use constants for subscriptions

src/Entities/Subscription.php

@@ -15,33 +15,34 @@
 
 namespace D3\KlicktippPhpClient\Entities;
 
+use D3\KlicktippPhpClient\Resources\SubscriptionProcess;
 use Doctrine\Common\Collections\ArrayCollection;
 
 class Subscription extends ArrayCollection
 {
     public function getListId(): string
     {
-        return $this->get('listid') ?? '';
+        return $this->get(SubscriptionProcess::LISTID) ?? '';
     }
 
     public function getName(): string
     {
-        return $this->get('name') ?? '';
+        return $this->get(SubscriptionProcess::NAME) ?? '';
     }
 
     public function getPendingUrl(): string
     {
-        return $this->get('pendingurl') ?? '';
+        return $this->get(SubscriptionProcess::PENDINGURL) ?? '';
     }
 
     public function getThankyouUrl(): string
     {
-        return $this->get('thankyouurl') ?? '';
+        return $this->get(SubscriptionProcess::THANKYOUURL) ?? '';
     }
 
     public function useSingleOptin(): bool
     {
-        return $this->get('usesingleoptin');
+        return $this->get(SubscriptionProcess::USE_SINGLE_OPTIN);
     }
 
     public function useDoubleOptin(): bool
@@ -51,11 +52,11 @@ class Subscription extends ArrayCollection
 
     public function resendConfirmationEmail(): bool
     {
-        return $this->get('resendconfirmationemail');
+        return $this->get(SubscriptionProcess::RESEND_CONFIRMATION_EMAIL);
     }
 
     public function useChangeEmail(): bool
     {
-        return $this->get('usechangeemail');
+        return $this->get(SubscriptionProcess::USE_CHANGE_EMAIL);
     }
 }

src/Resources/SubscriptionProcess.php

@@ -22,6 +22,15 @@ use GuzzleHttp\RequestOptions;
 
 class SubscriptionProcess extends Model
 {
+    public const LISTID = 'listid';
+    public const NAME = 'name';
+    public const PENDINGURL = 'pendingurl';
+    public const THANKYOUURL = 'thankyouurl';
+    public const USE_SINGLE_OPTIN = 'usesingleoptin';
+    public const RESEND_CONFIRMATION_EMAIL = 'resendconfirmationemail';
+    public const USE_CHANGE_EMAIL = 'usechangeemail';
+    public const PARAM_EMAIL = 'email';
+
     /**
      * @throws BaseException
      */
@@ -58,7 +67,7 @@ class SubscriptionProcess extends Model
             'list.json',
             [
                 RequestOptions::FORM_PARAMS => array_filter([
-                    'name' => trim($name ?? ''),
+                    self::NAME => trim($name ?? ''),
                 ]),
             ]
         );
@@ -77,7 +86,7 @@ class SubscriptionProcess extends Model
                 'list/'.urlencode(trim($listId)).'.json',
                 [
                     RequestOptions::FORM_PARAMS => array_filter([
-                        'name' => trim($name ?? ''),
+                        self::NAME => trim($name ?? ''),
                     ]),
                 ]
             )
@@ -95,8 +104,8 @@ class SubscriptionProcess extends Model
                 'list/redirect.json',
                 [
                     RequestOptions::FORM_PARAMS => [
-                        'listid'    => trim($listId),
-                        'email'     => trim($email),
+                        self::LISTID        => trim($listId),
+                        self::PARAM_EMAIL   => trim($email),
                     ],
                 ]
             )

tests/integration/Resources/SubscriptionProcessTest.php

@@ -93,21 +93,21 @@ class SubscriptionProcessTest extends IntegrationTestCase
     public static function getDataProvider(): Generator
     {
         yield 'success' => [new Response(200, [], '{
-            "listid": "470370",
-            "name": "name 1",
-            "pendingurl": "",
-            "thankyouurl": "",
-            "usesingleoptin": false,
-            "resendconfirmationemail": false,
-            "usechangeemail": false
+            "'.SubscriptionProcess::LISTID.'": "470370",
+            "'.SubscriptionProcess::NAME.'": "name 1",
+            "'.SubscriptionProcess::PENDINGURL.'": "",
+            "'.SubscriptionProcess::THANKYOUURL.'": "",
+            "'.SubscriptionProcess::USE_SINGLE_OPTIN.'": false,
+            "'.SubscriptionProcess::RESEND_CONFIRMATION_EMAIL.'": false,
+            "'.SubscriptionProcess::USE_CHANGE_EMAIL.'": false
         }'), new Subscription([
-            "listid"    => "470370",
-            "name"      => "name 1",
-            "pendingurl" => "",
-            "thankyouurl" => "",
-            "usesingleoptin" => false,
-            "resendconfirmationemail" => false,
-            "usechangeemail" => false,
+            SubscriptionProcess::LISTID    => "470370",
+            SubscriptionProcess::NAME      => "name 1",
+            SubscriptionProcess::PENDINGURL => "",
+            SubscriptionProcess::THANKYOUURL => "",
+            SubscriptionProcess::USE_SINGLE_OPTIN => false,
+            SubscriptionProcess::RESEND_CONFIRMATION_EMAIL => false,
+            SubscriptionProcess::USE_CHANGE_EMAIL => false,
         ])];
         yield 'unknown id' => [new Response(404, [], '["Kein Opt-In-Prozess mit dieser ID."]'), null, true];
         yield 'access denied' => [new Response(403, [], '["API Zugriff verweigert"]'), null, true];