TelaykusSword

package net.telaykussword.power;

import net.minecraft.entity.EntityType;
import net.minecraft.entity.EquipmentSlot;
import net.minecraft.entity.LightningEntity;
import net.minecraft.entity.LivingEntity;
import net.minecraft.entity.player.PlayerEntity;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.Hand;
import net.minecraft.util.TypedActionResult;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.World;

public class TelaykusSword extends Item {
	public TelaykusSword(Settings settings) {
		super(settings);
	}

	public float getAttackDamage() {
		return 38.0F;
	}
	@Override
	public TypedActionResult<ItemStack> use(World world, PlayerEntity user, Hand hand) {
		if (world.isClient) {
			return TypedActionResult.pass(user.getStackInHand(hand));
		}

		BlockPos frontOfPlayer = user.getBlockPos().offset(user.getHorizontalFacing(), 2);
		double offsetX = user.getHorizontalFacing().getOffsetX() * 2.5;
		double offsetZ = user.getHorizontalFacing().getOffsetZ() * 2.5;

		BlockPos targetPos = frontOfPlayer.add((int) offsetX, 0, (int) offsetZ);

		LightningEntity lightningBolt = new LightningEntity(EntityType.LIGHTNING_BOLT, world);
		lightningBolt.refreshPositionAfterTeleport(targetPos.getX(), targetPos.getY(), targetPos.getZ());
		world.spawnEntity(lightningBolt);

		return TypedActionResult.success(user.getStackInHand(hand));
	}

	@Override
	public boolean postHit(ItemStack stack, LivingEntity target, LivingEntity attacker) {
		stack.damage(1, attacker,  EquipmentSlot.MAINHAND);
		return true;
	}

}