refactoring

Author: Mostafa Kamal

src/StripeCheckout.php

@@ -7,23 +7,66 @@
  * @copyright Kawsar Soft. (http://kawsarsoft.com)
  */
 
-use Stripe\Stripe;
-use Stripe\Token;
-use Stripe\Charge;
 use Stripe\Checkout\Session;
+use Stripe\Stripe;
+use Stripe\Refund;
+use Stripe\Customer;
 use Config;
 
 class StripeCheckout
 {
+    /**
+     * Checkout Currency
+     * @var string length 3 and lowercase
+     */
     private $currency = 'usd';
+
+    /**
+     * Checkout description
+     * @var string
+     */
     private $description = 'Stripe payment checkout by lara-stripe';
+
+    /**
+     * Checkout products data
+     * @var array
+     */
     private $products = [];
+
+    /**
+     * Secret key
+     * @var string
+     */
     private $secretKey;
+
+    /**
+     * Public key
+     * @var string
+     */
     private $publicKey;
+
+    /**
+     * Checkout success url
+     * @var string
+     */
     private $successURI;
+
+    /**
+     * Checkout cancel url
+     * @var string
+     */
     private $cancelURI;
+
+    /**
+     * Checkout ref ex: product id , payment id, card id similar.
+     * @var string
+     */
     private $referenceKey;
 
+    private $checkoutData = [];
+
+    private $isFuture = false;
+
     public function __construct()
     {
         if(config::get('lara-stripe.driver') === 'config') {
@@ -95,6 +138,12 @@ public function products($data)
         }
         return $this;
     }
+
+    public function future()
+    {
+        $this->isFuture = true;
+        return $this;
+    }
     /**
      * Get session id and public key
      *
@@ -112,28 +161,38 @@ public function getSession()
 
         try {
             Stripe::setApiKey($this->secretKey);
-            if (is_array($this->products) && sizeof($this->products) > 0) {
-                $session = Session::create([
-                  'payment_method_types' => ['card'],
-                  'line_items' => $this->products,
-                  'success_url' => $this->successURI,
-                  'cancel_url' => $this->cancelURI,
-                  'client_reference_id' => $this->referenceKey,
-
-                ]);
+            $this->checkoutData['payment_method_types'] = ['card'];
+            $this->checkoutData['success_url'] = $this->successURI;
+            $this->checkoutData['cancel_url'] = $this->cancelURI;
+            $this->checkoutData['client_reference_id'] = $this->referenceKey;
+            if (is_array($this->products) && (sizeof($this->products) > 0) && (!$this->isFuture)) {
+                $this->checkoutData['line_items'] = $this->products;
+                $session = Session::create($this->checkoutData);
+                $output =  [
+                    'sid' => $session->id,
+                    'pkey' => $this->publicKey
+                ];
+                return (object) $output;
+            }
+            // https://stripe.com/docs/payments/checkout/collecting
+            if ($this->isFuture) {
+                $this->checkoutData['mode'] = 'setup';
+                $session = Session::create($this->checkoutData);
                 $output =  [
                     'sid' => $session->id,
                     'pkey' => $this->publicKey
                 ];
                 return (object) $output;
             }
+
+
         } catch (\Exception $e) {
             return (object)['isError' => 'true','message'=> $e->getMessage()];
         }
     }
 
     /**
-     * Retrieve session.
+     * Retrieve session (checkout).
      *
      * @param string $sessionToken
      * @return object $infos
@@ -147,7 +206,42 @@ public function retrieve($sessionToken)
         } catch (\Exception $e) {
             return (object)['isError' => 'true','message'=> $e->getMessage()];
         }
+    }
 
+    /**
+     * Checkout refund
+     * Store payment_intent when checkout success in DB.
+     * @param  string $payment_intent get from database
+     * @return object
+     */
+    public function refund($payment_intent)
+    {
+        try {
+            Stripe::setApiKey($this->secretKey);
+            $intent = \Stripe\PaymentIntent::retrieve($payment_intent);
+            $re = \Stripe\Refund::create([
+              'charge' => $intent->charges->data[0]->id
+            ]);
+            return $re;
+        } catch (\Exception $e) {
+            return (object)['isError' => 'true','message'=> $e->getMessage()];
+        }
+    }
+
+    public function storeFuture($session)
+    {
+        try{
+            $dummyCard = 'tok_amex';
+            Stripe::setApiKey($this->secretKey);
+            $sessionData = $this->retrieve($session);
+            $r = \Stripe\SetupIntent::retrieve($sessionData->setup_intent);
+            $customer = Customer::create(['source'=>$dummyCard]);
+            $payment_method = \Stripe\PaymentMethod::retrieve($r->payment_method);
+            $payment_method->attach(['customer' => $customer->id]);
+            return (object) ['customer' => $payment_method->customer,'ref'=>$sessionData->client_reference_id];
+        } catch (\Exception $e) {
+            return (object)['isError' => 'true','message'=> $e->getMessage()];
+        }
 
     }
 }