Pay

curl https://sandbox3.payture.com/api/Pay \
  -X POST \
  -H "Content-Type: application/x-www-form-urlencoded" \
  -d Key=Merchant \
  -d Amount=12480 \
  -d OrderId=5f63838d-fb03-00c6-c890-c67cfc1c54ea \
  --data-urlencode "PayInfo=PAN=4111111111100031;EMonth=12;EYear=22;CardHolder=Ivan Ivanov;SecureCode=123;OrderId=5f63838d-fb03-00c6-c890-c67cfc1c54ea;Amount=12480" \
  --data-urlencode "CustomFields=IP=241.22.197.12;Product=Ticket"

<?php
$payInfo = http_build_query([
    'PAN'        => '4111111111100031',
    'EMonth'     => '12',
    'EYear'      => '22',
    'CardHolder' => 'Ivan Ivanov',
    'SecureCode' => '123',
    'OrderId'    => '5f63838d-fb03-00c6-c890-c67cfc1c54ea',
    'Amount'     => '12480',
], '', ';');

$customFields = http_build_query([
    'IP'      => '241.22.197.12',
    'Product' => 'Ticket',
], '', ';');

$data = http_build_query([
    'Key'          => 'Merchant',
    'Amount'       => '12480',
    'OrderId'      => '5f63838d-fb03-00c6-c890-c67cfc1c54ea',
    'PayInfo'      => $payInfo,
    'CustomFields' => $customFields,
]);

$ch = curl_init('https://sandbox3.payture.com/api/Pay');
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$response = curl_exec($ch);
curl_close($ch);

echo $response;

const payInfo = new URLSearchParams({
  PAN: '4111111111100031',
  EMonth: '12',
  EYear: '22',
  CardHolder: 'Ivan Ivanov',
  SecureCode: '123',
  OrderId: '5f63838d-fb03-00c6-c890-c67cfc1c54ea',
  Amount: '12480',
}).toString().replace(/&/g, ';');

const customFields = new URLSearchParams({
  IP: '241.22.197.12',
  Product: 'Ticket',
}).toString().replace(/&/g, ';');

const body = new URLSearchParams({
  Key: 'Merchant',
  Amount: '12480',
  OrderId: '5f63838d-fb03-00c6-c890-c67cfc1c54ea',
  PayInfo: payInfo,
  CustomFields: customFields,
});

const res = await fetch('https://sandbox3.payture.com/api/Pay', {
  method: 'POST',
  headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
  body,
});

console.log(await res.text());

import requests
from urllib.parse import urlencode

pay_info = urlencode({
    'PAN': '4111111111100031',
    'EMonth': '12',
    'EYear': '22',
    'CardHolder': 'Ivan Ivanov',
    'SecureCode': '123',
    'OrderId': '5f63838d-fb03-00c6-c890-c67cfc1c54ea',
    'Amount': '12480',
}).replace('&', ';')

custom_fields = urlencode({
    'IP': '241.22.197.12',
    'Product': 'Ticket',
}).replace('&', ';')

response = requests.post(
    'https://sandbox3.payture.com/api/Pay',
    data={
        'Key': 'Merchant',
        'Amount': '12480',
        'OrderId': '5f63838d-fb03-00c6-c890-c67cfc1c54ea',
        'PayInfo': pay_info,
        'CustomFields': custom_fields,
    },
)

print(response.text)

using System.Net.Http;
using System.Collections.Generic;
using System.Threading.Tasks;

var payInfo = string.Join(";", new[]
{
    "PAN=4111111111100031",
    "EMonth=12",
    "EYear=22",
    "CardHolder=Ivan Ivanov",
    "SecureCode=123",
    "OrderId=5f63838d-fb03-00c6-c890-c67cfc1c54ea",
    "Amount=12480",
});

var customFields = string.Join(";", new[]
{
    "IP=241.22.197.12",
    "Product=Ticket",
});

var form = new Dictionary<string, string>
{
    ["Key"]          = "Merchant",
    ["Amount"]       = "12480",
    ["OrderId"]      = "5f63838d-fb03-00c6-c890-c67cfc1c54ea",
    ["PayInfo"]      = payInfo,
    ["CustomFields"] = customFields,
};

using var client = new HttpClient();
var response = await client.PostAsync(
    "https://sandbox3.payture.com/api/Pay",
    new FormUrlEncodedContent(form));

Console.WriteLine(await response.Content.ReadAsStringAsync());