How to make an additional markup in the Bitrix cart?

Question

1C-Bitrix

The item in the cart has a "Assembly" checkbox with a certain cost. If the check box is selected, then the price should be added to the cost of the order.

Answer 1

1. On click, add the product to the cart with the name 'Assembly Kitchen "Kitchen Name"' with a custom price.
2. On click, change the price of the product to custom.
https://github.com/sidigi/bitrix-info/wiki/%D0%94%...