vuefilemanager/app/Http/Controllers/User/SubscriptionController.php

<?php

namespace App\Http\Controllers\User;

use App\Http\Controllers\Controller;
use App\Http\Requests\Subscription\StoreUpgradeAccountRequest;
use App\Http\Resources\UserSubscription;
use App\Invoice;
use App\Services\PaymentService;
use App\Services\StripeService;
use Auth;
use Cartalyst\Stripe\Exception\CardErrorException;
use Illuminate\Contracts\Routing\ResponseFactory;
use Illuminate\Http\Request;
use Laravel\Cashier\Exceptions\IncompletePayment;
use Symfony\Component\HttpKernel\Exception\HttpException;

class SubscriptionController extends Controller
{
    private $stripe;

    /**
     * SubscriptionController constructor.
     * @param $payment
     */
    public function __construct(StripeService $stripe)
    {
        $this->stripe = $stripe;
    }

    /**
     * Generate setup intent
     *
     * @return \Stripe\SetupIntent
     */
    public function stripe_setup_intent()
    {
        // Get user
        $user = Auth::user();

        // Create stripe customer if not exist
        $user->createOrGetStripeCustomer();

        // Return setup intent
        return $user->createSetupIntent();
    }

    public function show()
    {
        return new UserSubscription(
            Auth::user()
        );
    }

    /**
     * Upgrade account to subscription
     *
     * @param StoreUpgradeAccountRequest $request
     * @return ResponseFactory|\Illuminate\Http\Response
     */
    public function upgrade(StoreUpgradeAccountRequest $request)
    {
        // Get user
        $user = Auth::user();

        // Get requested plan
        $plan = $this->stripe->getPlan($request->input('plan.data.id'));

        // Set user billing
        $user->setBilling($request->input('billing'));

        // Make subscription
        $this->stripe->createOrReplaceSubscription($request, $user);

        // Update user storage limit
        $user->settings()->update([
            'storage_capacity' => $plan['product']['metadata']['capacity']
        ]);

        // Store invoice
        Invoice::create(get_invoice_data($user, $plan, 'stripe'));

        return response('Done!', 204);
    }

    /**
     * Cancel Subscription
     *
     * @return ResponseFactory|\Illuminate\Http\Response
     */
    public function cancel()
    {
        // Cancel subscription
        Auth::user()->subscription('main')->cancel();

        return response('Done!', 204);
    }

    /**
     * Resume Subscription
     *
     * @return ResponseFactory|\Illuminate\Http\Response
     */
    public function resume()
    {
        // Resume subscription
        Auth::user()->subscription('main')->resume();

        return response('Done!', 204);
    }
}