MDL-74378 mod_quiz: make sure timer is initialized

2023-11-24 08:52:20 +01:00
parent 253028f813
commit e0b8adbb98
1 changed files with 7 additions and 0 deletions
@@ -149,6 +149,13 @@ M.mod_quiz.timer = {
    updateEndTime: function(timeleft) {
        var newtimeleft = new Date().getTime() + timeleft * 1000;

+        // Timer might not have been initialized yet. We initialize it with
+        // preview = 0, because it's better to take a preview for a real quiz
+        // than to take a real quiz for a preview.
+        if (M.mod_quiz.timer.Y === null) {
+            M.mod_quiz.timer.init(window.Y, timeleft, 0);
+        }
+
        // Only update if change is greater than the threshold, so the
        // time doesn't bounce around unnecessarily.
        if (Math.abs(newtimeleft - M.mod_quiz.timer.endtime) > M.mod_quiz.timer.threshold) {