(function () {
  const header = document.querySelector("[data-header]");
  const toggle = document.querySelector(".nav-toggle");
  if (toggle && header) {
    toggle.addEventListener("click", () => {
      const open = header.classList.toggle("is-open");
      toggle.setAttribute("aria-expanded", open ? "true" : "false");
    });
  }

  const path = location.pathname.replace(/index\.html$/, "");
  document.querySelectorAll(".site-nav a[href]").forEach((a) => {
    const href = a.getAttribute("href");
    if (!href || href === "/") return;
    if (path === href || path.startsWith(href)) a.setAttribute("aria-current", "page");
  });

  const dialog = document.getElementById("product-drawer");
  if (dialog) {
    document.querySelectorAll("[data-product]").forEach((btn) => {
      btn.addEventListener("click", () => {
        const d = JSON.parse(btn.getAttribute("data-product"));
        dialog.querySelector("[data-d-img]").src = d.image;
        dialog.querySelector("[data-d-img]").alt = d.name;
        dialog.querySelector("[data-d-name]").textContent = d.name;
        dialog.querySelector("[data-d-blurb]").textContent = d.blurb || "";
        const link = dialog.querySelector("[data-d-recipe]");
        if (d.recipe) {
          link.hidden = false;
          link.href = "/recepten/" + d.recipe + "/";
        } else {
          link.hidden = true;
        }
        dialog.showModal();
      });
    });
    dialog.querySelector(".drawer-close").addEventListener("click", () => dialog.close());
    dialog.addEventListener("click", (e) => {
      if (e.target === dialog) dialog.close();
    });
  }

  const form = document.querySelector("[data-mailto]");
  if (form) {
    form.addEventListener("submit", (e) => {
      e.preventDefault();
      const fd = new FormData(form);
      const subject = encodeURIComponent(fd.get("onderwerp") || "Bericht via cucinafood.nl");
      const lines = [];
      fd.forEach((v, k) => {
        if (k !== "onderwerp") lines.push(k + ": " + v);
      });
      const body = encodeURIComponent(lines.join("\n"));
      location.href = "mailto:info@cucinafood.nl?subject=" + subject + "&body=" + body;
    });
  }

  const root = document.querySelector("[data-finder]");
  if (!root) return;

  const input = root.querySelector("input[type=search]");
  const out = root.querySelector("[data-results]");
  const status = root.querySelector("[data-status]");
  let stores = [];

  const norm = (s) =>
    (s || "")
      .toLowerCase()
      .normalize("NFD")
      .replace(/[\u0300-\u036f]/g, "")
      .replace(/['’`]/g, "");

  function search(q) {
    q = norm(q).trim();
    if (q.length < 2) return [];
    const hits = [];
    for (const s of stores) {
      const blob = norm([s.city, s.address, s.id, s.label].join(" "));
      if (blob.includes(q)) hits.push(s);
      if (hits.length >= 40) break;
    }
    return hits;
  }

  function render(hits, q) {
    if (q.trim().length < 2) {
      status.textContent = "Typ een plaats of postcode. We tonen geen muur van adressen.";
      out.innerHTML = "";
      return;
    }
    if (!hits.length) {
      status.textContent = "Geen winkels voor “" + q + "”. Probeer een stad, zoals Amsterdam of Gent.";
      out.innerHTML = "";
      return;
    }
    status.textContent = hits.length + (hits.length === 40 ? "+" : "") + " winkels bij “" + q + "”";
    out.innerHTML = hits
      .map((s) => {
        const maps = s.maps
          ? s.maps
          : "https://www.google.com/maps/search/?api=1&query=" +
            encodeURIComponent(s.address + " " + s.city);
        return (
          "<li><div><strong>" +
          s.city +
          "</strong><small>" +
          s.address +
          "</small></div><a class='btn' href='" +
          maps +
          "' target='_blank' rel='noopener'>Maps</a></li>"
        );
      })
      .join("");
  }

  fetch("/data/stores.json")
    .then((r) => r.json())
    .then((data) => {
      stores = data;
      const start = new URLSearchParams(location.search).get("q") || "";
      if (start) input.value = start;
      render(search(input.value), input.value);
    })
    .catch(() => {
      status.textContent = "De winkellijst kon niet geladen worden.";
    });

  let t;
  input.addEventListener("input", () => {
    clearTimeout(t);
    t = setTimeout(() => render(search(input.value), input.value), 80);
  });
  root.querySelector("form").addEventListener("submit", (e) => {
    e.preventDefault();
    render(search(input.value), input.value);
  });
})();