Add placeholder methods for Authorize, Custom & PayPalExpress

app/PaymentDrivers/AuthorizePaymentDriver.php

@@ -143,4 +143,15 @@ class AuthorizePaymentDriver extends BaseDriver
 
         return $this->payment_method->tokenBilling($cgt, $payment_hash);
     }
+
+    /**
+     * Detach payment method from Authorize.net.
+     * 
+     * @param \App\Models\ClientGatewayToken $token 
+     * @return void 
+     */
+    public function detach(ClientGatewayToken $token)
+    {
+        // Authorize.net doesn't support this feature.
+    }
 }

app/PaymentDrivers/CustomPaymentDriver.php

@@ -75,4 +75,15 @@ class CustomPaymentDriver extends BaseDriver
     public function processPaymentResponse($request)
     {
     }
+
+    /**
+     * Detach payment method from custom payment driver.
+     * 
+     * @param \App\Models\ClientGatewayToken $token 
+     * @return void 
+     */
+    public function detach(ClientGatewayToken $token)
+    {
+        // Driver doesn't support this feature.
+    }
 }

app/PaymentDrivers/PayPalExpressPaymentDriver.php

@@ -322,4 +322,15 @@ class PayPalExpressPaymentDriver extends BasePaymentDriver
             'code' => $response->getData()['L_ERRORCODE0'],
         ];
     }
+
+    /**
+     * Detach payment method from PayPal.
+     * 
+     * @param \App\Models\ClientGatewayToken $token 
+     * @return void 
+     */
+    public function detach(ClientGatewayToken $token)
+    {
+        // PayPal doesn't support this feature.
+    }
 }