package net.minecraft.server;

import javax.annotation.Nullable;

public class ItemHanging extends Item {

    private final Class<? extends EntityHanging> a;

    public ItemHanging(Class<? extends EntityHanging> oclass) {
        this.a = oclass;
        this.a(CreativeModeTab.c);
    }

    public EnumInteractionResult a(EntityHuman entityhuman, World world, BlockPosition blockposition, EnumHand enumhand, EnumDirection enumdirection, float f, float f1, float f2) {
        ItemStack itemstack = entityhuman.b(enumhand);
        BlockPosition blockposition1 = blockposition.shift(enumdirection);

        if (enumdirection != EnumDirection.DOWN && enumdirection != EnumDirection.UP && entityhuman.a(blockposition1, enumdirection, itemstack)) {
            EntityHanging entityhanging = this.a(world, blockposition1, enumdirection);

            if (entityhanging != null && entityhanging.survives()) {
                if (!world.isClientSide) {
                    entityhanging.o();
                    world.addEntity(entityhanging);
                }

                itemstack.subtract(1);
            }

            return EnumInteractionResult.SUCCESS;
        } else {
            return EnumInteractionResult.FAIL;
        }
    }

    @Nullable
    private EntityHanging a(World world, BlockPosition blockposition, EnumDirection enumdirection) {
        return (EntityHanging) (this.a == EntityPainting.class ? new EntityPainting(world, blockposition, enumdirection) : (this.a == EntityItemFrame.class ? new EntityItemFrame(world, blockposition, enumdirection) : null));
    }
}