Create Invoice

Create Invoice API Endpoint

POST https://payid19.com/api/v1/create_invoice

Requests

Parameters to be sent to the service are as follows:

Input Name Type Required Description
public_key String Yes your public key
private_key String Yes your private key
test Integer No, default null if the value is 1 it is a test invoice, if the value is null it is a live invoice
email String No Email or buyer.
merchant_id String No ID of merchant.
order_id String No ID of order.
customer_id Integer No ID of buyer.
price_amount Decimal Yes price of product

the price of product is under 0.4 USD will be added fee to price automaticallly

price_currency String No, default USD Currency (default: USD). Alternatively, you can set USD, EUR, GBP and other currencys, show all supported currencies
add_fee_to_price Integer no, default null if the value is 1 add fee to price

*when used, it increases erroneous transfers and decreases sales.

title String no title of invoice
description String no description of invoice
callback_url String no Merchant callback URL for payment result notification if payment success

result values is :private_key(for compare yours), id, email, merchant_id, order_id, customer_id, price_amount, price_currency, amount, amount_currency, add_fee_to_price, title, description, ref_url, cancel_url, success_url, callback_url, ip, test, created_at, expiration_date

Tries 3 times, once every 5 minutes, until it reaches HTTP code 200

cancel_url String no cancel url
success_url String no success url
expiration_date Integer no, default 6, max 6 expiration date hourly
margin_ratio Integer no We've seen people send a lot of underpaid amounts (usually under 1 USDd) as getting paid in crypto is a new payment method. The amount you write in this field is ignored and the payment is considered successful, even if it is missing. for example: if you type 1 (1 USDT) here and generate an invoice to receive payment of 5 USDT, the payment will be considered successful even if you receive 4 USDT, but your customer will be considered unsuccessful if the payment is 3.9 USDT (If you typed 2, 3.9 USDT would also be considered successful.)

Response

Parameters to be returned from the service are as follows:

Input Name Type Description
status String success or error
message String error message if status is error or invoice url if status is success

Sample Codes


Create Invoice Sample

<?php
$url= 'https://payid19.com/api/v1/create_invoice';

$post = [
'public_key' => 'yourpublickey',
'private_key' => 'yourprivatekey',
'email' => '[email protected]',
'price_amount' => 725,
'price_currency' => 'USD',
'merchant_id' => 5,
'order_id' => 11,
'customer_id' => 12,
'test' => 1,
'title' => 'title',
'description' => 'description',
'add_fee_to_price' => 1,
'cancel_url' => 'https://yourcancelurl',
'success_url' => 'https://yoursuccessurl',
'callback_url' => 'http://yourcallbackurl',
'expiration_date' => 6,
//'margin_ratio' => 1
];

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS,http_build_query($post));
$result = curl_exec($ch);
curl_close($ch); if(json_decode($result)->status=='error'){
//error
echo json_decode($result)->message[0];
}else{
//success
echo json_decode($result)->message;
}

Catch Callback Sample

<?php
$data = json_decode(file_get_contents('php://input')); //catch request data

if($data->privatekey!="your privatekey"){ //compare private keys
die;
}
....and the other things
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