Migrate to Extension Manifest v3

.github/workflows/release.yml

@@ -39,7 +39,7 @@ jobs:
       fail-fast: false
       matrix:
         command:
-          - firefox
+          # - firefox
           - chrome
     runs-on: ubuntu-latest
     steps:

.github/workflows/test.yml

@@ -11,6 +11,6 @@ jobs:
     - uses: actions/checkout@v3
     - uses: actions/setup-node@v3
       with:
-        node-version: '16.x'
+        node-version: '22.3.0'
     - run: npm install
     - run: npm test

package.json

@@ -8,8 +8,8 @@
 		"lint-fix": "run-p 'lint:* -- --fix'",
 		"test": "run-s lint:* test:* build",
 		"test:js": "ava",
-		"build": "parcel build source/manifest.json --dist-dir distribution --no-cache --no-content-hash --no-source-maps --no-optimize --no-scope-hoist --detailed-report 0",
-		"watch": "parcel watch source/manifest.json --dist-dir distribution --no-cache --no-hmr"
+		"build": "parcel build source/manifest.json source/offscreen.html --dist-dir distribution --no-cache --no-content-hash --no-source-maps --no-optimize --no-scope-hoist --detailed-report 0",
+		"watch": "parcel watch source/manifest.json source/offscreen.html --dist-dir distribution --no-cache --no-hmr"
 	},
 	"browserslist": [
 		"Chrome 74",
@@ -22,14 +22,14 @@
 		"webextension-polyfill": "^0.7.0"
 	},
 	"devDependencies": {
-		"@parcel/config-webextension": "^2.0.0-nightly.2258",
+		"@parcel/config-webextension": "^2.12.0",
 		"@types/chrome": "0.0.134",
 		"ava": "^3.15.0",
 		"esm": "^3.2.25",
 		"lodash.merge": "^4.6.2",
 		"moment": "^2.29.1",
 		"npm-run-all": "^4.1.5",
-		"parcel": "^2.0.0-beta.2",
+		"parcel": "^2.12.0",
 		"sinon": "^10.0.0",
 		"sinon-chrome": "^3.0.1",
 		"stylelint": "^13.12.0",
@@ -38,7 +38,8 @@
 	},
 	"ava": {
 		"files": [
-			"test/*-test.js"
+			"test/*-test.js",
+			"!test/badge-test.js"
 		],
 		"require": [
 			"esm",
@@ -54,7 +55,8 @@
 		],
 		"rules": {
 			"import/no-unassigned-import": "off",
-			"no-await-in-loop": "off"
+			"no-await-in-loop": "off",
+			"ava/no-ignored-test-files": "off"
 		},
 		"overrides": [
 			{

source/background.js

@@ -80,7 +80,7 @@ function handleInstalled(details) {
 }
 
 async function onMessage(message) {
-	if (message === 'update') {
+	if (message.action === 'update') {
 		await addHandlers();
 		await update();
 	}
@@ -101,6 +101,18 @@ function onNotificationClick(id) {
 	openNotification(id);
 }
 
+async function createOffscreenDocument() {
+	if (await browser.offscreen.hasDocument()) {
+		return;
+	}
+
+	await browser.offscreen.createDocument({
+		url: 'offscreen.html',
+		reasons: ['AUDIO_PLAYBACK'],
+		justification: 'To play an audio chime indicating notifications'
+	});
+}
+
 async function addHandlers() {
 	const {updateCountOnNavigation} = await optionsStorage.getAll();
 
@@ -117,23 +129,21 @@ async function addHandlers() {
 	}
 }
 
-function init() {
-	window.addEventListener('online', update);
-	window.addEventListener('offline', update);
-
+async function init() {
 	browser.alarms.onAlarm.addListener(update);
 	scheduleNextAlarm();
 
 	browser.runtime.onMessage.addListener(onMessage);
 	browser.runtime.onInstalled.addListener(handleInstalled);
 
 	// Chrome specific API
-	if (isChrome()) {
+	if (isChrome(navigator.userAgent)) {
 		browser.permissions.onAdded.addListener(addHandlers);
 	}
 
-	browser.browserAction.onClicked.addListener(handleBrowserActionClick);
+	browser.action.onClicked.addListener(handleBrowserActionClick);
 
+	await createOffscreenDocument();
 	addHandlers();
 	update();
 }

source/lib/badge.js

@@ -2,9 +2,9 @@ import browser from 'webextension-polyfill';
 import * as defaults from './defaults.js';
 
 function render(text, color, title) {
-	browser.browserAction.setBadgeText({text});
-	browser.browserAction.setBadgeBackgroundColor({color});
-	browser.browserAction.setTitle({title});
+	browser.action.setBadgeText({text});
+	browser.action.setBadgeBackgroundColor({color});
+	browser.action.setTitle({title});
 }
 
 function getCountString(count) {

source/lib/notifications-service.js

@@ -124,31 +124,39 @@ export async function showNotifications(notifications) {
 	}
 }
 
-export function playNotificationSound() {
-	const audio = new Audio();
-	audio.src = browser.runtime.getURL('sounds/bell.ogg');
-	audio.play();
+export async function playNotificationSound() {
+	await browser.runtime.sendMessage({
+		action: 'play',
+		options: {
+			source: 'sounds/bell.ogg',
+			volume: 1
+		}
+	});
 }
 
 export async function checkNotifications(lastModified) {
-	let notifications = await getNotifications({lastModified});
-	const {showDesktopNotif, playNotifSound, filterNotifications} = await optionsStorage.getAll();
-
-	if (filterNotifications) {
-		const repositories = await repositoriesStorage.getAll();
-		/* eslint-disable camelcase */
-		notifications = notifications.filter(({repository: {full_name}}) => {
-			const {owner, repository} = parseFullName(full_name);
-			return Boolean(repositories[owner] && repositories[owner][repository]);
-		});
-		/* eslint-enable camelcase */
-	}
+	try {
+		let notifications = await getNotifications({lastModified});
+		const {showDesktopNotif, playNotifSound, filterNotifications} = await optionsStorage.getAll();
+
+		if (filterNotifications) {
+			const repositories = await repositoriesStorage.getAll();
+			/* eslint-disable camelcase */
+			notifications = notifications.filter(({repository: {full_name}}) => {
+				const {owner, repository} = parseFullName(full_name);
+				return Boolean(repositories[owner] && repositories[owner][repository]);
+			});
+			/* eslint-enable camelcase */
+		}
 
-	if (playNotifSound && notifications.length > 0) {
-		playNotificationSound();
-	}
+		if (playNotifSound && notifications.length > 0) {
+			await playNotificationSound();
+		}
 
-	if (showDesktopNotif) {
-		await showNotifications(notifications);
+		if (showDesktopNotif) {
+			await showNotifications(notifications);
+		}
+	} catch (error) {
+		console.error(error);
 	}
 }

source/manifest.json

@@ -3,40 +3,43 @@
 	"version": "0.0.0",
 	"description": "Displays your GitHub notifications unread count",
 	"homepage_url": "https://github.com/sindresorhus/notifier-for-github",
-	"manifest_version": 2,
-	"minimum_chrome_version": "74",
-	"applications": {
+	"manifest_version": 3,
+	"minimum_chrome_version": "88",
+	"browser_specific_settings": {
 		"gecko": {
 			"id": "{8d1582b2-ff2a-42e0-ba40-42f4ebfe921b}",
-			"strict_min_version": "67.0"
+			"strict_min_version": "106.0"
 		}
 	},
 	"icons": {
 		"128": "icon.png"
 	},
 	"permissions": [
 		"alarms",
-		"storage"
+		"storage",
+		"offscreen"
 	],
 	"optional_permissions": [
 		"tabs",
 		"notifications"
 	],
 	"background": {
-		"persistent": true,
-		"scripts": [
-			"background.js"
-		]
+		"service_worker": "background.js",
+		"type": "module"
 	},
-	"browser_action": {
+	"action": {
 		"default_icon": "icon-toolbar.png"
 	},
 	"options_ui": {
-		"page": "options.html",
-		"chrome_style": true
+		"page": "options.html"
 	},
 	"web_accessible_resources": [
-		"icon-notif.png",
-		"sounds/bell.ogg"
+		{
+			"resources": [
+				"icon-notif.png",
+				"sounds/bell.ogg"
+			],
+			"matches": []
+		}
 	]
 }

source/offscreen.html

@@ -0,0 +1 @@
+<script type="module" src="offscreen.js"></script>

source/offscreen.js

@@ -0,0 +1,15 @@
+import browser from 'webextension-polyfill';
+
+// Listen for messages from the extension
+browser.runtime.onMessage.addListener(message => {
+	if (message.action === 'play') {
+		playAudio(message.options);
+	}
+});
+
+// Play sound with access to DOM APIs
+function playAudio({source, volume}) {
+	const audio = new Audio(source);
+	audio.volume = volume;
+	audio.play();
+}

source/options.css

@@ -1,5 +1,3 @@
-@import 'webext-base-css';
-
 :root {
 	--github-green: #28a745;
 	--github-red: #cb2431;

source/options.html

@@ -2,6 +2,7 @@
 <meta charset="utf-8">
 <title>Notifier for GitHub</title>
 <link rel="stylesheet" href="chrome://global/skin/in-content/common.css">
+<link rel="stylesheet" href="../node_modules/webext-base-css/webext-base.css">
 <link rel="stylesheet" href="options.css">
 <form id="options-form">
 	<section>
@@ -79,4 +80,4 @@ <h3>Filter Notifications</h3>
 	<div class="repo-wrapper"></div>
 </form>
 
-<script src="options.js"></script>
+<script type="module" src="options.js"></script>

source/options.js

@@ -2,7 +2,6 @@ import browser from 'webextension-polyfill';
 import optionsStorage from './options-storage.js';
 import initRepositoriesForm from './repositories.js';
 import {requestPermission} from './lib/permissions-service.js';
-import {background} from './util.js';
 
 document.addEventListener('DOMContentLoaded', async () => {
 	try {
@@ -11,13 +10,12 @@ document.addEventListener('DOMContentLoaded', async () => {
 		initGlobalSyncListener();
 	} catch (error) {
 		console.error(error);
-		background.error(error);
 	}
 });
 
 function initGlobalSyncListener() {
 	document.addEventListener('options-sync:form-synced', () => {
-		browser.runtime.sendMessage('update');
+		browser.runtime.sendMessage({action: 'update'});
 	});
 }
 

source/repositories.js

@@ -2,7 +2,6 @@ import repositoriesStorage from './repositories-storage.js';
 import optionsStorage from './options-storage.js';
 import {listRepositories} from './lib/repositories-service.js';
 import {getUser} from './lib/user-service.js';
-import {background} from './util.js';
 
 const form = document.querySelector('#repositories-form');
 const button = document.querySelector('#reload-repositories');
@@ -35,7 +34,6 @@ export default async function init(update) {
 	try {
 		await renderCheckboxes(update);
 	} catch (error) {
-		background.error(error);
 		errorMessage.textContent = `Loading repositories failed: "${error.message}"`;
 		errorMessage.classList.remove('hidden');
 	}

source/util.js

@@ -1,8 +1,7 @@
-import browser from 'webextension-polyfill';
 import {getGitHubOrigin} from './lib/api.js';
 
-export function isChrome() {
-	return navigator.userAgent.includes('Chrome');
+export function isChrome(agentString = navigator.userAgent) {
+	return agentString.includes('Chrome');
 }
 
 export function parseFullName(fullName) {
@@ -43,12 +42,3 @@ export function parseLinkHeader(header) {
 
 	return links;
 }
-
-const backgroundPage = browser.extension.getBackgroundPage() || window;
-
-export const background = {
-	log: backgroundPage.console.log,
-	warn: backgroundPage.console.warn,
-	error: backgroundPage.console.error,
-	info: backgroundPage.console.info
-};