package assemblyline.common.machine.command;

import assemblyline.common.machine.command.Command;
import net.minecraft.block.Block;
import net.minecraft.entity.Entity;
import net.minecraft.entity.item.EntityItem;
import net.minecraft.item.ItemBlock;
import net.minecraft.item.ItemStack;
import net.minecraft.world.IBlockAccess;
import net.minecraftforge.common.IPlantable;
import net.minecraftforge.common.util.ForgeDirection;
import universalelectricity.core.vector.Vector3;

public class CommandPlace extends Command {
    int PLACE_TIME = 30;

    @Override
    public void onTaskStart() {
        super.onTaskStart();
    }

    @Override
    protected boolean doTask() {
        super.doTask();
        Vector3 serachPosition = this.tileEntity.getHandPosition();
        Block block = serachPosition.getBlock((IBlockAccess) this.world);
        if (block == null && this.ticks >= this.PLACE_TIME) {
            for (Entity entity : this.tileEntity.getGrabbedEntities()) {
                ItemStack itemStack;
                if (!(entity instanceof EntityItem)
                    || (itemStack = ((EntityItem) entity).getEntityItem()) == null)
                    continue;
                if (itemStack.getItem() instanceof ItemBlock) {
                    ((ItemBlock) itemStack.getItem())
                        .placeBlockAt(
                            itemStack,
                            null,
                            this.world,
                            serachPosition.intX(),
                            serachPosition.intY(),
                            serachPosition.intZ(),
                            0,
                            0.5f,
                            0.5f,
                            0.5f,
                            itemStack.getItemDamage()
                        );
                    this.tileEntity.dropEntity(entity);
                    return false;
                }
                if (!(itemStack.getItem() instanceof IPlantable))
                    continue;
                IPlantable plantable = (IPlantable) itemStack.getItem();
                Block blockBelow
                    = Vector3.add(serachPosition, new Vector3(0.0, -1.0, 0.0))
                          .getBlock((IBlockAccess) this.world);
                if (blockBelow == null
                    || !blockBelow.canSustainPlant(
                        this.world,
                        serachPosition.intX(),
                        serachPosition.intY(),
                        serachPosition.intZ(),
                        ForgeDirection.UP,
                        plantable
                    ))
                    continue;
                Block plantBlock = plantable.getPlant(
                    this.world,
                    serachPosition.intX(),
                    serachPosition.intY(),
                    serachPosition.intZ()
                );
                int blockMetadata = plantable.getPlantMetadata(
                    this.world,
                    serachPosition.intX(),
                    serachPosition.intY(),
                    serachPosition.intZ()
                );
                if (!this.world.setBlock(
                        serachPosition.intX(),
                        serachPosition.intY(),
                        serachPosition.intZ(),
                        plantBlock,
                        blockMetadata,
                        3
                    )
                    || this.world.getBlock(
                           serachPosition.intX(),
                           serachPosition.intY(),
                           serachPosition.intZ()
                       ) != plantBlock)
                    continue;
                plantBlock.onBlockPlacedBy(
                    this.world,
                    serachPosition.intX(),
                    serachPosition.intY(),
                    serachPosition.intZ(),
                    null,
                    itemStack
                );
                plantBlock.onPostBlockPlaced(
                    this.world,
                    serachPosition.intX(),
                    serachPosition.intY(),
                    serachPosition.intZ(),
                    blockMetadata
                );
                this.tileEntity.dropEntity(entity);
                return false;
            }
        }
        return false;
    }

    @Override
    public String toString() {
        return "PLACE";
    }
}