package de.jottyfan.quickiemod.item;

import java.util.List;

import com.google.common.collect.Lists;

import net.minecraft.block.Block;
import net.minecraft.block.BlockState;
import net.minecraft.block.Blocks;
import net.minecraft.block.CropBlock;
import net.minecraft.item.HoeItem;
import net.minecraft.item.ItemStack;
import net.minecraft.item.ItemUsageContext;
import net.minecraft.item.ToolMaterial;
import net.minecraft.util.ActionResult;
import net.minecraft.util.hit.BlockHitResult;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.Direction;
import net.minecraft.util.math.Vec3i;
import net.minecraft.world.World;

/**
 *
 * @author jotty
 *
 */
public abstract class ToolRangeableHoe extends HoeItem implements ToolRangeable {

	public HarvestRange range;

	public ToolRangeableHoe(ToolMaterial material, float attackDamage, float attackSpeed, Settings settings, HarvestRange range) {
		super(material, attackDamage, attackSpeed, settings);
		this.range = range;
	}

	@Override
	public ActionResult useOnBlock(ItemUsageContext context) {
		ActionResult res = super.useOnBlock(context);
		boolean isCrop = context.getWorld().getBlockState(context.getBlockPos()).getBlock() instanceof CropBlock;
		if (!ActionResult.PASS.equals(res) || isCrop) {
			for (int x = -this.range.getxRange(); x <= this.range.getxRange(); x++) {
				for (int y = -this.range.getyRange(); y <= this.range.getyRange(); y++) {
					for (int z = -this.range.getzRange(); z <= this.range.getzRange(); z++) {
						if (!isCrop) {
							removePossibleGrass(context.getWorld(), new BlockPos(x, y, z));
							BlockHitResult bhr = new BlockHitResult(context.getHitPos(), Direction.UP,
									context.getBlockPos().add(new Vec3i(x, y, z)), false);
							ItemUsageContext ctx = new ItemUsageContext(context.getPlayer(), context.getHand(), bhr);
							super.useOnBlock(ctx);
						} else {
							harvestIfPossible(context.getBlockPos().add(x, y, z), context.getWorld());
						}
					}
				}
			}
		}
		return res;
	}

	private void removePossibleGrass(World world, BlockPos pos) {
		Block block = world.getBlockState(pos).getBlock();
		Boolean grassFound = Blocks.FERN.equals(block) || Blocks.LARGE_FERN.equals(block)
				|| Blocks.SHORT_GRASS.equals(block) || Blocks.TALL_GRASS.equals(block);
		if (grassFound) {
			world.breakBlock(pos, true);
		}
	}

	private void harvestIfPossible(BlockPos pos, World world) {
		BlockState blockState = world.getBlockState(pos);
		Block block = blockState.getBlock();
		if (block instanceof CropBlock) {
			CropBlock cBlock = (CropBlock) block;
			if (cBlock.isMature(blockState)) {
				Block.dropStacks(blockState, world, pos);
				world.setBlockState(pos, cBlock.withAge(0));
			}
		}
	}

	@Override
	public HarvestRange getRange(ItemStack stack) {
		// TODO: get range from stack
		return range;
	}

	@Override
	public boolean canBreakNeighbors(BlockState blockState) {
		return new ItemStack(this).isSuitableFor(blockState) || Blocks.TALL_GRASS.equals(blockState.getBlock())
				|| Blocks.FERN.equals(blockState.getBlock()) || Blocks.LARGE_FERN.equals(blockState.getBlock());
	}

	@Override
	public List<Block> getBlockList(Block block) {
		return Lists.newArrayList(block);
	}
}