fix

WelsonJS.Toolkit/WelsonJS.Service/MessageReceiver.cs

@@ -1,9 +1,9 @@
 // MessageReceiver.cs
 // https://github.com/gnh1201/welsonjs
-using DeviceId;
 using Grpc.Core;
 using Grpc.Net.Client;
 using System;
+using System.Management;
 using System.ServiceProcess;
 using System.Threading.Tasks;
 using WelsonJS.GrpcService;
@@ -15,29 +15,39 @@ namespace WelsonJS.Service
         private GrpcChannel channel;
         private ServiceMain parent;
         private string deviceId;
+        private string serverAddress;
 
         public MessageReceiver(ServiceBase parent, string workingDirectory)
         {
             this.parent = (ServiceMain)parent;
 
             // Read the device ID on this computer
-            deviceId = new DeviceIdBuilder()
-                .OnWindows(windows => windows.AddWindowsDeviceId())
-                .ToString();
+            deviceId = GetSystemUUID();
 
             // Read configuration from settings.ini
             try
             {
-                // Get the GRPC server URL from settings
-                string grpcServerAddress = this.parent.GetSettingsFileHandler().Read("GRPC_HOST", "Service");
-
-                // Set the GRPC channel
-                channel = GrpcChannel.ForAddress(grpcServerAddress);
+                serverAddress = this.parent.GetSettingsFileHandler().Read("GRPC_HOST", "Service");
             }
             catch (Exception ex)
             {
-                this.parent.Log(ex.Message);
-                channel = null;
+                serverAddress = null;
+                this.parent.Log($"Failed to read the server address: {ex.Message}");
+            }
+
+            // Set the GRPC channel
+            if (serverAddress != null)
+            {
+                try
+                {
+                    this.parent.Log($"Use the remote address: {serverAddress}");
+                    channel = GrpcChannel.ForAddress(serverAddress);
+                }
+                catch (Exception ex)
+                {
+                    channel = null;
+                    this.parent.Log($"Failed to initialize the GRPC channel: {ex.Message}");
+                }
             }
         }
         
@@ -46,16 +56,18 @@ namespace WelsonJS.Service
             if (channel != null)
             {
                 Task.Run(() => GetTask());
+                parent.Log("GRPC Message Receiver Started");
             }
             else
             {
                 parent.Log("Not Initializd GRPC channel");
             }
-            
         }
 
         private async Task GetTask()
         {
+            parent.Log("Use the device ID: " + deviceId);
+
             try
             {
                 var client = new MessageController.MessageControllerClient(channel);
@@ -79,5 +91,25 @@ namespace WelsonJS.Service
                 channel?.Dispose();
             }
         }
+
+        private string GetSystemUUID()
+        {
+            try
+            {
+                using (var searcher = new ManagementObjectSearcher("SELECT UUID FROM Win32_ComputerSystemProduct"))
+                {
+                    foreach (var mo in searcher.Get())
+                    {
+                        return mo["UUID"].ToString();
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                parent.Log($"An error occurred while retrieving the system UUID: {ex.Message}");
+            }
+
+            return string.Empty;
+        }
     }
 }

WelsonJS.Toolkit/WelsonJS.Service/ServiceMain.cs

@@ -123,12 +123,16 @@ namespace WelsonJS.Service
                     settingsFileHandler = null;
                 }
             }
+            else
+            {
+                Log($"Configuration file not found: {settingsFilePath}");
+            }
 
             // set script name
             if (string.IsNullOrEmpty(scriptName))
             {
                 scriptName = "defaultService";
-                Log("Script name not provided. Using default value: " + scriptName);
+                Log($"Script name not provided. Using default value: {scriptName}");
             }
 
             // set path of the script
@@ -215,16 +219,14 @@ namespace WelsonJS.Service
                 Log("File Event Monitor is Disabled");
             }
 
-            // Start GRPC based message receiver
+            // Start GRPC Message Receiver
             if (!disabledMessageReceiver) {
                 MessageReceiver receiver = new MessageReceiver(this, workingDirectory);
                 receiver.Start();
-
-                Log("GRPC Message Receiver Started");
             }
             else
             {
-                Log("GRPC Message Reciver is Disabled");
+                Log("GRPC Message Receiver is Disabled");
             }
 
             // Start all the registered timers

defaultService.js

@@ -1,7 +1,13 @@
+var SYS = require("lib/system");
+
 function main(args) {
     console.log("WelsonJS.Service required.");
 }
 
+function getDeviceID() {
+    return SYS.getUUID();
+}
+
 function onServiceStart() {
     return "onServiceStart recevied";
 }
@@ -14,6 +20,10 @@ function onServiceElapsedTime() {
     return "onServiceElapsedTime recevied";
 }
 
+function onMessageReceived() {
+	return "onMessageReceived recevied. " + args.join(', ');
+}
+
 function onServiceScreenTime(args) {
     return "onServiceScreenTime recevied. " + args.join(', ');
 }
@@ -27,6 +37,7 @@ function onFileRuleMatched(args) {
 }
 
 exports.main = main;
+exports.getDeviceID = getDeviceID;
 exports.onServiceStart = onServiceStart;
 exports.onServiceStop = onServiceStop;
 exports.onServiceElapsedTime = onServiceElapsedTime;