feat: ICurrentSources interface to allow for tracking breakaway routing

src/PepperDash.Essentials.Core/DeviceTypeInterfaces/IDisplay.cs

@@ -2,7 +2,14 @@
 
 namespace PepperDash.Essentials.Core.DeviceTypeInterfaces
 {
-    public interface IDisplay: IHasFeedback, IRoutingSinkWithSwitching, IHasPowerControl, IWarmingCooling, IUsageTracking, IKeyName
+    /// <summary>
+    /// Interface for display devices that can be controlled and monitored.
+    /// This interface combines functionality for feedback, routing, power control,
+    /// warming/cooling, usage tracking, and key name management.
+    /// It is designed to be implemented by devices that require these capabilities,
+    /// such as projectors, displays, and other visual output devices.
+    /// </summary>
+    public interface IDisplay : IHasFeedback, IRoutingSinkWithSwitching, IHasPowerControl, IWarmingCooling, IUsageTracking, IKeyName
     {
     }
 }

src/PepperDash.Essentials.Core/Devices/SourceListItem.cs

@@ -174,6 +174,13 @@ namespace PepperDash.Essentials.Core
         [JsonProperty("syncProviderDeviceKey")]
         public string SyncProviderDeviceKey { get; set; }
 
+        /// <summary>
+        /// Indicates if the source supports USB connections
+        /// </summary>
+        [JsonProperty("supportsUsb")]
+        public bool SupportsUsb { get; set; }
+
+
         /// <summary>
         /// Default constructor for SourceListItem, initializes the Icon to "Blank"
         /// </summary>

src/PepperDash.Essentials.Core/Routing/ICurrentSources.cs

@@ -0,0 +1,28 @@
+using System.Collections.Generic;
+
+namespace PepperDash.Essentials.Core.Routing
+{
+  /// <summary>
+  /// The current sources for the room, keyed by eRoutingSignalType.
+  /// This allows for multiple sources to be tracked, such as audio and video.
+  /// </summary>
+  /// <remarks>
+  /// This interface is used to provide access to the current sources in a room,
+  /// allowing for more complex routing scenarios where multiple signal types are involved.
+  /// </remarks>
+  public interface ICurrentSources
+  {
+    /// <summary>
+    /// Gets the current sources for the room, keyed by eRoutingSignalType.
+    /// This dictionary contains the current source for each signal type, such as audio, video,
+    /// </summary>
+    Dictionary<eRoutingSignalType, SourceListItem> CurrentSources { get; }
+
+    /// <summary>
+    /// Gets the current source keys for the room, keyed by eRoutingSignalType.
+    /// This dictionary contains the keys for the current source for each signal type, such as audio,
+    /// </summary>
+    Dictionary<eRoutingSignalType, string> CurrentSourceKeys { get; }
+
+  }
+}

src/PepperDash.Essentials.Core/Routing/IHasCurrentSourceInfoChange.cs

@@ -9,6 +9,8 @@ using PepperDash.Essentials.Core.Routing;
 using PepperDash.Essentials.Core.Routing;
 using PepperDash.Essentials.Core.Routing.Interfaces
 */
+using System;
+
 namespace PepperDash.Essentials.Core
 {
     /// <summary>
@@ -21,10 +23,24 @@ namespace PepperDash.Essentials.Core
     /// <summary>
     /// For rooms with a single presentation source, change event
     /// </summary>
+    [Obsolete("Use ICurrentSources instead")]
     public interface IHasCurrentSourceInfoChange
     {
+        /// <summary>
+        /// The key for the current source info, used to look up the source in the SourceList
+        /// </summary>
         string CurrentSourceInfoKey { get; set; }
+
+        /// <summary>
+        /// The current source info for the room, used to look up the source in the SourceList
+        /// </summary>
         SourceListItem CurrentSourceInfo { get; set; }
+
+        /// <summary>
+        /// Event that is raised when the current source info changes.
+        /// This is used to notify the system of changes to the current source info.
+        /// The event handler receives the new source info and the type of change that occurred.
+        /// </summary>
         event SourceInfoChangeHandler CurrentSourceChange;
     }
 }

src/PepperDash.Essentials.Core/Routing/IRoutingSink.cs

@@ -1,29 +1,29 @@
-namespace PepperDash.Essentials.Core
+using PepperDash.Essentials.Core.Routing;
+
+namespace PepperDash.Essentials.Core
 {
     /// <summary>
     /// For fixed-source endpoint devices
     /// </summary>
     public interface IRoutingSink : IRoutingInputs, IHasCurrentSourceInfoChange
-    {        
+    {
     }
 
     /// <summary>
     /// For fixed-source endpoint devices with an input port
     /// </summary>
-    public interface IRoutingSinkWithInputPort :IRoutingSink
+    public interface IRoutingSinkWithInputPort : IRoutingSink
     {
         /// <summary>
         /// Gets the current input port for this routing sink.
         /// </summary>
         RoutingInputPort CurrentInputPort { get; }
     }
-    /*/// <summary>
-    /// For fixed-source endpoint devices
-    /// </summary>
-    public interface IRoutingSink<TSelector> : IRoutingInputs<TSelector>, IHasCurrentSourceInfoChange
-    {
-        void UpdateRouteRequest<TOutputSelector>(RouteRequest<TSelector, TOutputSelector> request);
 
-        RouteRequest<TSelector, TOutputSelector> GetRouteRequest<TOutputSelector>();
-    }*/
+    /// <summary>
+    /// Interface for routing sinks that have access to the current source information.
+    /// </summary>
+    public interface IRoutingSinkWithCurrentSources : IRoutingSink, ICurrentSources
+    {
+    }
 }