package net.minecraft.server;

import it.unimi.dsi.fastutil.objects.Object2ObjectOpenHashMap;
import java.util.Map;
import java.util.Random;

public class BlockDispenser extends BlockTileEntity {

    public static final BlockStateDirection FACING = BlockDirectional.FACING;
    public static final BlockStateBoolean TRIGGERED = BlockProperties.A;
    public static final Map<Item, IDispenseBehavior> REGISTRY = (Map) SystemUtils.a((Object) (new Object2ObjectOpenHashMap()), (object2objectopenhashmap) -> {
        object2objectopenhashmap.defaultReturnValue(new DispenseBehaviorItem());
    });

    public static void a(IMaterial imaterial, IDispenseBehavior idispensebehavior) {
        BlockDispenser.REGISTRY.put(imaterial.getItem(), idispensebehavior);
    }

    protected BlockDispenser(Block.Info block_info) {
        super(block_info);
        this.p((IBlockData) ((IBlockData) ((IBlockData) this.blockStateList.getBlockData()).set(BlockDispenser.FACING, EnumDirection.NORTH)).set(BlockDispenser.TRIGGERED, false));
    }

    @Override
    public int a(IWorldReader iworldreader) {
        return 4;
    }

    @Override
    public EnumInteractionResult interact(IBlockData iblockdata, World world, BlockPosition blockposition, EntityHuman entityhuman, EnumHand enumhand, MovingObjectPositionBlock movingobjectpositionblock) {
        if (world.isClientSide) {
            return EnumInteractionResult.SUCCESS;
        } else {
            TileEntity tileentity = world.getTileEntity(blockposition);

            if (tileentity instanceof TileEntityDispenser) {
                entityhuman.openContainer((TileEntityDispenser) tileentity);
                if (tileentity instanceof TileEntityDropper) {
                    entityhuman.a(StatisticList.INSPECT_DROPPER);
                } else {
                    entityhuman.a(StatisticList.INSPECT_DISPENSER);
                }
            }

            return EnumInteractionResult.SUCCESS;
        }
    }

    public void dispense(World world, BlockPosition blockposition) {
        SourceBlock sourceblock = new SourceBlock(world, blockposition);
        TileEntityDispenser tileentitydispenser = (TileEntityDispenser) sourceblock.getTileEntity();
        int i = tileentitydispenser.h();

        if (i < 0) {
            world.triggerEffect(1001, blockposition, 0);
        } else {
            ItemStack itemstack = tileentitydispenser.getItem(i);
            IDispenseBehavior idispensebehavior = this.a(itemstack);

            if (idispensebehavior != IDispenseBehavior.NONE) {
                tileentitydispenser.setItem(i, idispensebehavior.dispense(sourceblock, itemstack));
            }

        }
    }

    protected IDispenseBehavior a(ItemStack itemstack) {
        return (IDispenseBehavior) BlockDispenser.REGISTRY.get(itemstack.getItem());
    }

    @Override
    public void doPhysics(IBlockData iblockdata, World world, BlockPosition blockposition, Block block, BlockPosition blockposition1, boolean flag) {
        boolean flag1 = world.isBlockIndirectlyPowered(blockposition) || world.isBlockIndirectlyPowered(blockposition.up());
        boolean flag2 = (Boolean) iblockdata.get(BlockDispenser.TRIGGERED);

        if (flag1 && !flag2) {
            world.getBlockTickList().a(blockposition, this, this.a((IWorldReader) world));
            world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockDispenser.TRIGGERED, true), 4);
        } else if (!flag1 && flag2) {
            world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockDispenser.TRIGGERED, false), 4);
        }

    }

    @Override
    public void tick(IBlockData iblockdata, WorldServer worldserver, BlockPosition blockposition, Random random) {
        this.dispense(worldserver, blockposition);
    }

    @Override
    public TileEntity createTile(IBlockAccess iblockaccess) {
        return new TileEntityDispenser();
    }

    @Override
    public IBlockData getPlacedState(BlockActionContext blockactioncontext) {
        return (IBlockData) this.getBlockData().set(BlockDispenser.FACING, blockactioncontext.d().opposite());
    }

    @Override
    public void postPlace(World world, BlockPosition blockposition, IBlockData iblockdata, EntityLiving entityliving, ItemStack itemstack) {
        if (itemstack.hasName()) {
            TileEntity tileentity = world.getTileEntity(blockposition);

            if (tileentity instanceof TileEntityDispenser) {
                ((TileEntityDispenser) tileentity).setCustomName(itemstack.getName());
            }
        }

    }

    @Override
    public void remove(IBlockData iblockdata, World world, BlockPosition blockposition, IBlockData iblockdata1, boolean flag) {
        if (iblockdata.getBlock() != iblockdata1.getBlock()) {
            TileEntity tileentity = world.getTileEntity(blockposition);

            if (tileentity instanceof TileEntityDispenser) {
                InventoryUtils.dropInventory(world, blockposition, (TileEntityDispenser) tileentity);
                world.updateAdjacentComparators(blockposition, this);
            }

            super.remove(iblockdata, world, blockposition, iblockdata1, flag);
        }
    }

    public static IPosition a(ISourceBlock isourceblock) {
        EnumDirection enumdirection = (EnumDirection) isourceblock.getBlockData().get(BlockDispenser.FACING);
        double d0 = isourceblock.getX() + 0.7D * (double) enumdirection.getAdjacentX();
        double d1 = isourceblock.getY() + 0.7D * (double) enumdirection.getAdjacentY();
        double d2 = isourceblock.getZ() + 0.7D * (double) enumdirection.getAdjacentZ();

        return new Position(d0, d1, d2);
    }

    @Override
    public boolean isComplexRedstone(IBlockData iblockdata) {
        return true;
    }

    @Override
    public int a(IBlockData iblockdata, World world, BlockPosition blockposition) {
        return Container.a(world.getTileEntity(blockposition));
    }

    @Override
    public EnumRenderType c(IBlockData iblockdata) {
        return EnumRenderType.MODEL;
    }

    @Override
    public IBlockData a(IBlockData iblockdata, EnumBlockRotation enumblockrotation) {
        return (IBlockData) iblockdata.set(BlockDispenser.FACING, enumblockrotation.a((EnumDirection) iblockdata.get(BlockDispenser.FACING)));
    }

    @Override
    public IBlockData a(IBlockData iblockdata, EnumBlockMirror enumblockmirror) {
        return iblockdata.a(enumblockmirror.a((EnumDirection) iblockdata.get(BlockDispenser.FACING)));
    }

    @Override
    protected void a(BlockStateList.a<Block, IBlockData> blockstatelist_a) {
        blockstatelist_a.a(BlockDispenser.FACING, BlockDispenser.TRIGGERED);
    }
}