Stable Release (#4)

* Minor improvements in the documentation and trk

* Improve documentation about the Response

* Improve refund transaction funcitonality

* Version bump for stable release

* Code optimization

README.md

@@ -2,7 +2,7 @@
 
 ## Overview
 
-This repository contains the open source PHP SDK that allows you to integrate quickly with the SumUp's ecommerce [API](https://developer.sumup.com/rest-api) endpoints. As a transport layer it support cURL or [GuzzleHttp](https://packagist.org/packages/guzzlehttp/guzzle) but they are not required if you provide your own.
+This repository contains the open source PHP SDK that allows you to integrate quickly with the SumUp's [API](https://developer.sumup.com/rest-api) endpoints.
 
 ## Installation
 
@@ -12,20 +12,19 @@ The SumUp eCom PHP SDK can be installed with [Composer](https://getcomposer.org/
 composer require sumup/sumup-ecom-php-sdk
 ```
 
-> **Note:** This version of the SumUp SDK for PHP requires PHP 5.6 or greater.
-
 ## Basic usage
 
 ```php
 try {
     $sumup = new \SumUp\SumUp([
-        'app_id' => 'YOUR-CLIENT-ID',
+        'app_id'     => 'YOUR-CLIENT-ID',
         'app_secret' => 'YOUR-CLIENT-SECRET',
-        'code' => 'YOUR-AUTHORIZATION-CODE'
+        'code'       => 'YOUR-AUTHORIZATION-CODE'
     ]);
     $checkoutService = $sumup->getCheckoutService();
-    $checkoutResponse = $checkoutService->create($config);
-//  use the variable $checkoutResponse
+    $checkoutResponse = $checkoutService->create($amount, $currency, $checkoutRef, $payToEmail);
+    $checkoutId = $checkoutResponse->getBody()->id;
+//  pass the $chekoutId to the front-end to be processed
 } catch (\SumUp\Exceptions\SumUpAuthenticationException $e) {
     echo 'Authentication error: ' . $e->getMessage();
 } catch (\SumUp\Exceptions\SumUpResponseException $e) {

composer.json

@@ -3,7 +3,7 @@
     "description": "SumUp eCom SDK for PHP",
     "type": "library",
     "license": "proprietary",
-    "version": "1.0.0-rc.2",
+    "version": "1.0.0",
     "keywords": ["sumup", "sdk", "payment processing", "ecommerce", "payment", "checkout"],
     "homepage": "https://developer.sumup.com",
     "authors": [

docs/README.md

@@ -9,6 +9,7 @@ Here is the API reference for the SumUp Ecommerce SDK for PHP.
 | [\SumUp\SumUp](https://github.com/sumup/sumup-ecom-php-sdk/blob/master/docs/reference/SumUp.md) | The main object that helps tie all the SDK components together. |
 | [\SumUp\Application\ApplicationConfiguration](https://github.com/sumup/sumup-ecom-php-sdk/blob/master/docs/reference/ApplicationConfiguration.md) | An entity that represents all the application's configurations. |
 | [\SumUp\Authentication\AccessToken](https://github.com/sumup/sumup-ecom-php-sdk/blob/master/docs/reference/AccessToken.md) | An entity that represents an access token. |
+| [\SumUp\HttpClients\Response](https://github.com/sumup/sumup-ecom-php-sdk/blob/master/docs/reference/Response.md) | The response object that every service returns. |
 
 ## Services
 
@@ -25,7 +26,6 @@ Here is the API reference for the SumUp Ecommerce SDK for PHP.
 
 | Class name | Description |
 |---	     |---	       |
-| [\SumUp\HttpClients\Response]() | The response object that every service returns. |
 | [\SumUp\HttpClients\SumUpCUrlClient]() | The HTTP client for managing cURL requests. |
 | [\SumUp\HttpClients\SumUpGuzzleHttpClient]() | The HTTP client for managing [Guzzle HTTP](https://packagist.org/packages/guzzlehttp/guzzle) requests. |
 | [\SumUp\HttpClients\HttpClientsFactory]() | The factory class that creates HTTP clients. | -->

docs/reference/Response.md

@@ -0,0 +1,23 @@
+# Response for the SumUp Ecommerce SDK for PHP
+
+## \SumUp\HttpClients\Response
+
+The `\SumUp\HttpClients\Response` object is the main object that is returned from every successful service call.
+
+## Instance Methods
+
+### getHttpResponseCode()
+
+```php
+public function getHttpResponseCode(): int
+```
+
+Returns the HTTP response code.
+
+### getBody()
+
+```php
+public function getBody(): mixed
+```
+
+Returns different object according to the service's response.

docs/reference/Transactions.md

@@ -77,7 +77,7 @@ Returns a `\SumUp\HttpClients\Response` or throws an exception.
 Refunds a transaction partially or fully depending on the `amount`.
 
 ```php
-public function refund(string $transactionId, float $amount): \SumUp\HttpClients\Response
+public function refund(string $transactionId, float $amount = null): \SumUp\HttpClients\Response
 ```
 
 Returns a `\SumUp\HttpClients\Response` or throws an exception.

src/SumUp/Services/Transactions.php

@@ -154,7 +154,7 @@ public function getTransactionHistory($filters = [])
      * Refund a transaction partially or fully.
      *
      * @param $transactionId
-     * @param $amount
+     * @param null $amount
      *
      * @return \SumUp\HttpClients\Response
      *
@@ -164,17 +164,17 @@ public function getTransactionHistory($filters = [])
      * @throws \SumUp\Exceptions\SumUpAuthenticationException
      * @throws \SumUp\Exceptions\SumUpSDKException
      */
-    public function refund($transactionId, $amount)
+    public function refund($transactionId, $amount = null)
     {
         if (empty($transactionId)) {
             throw new SumUpArgumentException(ExceptionMessages::getMissingParamMsg('transaction id'));
         }
-        if (empty($amount)) {
-            throw new SumUpArgumentException(ExceptionMessages::getMissingParamMsg('amount'));
+        $payload = [];
+        if (!empty($amount)) {
+            $payload = [
+                'amount' => $amount
+            ];
         }
-        $payload = [
-            'amount' => $amount
-        ];
         $path = '/v0.1/me/refund/' . $transactionId;
         $headers = array_merge(Headers::getStandardHeaders(), Headers::getAuth($this->accessToken));
         return $this->client->send('POST', $path, $payload, $headers);

src/SumUp/Utils/Headers.php

@@ -56,8 +56,7 @@ public static function getAuth(AccessToken $accessToken)
      */
     public static function getTrk()
     {
-        $version = self::getProjectVersion();
-        return ['X-SDK' => 'PHP/v' . $version];
+        return ['X-SDK' => 'PHP-SDK/v' . self::getProjectVersion() . ' PHP/v' . phpversion()];
     }
 
     /**