/home/kueuepay/public_html/vendor/brick/math/src/RoundingMode.php
<?php

declare(strict_types=1);

namespace Brick\Math;

/**
 * Specifies a rounding behavior for numerical operations capable of discarding precision.
 *
 * Each rounding mode indicates how the least significant returned digit of a rounded result
 * is to be calculated. If fewer digits are returned than the digits needed to represent the
 * exact numerical result, the discarded digits will be referred to as the discarded fraction
 * regardless the digits' contribution to the value of the number. In other words, considered
 * as a numerical value, the discarded fraction could have an absolute value greater than one.
 */
final class RoundingMode
{
    /**
     * Private constructor. This class is not instantiable.
     *
     * @codeCoverageIgnore
     */
    private function __construct()
    {
    }

    /**
     * Asserts that the requested operation has an exact result, hence no rounding is necessary.
     *
     * If this rounding mode is specified on an operation that yields a result that
     * cannot be represented at the requested scale, a RoundingNecessaryException is thrown.
     */
    public const UNNECESSARY = 0;

    /**
     * Rounds away from zero.
     *
     * Always increments the digit prior to a nonzero discarded fraction.
     * Note that this rounding mode never decreases the magnitude of the calculated value.
     */
    public const UP = 1;

    /**
     * Rounds towards zero.
     *
     * Never increments the digit prior to a discarded fraction (i.e., truncates).
     * Note that this rounding mode never increases the magnitude of the calculated value.
     */
    public const DOWN = 2;

    /**
     * Rounds towards positive infinity.
     *
     * If the result is positive, behaves as for UP; if negative, behaves as for DOWN.
     * Note that this rounding mode never decreases the calculated value.
     */
    public const CEILING = 3;

    /**
     * Rounds towards negative infinity.
     *
     * If the result is positive, behave as for DOWN; if negative, behave as for UP.
     * Note that this rounding mode never increases the calculated value.
     */
    public const FLOOR = 4;

    /**
     * Rounds towards "nearest neighbor" unless both neighbors are equidistant, in which case round up.
     *
     * Behaves as for UP if the discarded fraction is >= 0.5; otherwise, behaves as for DOWN.
     * Note that this is the rounding mode commonly taught at school.
     */
    public const HALF_UP = 5;

    /**
     * Rounds towards "nearest neighbor" unless both neighbors are equidistant, in which case round down.
     *
     * Behaves as for UP if the discarded fraction is > 0.5; otherwise, behaves as for DOWN.
     */
    public const HALF_DOWN = 6;

    /**
     * Rounds towards "nearest neighbor" unless both neighbors are equidistant, in which case round towards positive infinity.
     *
     * If the result is positive, behaves as for HALF_UP; if negative, behaves as for HALF_DOWN.
     */
    public const HALF_CEILING = 7;

    /**
     * Rounds towards "nearest neighbor" unless both neighbors are equidistant, in which case round towards negative infinity.
     *
     * If the result is positive, behaves as for HALF_DOWN; if negative, behaves as for HALF_UP.
     */
    public const HALF_FLOOR = 8;

    /**
     * Rounds towards the "nearest neighbor" unless both neighbors are equidistant, in which case rounds towards the even neighbor.
     *
     * Behaves as for HALF_UP if the digit to the left of the discarded fraction is odd;
     * behaves as for HALF_DOWN if it's even.
     *
     * Note that this is the rounding mode that statistically minimizes
     * cumulative error when applied repeatedly over a sequence of calculations.
     * It is sometimes known as "Banker's rounding", and is chiefly used in the USA.
     */
    public const HALF_EVEN = 9;
}
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"
}