2 files changed, 60 insertions, 1 deletions
diff --git a/src/pages/background/background.js b/src/pages/background/background.js
index 0f594161..814c1af6 100644
--- a/src/pages/background/background.js
+++ b/src/pages/background/background.js
@@ -23,8 +23,11 @@ window.browser = window.browser || window.chrome;
 
 browser.runtime.onInstalled.addListener(
   async details => {
-    if (details.reason == 'install') {
+    // if (details.reason == 'install') {
+    if (details.reason == 'install' || details.reason == "update") {
+      browser.tabs.create({ url: browser.extension.getURL("/pages/background/reset_warning.html") });
       fetch('/instances/blocklist.json').then(response => response.text()).then(async data => {
+        await browser.storage.local.clear();
         await browser.storage.local.set({ cloudflareList: JSON.parse(data) })
         generalHelper.initDefaults();
         youtubeHelper.initDefaults();
diff --git a/src/pages/background/reset_warning.html b/src/pages/background/reset_warning.html
new file mode 100644
index 00000000..bee174e8
--- /dev/null
+++ b/src/pages/background/reset_warning.html
@@ -0,0 +1,56 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <title data-localise="__MSG_instanceIsOff__">Instance is offline</title>
+    <link href="../stylesheets/styles.css" rel="stylesheet" />
+    <style>
+        body {
+            margin: 0;
+            padding: 0;
+            height: 100vh;
+            width: 100vw;
+            flex-wrap: wrap;
+            justify-content: center;
+            align-items: center;
+            font-size: 30px;
+            display: flex;
+        }
+
+        div {
+            width: 80%;
+        }
+
+        div.logo{
+            display: flex;
+        }
+
+        img {
+            width: 90px;
+            height: auto;
+        }
+    </style>
+
+</head>
+
+<body>
+    <div>
+        <div class="logo">
+            <img src="/assets/images/libredirect.svg" alt="LibRedirect icon">
+            <h1>LibRedirect</h1>
+        </div>
+
+        <p data-localise="__MSG_instanceOffline__">All settings have been reset as they're incompatible with the
+            previous version.</p>
+        <p>Sorry for the inconvenience, but we're going in a fast development process and can't
+            support nor convert older settings. It will reach at the end a stable plateau  though.</p>
+    </div>
+
+    <script src="instance_offline.js"></script>
+    <script src="../../assets/javascripts/localise.js"></script>
+</body>
+
+</html>
\ No newline at end of file