Deploying to Fall24-output from @ a8109b9 🚀

Author: fonsp

CNAME

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+computationalthinking.mit.edu

Fall20/Project.toml

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+[deps]
+Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
+Franklin = "713c75ef-9fc9-4b05-94a9-213340da978e"
+JSON = "682c06a0-de6a-54ab-a142-c8b1cf79cde6"
+Markdown = "d6f4376e-aef5-505a-96c1-9c027394607a"

Fall20/assets/MIT_logo.svg

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+function play_live(tstr, tz, sequence, durations, seek) {
+    var airtime = moment.tz(tstr, tz); // Construct the time in the given timezone
+    var t_since = moment().tz(tz).diff(airtime, "s")
+
+    console.log(tstr, tz, sequence, durations, seek)
+    console.log("t_since", t_since)
+
+    if (t_since < 0) {
+        setTimeout(function () {
+            play_live(tstr, tz, sequence, durations, 0);
+        }, 1000*(-t_since + 2)); // start playing when class starts
+        return; // Live class hasn't started
+    }
+
+    var total_time = durations.reduce(function (x,y) { return x+y });
+    if (t_since > total_time) {
+        return; // Live class is over
+    }
+
+    debugger
+    var checkbox = document.getElementById("sync-play");
+    var checkbox_wrap = document.getElementById("sync-play-wrap");
+    checkbox_wrap.style.display = "block";
+
+    if (!(checkbox.checked)) {
+        return;
+    }
+
+    var j = 0
+    var prev_t = 0
+    var t = 0
+    var time_left=300
+    for (var i=0, l=durations.length; i<l;i++) {
+        t += durations[i]
+        if (t_since < t) {
+            j = i // play this video
+            time_left = t - t_since
+            if (typeof(seek) === "undefined") {
+                seek = Math.max(0, durations[i] - time_left);
+            }
+            break
+        }
+    }
+
+
+    iframe = document.getElementById(sequence[j])
+
+    if (typeof(seek) == "undefined") {
+        seek = 0;
+    }
+
+    // Start playing!
+    iframe.src = iframe.src + "?start=" + seek + "&autoplay=1"
+
+    setTimeout(function () {
+        play_live(tstr, tz, sequence, durations, 0);
+    }, 1000*(time_left+5)); // play next video 5 seconds after this one.
+}