reset time wasting clock at start of lesson, not end

Otherwise if the user inputs a wrong password the time wasted will get
wiped out before it's submitted.  This is a hack: should probably use a
cookie to keep the time safe in between server connections.

1 files changed, 6 insertions, 1 deletions

diff --git a/assets/js/main.js b/assets/js/main.js
index 1586c5c..5ab3902 100644
--- a/assets/js/main.js
+++ b/assets/js/main.js
@@ -89,6 +89,9 @@ function startLesson()
 
     // set the cookie and reload to start the session
     createCookie("class_cookie", cookieString, 1);
+    // reset clock because it's currently dangerous to do so when
+    // ending a lesson
+    timeWastingClock.reset();
     // reload, preventing Firefox from resubmitting POST data
     window.location.assign(document.URL.split("#")[0]);
 }
@@ -124,7 +127,9 @@ function endLesson()
 
     // submit
     timeWastingClock.stop();
-    timeWastingClock.reset();
+    // dangerous to reset clock here in case user inputs wrong
+    // password: instead reset when *starting* a class
+    // timeWastingClock.reset();
     $form.submit();
 }