/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";

const EXPORTED_SYMBOLS = ["SpecialMessageActions"];

const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
const { XPCOMUtils } = ChromeUtils.import(
  "resource://gre/modules/XPCOMUtils.jsm"
);

XPCOMUtils.defineLazyModuleGetters(this, {
  AddonManager: "resource://gre/modules/AddonManager.jsm",
  UITour: "resource:///modules/UITour.jsm",
  FxAccounts: "resource://gre/modules/FxAccounts.jsm",
  MigrationUtils: "resource:///modules/MigrationUtils.jsm",
});

const SpecialMessageActions = {
  /**
   * loadAddonIconInURLBar - load addons-notification icon by displaying
   * box containing addons icon in urlbar. See Bug 1513882
   *
   * @param  {Browser} browser browser element for showing addons icon
   */
  loadAddonIconInURLBar(browser) {
    if (!browser) {
      return;
    }
    const chromeDoc = browser.ownerDocument;
    let notificationPopupBox = chromeDoc.getElementById(
      "notification-popup-box"
    );
    if (!notificationPopupBox) {
      return;
    }
    if (
      notificationPopupBox.style.display === "none" ||
      notificationPopupBox.style.display === ""
    ) {
      notificationPopupBox.style.display = "block";
    }
  },

  /**
   *
   * @param {Browser} browser The revelant Browser
   * @param {string} url URL to look up install location
   * @param {string} telemetrySource Telemetry information to pass to getInstallForURL
   */
  async installAddonFromURL(browser, url, telemetrySource = "amo") {
    try {
      this.loadAddonIconInURLBar(browser);
      const aUri = Services.io.newURI(url);
      const systemPrincipal = Services.scriptSecurityManager.getSystemPrincipal();

      // AddonManager installation source associated to the addons installed from activitystream's CFR
      // and RTAMO (source is going to be "amo" if not configured explicitly in the message provider).
      const telemetryInfo = { source: telemetrySource };
      const install = await AddonManager.getInstallForURL(aUri.spec, {
        telemetryInfo,
      });
      await AddonManager.installAddonFromWebpage(
        "application/x-xpinstall",
        browser,
        systemPrincipal,
        install
      );
    } catch (e) {
      Cu.reportError(e);
    }
  },

  /**
   * Processes "Special Message Actions", which are definitions of behaviors such as opening tabs
   * installing add-ons, or focusing the awesome bar that are allowed to can be triggered from
   * Messaging System interactions.
   *
   * @param {{type: string, data?: any}} action User action defined in message JSON.
   * @param browser {Browser} The browser most relvant to the message.
   */
  async handleAction(action, browser) {
    const window = browser.ownerGlobal;
    switch (action.type) {
      case "SHOW_MIGRATION_WIZARD":
        MigrationUtils.showMigrationWizard(window, [
          MigrationUtils.MIGRATION_ENTRYPOINT_NEWTAB,
        ]);
        break;
      case "OPEN_PRIVATE_BROWSER_WINDOW":
        // Forcefully open about:privatebrowsing
        window.OpenBrowserWindow({ private: true });
        break;
      case "OPEN_URL":
        window.openLinkIn(
          Services.urlFormatter.formatURL(action.data.args),
          action.data.where || "current",
          {
            private: false,
            triggeringPrincipal: Services.scriptSecurityManager.createNullPrincipal(
              {}
            ),
            csp: null,
          }
        );
        break;
      case "OPEN_ABOUT_PAGE":
        let aboutPageURL = new URL(`about:${action.data.args}`);
        if (action.data.entrypoint) {
          aboutPageURL.search = action.data.entrypoint;
        }
        window.openTrustedLinkIn(aboutPageURL.toString(), "tab");
        break;
      case "OPEN_PREFERENCES_PAGE":
        window.openPreferences(
          action.data.category || action.data.args,
          action.data.entrypoint && {
            urlParams: { entrypoint: action.data.entrypoint },
          }
        );
        break;
      case "OPEN_APPLICATIONS_MENU":
        UITour.showMenu(window, action.data.args);
        break;
      case "HIGHLIGHT_FEATURE":
        const highlight = await UITour.getTarget(window, action.data.args);
        if (highlight) {
          await UITour.showHighlight(window, highlight, "none", {
            autohide: true,
          });
        }
        break;
      case "INSTALL_ADDON_FROM_URL":
        await this.installAddonFromURL(
          browser,
          action.data.url,
          action.data.telemetrySource
        );
        break;
      case "PIN_CURRENT_TAB":
        let tab = browser.selectedTab;
        browser.pinTab(tab);
        window.ConfirmationHint.show(tab, "pinTab", {
          showDescription: true,
        });
        break;
      case "SHOW_FIREFOX_ACCOUNTS":
        const url = await FxAccounts.config.promiseConnectAccountURI(
          (action.data && action.data.entrypoint) || "snippets"
        );
        // We want to replace the current tab.
        window.openLinkIn(url, "current", {
          private: false,
          triggeringPrincipal: Services.scriptSecurityManager.createNullPrincipal(
            {}
          ),
          csp: null,
        });
        break;
      case "OPEN_PROTECTION_PANEL":
        let { gProtectionsHandler } = window;
        gProtectionsHandler.showProtectionsPopup({});
        break;
      case "OPEN_PROTECTION_REPORT":
        window.gProtectionsHandler.openProtections();
        break;
      case "OPEN_AWESOME_BAR":
        window.gURLBar.search("");
        break;
      default:
        throw new Error(
          `Special message action with type ${action.type} is unsupported.`
        );
    }
  },
};