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window.onhashchange = function(){
//Header is fixed, need to slide down some to see sectionHead
setTimeout('scrollBy(0,-110)',10);
};
var hidden = true;
function toggleNav(){
if(hidden){
document.getElementsByTagName('nav')[0].style.display = 'block';
}else{
document.getElementsByTagName('nav')[0].style.display = 'none';
}
hidden = !hidden;
}
var pwaSupport = false;
if('serviceWorker' in navigator){
pwaSupport = true;
//register the service worker
navigator.serviceWorker.register('sw.js').then(function(result){
console.log('Service Worker Registered');
console.log('Scope: ' + result.scope);
console.log('calling');
subscribeDivControl();
/*
if('Notification' in window){
console.log('Notifications Supported');
Notification.requestPermission(function(status){
console.log('Notification Status: ', status);
});
var options = {
body: 'See What\'s New',
icon: 'android-chrome-192x192.png',
data: {
timestamp: Date.now(),
loc: 'index.html#info'
},
actions: [
{action: 'go', title: 'Go Now'}
]
};
notify('NCC Computer Science', options);
}
*/
}, function(error){
console.log('Service Worker Regiatration Failed: '+ error);
});
}else{
document.getElementById('notif_not_supported_div').style.display='block';
console.log('Service Workers Not Supported');
}
function notify(title, options){
if(Notification.permission === 'granted'){
navigator.serviceWorker.ready.then(function(reg){
reg.showNotification(title, options);
});
}
}
var installEvt;
window.addEventListener('beforeinstallprompt', function(evt){
console.log('Before Install Prompt');
installEvt = evt;
evt.preventDefault();
//document.getElementById('addToHomeScreen').style.display = 'block';
});
function hidePrompt(){
//document.getElementById('addToHomeScreen').style.display = 'none';
}
function installApp(){
hidePrompt();
installEvt.prompt();
installEvt.userChoice.then(function(result){
if(result.outcome === 'accepted')
console.log('App Installed');
else
console.log('App Not Installed');
});
}
window.addEventListener('appinstalled', function(evt){
console.log('App Installed Event');
});
window.onload = function(){
if(pwaSupport){
var p = navigator.platform;
if(p === 'iPhone' || p === 'iPad' || p === 'iPod'){
if(!navigator.standalone){
var lastShown = parseInt(localStorage.getItem('lastShown'));
var now = new Date().getTime();
if(isNaN(lastShown) || (lastShown + 1000*60*60*24*7) <= now){
document.getElementById('instructions').style.display = 'block';
localStorage.setItem('lastShown', now);
}
}
}
}
};
function hideInstructions(){
document.getElementById('instructions').style.display = 'none';
}
function clickButtonSubscribe(){
subscribeToPush();
subscribeDivControl();
}
function subscribeDivControl(){
if(Notification.permission != 'granted'){
document.getElementById('notif_join_div').style.display='block';
document.getElementById('notif_joined_div').style.display='none';
document.getElementById('notification_permission_warning').style.display='none';
}
else {
document.getElementById('notif_joined_div').style.display='block';
document.getElementById('notif_join_div').style.display='none';
}
}
function subscribeToPush(){
console.log('subscribeToPush');
navigator.serviceWorker.ready.then(function(reg){
console.log(reg);
reg.pushManager.subscribe({
userVisibleOnly:true,
applicationServerKey: urlBase64ToUint8Array('BNVIBdCsC6vkmByQJ861pusHN1mV76X3mvAa1u4PxmleTv2m2whcEu9Elhh8Qz3XnqV6k58YCSVqaafl3bhPKLU')
}).then(function(sub){
subscribeDivControl();
var json = JSON.parse(JSON.stringify(sub));
console.log(json);
/*console.log(JSON.stringify(sub));
console.log(sub.json());*/
console.log('User Subscribed');
//var json = {endpoint:"https://fcm.googleapis.com/fcm/send/deaedc3PCAg:APA91bGy7QpBtbuokjOQv0Y_BcSOujpabeRY6PG5MUbcsOpf7kZaKTmJMb1jYmW03rPRSIY1shFlzh3UOI4hItQoHlzp6yNuPamxOwgbIbK1tG7oiRaUplQBNC8dN3qwm52bEOPgbqBX",expirationTime:null,keys:{p256dh:"BIIbHDXNbOGKG-gYec7a8DMpqst2Uxavo_p1MS695lvPJ1ZHO0audpMPRSWwae5BmaHCN6MYC2rThAsGlamS3sw",auth:"7P5IQKoInqQnTOBG1ZzNgw"}};
$.post('../../../api/api.php?action=wpnAddSubscription&identifier=wpn', json, function(data){console.log(data);});
}).catch(function (err){
//console.log(err);
document.getElementById('notification_permission_warning').style.display='block';
});
});
}
/**
* urlBase64ToUint8Array
*
* @param {string} base64String a public vavid key
*/
function urlBase64ToUint8Array(base64String) {
var padding = '='.repeat((4 - base64String.length % 4) % 4);
var base64 = (base64String + padding)
.replace(/\-/g, '+')
.replace(/_/g, '/');
var rawData = window.atob(base64);
var outputArray = new Uint8Array(rawData.length);
for (var i = 0; i < rawData.length; ++i) {
outputArray[i] = rawData.charCodeAt(i);
}
return outputArray;
}
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