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index.html
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index.html
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<!doctype html>
<html itemscope itemtype="http://schema.org/Event" lang="en">
<head>
<base href="{$ basepath $}">
<meta charset="utf-8">
<meta content="IE=edge" http-equiv="X-UA-Compatible">
<meta content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes" name="viewport">
<meta content="{$ description $}" name="description">
<meta content="{$ keywords $}" name="keywords">
<meta content="{$ organizer.name $}" name="author">
<meta content="Project Hoverboard" name="generator">
<title>{$ title $}</title>
<link href="{$ url $}" rel="canonical">
<link href="images/favicon.ico" rel="icon">
<meta content="{$ webapp.themeColor $}" name="theme-color">
<link href="manifest.json" rel="manifest">
<!-- Add to homescreen for Chrome on Android -->
<meta content="yes" name="mobile-web-app-capable">
<!-- fallback for manifest.json -->
<meta content="{$ title $}" name="application-name">
<!-- fallback for manifest.json -->
<!-- Add to homescreen for Safari on iOS -->
<meta content="yes" name="apple-mobile-web-app-capable">
<meta content="black-translucent" name="apple-mobile-web-app-status-bar-style">
<meta content="{$ title $}" name="apple-mobile-web-app-title">
<!-- Homescreen icons. -->
<link href="images/manifest/icon-48.png" rel="apple-touch-icon">
<link href="images/manifest/icon-72.png" rel="apple-touch-icon" sizes="72x72">
<link href="images/manifest/icon-96.png" rel="apple-touch-icon" sizes="96x96">
<link href="images/manifest/icon-144.png" rel="apple-touch-icon" sizes="144x144">
<link href="images/manifest/icon-192.png" rel="apple-touch-icon" sizes="192x192">
<!-- Tile icon for Win8 (144x144 + tile color) -->
<meta content="images/manifest/icon-144.png" name="msapplication-TileImage">
<meta content="#00aba9" name="msapplication-TileColor">
<meta content="no" name="msapplication-tap-highlight">
<!-- G+ sharing meta data -->
<meta content="{$ title $}" itemprop="name">
<meta content="{$ description $}" itemprop="description">
<meta content="{$ image if image.startsWith('http') else (url + image) $}" itemprop="image">
<meta content="{$ startDate $}" itemprop="startDate">
<meta content="{$ endDate $}" itemprop="endDate">
<!-- Facebook sharing meta data -->
<meta content="{$ title $}" property="og:title">
<meta content="{$ title $}" property="og:site_name">
<meta content="website" property="og:type">
<meta content="{$ url $}" property="og:url">
<meta content="{$ description $}" property="og:description">
<meta content="Event" property="og:type">
<meta content="{$ image if image.startsWith('http') else (url + image) $}" property="og:image">
<meta content="image/jpeg" property="og:image:type" />
<!-- Twitter meta data -->
<meta content="summary_large_image" name="twitter:card">
<meta content="@{$ organizer.twitter $}" name="twitter:creator">
<meta content="{$ title $}" name="twitter:title">
<meta content="{$ description $}" name="twitter:description">
<meta content="{$ image if image.startsWith('http') else (url + image) $}" name="twitter:image">
<meta name="twitter:label1" value="{$ location.label $}">
<meta name="twitter:data1" value="{$ location.name $}">
<meta name="twitter:label2" value="">
<meta name="twitter:data2" value="">
<link href="https://apis.google.com" rel="dns-prefetch">
<link href="https://www.google-analytics.com" rel="preconnect">
<link href="https://fcm.googleapis.com" rel="preconnect">
<link href="https://firestore.googleapis.com" rel="preconnect">
<link crossorigin href="https://fonts.gstatic.com" rel="preconnect">
<script>
window.Polymer = { rootPath: '{$ basepath $}' };
window.HOVERBOARD = { Elements: {} };
function loadFirebaseModules(modules) {
return Promise.all(
modules.map((module) => new Promise((resolve, reject) => {
const script = document.createElement('script');
script.src = `node_modules/firebase/${module}.js`;
script.async = false;
script.onload = () => resolve();
script.onerror = (error) => reject(error);
document.head.appendChild(script);
})));
}
loadFirebaseModules([
'firebase-app',
'firebase-firestore',
'firebase-auth',
'firebase-messaging',
'firebase-performance',
])
.then(() => {
firebase.initializeApp({
appId: '{$ firebase.appId $}',
apiKey: '{$ firebase.apiKey $}',
authDomain: '{$ firebase.authDomain $}',
databaseURL: '{$ firebase.databaseURL $}',
projectId: '{$ firebase.projectId $}',
storageBucket: '{$ firebase.storageBucket $}',
messagingSenderId: '{$ firebase.messagingSenderId $}',
});
firebase.performance();
firebase.firestore()
.enablePersistence({ tabSynchronization: true })
.catch(() => {
console.warn('DB offline support not available'); // eslint-disable-line no-console
});
// eslint-disable-next-line no-console
console.log('Firebase App is ready!');
});
</script>
<script>
// First Input Delay polyfill https://github.com/GoogleChromeLabs/first-input-delay
// eslint-disable-next-line
!function(n,e){var t,o,i,c=[],f={passive:!0,capture:!0},r=new Date,a="pointerup",u="pointercancel";function p(n,c){t||(t=c,o=n,i=new Date,w(e),s())}function s(){o>=0&&o<i-r&&(c.forEach(function(n){n(o,t)}),c=[])}function l(t){if(t.cancelable){var o=(t.timeStamp>1e12?new Date:performance.now())-t.timeStamp;"pointerdown"==t.type?function(t,o){function i(){p(t,o),r()}function c(){r()}function r(){e(a,i,f),e(u,c,f)}n(a,i,f),n(u,c,f)}(o,t):p(o,t)}}function w(n){["click","mousedown","keydown","touchstart","pointerdown"].forEach(function(e){n(e,l,f)})}w(n),self.perfMetrics=self.perfMetrics||{},self.perfMetrics.onFirstInputDelay=function(n){c.push(n),s()}}(addEventListener,removeEventListener);
</script>
<script src="node_modules/@webcomponents/webcomponentsjs/webcomponents-loader.js"></script>
<link href="src/hoverboard-app.html" rel="import">
<script async defer src="scripts/service-worker-registration.js"></script>
<style>
html, body {
min-height: 100%;
height: 100%;
}
body {
margin: 0;
font-family: 'Roboto', 'Helvetica Neue', Helvetica, Arial, sans-serif;
font-size: 16px;
line-height: 1.5;
}
*,
*:before,
*:after {
box-sizing: border-box;
-moz-osx-font-smoothing: grayscale;
-webkit-font-smoothing: antialiased;
}
/* styling for render while resources are loading */
hoverboard-app[unresolved] {
padding: 0 16px;
display: block;
line-height: 68px;
text-align: center;
font-weight: 600;
letter-spacing: 0.3em;
color: #202020;
overflow: visible;
}
</style>
</head>
<body>
<hoverboard-app unresolved>{$ title $}</hoverboard-app>
<noscript>
Please enable JavaScript to view this website.
</noscript>
<script>
window.performance && performance.mark && performance.mark('index.html');
window.onload = function () {
const indexRenderTime = window.measureDuration && window.measureDuration('index.html');
if (indexRenderTime) {
ga('send', 'timing', 'index.html', 'render', indexRenderTime);
}
};
window.addEventListener('beforeinstallprompt', (e) => {
e.preventDefault();
uiActions.setAddToHomeScreen(e);
});
</script>
</body>
</html>