update monitor muting for modern browsers

must interfact with web page before audio can automatically be unmuted

web/libs/js/dash2.config.js

@@ -97,8 +97,10 @@ $.ccio.form.details=function(e){
     });
     e.f.find('[name="details"]').val(JSON.stringify(e.ar));
 };
+$('body').one('click',function(){
+    window.hadFocus = true
+})
 $(document).ready(function(e){
-
     //check switch UI
     e.o=$.ccio.op().switches;
     if(e.o){

web/libs/js/dash2.elementbuilder.js

@@ -303,15 +303,27 @@ $.ccio.tm=function(x,d,z,user){
                     el.muted = "muted"
                 })
             }else{
-                $.each(monitorMutes,function(monitorId,choice){
-                    if(choice === 1){
+                var hasFocus = $.ccio.windowFocus && hadFocus
+                $.each($.ccio.mon,function(frontId,monitor){
+                    setTimeout(() => {
+                        var monitorId = monitor.mid
+                        var muted = monitorMutes[monitorId]
                         try{
                             var vidEl = $('.monitor_item[mid="' + monitorId + '"] video')[0]
+                            if(vidEl.length === 0)return;
+                            if(muted === 1){
                                 vidEl.muted = true
+                            }else{
+                                if(hasFocus){
+                                    vidEl.muted = false
+                                }else{
+                                    console.error('User must have window active to unmute.')
+                                }
+                            }
                         }catch(err){
-
-                        }
+                            // console.log(err)
                         }
+                    },2000)
                 })
             }
         break;

web/libs/js/dash2.elements.js

@@ -258,7 +258,11 @@ $(document).ready(function(e){
                     vidEl.muted = true
                 }else{
                     if(masterMute !== 1){
+                        if($.ccio.windowFocus && hadFocus){
                             vidEl.muted = false
+                        }else{
+                            console.error('User must have window active to unmute.')
+                        }
                     }
                 }
                 var volumeIcon = monitorMutes[monitorId] !== 1 ? 'volume-up' : 'volume-off'