more ui tweaks:

- make index scrollable
- don't show 'current archive' until successfully loaded
- begin embed view for wr-replay
- cleanup pageutils

src/pageutils.js

@@ -1,4 +1,3 @@
-
 async function digestMessage(message, hashtype) {
   const msgUint8 = new TextEncoder().encode(message);                           // encode as (utf-8) Uint8Array
   const hashBuffer = await crypto.subtle.digest(hashtype, msgUint8);           // hash the message
@@ -7,88 +6,6 @@ async function digestMessage(message, hashtype) {
   return hashHex;
 }
 
-function waitForReady() {
-  return new Promise((resolve) => {
-    window.addEventListener("load", () => {
-      resolve();
-    });
-
-    if (document.readyState === 'complete') {
-      resolve();
-    }
-  });
-}
-
-function initSW(relUrl = 'sw.js?replayPrefix=wabac&stats=true', path) {
-  const loc = window.location;
-
-  console.log(`Register SW: ${relUrl}`);
-
-  if (!navigator.serviceWorker) {
-    let msg = null;
-
-    if (loc.protocol === "http:") {
-      msg = 'Service workers only supported when loading via https://, but this site loaded from: ' + loc.origin;
-    } else {
-      msg = 'Sorry, Service workers are not supported in this browser'
-    }
-    return Promise.reject(msg);
-  }
-
-  // Register SW in current path scope (if not '/' use curr directory)
-  if (!path) {
-    path = loc.origin + loc.pathname;
-  } else {
-    path = new URL(path, window.location.href).href;
-  }
-
-  if (!path.endsWith("/")) {
-    path = path.slice(0, path.lastIndexOf("/") + 1);
-  }
-
-  let url = new URL(relUrl, path);
-
-  if (navigator.serviceWorker.controller && navigator.serviceWorker.controller.scriptURL === url) {
-    return Promise.resolve(false);
-  }
-
-  let done = false;
-  let resolve, reject;
-
-  const pr = new Promise((res, rej) => {
-    resolve = (e) => { done = true; res(e); };
-    reject = (e) => { done = true; rej(e); };
-  });
-
-  window.fetch(url, { "mode": "cors" }).then(resp => {
-    if (!resp.url.startsWith(path)) {
-      reject("Service Worker in wrong scope!")
-    }
-    return resp.url;
-  }).then((swUrl) => {
-    navigator.serviceWorker.addEventListener('error', e => reject(null));
-
-    setTimeout(() => {
-      if (!done) {
-        reject('Service Worker is not available'); 
-      }
-    }, 30000);
-
-    return navigator.serviceWorker.register(swUrl, { scope: path });
-  }).then((registration) => {
-    console.log('Service worker registration succeeded:', registration);
-    if (navigator.serviceWorker.controller) {
-      resolve(true);
-    }
-    navigator.serviceWorker.addEventListener('controllerchange', e => resolve(true));
-  }).catch((error) => {
-    console.log('Service worker registration failed:', error);
-    reject(error);
-  });
-
-  return pr;
-}
-
 function tsToDate(ts) {
   if (!ts) {
     return "";
@@ -115,4 +32,4 @@ function getTS(iso) {
 
 
 
-export { initSW, waitForReady, digestMessage, tsToDate, getTS };
+export { digestMessage, tsToDate, getTS };