Tweaking the integration of the website with delivery service API

Friends! Need help of the programmer)

the website with the page with the shopping risorio-tape.ru/checkout/

the site engine – wordpress

Last programmer did 80% of the work, but some things dont work. Need adjustment.

Its a rush job.

A programmer had a task:

1.To link our site with the fulfillment (service delivery) API. Setup guide – az.express/api/docs

2. To configure selectable points of the delivery Pickpoint. You need to make after choosing postmeta on the map information about him was passed down by Api in fulfillment.

Almost all zainteresovano, however, some things dont work. The programmer could not solve for months.

Do not work the following points:

- Item selection Postmeta works, but the information is not passed on the API website fulfillment

- Broke down the choice function payment to the courier in cash

- Not implemented transfer function of the order "at work".

To aid in the setup is the contacts of the programmer-side fulfillment.