1 files changed, 21 insertions, 21 deletions
diff --git a/src/content/papo.js b/src/content/papo.js
index 6935d55..5a68d56 100644
--- a/src/content/papo.js
+++ b/src/content/papo.js
@@ -1,15 +1,22 @@
-// import * as assert from "node:assert/strict";
-
+const f1 = x => x + 1;
+const f2 = x => x - 1;
 
-// assert.deepEqual({a: 1}, {a: 1});
-// console.log(123);
-// console.log({ navigator });
+const configureStorage = async ({ navigator, err }) => {
+	const persistent = await navigator.storage?.persist?.();
 
+	if (persistent === undefined) {
+		err(`Persistent storage is not supported.`);
+		return;
+	}
 
-const f1 = x => x + 1;
-const f2 = x => x - 1;
+	if (!persistent) {
+		err(`Persistent storage is not enabled.`);
+		return;
+	}
+};
 
-const registerServiceWorker = async ({ serviceWorkerPath, err }) => {
+const registerServiceWorker = async ({ serviceWorkerPath, navigator, err }) => {
+	// FIXME: add explanation for permission before requesting it.
 	try {
 		await navigator.serviceWorker?.register(serviceWorkerPath)
 	} catch (e) {
@@ -17,26 +24,19 @@ const registerServiceWorker = async ({ serviceWorkerPath, err }) => {
 	}
 };
 
+
+
 export const main = async ({
 	serviceWorkerPath = "./service-worker.js",
-	out = console.log,
-	err = console.warn,
+	mknavigator       = () => navigator,
+	out               = console.log,
+	err               = console.warn,
 } = {}) => {
 	const env = {
 		serviceWorkerPath,
 		out,
 		err,
+		navigator: mknavigator(),
 	};
-	setTimeout(() => {
-		fetch("index.html", {
-			headers: {
-				"Connection": "upgrade",
-				"Content-Type": "application/json",
-			},
-		});
-	}, 1000);
 	await registerServiceWorker(env);
-	// out("main called");
 };
-
-// <body onload="setOnline()" ononline="setOnline()"  onoffline="setOnline()" >