LeviathanAxe

public class LeviathanAxe extends TridentItem {

    private final Effect[] NEGATIVE_EFFECTS = {
            Effects.SLOWNESS
    };

    public LeviathanAxe(Properties builderIn) {
        super(builderIn);
    }

    @Override
    public UseAction getUseAction(ItemStack stack) {
        return UseAction.SPEAR;
    }

    @Override
    public int getUseDuration(ItemStack stack) {
        return 72000;
    }

    @Override
    public void onPlayerStoppedUsing(ItemStack stack, World worldIn, LivingEntity entityLiving, int timeLeft) {
        if (entityLiving instanceof PlayerEntity) {
            PlayerEntity playerentity = (PlayerEntity)entityLiving;
            int i = this.getUseDuration(stack) - timeLeft;
            if (i >= 10) {
                if (!worldIn.isRemote) {
                    LeviathanAxeEntity leviathanAxeEntity = new LeviathanAxeEntity(worldIn, playerentity, stack);
                    leviathanAxeEntity.setDirectionAndMovement(playerentity, playerentity.rotationPitch, playerentity.rotationYaw, 0.0F, 3.0F, 1.0F);
                    if (playerentity.abilities.isCreativeMode) {
                        leviathanAxeEntity.pickupStatus = AbstractArrowEntity.PickupStatus.CREATIVE_ONLY;
                    }

                    worldIn.addEntity(leviathanAxeEntity);
                    worldIn.playMovingSound((PlayerEntity)null, leviathanAxeEntity, SoundEvents.ITEM_TRIDENT_THROW, SoundCategory.PLAYERS, 1.0F, 1.0F);
                    if (!playerentity.abilities.isCreativeMode) {
                        playerentity.inventory.deleteStack(stack);
                    }
                }
            }
            playerentity.addStat(Stats.ITEM_USED.get(this));
        }
    }

    @Override
    public ActionResult<ItemStack> onItemRightClick(World worldIn, PlayerEntity playerIn, Hand handIn) {
        ItemStack itemstack = playerIn.getHeldItem(handIn);
        playerIn.setActiveHand(handIn);
        return ActionResult.resultConsume(itemstack);
    }

    @Override
    public boolean hitEntity(ItemStack stack, LivingEntity target, LivingEntity attacker) {
        FirestoneBlock.gainPotionEffects(target, NEGATIVE_EFFECTS, 40, 0);

        return super.hitEntity(stack, target, attacker);
    }
}