/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set sts=2 sw=2 et tw=80: */
"use strict";

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

const {PromiseTestUtils} = ChromeUtils.import("resource://testing-common/PromiseTestUtils.jsm", null);
PromiseTestUtils.whitelistRejectionsGlobally(/Message manager disconnected/);

add_task(async function setup() {
  await SpecialPowers.pushPrefEnv({
    set: [["extensions.webextensions.themes.enabled", true]],
  });
});

add_task(async function test_management_themes() {
  const TEST_ID = "test_management_themes@tests.mozilla.com";

  let theme = ExtensionTestUtils.loadExtension({
    manifest: {
      "name": "Simple theme test",
      "version": "1.0",
      "description": "test theme",
      "theme": {
        "images": {
          "headerURL": "image1.png",
        },
      },
    },
    files: {
      "image1.png": BACKGROUND,
    },
    useAddonManager: "temporary",
  });

  async function background(TEST_ID) {
    browser.management.onInstalled.addListener(info => {
      if (info.name == TEST_ID) {
        return;
      }
      browser.test.log(`${info.name} was installed`);
      browser.test.assertEq(info.type, "theme", "addon is theme");
      browser.test.sendMessage("onInstalled", info.name);
    });
    browser.management.onDisabled.addListener(info => {
      browser.test.log(`${info.name} was disabled`);
      browser.test.assertEq(info.type, "theme", "addon is theme");
      browser.test.sendMessage("onDisabled", info.name);
    });
    browser.management.onEnabled.addListener(info => {
      browser.test.log(`${info.name} was enabled`);
      browser.test.assertEq(info.type, "theme", "addon is theme");
      browser.test.sendMessage("onEnabled", info.name);
    });
    browser.management.onUninstalled.addListener(info => {
      browser.test.log(`${info.name} was uninstalled`);
      browser.test.assertEq(info.type, "theme", "addon is theme");
      browser.test.sendMessage("onUninstalled", info.name);
    });

    async function getAddon(type) {
      let addons = await browser.management.getAll();
      let themes = addons.filter(addon => addon.type === "theme");
      // We get the 3 built-in themes plus the lwt and our addon.
      browser.test.assertEq(5, themes.length, "got expected addons");
      // We should also get our test extension.
      let testExtension = addons.find(addon => { return addon.id === TEST_ID; });
      browser.test.assertTrue(!!testExtension,
                              `The extension with id ${TEST_ID} was returned by getAll.`);
      let found;
      for (let addon of themes) {
        browser.test.assertEq(addon.type, "theme", "addon is theme");
        if (type == "theme" && addon.id.includes("temporary-addon")) {
          found = addon;
        } else if (type == "enabled" && addon.enabled) {
          found = addon;
        }
      }
      return found;
    }

    browser.test.onMessage.addListener(async (msg) => {
      let theme = await getAddon("theme");
      browser.test.assertEq(theme.description, "test theme", "description is correct");
      browser.test.assertTrue(theme.enabled, "theme is enabled");
      await browser.management.setEnabled(theme.id, false);

      theme = await getAddon("theme");

      browser.test.assertTrue(!theme.enabled, "theme is disabled");
      let addon = getAddon("enabled");
      browser.test.assertTrue(addon, "another theme was enabled");

      await browser.management.setEnabled(theme.id, true);
      theme = await getAddon("theme");
      addon = await getAddon("enabled");
      browser.test.assertEq(theme.id, addon.id, "theme is enabled");

      browser.test.sendMessage("done");
    });
  }

  let extension = ExtensionTestUtils.loadExtension({
    manifest: {
      applications: {
        gecko: {
          id: TEST_ID,
        },
      },
      name: TEST_ID,
      permissions: ["management"],
    },
    background: `(${background})("${TEST_ID}")`,
    useAddonManager: "temporary",
  });
  await extension.startup();

  // Test LWT
  LightweightThemeManager.currentTheme = {
    id: "lwt@personas.mozilla.org",
    version: "1",
    name: "Bling",
    description: "SO MUCH BLING!",
    author: "Pixel Pusher",
    homepageURL: "http://mochi.test:8888/data/index.html",
    headerURL: "http://mochi.test:8888/data/header.png",
    previewURL: "http://mochi.test:8888/data/preview.png",
    iconURL: "http://mochi.test:8888/data/icon.png",
    textcolor: Math.random().toString(),
    accentcolor: Math.random().toString(),
  };
  is(await extension.awaitMessage("onInstalled"), "Bling", "LWT installed");
  is(await extension.awaitMessage("onEnabled"), "Bling", "LWT enabled");

  await theme.startup();
  is(await extension.awaitMessage("onInstalled"), "Simple theme test", "webextension theme installed");
  is(await extension.awaitMessage("onDisabled"), "Bling", "LWT disabled");
  // no enabled event when installed.

  extension.sendMessage("test");
  is(await extension.awaitMessage("onEnabled"), "Default", "default enabled");
  is(await extension.awaitMessage("onDisabled"), "Simple theme test", "addon disabled");
  is(await extension.awaitMessage("onEnabled"), "Simple theme test", "addon enabled");
  is(await extension.awaitMessage("onDisabled"), "Default", "default disabled");
  await extension.awaitMessage("done");

  await Promise.all([
    theme.unload(),
    extension.awaitMessage("onUninstalled"),
  ]);

  is(await extension.awaitMessage("onEnabled"), "Default", "default enabled");
  await extension.unload();
});