WORDPRESS integration with Yandex the counter

Hello.

I have a website LANDING page with WORDPRESS by selling courses

You need to make so that on button click there is a form (Form must be in the style of the site, all show and tell) ordering and there:

1. Title

2. Item name/course (Items a maximum of 2? need the ability to add items)

3. Field name

4. The phone field (mandatory)

5. Field email (required for entry)

6. The field of coupon (if any).

6.1 the Coupons will be different discount (fixed Discount prices)

6.2 Texts for coupons we come up with

6.3 Insert them in a list. To create a special file where we will write the coupons, and what will be discount

6.4.If the user has a coupon, he enters and in the Grand total amount is displayed with the discount (taking into account the coupon)

6.5 If no coupon, then the amount is not vicecersa and remains whatever was default

7 the Total amount (with a coupon, if the coupon, or no coupon if the coupon is not widen)

8. The payment button and payment via Yandex the Cash register. After filling in all the forms polzovatel clicks checkout and gets to the payment page, Yandex Offices

Here is the scenario:

1. The user visits the website

2. Clicks the "Buy"button

3. Open popup with ormoy ordering example for a default amount of 1000 RUB.

4. Enters their data

5. Enters the coupon if you have (say for a discount of 500 rubles)

6. The total amount is recalculated and becomes to pay 1000 and 500 rubles with the discount coupon

7. Presses to pay

8. And already moving on Yandex cash, to pay 500 RUB.

9. Pays

10. And all data come to us in the mail

11. If the coupon is not entered then pays the cost of default (i.e., 1000 RUB.)