finished up with some things

essentials-framework/Essentials Devices Common/Essentials Devices Common/VideoCodec/Interfaces/IHasParticipants.cs

@@ -0,0 +1,59 @@
+using System;
+using System.Collections.Generic;
+
+namespace PepperDash.Essentials.Devices.Common.VideoCodec.Interfaces
+{
+    public interface IHasParticipants
+    {
+        CodecParticipants Participants { get; }
+    }
+
+    public interface IHasParticipantVideoMute:IHasParticipants
+    {
+        void MuteVideoForParticipant(int userId);
+        void UnmuteVideoForParticipant(int userId);
+        void ToggleVideoForParticipant(int userId);
+    }
+
+    public interface IHasParticipantAudioMute:IHasParticipantVideoMute
+    {
+        void MuteAudioForParticipant(int userId);
+        void UnmuteAudioForParticipant(int userId);
+        void ToggleAudioForParticipant(int userId);
+    }
+
+    public class CodecParticipants
+    {
+        private List<Participant> _currentParticipants;
+ 
+        public List<Participant> CurrentParticipants {
+            get { return _currentParticipants; }
+            set
+            {
+                _currentParticipants = value;
+                var handler = ParticipantsListHasChanged;
+
+                if(handler == null) return;
+
+                handler(this, new EventArgs());
+            }
+        }
+
+        public event EventHandler<EventArgs> ParticipantsListHasChanged;
+
+        public CodecParticipants()
+        {
+            _currentParticipants = new List<Participant>();
+        }
+    }
+
+    public class Participant
+    {
+        public bool IsHost { get; set; }
+        public string Name { get; set; }
+        public bool CanMuteVideo { get; set; }       
+        public bool CanUnmuteVideo { get; set; }
+        public bool VideoMuteFb { get; set; }
+        public bool AudioMuteFb { get; set; }
+    }
+}