// US02-03: Coaching-Rabatt direkt auf der Paketdetailseite, ohne Dialog.
"use strict";
(() => {
  const panel = document.querySelector("[data-base-price]");
  if (!panel) return;
  const select = panel.querySelector("select");
  const price = panel.querySelector("[data-price-output]");
  const summary = panel.querySelector("[data-discount-output]");
  const baseCents = Math.round(Number(panel.dataset.basePrice) * 100);
  const currency = new Intl.NumberFormat("de-DE", {
    style: "currency",
    currency: "EUR",
  });
  function updatePrice() {
    const rate = Number(select.value);
    const saving = Math.round((baseCents * rate) / 100);
    const total = baseCents - saving;
    price.textContent = currency.format(total / 100);
    summary.textContent = rate
      ? `${rate} % Coaching-Rabatt: Du sparst ${currency.format(saving / 100)}. Beispiel-Gesamtpreis: ${currency.format(total / 100)}.`
      : `Ohne Coaching-Rabatt: ${currency.format(baseCents / 100)} für das gesamte Paket.`;
  }
  select.addEventListener("change", updatePrice);
  updatePrice();
})();