Show conference time on schedule

static/src/js/schedule.js

@@ -124,6 +124,28 @@ $(function() {
         }
     }
 
+    var updateClock = function() {
+        var clock = $('div.conf-clock');
+        if (clock.length === 0) {
+            var template = document.createElement('template');
+            template.innerHTML = '<div class="conf-clock"></div>';
+            var clockDiv = template.content.firstChild;
+            document.body.appendChild(clockDiv);
+            clock = $(clockDiv);
+        }
+
+        var now = luxon.DateTime.local();
+        var confFormatted = now.setZone(CONF_TZ).toLocaleString({
+            weekday: 'short',
+            day: '2-digit',
+            hour: '2-digit',
+            minute: '2-digit',
+            timeZoneName: 'short',
+            hour12: false,
+        });
+        clock.html('Conf Time:<br><span class="time">' + confFormatted + '</span>');
+    }
+
     var embeddedView = function() {
         var urlParams = new URLSearchParams(window.location.search);
         if (urlParams.has('embed')) {
@@ -139,8 +161,10 @@ $(function() {
                 } else if (path.startsWith('http')) {
                     anchor.attr('target', '_blank');
                 }
-            })
+            });
+            return true;
         }
+        return false;
     }
 
     /* Schedule Editing */
@@ -163,10 +187,14 @@ $(function() {
     });
 
     /* Update schedule display */
-    embeddedView();
+    var embedded = embeddedView();
     showCurrentTab();
     updateScheduleGrid();
     updatePresentationTimes();
     highlightCurrentSlots();
     var slotRefresh = setInterval(highlightCurrentSlots, SLOT_REFRESH_INTERVAL);
+    if (!embedded) {
+        updateClock();
+        var clockRefresh = setInterval(updateClock, 5000);
+    }
 });

static/src/scss/app.scss

@@ -88,6 +88,19 @@ h3, .h3 {
     background-color: $blaze;
 }
 
+.conf-clock {
+    position: fixed;
+    bottom: 0;
+    left: 0;
+    background-color: white;
+    padding: 10px;
+    z-index: 10;
+
+    .time {
+        font-size: 2em;
+    }
+}
+
 /* END LCA BRAND */
 
 .messagelist {