diff options
Diffstat (limited to '')
| -rw-r--r-- | vorlesungen/stream/countdown.html | 46 |
1 files changed, 39 insertions, 7 deletions
diff --git a/vorlesungen/stream/countdown.html b/vorlesungen/stream/countdown.html index 12f99ac..99e1197 100644 --- a/vorlesungen/stream/countdown.html +++ b/vorlesungen/stream/countdown.html @@ -17,15 +17,47 @@ color: #990000; <body> <div id="demo"></div> <script> -var deadline = new Date("May 17, 2021 17:00:00").getTime(); +var deadline = 0; + +function checkfor(d) { + let now = new Date().getTime(); + let ds = new Date().toDateString().substr(0, 17) + " " + d + ":00"; + console.log("time string: " + ds); + let start = new Date(ds).getTime(); + console.log("now: " + now); + if ((start > now) && ((start-now) < 1800000)) { + deadline = start; + console.log("set deadline to: " + ds); + } else { + console.log("skipping: " + ds); + } +} + +checkfor("08:10"); +checkfor("09:05"); +checkfor("10:10"); +checkfor("11:05"); +checkfor("12:10"); +checkfor("13:10"); +checkfor("14:05"); +checkfor("15:10"); +checkfor("16:05"); +checkfor("17:00"); +checkfor("17:55"); +checkfor("19:00"); + +checkfor("21:41"); +checkfor("22:40"); +checkfor("23:10"); + var x = setInterval(function() { -var now = new Date().getTime(); -var t = deadline - now; +let now = new Date().getTime(); +let t = deadline - now; if (t > 0) { - var days = Math.floor(t / (1000 * 60 * 60 * 24)); - var hours = Math.floor((t%(1000 * 60 * 60 * 24))/(1000 * 60 * 60)); - var minutes = Math.floor((t % (1000 * 60 * 60)) / (1000 * 60)); - var seconds = Math.floor((t % (1000 * 60)) / 1000); + let days = Math.floor(t / (1000 * 60 * 60 * 24)); + let hours = Math.floor((t%(1000 * 60 * 60 * 24))/(1000 * 60 * 60)); + let minutes = Math.floor((t % (1000 * 60 * 60)) / (1000 * 60)); + let seconds = Math.floor((t % (1000 * 60)) / 1000); document.getElementById("demo").innerHTML = ("00" + minutes).slice(-2) + ":" + ("00" + seconds).slice(-2); } else { |