feat: implement DeviceActionMessenger for executing device actions via JSON API

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

@@ -393,16 +393,19 @@ public class DeviceActionWrapper
     /// <summary>
     /// The key of the device to call the method on
     /// </summary>
+    [JsonProperty("deviceKey")]
     public string DeviceKey { get; set; }
 
     /// <summary>
     /// The name of the method to call
     /// </summary>
+    [JsonProperty("methodName")]
     public string MethodName { get; set; }
 
     /// <summary>
     /// The parameters to pass to the method. This should be an array of objects matching the parameters of the method being called. If the method has no parameters, this can be omitted or set to null.
     /// </summary>
+    [JsonProperty("params")]
     public object[] Params { get; set; }
 }
 

src/PepperDash.Essentials.MobileControl.Messengers/Messengers/DeviceActionMessenger.cs

@@ -0,0 +1,34 @@
+using Newtonsoft.Json.Linq;
+using PepperDash.Core;
+using PepperDash.Core.Logging;
+using PepperDash.Essentials.Core;
+
+namespace PepperDash.Essentials.AppServer.Messengers;
+
+/// <summary>
+/// Messenger that accepts generic device actions at /action/executeAction
+/// and executes them using DeviceJsonApi.DoDeviceAction
+/// </summary>
+public class DeviceActionMessenger : MessengerBase
+{
+    public DeviceActionMessenger(string key, string messagePath)
+        : base(key, messagePath)
+    {
+    }
+
+    protected override void RegisterActions()
+    {
+        AddAction("/executeAction", (id, content) =>
+        {
+            var action = content.ToObject<DeviceActionWrapper>();
+
+            if (action == null)
+            {
+                this.LogWarning("Received null DeviceActionWrapper");
+                return;
+            }
+
+            DeviceJsonApi.DoDeviceAction(action);
+        });
+    }
+}

src/PepperDash.Essentials.MobileControl/MobileControlSystemController.cs

@@ -242,6 +242,12 @@ namespace PepperDash.Essentials
 
             AddPreActivationAction(() => LinkSystemMonitorToAppServer());
 
+            AddPreActivationAction(() =>
+            {
+                var actionMessenger = new DeviceActionMessenger("deviceActionMessenger-" + Key, "/action");
+                AddDeviceMessenger(actionMessenger);
+            });
+
             AddPreActivationAction(() => AddWebApiPaths());
 
             AddPreActivationAction(() =>