How to make Contact form7 submit and add to cart WooCommerce with one button?

Question

Web development

There is a shop on Woocommerce (on Wordpress). It is necessary to make sure that before clicking on the "Add to Cart" button, the user fills in the fields and attaches the file (Contact Form 7).
How to add a form submit to the add to cart button as well?
It is desirable that the form is submitted only after reCAPTCHA validation from Contact Form 7

Answer 1

it's easier to hang the add to cart on the submit button of the form