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Fix some localForage stuff

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Richard Feldman
2018-08-12 14:36:05 -04:00
parent fc4a70fc28
commit 8dfa9f70b7
4 changed files with 2823 additions and 28 deletions
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38
intro/server/public/index.html
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@@ -4,39 +4,39 @@
<meta charset="utf-8">
<title>Elm Workshop</title>
<link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png">
<!-- Favicon -->
<link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png">
<link rel="icon" type="image/png" sizes="16x16" href="/favicon-16x16.png">
<link rel="manifest" href="/site.webmanifest">
<link rel="mask-icon" href="/safari-pinned-tab.svg" color="#5bbad5">
<meta name="msapplication-TileColor" content="#da532c">
<meta name="theme-color" content="#ffffff">
<!-- Import Ionicon icons & Google Fonts our Bootstrap theme relies on -->
<link href="//code.ionicframework.com/ionicons/2.0.1/css/ionicons.min.css" rel="stylesheet" type="text/css">
<link href="/fonts.css" rel="stylesheet" type="text/css">
<!-- Import the custom Bootstrap 4 theme from our hosted CDN -->
<link rel="stylesheet" href="/main.css">
<script src="/elm.js"></script>
<!-- We'll use localForage as a JavaScript interop example in part9! -->
<script src="/assets/localForage.js"></script>
<script src="elm.js"></script>
</head>
<body>
<script>
var app = Elm.Main.init({flags: localStorage.session || null});
// 👋 Hi there!
//
// If you're working on the JS interop exercise for part9,
// all the info you need on the JS side is in this <script> right here.
//
// On the Elm side, you'll need to make changes to `part9/src/Session.elm`.
localforage.getItem("session", function(err, session) {
var app = Elm.Main.init({flags: session});
app.ports.storeSession.subscribe(function(session) {
localStorage.session = session;
// Report that the new session was stored succesfully.
setTimeout(function() { app.ports.onSessionChange.send(session); }, 0);
app.ports.storeSession.subscribe(function(newErr, newSession) {
localforage.setItem("session", newSession, function() {
app.ports.onSessionChange.send(newSession);
});
});
});
window.addEventListener("storage", function(event) {
if (event.storageArea === localStorage && event.key === "session") {
app.ports.onSessionChange.send(event.newValue);
}
}, false);
</script>
</body>
</html>