timesync
Version:
Time synchronization between peers
54 lines (47 loc) • 1.45 kB
HTML
<html>
<head>
<!-- include es5-shim and es5-shim when support for older browsers is needed -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/es5-shim/4.0.5/es5-shim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/es6-shim/0.23.0/es6-shim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<script src="/timesync/timesync.js"></script>
<script>
var ts = timesync.create({
peers: ['/timesync'],
interval: 10000
});
ts.on('sync', function (state) {
console.log('sync ' + state);
});
ts.on('change', function (offset) {
console.log('changed offset: ' + offset + ' ms');
});
ts.send = function (to, data, timeout) {
//console.log('send', data);
return new Promise(function (resolve, reject) {
$.ajax({
url: to,
type: 'POST',
data: JSON.stringify(data),
contentType : 'application/json',
dataType: 'json', // response type
timeout: timeout
})
.done(function (data) {
//console.log('receive', data);
ts.receive(to, data);
resolve();
})
.fail(function (err) {
console.log('Error', err);
reject(err);
});
});
};
</script>
</head>
<body>
(see outputs in the developer console)
</body>
</html>