X-Git-Url: http://git.ieval.ro/?a=blobdiff_plain;f=js%2F90-timers.js;h=c9b095039873c84b3f886eaaac06c2b48ee510d7;hb=2a1a09062f8d5081a318b995e1a0459755716bb5;hp=af971be22f1a9ed320249d8c4ed999da291b99f3;hpb=8345760abf4953980a85e0d5f9cade421f73d4ff;p=plack-app-gruntmaster.git

diff --git a/js/90-timers.js b/js/90-timers.js
index af971be..c9b0950 100644
--- a/js/90-timers.js
+++ b/js/90-timers.js
@@ -1,8 +1,10 @@
+let offset = 0;
+
 function update_timer(timer){
 	var start = parseInt(timer.dataset.start);
 	var stop  = parseInt(timer.dataset.stop);
 	var value = parseInt(timer.dataset.value);
-	var now   = Math.floor(Date.now() / 1000);
+	var now   = Math.floor(Date.now() / 1000) + offset;
 
 	var left = stop - now;
 	var total = stop - start;
@@ -13,9 +15,9 @@ function update_timer(timer){
 		value = Math.max(value * 3 / 10, value * left / total);
 		timer.innerHTML = Math.floor(value);
 	} else {
-		var hours = left / 60 / 60;
+		var hours = Math.floor(left / 60 / 60);
 		hours = hours < 10 ? '0' + hours : hours;
-		var minutes = left / 60 % 60;
+		var minutes = Math.floor(left / 60) % 60;
 		minutes = minutes < 10 ? '0' + minutes : minutes;
 		var seconds = left % 60;
 		seconds = seconds < 10 ? '0' + seconds : seconds;
@@ -23,7 +25,19 @@ function update_timer(timer){
 	}
 }
 
-$(() => $('.timer').each(item => {
-	update_timer(item);
-	setInterval(() => update_timer(item), 1000);
-}));
+$(() => {
+	$('.timer').each(item => {
+		update_timer(item);
+		setInterval(() => update_timer(item), 1000);
+	});
+	if($('.timer').length > 0) {
+		let xhr = new XMLHttpRequest();
+		xhr.open('HEAD', '/');
+		xhr.onload = () => {
+			let srvtime = Date.parse(xhr.getResponseHeader('Date'));
+			offset = Math.ceil((srvtime - Date.now()) / 1000);
+			console.log("Offset from server: " + offset);
+		};
+		xhr.send();
+	}
+});