butterfly; mobinteract

/** Handles butterflies saving given flowers. */
    public InteractionResult mobInteract(Player player, InteractionHand hand) {
        Item item = player.getItemInHand(hand).getItem();
        ItemStack stack = item.getDefaultInstance();

        if (stack.is(ItemTags.FLOWERS)) {
            this.setSavedFlower(Block.byItem(item));

            // Success Particle
            if (this.level.isClientSide) {
                for (int i = 0; i < 7; ++i) {
                    double d = this.random.nextGaussian() * 0.02D;
                    this.level.addParticle(ParticleTypes.HAPPY_VILLAGER, this.getRandomX(1.0D), this.getRandomY() + 0.5D, this.getRandomZ(1.0D), d, d, d);
                }
            }
            return InteractionResult.SUCCESS;
        } else {
            return InteractionResult.PASS;
        }
    }