/home/kueuepay/public_html/vendor/guzzlehttp/psr7/src/Query.php
<?php

declare(strict_types=1);

namespace GuzzleHttp\Psr7;

final class Query
{
    /**
     * Parse a query string into an associative array.
     *
     * If multiple values are found for the same key, the value of that key
     * value pair will become an array. This function does not parse nested
     * PHP style arrays into an associative array (e.g., `foo[a]=1&foo[b]=2`
     * will be parsed into `['foo[a]' => '1', 'foo[b]' => '2'])`.
     *
     * @param string   $str         Query string to parse
     * @param int|bool $urlEncoding How the query string is encoded
     */
    public static function parse(string $str, $urlEncoding = true): array
    {
        $result = [];

        if ($str === '') {
            return $result;
        }

        if ($urlEncoding === true) {
            $decoder = function ($value) {
                return rawurldecode(str_replace('+', ' ', (string) $value));
            };
        } elseif ($urlEncoding === PHP_QUERY_RFC3986) {
            $decoder = 'rawurldecode';
        } elseif ($urlEncoding === PHP_QUERY_RFC1738) {
            $decoder = 'urldecode';
        } else {
            $decoder = function ($str) {
                return $str;
            };
        }

        foreach (explode('&', $str) as $kvp) {
            $parts = explode('=', $kvp, 2);
            $key = $decoder($parts[0]);
            $value = isset($parts[1]) ? $decoder($parts[1]) : null;
            if (!array_key_exists($key, $result)) {
                $result[$key] = $value;
            } else {
                if (!is_array($result[$key])) {
                    $result[$key] = [$result[$key]];
                }
                $result[$key][] = $value;
            }
        }

        return $result;
    }

    /**
     * Build a query string from an array of key value pairs.
     *
     * This function can use the return value of `parse()` to build a query
     * string. This function does not modify the provided keys when an array is
     * encountered (like `http_build_query()` would).
     *
     * @param array     $params   Query string parameters.
     * @param int|false $encoding Set to false to not encode, PHP_QUERY_RFC3986
     *                            to encode using RFC3986, or PHP_QUERY_RFC1738
     *                            to encode using RFC1738.
     */
    public static function build(array $params, $encoding = PHP_QUERY_RFC3986): string
    {
        if (!$params) {
            return '';
        }

        if ($encoding === false) {
            $encoder = function (string $str): string {
                return $str;
            };
        } elseif ($encoding === PHP_QUERY_RFC3986) {
            $encoder = 'rawurlencode';
        } elseif ($encoding === PHP_QUERY_RFC1738) {
            $encoder = 'urlencode';
        } else {
            throw new \InvalidArgumentException('Invalid type');
        }

        $qs = '';
        foreach ($params as $k => $v) {
            $k = $encoder((string) $k);
            if (!is_array($v)) {
                $qs .= $k;
                $v = is_bool($v) ? (int) $v : $v;
                if ($v !== null) {
                    $qs .= '='.$encoder((string) $v);
                }
                $qs .= '&';
            } else {
                foreach ($v as $vv) {
                    $qs .= $k;
                    $vv = is_bool($vv) ? (int) $vv : $vv;
                    if ($vv !== null) {
                        $qs .= '='.$encoder((string) $vv);
                    }
                    $qs .= '&';
                }
            }
        }

        return $qs ? (string) substr($qs, 0, -1) : '';
    }
}
Initiate Payment

Initiate Payment

Initiates a new payment transaction.

Endpoint: POST create-order
Parameter Type Details
amount decimal Your Amount , Must be rounded at 2 precision.
currency string Currency Code, Must be in Upper Case (Alpha-3 code)
success_url string Enter your return or success URL
cancel_url string (optional) Enter your cancel or failed URL
                    
                        Request Example (guzzle)
                        

<?php
require_once('vendor/autoload.php');
$client = new \GuzzleHttp\Client();
$response = $client->request('POST', $base_url.'create-order', [
'headers' => [
  'Authorization' => 'Bearer '. $authorizationToken,
  'accept' => 'application/json',
  'content-type' => 'application/json',
 ],
'form_params' => [
  'amount' => '$amount',
  'currency' => 'currency',
  'success_url' => 'success_url',
  'cancel_url' => 'cancel_url',
 ],
]);
echo $response->getBody();
                    
                        
**Response: SUCCESS (200 OK)**
{
 "message": {
 "success": [
  "Order created successfully."
 ]
},
"data": {
 "redirect_url":"https://example.com/login/OISADFDFSDFSF",
 "order_details":{
 "amount" : "10",
 "fixed_charge" : 2,
 "percent_charge" : 1,
 "total_charge" : 3,
 "total_payable" : 13,
 "currency" : "USD",
 "expiry_time": "2024-04-25T06:48:35.984285Z",
 "success_url": "http://127.0.0.1/nfcpay/user/transaction/success",
 "cancel_url": "http://127.0.0.1/nfcpay/user/transaction/cancel"
}
},
"type": "success"
}
                    
                        
**Response: ERROR (400 FAILED)**
{
 "message": {
 "error": [
  "Invalid token."
 ]
},
"data": null,
"type": "error"
}