document.addEventListener("DOMContentLoaded", () => {
  const cards = Array.from(document.querySelectorAll(".download-card"));

  function toast(message) {
    const t = document.createElement("div");
    t.className = "dl-toast";
    t.textContent = message;
    Object.assign(t.style, {
      position: "fixed",
      right: "1rem",
      bottom: "1rem",
      background: "rgba(2,6,23,0.9)",
      color: "#fff",
      padding: "0.6rem 0.9rem",
      borderRadius: "6px",
      boxShadow: "0 6px 20px rgba(2,6,23,0.5)",
      zIndex: 9999,
    });
    document.body.appendChild(t);
    setTimeout(() => t.remove(), 2200);
  }

  cards.forEach((card) => {
    const key = `fws:download:${card.dataset.key}`;
    const btn = card.querySelector(".download-btn");
    const copyBtn = card.querySelector(".copy-btn");
    const editBtn = card.querySelector(".edit-btn");

    function setLink(url) {
      if (!url) url = "#";
      btn.href = url;
      btn.dataset.link = url;
      copyBtn.dataset.link = url;
      localStorage.setItem(key, url);
    }

    const stored = localStorage.getItem(key);
    if (stored) {
      setLink(stored);
    }

    editBtn.addEventListener("click", () => {
      const current = localStorage.getItem(key) || "";
      const value = window.prompt("Collez l'URL de téléchargement pour ce fichier:", current);
      if (value === null) return;
      const trimmed = value.trim();
      setLink(trimmed);
      toast("Lien enregistré");
    });

    copyBtn.addEventListener("click", async () => {
      const link = copyBtn.dataset.link || btn.href || "";
      if (!link || link === "#") {
        toast("Aucun lien défini — utilisez 'Modifier le lien'");
        return;
      }
      try {
        await navigator.clipboard.writeText(link);
        toast("Lien copié dans le presse-papiers");
      } catch (e) {
        window.prompt("Copiez manuellement ce lien:", link);
      }
    });

    btn.addEventListener("click", (ev) => {
      const href = btn.getAttribute("href") || "";
      if (!href || href === "#") {
        ev.preventDefault();
        toast("Aucun lien configuré — cliquez sur 'Modifier le lien' pour en ajouter un");
      }
    });
  });
});