dishplanner/app/Http/Controllers/SubscriptionController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Laravel\Cashier\Cashier;
use Symfony\Component\HttpFoundation\Response;

class SubscriptionController extends Controller
{
    public function checkout(Request $request)
    {
        $planner = $request->user();

        if ($planner->subscribed()) {
            return redirect()->route('dashboard');
        }

        $plan = $request->input('plan', 'monthly');
        $priceId = $plan === 'yearly'
            ? env('STRIPE_PRICE_YEARLY')
            : env('STRIPE_PRICE_MONTHLY');

        return $planner->newSubscription('default', $priceId)
            ->checkout([
                'success_url' => route('subscription.success') . '?session_id={CHECKOUT_SESSION_ID}',
                'cancel_url' => route('subscription.index'),
            ]);
    }

    public function success(Request $request): RedirectResponse
    {
        $sessionId = $request->query('session_id');

        if ($sessionId) {
            $planner = $request->user();
            $session = Cashier::stripe()->checkout->sessions->retrieve($sessionId, [
                'expand' => ['subscription'],
            ]);

            if ($session->subscription && ! $planner->subscribed()) {
                $subscription = $session->subscription;

                $planner->subscriptions()->create([
                    'type' => 'default',
                    'stripe_id' => $subscription->id,
                    'stripe_status' => $subscription->status,
                    'stripe_price' => $subscription->items->data[0]->price->id ?? null,
                    'quantity' => $subscription->items->data[0]->quantity ?? 1,
                    'trial_ends_at' => $subscription->trial_end ? now()->setTimestamp($subscription->trial_end) : null,
                    'ends_at' => null,
                ]);
            }
        }

        return redirect()->route('dashboard')->with('success', 'Subscription activated!');
    }

    public function cancel(Request $request): RedirectResponse
    {
        $planner = $request->user();

        if (! $planner->subscribed()) {
            return back()->with('error', 'No active subscription found.');
        }

        $planner->subscription()->cancel();

        return back()->with('success', 'Subscription canceled. Access will continue until the end of your billing period.');
    }
}