AV Paywall Master Control

curl -X POST https://pay.av91.online/api/v1/payment/create \
  -H "Content-Type: application/json" \
  -d '{
    "amount": 10.00,
    "currency": "USD",
    "payment_method": "khpay",
    "operator_id": "op_market_888865",
    "order_id": "MARKET_ORD_1001",
    "description": "Item Selling on Marketplace",
    "return_url": "https://yourmarket.com/orders/success"
  }'

# Available payment_method options:
# "khpay"          -> ABA KHQR & Bakong QR
# "khmer_system"  -> Khmer System ABA PayWay
# "stripe"        -> Stripe Card Checkout (Visa/Mastercard)
# "nowpayments"   -> Web3 Crypto (USDT TRC20, BTC, ETH)

<?php
$payload = [
  'amount' => 15.50,
  'currency' => 'USD',
  'payment_method' => 'khpay', // 'khpay', 'khmer_system', 'stripe', or 'nowpayments'
  'operator_id' => 'op_market_888865', // Operator earns 20% cut
  'order_id' => 'CART_' . uniqid(),
  'description' => 'Online Store Item Checkout',
  'customer_email' => 'client@store.com'
];

$ch = curl_init('https://pay.av91.online/api/v1/payment/create');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($payload));
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);
$response = json_decode(curl_exec($ch), true);
curl_close($ch);

if ($response['success']) {
  $checkoutUrl = $response['data']['payment_url'];
  $qrString    = $response['data']['qr_string'];
  $operatorCut = $response['data']['operator_cut']; // e.g. 20% = $3.10
  header("Location: " . $checkoutUrl);
  exit;
}

import requests

payload = {
    "amount": 25.00,
    "currency": "USD",
    "payment_method": "stripe", # Or "khpay", "khmer_system", "nowpayments"
    "operator_id": "op_market_888865",
    "order_id": "PY_ORD_88219",
    "description": "Premium Digital Asset",
    "return_url": "https://myapp.com/download"
}

resp = requests.post("https://pay.av91.online/api/v1/payment/create", json=payload)
data = resp.json()

if data.get("success"):
    payment_url = data["data"]["payment_url"]
    operator_earning = data["data"]["operator_earning"] # 20% = $5.00
    print("Redirect client to:", payment_url)

# Poll or query transaction payment status
curl "https://pay.av91.online/api/v1/payment/check?order_id=ORDER_123456"

# Response JSON:
{
  "success": true,
  "paid": true,
  "status": "PAID",
  "data": {
    "order_id": "ORDER_123456",
    "amount": 10.00,
    "payment_method": "khpay",
    "operator_id": "op_market_888865",
    "cut_percent": 20.00,
    "operator_earning": 2.00,
    "admin_fee": 8.00,
    "paid_at": "2026-10-21 13:45:00"
  }
}