MWS ND 2018 - Service worker registration

app.js

let appAlias = "";
if (location.hostname === "localhost") {
  appAlias = "/mws-restaurant-stage-1";
}

function registerServiceWorker() {
  if (!navigator.serviceWorker) {
    console.log("ServiceWorker is not compatible with this browser...");
    return;
  }
  console.log("ServiceWorker is compatible with this browser!");
  navigator.serviceWorker.register("sw.js").then(
    function(registration) {
      // Registration was successful
      console.log(
        "ServiceWorker registration successful with scope: ",
        registration.scope
      );
    },
    function(err) {
      console.log("ServiceWorker registration failed: ", err);
    }
  );
}

window.addEventListener("load", function() {
  //openDatabase();
  registerServiceWorker();
  let homeLinks = document.querySelectorAll(".jsHomeLink");
  for (const link of homeLinks) {
    link.href = `${appAlias}`;
  }
});