VRFS-2498 : Fix tempo and sound strings for initial metronome opening.

web/app/assets/javascripts/session.js

@@ -2174,8 +2174,8 @@
           } else {
             rest.openMetronome({id: sessionModel.id()})
               .done(function() {
-                context.JK.CurrentSessionModel.refreshCurrentSession(true)                
                 setMetronomeFromForm()
+                context.JK.CurrentSessionModel.refreshCurrentSession(true)
               })
               .fail(function(jqXHR) {
                 console.log(jqXHR, jqXHR)
@@ -2334,9 +2334,23 @@
         }
 
         function setMetronomeFromForm() {
-            var sound = $("select.metro-sound:visible option:selected").val()
             var tempo = $("select.metro-tempo:visible option:selected").val()            
-            context.jamClient.SessionSetMetronome(tempo, sound, 1, 0)
+            var sound = $("select.metro-sound:visible option:selected").val()
+
+            var t = parseInt(tempo);
+            var s;
+            if (tempo==NaN || tempo==0 || tempo==null) {
+                t = 120
+            }
+
+            if (sound==null || typeof(sound)=='undefined' || sound=="") {
+                s = "click"
+            } else {
+                s = sound
+            }
+
+            console.log("Setting tempo and sound:", t, s)
+            context.jamClient.SessionSetMetronome(t, s, 1, 0)
         }
 
         function onMetronomeChanged(e, data) {