Implement Checkout

resources/views/checkout.blade.php

@@ -0,0 +1,25 @@
+<!-- Create a button that your customers click to complete their purchase. Customize the styling to suit your branding. -->
+<button
+    style="background-color:#6772E5;color:#FFF;padding:8px 12px;border:0;border-radius:4px;font-size:1em"
+    id="checkout-{{ $sessionId }}"
+    role="link"
+>
+    {{ $label }}
+</button>
+
+<div id="error-message"></div>
+
+<script>
+    var checkoutButton = document.getElementById('checkout-{{ $sessionId }}');
+
+    checkoutButton.addEventListener('click', function () {
+        // When the customer clicks on the button, redirect them to Checkout.
+        Stripe('{{ $stripeKey }}').redirectToCheckout({
+            sessionId: '{{ $sessionId }}'
+        }).then(function (result) {
+            // If `redirectToCheckout` fails due to a browser or network
+            // error, display the localized error message to your customer
+            // using `result.error.message`.
+        });
+    });
+</script>

src/Checkout.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace Laravel\Cashier;
+
+use Stripe\Checkout\Session;
+use Illuminate\Support\Facades\View;
+
+class Checkout
+{
+    /**
+     * @var \Illuminate\Database\Eloquent\Model
+     */
+    protected $owner;
+
+    /**
+     * @var \Stripe\Checkout\Session
+     */
+    protected $session;
+
+    /**
+     * Create a new Checkout instance.
+     *
+     * @param  \Illuminate\Database\Eloquent\Model  $owner
+     * @param  \Stripe\Checkout\Session  $session
+     * @return void
+     */
+    public function __construct($owner, Session $session)
+    {
+        $this->owner = $owner;
+        $this->session = $session;
+    }
+
+    /**
+     * Get the View instance for the button.
+     *
+     * @param  string  $label
+     * @param  array  $options
+     * @return \Illuminate\Contracts\View\View
+     */
+    public function button($label = 'Checkout', array $options = [])
+    {
+        return View::make('cashier::checkout', array_merge($options, [
+            'label' => $label,
+            'stripeKey' => Cashier::stripeKey(),
+            'sessionId' => $this->session->id,
+        ]));
+    }
+
+    /**
+     * @return \Stripe\Checkout\Session
+     */
+    public function asStripeCheckoutSession()
+    {
+        return $this->session;
+    }
+}

src/SubscriptionBuilder.php

@@ -4,6 +4,7 @@
 
 use Carbon\Carbon;
 use DateTimeInterface;
+use Stripe\Checkout\Session;
 use Laravel\Cashier\Exceptions\SubscriptionCreationFailed;
 
 class SubscriptionBuilder
@@ -226,6 +227,36 @@ public function create($token = null, array $options = [])
         ]);
     }
 
+    /**
+     * Begin a new Checkout Session.
+     *
+     * @param  array  $options
+     * @return \Laravel\Cashier\Checkout
+     */
+    public function checkout(array $options = [])
+    {
+        $customer = $this->getStripeCustomer(null, $options);
+
+        $session = Session::create([
+            'customer' => $customer->id,
+            'success_url' => route('cashier.checkout.success'),
+            'cancel_url' => route('cashier.checkout.cancelled'),
+            'payment_method_types' => ['card'],
+            'subscription_data' => [
+                'items' => [
+                    [
+                        'plan' => $this->plan,
+                        'quantity' => $this->quantity,
+                    ],
+                ],
+                'metadata' => $this->metadata,
+                'trial_end' => $this->getTrialEndForPayload(),
+            ],
+        ], Cashier::stripeOptions());
+
+        return new Checkout($customer, $session);
+    }
+
     /**
      * Get the Stripe customer instance for the current user and token.
      *