Change to signal controller and sound the alarm

actors/csharp/sdk/client/Program.cs

@@ -54,13 +54,20 @@ class Program
         Console.WriteLine($"Smart device state: {savedData.ToString()}");
 
         // Show aggregates using controller together with smart devices
-        actorId = new ActorId("singleton");
+        actorId = new ActorId("controller");
         actorType = "ControllerActor";
         var proxyController = ActorProxy.Create<IController>(actorId, actorType);
 
-        Console.WriteLine($"Calling GetAverageTemperature on {actorType}:{actorId}...");
-        var avgTemp = await proxyController.GetAverageTemperature();
+        Console.WriteLine($"Registering the IDs of both SmartDetectors...");
+        var controllerData = new ControllerData(){
+            DeviceIds = new string[]{"1", "2"}
+        };
+        await proxyController.RegisterSmokeDetectorsAsync(controllerData);
 
-        Console.WriteLine($"Got response: {avgTemp}");
+        // Smoke detected on device 1
+        actorType = "SmokeDetectorActor";
+        actorId = new ActorId("1");
+        proxySmartDevice = ActorProxy.Create<ISmartDevice>(actorId, actorType);
+        await proxySmartDevice.DetectSmokeAsync();
     }
 }

actors/csharp/sdk/interfaces/IController.cs

@@ -5,4 +5,11 @@ public interface IController : IActor
 {
     Task<decimal> GetNetBatteryPercentage();
     Task<decimal> GetAverageTemperature();
+    Task RegisterSmokeDetectorsAsync(ControllerData data);
+    Task TriggerAlarmForAllDetectors();
 }
+
+public class ControllerData
+{
+    public string[] DeviceIds { get; set; } = default!;
+}

actors/csharp/sdk/interfaces/ISmartDevice.cs

@@ -5,6 +5,8 @@ public interface ISmartDevice : IActor
 {
     Task<string> SetDataAsync(SmartDeviceData device);
     Task<SmartDeviceData> GetDataAsync();
+    Task DetectSmokeAsync();
+    Task SoundAlarm();
 }
 
 public class SmartDeviceData

actors/csharp/sdk/service/ControllerActor.cs

@@ -1,3 +1,4 @@
+using Dapr.Actors;
 using Dapr.Actors.Runtime;
 using SmartDevice.Interfaces;
 
@@ -61,8 +62,24 @@ internal class ControllerActor : Actor, IController
     /// </summary>
     protected override Task OnDeactivateAsync()
     {
-        // Provides Opporunity to perform optional cleanup.
+        // Provides opportunity to perform optional cleanup.
         Console.WriteLine($"Deactivating actor id: {this.Id}");
         return Task.CompletedTask;
     }
+
+    public async Task RegisterSmokeDetectorsAsync(ControllerData data)
+    {
+        await this.StateManager.SetStateAsync<ControllerData>("controllerData", data);
+    }
+
+    public async Task TriggerAlarmForAllDetectors()
+    {
+        var data =  await StateManager.GetStateAsync<ControllerData>("controllerData");
+        foreach (var deviceId in data.DeviceIds)
+        {
+            var actorId = new ActorId(deviceId);
+            var proxySmartDevice = ProxyFactory.CreateActorProxy<ISmartDevice>(actorId, "SmartDetectorActor");
+            await proxySmartDevice.SoundAlarm();
+        }
+    }
 }

actors/csharp/sdk/service/SmartDetectorActor.cs

@@ -1,3 +1,4 @@
+using Dapr.Actors;
 using Dapr.Actors.Runtime;
 using SmartDevice.Interfaces;
 
@@ -47,7 +48,7 @@ internal class SmokeDetectorActor : Actor, ISmartDevice
         // Data is saved to configured state store implicitly after each method execution by Actor's runtime.
         // Data can also be saved explicitly by calling this.StateManager.SaveStateAsync();
         // State to be saved must be DataContract serializable.
-        await this.StateManager.SetStateAsync<SmartDeviceData>(
+        await StateManager.SetStateAsync<SmartDeviceData>(
             "my_data",  // state name
             data);      // data saved for the named state "my_data"
 
@@ -58,9 +59,24 @@ internal class SmokeDetectorActor : Actor, ISmartDevice
     /// Get MyData from actor's private state store
     /// </summary>
     /// <return>the user-defined MyData which is stored into state store as "my_data" state</return>
-    public Task<SmartDeviceData> GetDataAsync()
+    public async Task<SmartDeviceData> GetDataAsync()
     {
         // Gets state from the state store.
-        return this.StateManager.GetStateAsync<SmartDeviceData>("my_data");
+        return await StateManager.GetStateAsync<SmartDeviceData>("my_data");
+    }
+
+    public async Task DetectSmokeAsync()
+    {
+        // TODO: Set Status to "Alarm"
+        var controllerActorId = new ActorId("controller");
+        var controllerActorType = "ControllerActor";
+        var controllerProxy = ProxyFactory.CreateActorProxy<IController>(controllerActorId, controllerActorType);
+        await controllerProxy.TriggerAlarmForAllDetectors();
+    }
+
+    public Task SoundAlarm()
+    {
+        Console.WriteLine($"ActorId: {this.Id} is sounding the alarm");
+        return Task.CompletedTask;
     }
 }