Select card from saved cards, if not create a new card Before Payment in Laravel Cashier.
Note: Just Charging the $N amount, N can be different for next time checkout.
Step 1: List of Saved Cards, if not create a new one.
Step 2: Choose Card
Step 3: Checkout the payment.
$defaultCard = $user->defaultCard(); // Default Card
$cards = $user->cards(); //List of Cards
//Make current source as default
$customer = \Stripe\Customer::retrieve(($request->stripe_id));
$customer->default_source = $request->card_token;
$customer->save();
// Now charge customer
$charge = \Stripe\Charge::create([
'amount' => $amount,
'currency' => 'usd',
'customer' => $customer->id,
]);