Magazin E-commerce

// Checkout handler · E-commerce · Web Advance

class CheckoutManager {
  constructor() {
    this.cart    = CartStore.getItems();
    this.stripe  = Stripe(STRIPE_PUBLIC_KEY);
    this.discount = 0;
  }

  calcTotal() {
    const subtotal = this.cart
      .reduce((sum, item) =>
        sum + item.price * item.qty, 0
      );
    const tax   = subtotal * 0.20; // TVA 20%
    const total = subtotal + tax - this.discount;
    return { subtotal, tax, total };
  }

  async processPayment(formData) {
    const { total } = this.calcTotal();

    // Crează Payment Intent pe server
    const res = await fetch('/api/create-payment-intent', {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({
        amount: Math.round(total * 100),
        currency: 'mdl',
        metadata: { orderId: generateOrderId() }
      })
    });

    const { clientSecret } = await res.json();

    // Confirmă plata prin Stripe Elements
    const result = await this.stripe.confirmCardPayment(
      clientSecret, {
        payment_method: {
          card: this.cardElement,
          billing_details: formData
        }
      }
    );

    if (result.error) throw result.error;
    return result.paymentIntent;
  }
}