<?php
/*
* Copyright 2012 Johannes M. Schmitt <schmittjoh@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
namespace PhpOption;
use ArrayIterator;
/**
* @template T
*
* @extends Option<T>
*/
final class Some extends Option
{
/** @var T */
private $value;
/**
* @param T $value
*/
public function __construct($value)
{
$this->value = $value;
}
/**
* @template U
*
* @param U $value
*
* @return Some<U>
*/
public static function create($value): self
{
return new self($value);
}
public function isDefined(): bool
{
return true;
}
public function isEmpty(): bool
{
return false;
}
public function get()
{
return $this->value;
}
public function getOrElse($default)
{
return $this->value;
}
public function getOrCall($callable)
{
return $this->value;
}
public function getOrThrow(\Exception $ex)
{
return $this->value;
}
public function orElse(Option $else)
{
return $this;
}
public function ifDefined($callable)
{
$this->forAll($callable);
}
public function forAll($callable)
{
$callable($this->value);
return $this;
}
public function map($callable)
{
return new self($callable($this->value));
}
public function flatMap($callable)
{
/** @var mixed */
$rs = $callable($this->value);
if (!$rs instanceof Option) {
throw new \RuntimeException('Callables passed to flatMap() must return an Option. Maybe you should use map() instead?');
}
return $rs;
}
public function filter($callable)
{
if (true === $callable($this->value)) {
return $this;
}
return None::create();
}
public function filterNot($callable)
{
if (false === $callable($this->value)) {
return $this;
}
return None::create();
}
public function select($value)
{
if ($this->value === $value) {
return $this;
}
return None::create();
}
public function reject($value)
{
if ($this->value === $value) {
return None::create();
}
return $this;
}
/**
* @return ArrayIterator<int, T>
*/
public function getIterator(): ArrayIterator
{
return new ArrayIterator([$this->value]);
}
public function foldLeft($initialValue, $callable)
{
return $callable($initialValue, $this->value);
}
public function foldRight($initialValue, $callable)
{
return $callable($this->value, $initialValue);
}
}
Get access token to initiates payment transaction.
generate-token
| Parameter | Type | Comments |
|---|---|---|
| client_id | string | Enter merchant API client/primary key |
| secret_id | string | Enter merchant API secret key |
| env | string | Enter merchant API environment |
| merchant_id | string | Enter merchant API merchant id |
Request Example (guzzle)
<?php
require_once('vendor/autoload.php');
$client = new \GuzzleHttp\Client();
$response = $client->request('POST', $base_url. 'v1/generate-token', [
'headers' => [
'accept' => 'application/json',
'content-type' => 'application/json',
],
'form_params' => [
'client_id' => '$client_id',
'secret_id' => 'secret_id',
'env' => 'env',
'merchant_id' => 'merchant_id',
],
]);
echo $response->getBody();
**Response: SUCCESS (200 OK)**
{
"message": {
"success": [
"Successfully token is generated"
]
},
"data": {
"token":"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
IyZmQzNDY1IiwidGFnIjoiIn0=",
},
"type": "success"
}
**Response: ERROR (400 FAILED)**
{
"message": {
"error": [
"Invalid credentials."
]
},
"data": null,
"type": "error"
}