/* Conversations (Reamaze) widget — AppImpl loader */
(function () {
  var COOKIE_NAME = "cookie_terms_accepted";
  var pollTimer = null;
  var scriptEl = null;

  function hasCookieConsent() {
    return document.cookie.indexOf(COOKIE_NAME + "=") !== -1;
  }

  function loadReamazeScript(src) {
    if (typeof Reamaze !== "undefined" || scriptEl) return;
    scriptEl = document.createElement("script");
    scriptEl.type = "text/javascript";
    scriptEl.async = true;
    scriptEl.defer = true;
    scriptEl.src = src;
    var first = document.getElementsByTagName("script")[0];
    if (first && first.parentNode) {
      first.parentNode.insertBefore(scriptEl, first);
    } else {
      (document.head || document.body).appendChild(scriptEl);
    }
  }

  function waitForConsentThenLoad(src) {
    if (pollTimer) { clearInterval(pollTimer); pollTimer = null; }
    if (hasCookieConsent()) {
      loadReamazeScript(src);
      return;
    }
    pollTimer = setInterval(function () {
      if (hasCookieConsent()) {
        clearInterval(pollTimer);
        pollTimer = null;
        loadReamazeScript(src);
      }
    }, 1000);
  }

  function buildSupportConfig(settings, siteId) {
    var label = {
      text: settings["chat.prompt"] || "Let us know if you have any questions! 😊",
      mode: "notification",
      delay: 3,
      duration: 30,
      sound: true,
    };

    // Conversation starters → label.primary, primary2–primary5
    if (settings["chat.starter1"]) label.primary = settings["chat.starter1"];
    if (settings["chat.starter2"]) label.primary2 = settings["chat.starter2"];
    if (settings["chat.starter3"]) label.primary3 = settings["chat.starter3"];
    if (settings["chat.starter4"]) label.primary4 = settings["chat.starter4"];
    if (settings["chat.starter5"]) label.primary5 = settings["chat.starter5"];

    // Dismiss label → label.secondary
    if (settings["chat.dismiss"]) label.secondary = settings["chat.dismiss"];

    var config = {
      account: siteId,
      ui: {
        contactMode: "mixed",
        enableKb: "true",
        styles: {
          widgetColor: settings["chat.widgetColor"] || "#111827",
          gradient: true,
        },
        shoutboxFacesMode: "custom",
        widget: {
          icon: "webChat",
          delay: 10,
          allowBotProcessing: settings["chat.enableChatbots"] === false ? "false" : "true",
          label: label,
          position: (settings["chat.position"] || "bottom-right") === "bottom-right"
            ? { bottom: "35px", right: "22px" }
            : settings["chat.position"],
        },
        overrides: {},
        apps: {
          recentConversations: {},
          faq: { enabled: true },
        },
      },
      user: {
        authpath: "/m/api/reamaze/v2/customers/auth?brand=" + siteId,
      },
    };

    // Confirmation message (auto-reply)
    if (settings["chat.confirmationMessage"]) {
      config.ui.overrides.confirmationMessage = settings["chat.confirmationMessage"];
    }

    return config;
  }

  window.GDApps.register("conversations", {
    mount: function (ctx) {
      var settings = ctx.config.settings || {};
      var context = ctx.config.context || {};
      var siteId = context.siteId;

      // If chat is explicitly disabled, tear down any existing widget and bail
      if (settings["chat.enabled"] === false) {
        if (pollTimer) { clearInterval(pollTimer); pollTimer = null; }
        if (window._support && window._support.ui) {
          window._support.ui.widget = false;
        }

        if (typeof Reamaze !== "undefined") {
          Reamaze.reload();
        }

        return;
      }

      // Must have a siteId to function
      if (!siteId) return;

      var mode = context.mode || "live";
      var isEditor = mode === "edit" || mode === "preview";

      // In editor, cookie banner must be enabled — tear down if it was removed
      if (isEditor && !context.hasCookieBanner) {
        if (pollTimer) { clearInterval(pollTimer); pollTimer = null; }
        if (window._support && window._support.ui) {
          window._support.ui.widget = false;
        }
        if (typeof Reamaze !== "undefined") { Reamaze.reload(); }
        return;
      }

      var cdnDomain = settings["chat.cdnDomain"] || "cdn.reamaze.com";
      var reamazeSrc = "https://" + cdnDomain + "/assets/reamaze.js";

      window._support = buildSupportConfig(settings, siteId);

      // Mount the widget inside the app container so it lives within the
      // editor content area rather than at the document root.
      if (ctx.container) {
        window._support.ui.widget.mountTarget = ctx.container;
        window._support.ui.widget.mountPosition = isEditor ? 'absolute' : 'fixed';
      }

      if (isEditor) {
        window._support._preview = true;
        window._support.ui.widget.label = false;
      }

      // If Reamaze was already loaded (re-mount after settings change), reload it
      // with the updated _support config. On initial load Reamaze is undefined so
      // this is a no-op — no double flash.
      if (typeof Reamaze !== "undefined") {
        Reamaze.reload();
        return;
      }

      if (isEditor) {
        loadReamazeScript(reamazeSrc);
      } else {
        waitForConsentThenLoad(reamazeSrc);
      }
    },

    unmount: function () {
      if (pollTimer) {
        clearInterval(pollTimer);
        pollTimer = null;
      }
      // Signal Reamaze to shut down before removing its DOM
      if (typeof Reamaze !== "undefined" && window._support && window._support.ui) {
        window._support.ui.widget = false;
        Reamaze.reload();
      }
      if (scriptEl && scriptEl.parentNode) {
        scriptEl.parentNode.removeChild(scriptEl);
        scriptEl = null;
      }
      var container = document.getElementById("reamazejs-container");
      if (container) container.parentNode.removeChild(container);
      try { delete window._support; } catch (e) { window._support = undefined; }
    },
  });
})();