;
        this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, var3, 1.0F);
    }

    @Override
	public boolean canPlaceBlockAt(World worldIn, BlockPos pos)
    {
        return super.canPlaceBlockAt(worldIn, pos) && this.canBlockStay(worldIn, pos);
    }

    /**
     * Called when a neighboring block changes.
     */
    @Override
	public void onNeighborBlockChange(World worldIn, BlockPos pos, IBlockState state, Block neighborBlock)
    {
        this.checkForDrop(worldIn, pos, state);
    }

    private boolean checkForDrop(World worldIn, BlockPos pos, IBlockState state)
    {
        if (!this.canBlockStay(worldIn, pos))
        {
            this.dropBlockAsItem(worldIn, pos, state, 0);
            worldIn.setBlockToAir(pos);
            return false;
        }
        else
        {
            return true;
        }
    }

    private boolean canBlockStay(World worldIn, BlockPos pos)
    {
        return !worldIn.isAirBlock(pos.down());
    }

    @Override
	public boolean shouldSideBeRendered(IBlockAccess worldIn, BlockPos pos, EnumFacing side)
    {
        return side == EnumFacing.UP ? true : super.shouldSideBeRendered(worldIn, pos, side);
    }

    /**
     * Get the damage value that this Block should drop
     */
    @Override
	public int damageDropped(IBlockState state)
    {
        return ((EnumDyeColor)state.getValue(COLOR)).getMetadata();
    }

    /**
     * returns a list of blocks with the same ID, but different meta (eg: wood returns 4 blocks)
     */
    @Override
	public void getSubBlocks(Item itemIn, CreativeTabs tab, List list)
    {
        for (int var4 = 0; var4 < 16; ++var4)
        {
            list.add(new ItemStack(itemIn, 1, var4));
        }
    }

    /**
     * Convert the given metadata into a BlockState for this Block
     */
    @Override
	public IBlockState getStateFromMeta(int meta)
    {
        return this.getDefaultState().withProperty(COLOR, EnumDyeColor.byMetadata(meta));
    }

    /**
     * Convert the BlockState into the correct metadata value
     */
    @Override
	public int getMetaFromState(IBlockState state)
    {
        return ((EnumDyeColor)state.getValue(COLOR)).getMetadata();
    }

    @Override
	protected BlockState createBlockState()
    {
        return new BlockState(this, new IProperty[] {COLOR});
    }
}
