From 74a0d577ee309145a03ada6162987fee36f3f0f6 Mon Sep 17 00:00:00 2001
From: Thomas Rupprecht <rupprecht.thomas@gmail.com>
Date: Fri, 20 Jan 2023 17:12:49 +0100
Subject: [PATCH] make code compatible with manifest_version v3

---
 src/background.js | 38 ++++++++++++--------------------------
 1 file changed, 12 insertions(+), 26 deletions(-)

diff --git a/src/background.js b/src/background.js
index 675005a..ecab9f6 100644
--- a/src/background.js
+++ b/src/background.js
@@ -10,6 +10,16 @@ browser.runtime.onInstalled.addListener(async (details) => {
 	}
 });
 
+browser.runtime.onStartup.addListener(async () => {
+	await browser.storage.local.remove(['calendar', 'spaceApi']);
+});
+
+browser.alarms.onAlarm.addListener((alarm) => {
+	if (alarm.name === 'fetchData') {
+		fetchNewData();
+	}
+});
+
 /**
  * @param {string} url
  * @returns {Promise<any>}
@@ -76,24 +86,9 @@ async function fetchNewData() {
 	}
 }
 
-browser.runtime.onStartup.addListener(async () => {
-	await browser.storage.local.remove(['calendar', 'spaceApi']);
-});
-
-/**
- * @param {Alarm} alarm
- */
-function handleAlarm(alarm) {
-	if (alarm.name === 'fetchData') {
-		fetchNewData();
-	}
-}
-
-function startFetching() {
+function init() {
 	fetchNewData();
 
-	browser.alarms.onAlarm.addListener(handleAlarm);
-
 	const now = new Date();
 	now.setMinutes(Math.ceil((now.getMinutes() + 1) / REFRESH_TIMEOUT) * REFRESH_TIMEOUT, 0, 0);
 	browser.alarms.create('fetchData', {
@@ -102,13 +97,4 @@ function startFetching() {
 	});
 }
 
-globalThis.addEventListener('offline', async () => {
-	browser.alarms.onAlarm.removeListener(handleAlarm);
-	await browser.alarms.clear('fetchData');
-});
-globalThis.addEventListener('online', () => {
-	startFetching();
-});
-if (globalThis.navigator.onLine) {
-	startFetching();
-}
+init();