// public/js/pageControls.js
// Controlli della pagina Galleria

(() => {
  "use strict";

  function initializeProtectedPage() {
    const authLoader = document.getElementById("authLoader");
    const app = document.getElementById("app");

    const isAuthenticated =
      window.AppAuth &&
      typeof window.AppAuth.isLoggedIn === "function" &&
      window.AppAuth.isLoggedIn();

    console.log("[AUTH CHECK]", {
      authenticated: isAuthenticated,
      token: sessionStorage.getItem("token"),
      user: window.AppAuth?.getUser?.(),
    });

    if (!isAuthenticated) {
      sessionStorage.removeItem("token");
      window.location.replace("/login?redirect=/");
      return false;
    }

    document.body.classList.add("authenticated");

    if (authLoader) {
      authLoader.style.display = "none";
    }

    if (app) {
      app.style.display = "block";
    }

    return true;
  }

  function initializeConfigButton() {
    const configButton = document.getElementById("configBtn");

    if (!configButton) {
      return;
    }

    configButton.addEventListener("click", () => {
      window.location.href = "/admin.html";
    });
  }

  function initializeModeToggle() {
    const modeToggle = document.getElementById("modeToggle");

    if (!modeToggle) {
      console.error("[modeToggle] Pulsante non trovato");
      return;
    }

    function normalizeMode(mode) {
      return mode === "activities" ? "activities" : "photos";
    }

    function updateModeUI(mode) {
      const safeMode = normalizeMode(mode);

      document.body.classList.remove("photos", "activities");
      document.body.classList.add(safeMode);

      if (safeMode === "photos") {
        modeToggle.textContent = "📷";
        modeToggle.setAttribute("aria-label", "Passa alle attività");
        modeToggle.title = "Passa alle attività";
      } else {
        modeToggle.textContent = "🏃";
        modeToggle.setAttribute("aria-label", "Passa alle foto");
        modeToggle.title = "Passa alle foto";
      }
    }

    modeToggle.addEventListener("click", async () => {
      const currentMode = normalizeMode(window.state?.mode);
      const nextMode = currentMode === "photos" ? "activities" : "photos";

      modeToggle.disabled = true;

      try {
        window.closeBottomSheet?.();
        window.closeActivityModal?.();
        window.closeInfoPanel?.();

        if (typeof window.setGalleryMode === "function") {
          window.setGalleryMode(nextMode);
        } else {
          window.state ??= {};
          window.state.mode = nextMode;
          window.loadLocalState?.();
        }

        updateModeUI(nextMode);

        if (typeof window.progressiveSync === "function") {
          await window.progressiveSync(nextMode);
        }

        window.refreshGallery?.();

        const mapDiv = document.getElementById("globalMap");

        if (mapDiv?.classList.contains("open")) {
          window.redrawGlobalMap?.();
        }

        updateModeUI(window.state?.mode || nextMode);
      } catch (error) {
        console.error("[modeToggle] Errore cambio modalità:", error);
        updateModeUI(window.state?.mode || "photos");
      } finally {
        modeToggle.disabled = false;
      }
    });

    updateModeUI(window.state?.mode || "photos");
  }

function initializeTerrainButton() {
  const btn = document.getElementById("terrain3dBtn");

  if (!btn) {
    return;
  }

  btn.addEventListener("click", async () => {
    try {
      await window.MapTerrain3D?.toggle();

      btn.classList.toggle(
        "active",
        window.MapTerrain3D?.enabled?.() === true
      );
    } catch (err) {
      console.error("[Terrain3D]", err);
    }
  });
}

window.updateTerrainButton = function(enabled) {
  const btn = document.getElementById("terrain3dBtn");
  if (!btn) return;

  btn.classList.toggle("active", enabled);

  btn.textContent = enabled ? "🗺️" : "🏔️";
  btn.title = enabled
    ? "Torna alla mappa 2D"
    : "Apri Terrain 3D";
};

  function initializeDeletedToggle() {
    const checkbox = document.getElementById("showDeleted");
    const toggleButton = document.getElementById("showDeletedBtn");

    if (!checkbox || !toggleButton) {
      console.error("[showDeleted] Checkbox o pulsante non trovato");
      return;
    }

    function updateDeletedToggleUI() {
      const showDeleted = checkbox.checked;

      // Occhio barrato: cancellate nascoste.
      // Occhio libero: cancellate visibili.
      toggleButton.classList.toggle("is-hidden", !showDeleted);
      toggleButton.classList.toggle("is-visible", showDeleted);

      toggleButton.setAttribute("aria-pressed", String(showDeleted));
      toggleButton.setAttribute(
        "aria-label",
        showDeleted
          ? "Nascondi elementi cancellati"
          : "Mostra elementi cancellati",
      );

      toggleButton.title = showDeleted
        ? "Elementi cancellati visibili"
        : "Elementi cancellati nascosti";
    }

    toggleButton.addEventListener("click", () => {
      checkbox.checked = !checkbox.checked;

      // gallery.js ascolta change, salva la preferenza e aggiorna la galleria.
      checkbox.dispatchEvent(
        new Event("change", {
          bubbles: true,
        }),
      );

      updateDeletedToggleUI();
    });

    checkbox.addEventListener("change", updateDeletedToggleUI);

    // gallery.js ripristina prima il valore salvato in localStorage.
    setTimeout(updateDeletedToggleUI, 0);
  }

  function initializeEruda() {
    if (window.eruda && typeof window.eruda.init === "function") {
      window.eruda.init();
    }
  }

  function initializePageControls() {
    const authenticated = initializeProtectedPage();

    if (!authenticated) {
      return;
    }

    initializeConfigButton();
    initializeModeToggle();
    initializeDeletedToggle();
    initializeTerrainButton();
    initializeEruda();
  }

  if (document.readyState === "loading") {
    document.addEventListener("DOMContentLoaded", initializePageControls, {
      once: true,
    });
  } else {
    initializePageControls();
  }
})();