LT-107: Add countdown dialog

- Remove ui from meteor-stale-session package

LesionTracker/client/components/lesionTrackerLayout/lesionTrackerLayout.html

@@ -18,5 +18,6 @@
             </div>
         {{/if}}
     </div>
+    {{> timeoutCountdownDialog}}
     {{> yield}}
 </template>

LesionTracker/client/components/lesionTrackerLayout/lesionTrackerLayout.js

@@ -11,3 +11,31 @@ Template.layoutLesionTracker.helpers({
         return Meteor.user().profile.fullName;
     }
 });
+
+Template.layoutLesionTracker.onCreated(function() {
+    // Show countdown dialog
+    var handle;
+    $(document).on('TriggerOpenTimeoutCountdownDialog', function (e, leftTime) {
+        // TODO: Show modal dialog
+        handle = setInterval(function() {
+            leftTime --;
+            // Set countdownDialogLeftTime session
+            Session.set("countdownDialogLeftTime", leftTime);
+            // Show dialog
+            if ($("#timeoutCountdownDialog").css("display") == "none") {
+                $("#timeoutCountdownDialog").css("display", "block");
+            }
+        }, 1000);
+
+    });
+
+    $(document).on('TriggerCloseTimeoutCountdownDialog', function (e) {
+        $("#timeoutCountdownDialog").css("display", "none");
+        if (handle) {
+            clearInterval(handle);
+            // Close the dialog
+            $("#timeoutCountdownDialog").css("display", "none");
+
+        }
+    });
+});