How to programmatically send an order to Evotor?

Question

PHP

There is a self-written program (website) for the seller. There is an online cash desk Evotor.
How to connect them so that the seller clicks the button to place an order, and it is automatically processed at the checkout.

Answer 1

Evotor has a public api and documentation, see the appropriate method for sending an order)
https://api.evotor.ru/docs/#

Answer 2

in the general case, google the 54-fz name cms
Bitrix was the first to make its decision.
For a self-written one, you can start getting acquainted with kkmserver.ru and then look at similar solutions.

Answer 3

My application has an API for this
https://market.evotor.ru/store/apps/be3d1983-1b36-...