package net.minecraft.block;

import java.util.List;
import java.util.Random;
import javax.annotation.Nullable;
import net.minecraft.block.material.Material;
import net.minecraft.block.properties.IProperty;
import net.minecraft.block.properties.PropertyBool;
import net.minecraft.block.state.BlockFaceShape;
import net.minecraft.block.state.BlockStateContainer;
import net.minecraft.block.state.IBlockState;
import net.minecraft.entity.Entity;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.init.Items;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.BlockRenderLayer;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.Mirror;
import net.minecraft.util.Rotation;
import net.minecraft.util.math.AxisAlignedBB;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

public class BlockTripWire extends Block
{
    public static final PropertyBool POWERED = PropertyBool.create("powered");
    public static final PropertyBool ATTACHED = PropertyBool.create("attached");
    public static final PropertyBool DISARMED = PropertyBool.create("disarmed");
    public static final PropertyBool NORTH = PropertyBool.create("north");
    public static final PropertyBool EAST = PropertyBool.create("east");
    public static final PropertyBool SOUTH = PropertyBool.create("south");
    public static final PropertyBool WEST = PropertyBool.create("west");
    protected static final AxisAlignedBB AABB = new AxisAlignedBB(0.0D, 0.0625D, 0.0D, 1.0D, 0.15625D, 1.0D);
    protected static final AxisAlignedBB TRIP_WRITE_ATTACHED_AABB = new AxisAlignedBB(0.0D, 0.0D, 0.0D, 1.0D, 0.5D, 1.0D);

    public BlockTripWire()
    {
        super(Material.CIRCUITS);
        this.setDefaultState(this.blockState.getBaseState().withProperty(POWERED, Boolean.valueOf(false)).withProperty(ATTACHED, Boolean.valueOf(false)).withProperty(DISARMED, Boolean.valueOf(false)).withProperty(NORTH, Boolean.valueOf(false)).withProperty(EAST, Boolean.valueOf(false)).withProperty(SOUTH, Boolean.valueOf(false)).withProperty(WEST, Boolean.valueOf(false)));
        this.setTickRandomly(true);
    }

    public AxisAlignedBB getBoundingBox(IBlockState state, IBlockAccess source, BlockPos pos)
    {
        return !((Boolean)state.getValue(ATTACHED)).booleanValue() ? TRIP_WRITE_ATTACHED_AABB : AABB;
    }

    /**
     * Get the actual Block state of this Block at the given position. This applies properties not visible in the
     * metadata, such as fence connections.
     */
    public IBlockState getActualState(IBlockState state, IBlockAccess worldIn, BlockPos pos)
    {
        return state.withProperty(NORTH, Boolean.valueOf(isConnectedTo(worldIn, pos, state, EnumFacing.NORTH))).withProperty(EAST, Boolean.valueOf(isConnectedTo(worldIn, pos, state, EnumFacing.EAST))).withProperty(SOUTH, Boolean.valueOf(isConnectedTo(worldIn, pos, state, EnumFacing.SOUTH))).withProperty(WEST, Boolean.valueOf(isConnectedTo(worldIn, pos, state, EnumFacing.WEST)));
    }

    @Nullable
    public AxisAlignedBB getCollisionBoundingBox(IBlockState blockState, IBlockAccess worldIn, BlockPos pos)
    {
        return NULL_AABB;
    }

    /**
     * Used to determine ambient occlusion and culling when rebuilding chunks for render
     */
    public boolean isOpaqueCube(IBlockState state)
    {
        return false;
    }

    public boolean isFullCube(IBlockState state)
    {
        return false;
    }

    @SideOnly(Side.CLIENT)
    public BlockRenderLayer getBlockLayer()
    {
        return BlockRenderLayer.TRANSLUCENT;
    }

    /**
     * Get the Item that this Block should drop when harvested.
     */
    public Item getItemDropped(IBlockState state, Random rand, int fortune)
    {
        return Items.STRING;
    }

    public ItemStack getItem(World worldIn, BlockPos pos, IBlockState state)
    {
        return new ItemStack(Items.STRING);
    }

    /**
     * Called after the block is set in the Chunk data, but before the Tile Entity is set
     */
    public void onBlockAdded(World worldIn, BlockPos pos, IBlockState state)
    {
        worldIn.setBlockState(pos, state, 3);
        this.notifyHook(worldIn, pos, state);
    }

    /**
     * Called serverside after this block is replaced with another in Chunk, but before the Tile Entity is updated
     */
    public void breakBlock(World worldIn, BlockPos pos, IBlockState state)
    {
        this.notifyHook(worldIn, pos, state.withProperty(POWERED, Boolean.valueOf(true)));
    }

    /**
     * Called before the Block is set to air in the world. Called regardless of if the player's tool can actually
     * collect this block
     */
    public void onBlockHarvested(World worldIn, BlockPos pos, IBlockState state, EntityPlayer player)
    {
        if (!worldIn.isRemote)
        {
            if (!player.getHeldItemMainhand().isEmpty() && player.getHeldItemMainhand().getItem() == Items.SHEARS)
            {
                worldIn.setBlockState(pos, state.withProperty(DISARMED, Boolean.valueOf(true)), 4);
            }
        }
    }

    private void notifyHook(World worldIn, BlockPos pos, IBlockState state)
    {
        for (EnumFacing enumfacing : new EnumFacing[] {EnumFacing.SOUTH, EnumFacing.WEST})
        {
            for (int i = 1; i < 42; ++i)
            {
                BlockPos blockpos = pos.offset(enumfacing, i);
                IBlockState iblockstate = worldIn.getBlockState(blockpos);

                if (iblockstate.getBlock() == Blocks.TRIPWIRE_HOOK)
                {
                    if (iblockstate.getValue(BlockTripWireHook.FACING) == enumfacing.getOpposite())
                    {
                        Blocks.TRIPWIRE_HOOK.calculateState(worldIn, blockpos, iblockstate, false, true, i, state);
                    }

                    break;
                }

                if (iblockstate.getBlock() != Blocks.TRIPWIRE)
                {
                    break;
                }
            }
        }
    }

    /**
     * Called When an Entity Collided with the Block
     */
    public void onEntityCollidedWithBlock(World worldIn, BlockPos pos, IBlockState state, Entity entityIn)
    {
        if (!worldIn.isRemote)
        {
            if (!((Boolean)state.getValue(POWERED)).booleanValue())
            {
                this.updateState(worldIn, pos);
            }
        }
    }

    /**
     * Called randomly when setTickRandomly is set to true (used by e.g. crops to grow, etc.)
     */
    public void randomTick(World worldIn, BlockPos pos, IBlockState state, Random random)
    {
    }

    public void updateTick(World worldIn, BlockPos pos, IBlockState state, Random rand)
    {
        if (!worldIn.isRemote)
        {
            if (((Boolean)worldIn.getBlockState(pos).getValue(POWERED)).booleanValue())
            {
                this.updateState(worldIn, pos);
            }
        }
    }

    private void updateState(World worldIn, BlockPos pos)
    {
        IBlockState iblockstate = worldIn.getBlockState(pos);
        boolean flag = ((Boolean)iblockstate.getValue(POWERED)).booleanValue();
        boolean flag1 = false;
        List <? extends Entity > list = worldIn.getEntitiesWithinAABBExcludingEntity((Entity)null, iblockstate.getBoundingBox(worldIn, pos).offset(pos));

        if (!list.isEmpty())
        {
            for (Entity entity : list)
            {
                if (!entity.doesEntityNotTriggerPressurePlate())
                {
                    flag1 = true;
                    break;
                }
            }
        }

        if (flag1 != flag)
        {
            iblockstate = iblockstate.withProperty(POWERED, Boolean.valueOf(flag1));
            worldIn.setBlockState(pos, iblockstate, 3);
            this.notifyHook(worldIn, pos, iblockstate);
        }

        if (flag1)
        {
            worldIn.scheduleUpdate(new BlockPos(pos), this, this.tickRate(worldIn));
        }
    }

    public static boolean isConnectedTo(IBlockAccess worldIn, BlockPos pos, IBlockState state, EnumFacing direction)
    {
        BlockPos blockpos = pos.offset(direction);
        IBlockState iblockstate = worldIn.getBlockState(blockpos);
        Block block = iblockstate.getBlock();

        if (block == Blocks.TRIPWIRE_HOOK)
        {
            EnumFacing enumfacing = direction.getOpposite();
            return iblockstate.getValue(BlockTripWireHook.FACING) == enumfacing;
        }
        else
        {
            return block == Blocks.TRIPWIRE;
        }
    }

    /**
     * Convert the given metadata into a BlockState for this Block
     */
    public IBlockState getStateFromMeta(int meta)
    {
        return this.getDefaultState().withProperty(POWERED, Boolean.valueOf((meta & 1) > 0)).withProperty(ATTACHED, Boolean.valueOf((meta & 4) > 0)).withProperty(DISARMED, Boolean.valueOf((meta & 8) > 0));
    }

    /**
     * Convert the BlockState into the correct metadata value
     */
    public int getMetaFromState(IBlockState state)
    {
        int i = 0;

        if (((Boolean)state.getValue(POWERED)).booleanValue())
        {
            i |= 1;
        }

        if (((Boolean)state.getValue(ATTACHED)).booleanValue())
        {
            i |= 4;
        }

        if (((Boolean)state.getValue(DISARMED)).booleanValue())
        {
            i |= 8;
        }

        return i;
    }

    /**
     * Returns the blockstate with the given rotation from the passed blockstate. If inapplicable, returns the passed
     * blockstate.
     */
    public IBlockState withRotation(IBlockState state, Rotation rot)
    {
        switch (rot)
        {
            case CLOCKWISE_180:
                return state.withProperty(NORTH, state.getValue(SOUTH)).withProperty(EAST, state.getValue(WEST)).withProperty(SOUTH, state.getValue(NORTH)).withProperty(WEST, state.getValue(EAST));
            case COUNTERCLOCKWISE_90:
                return state.withProperty(NORTH, state.getValue(EAST)).withProperty(EAST, state.getValue(SOUTH)).withProperty(SOUTH, state.getValue(WEST)).withProperty(WEST, state.getValue(NORTH));
            case CLOCKWISE_90:
                return state.withProperty(NORTH, state.getValue(WEST)).withProperty(EAST, state.getValue(NORTH)).withProperty(SOUTH, state.getValue(EAST)).withProperty(WEST, state.getValue(SOUTH));
            default:
                return state;
        }
    }

    /**
     * Returns the blockstate with the given mirror of the passed blockstate. If inapplicable, returns the passed
     * blockstate.
     */
    public IBlockState withMirror(IBlockState state, Mirror mirrorIn)
    {
        switch (mirrorIn)
        {
            case LEFT_RIGHT:
                return state.withProperty(NORTH, state.getValue(SOUTH)).withProperty(SOUTH, state.getValue(NORTH));
            case FRONT_BACK:
                return state.withProperty(EAST, state.getValue(WEST)).withProperty(WEST, state.getValue(EAST));
            default:
                return super.withMirror(state, mirrorIn);
        }
    }

    protected BlockStateContainer createBlockState()
    {
        return new BlockStateContainer(this, new IProperty[] {POWERED, ATTACHED, DISARMED, NORTH, EAST, WEST, SOUTH});
    }

    /**
     * Get the geometry of the queried face at the given position and state. This is used to decide whether things like
     * buttons are allowed to be placed on the face, or how glass panes connect to the face, among other things.
     * <p>
     * Common values are {@code SOLID}, which is the default, and {@code UNDEFINED}, which represents something that
     * does not fit the other descriptions and will generally cause other things not to connect to the face.
     * 
     * @return an approximation of the form of the given face
     */
    public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, IBlockState state, BlockPos pos, EnumFacing face)
    {
        return BlockFaceShape.UNDEFINED;
    }
}