Improved logging (#678)

app/MindWork AI Studio/Tools/Services/RustAvailabilityMonitorService.cs

@@ -100,7 +100,7 @@ public sealed class RustAvailabilityMonitorService : BackgroundService, IMessage
     {
         try
         { 
-            await this.rustService.ReadUserLanguage();
+            await this.rustService.ReadUserLanguage(forceRequest: true);
         }
         catch (Exception e)
         {

app/MindWork AI Studio/Tools/Services/RustService.OS.cs

@@ -2,15 +2,34 @@
 
 public sealed partial class RustService
 {
-    public async Task<string> ReadUserLanguage()
+    public async Task<string> ReadUserLanguage(bool forceRequest = false)
     {
-        var response = await this.http.GetAsync("/system/language");
-        if (!response.IsSuccessStatusCode)
+        if (!forceRequest && !string.IsNullOrWhiteSpace(this.cachedUserLanguage))
+            return this.cachedUserLanguage;
+
+        await this.userLanguageLock.WaitAsync();
+        try
         {
-            this.logger!.LogError($"Failed to read the user language from Rust: '{response.StatusCode}'");
-            return string.Empty;
+            if (!forceRequest && !string.IsNullOrWhiteSpace(this.cachedUserLanguage))
+                return this.cachedUserLanguage;
+
+            var response = await this.http.GetAsync("/system/language");
+            if (!response.IsSuccessStatusCode)
+            {
+                this.logger!.LogError($"Failed to read the user language from Rust: '{response.StatusCode}'");
+                return string.Empty;
+            }
+
+            var userLanguage = (await response.Content.ReadAsStringAsync()).Trim();
+            if (string.IsNullOrWhiteSpace(userLanguage))
+                return string.Empty;
+            
+            this.cachedUserLanguage = userLanguage;
+            return userLanguage;
+        }
+        finally
+        {
+            this.userLanguageLock.Release();
         }
-        
-        return await response.Content.ReadAsStringAsync();
     }
 }

app/MindWork AI Studio/Tools/Services/RustService.cs

@@ -17,6 +17,7 @@ public sealed partial class RustService : BackgroundService
     private static string TB(string fallbackEN) => I18N.I.T(fallbackEN, typeof(RustService).Namespace, nameof(RustService));
     
     private readonly HttpClient http;
+    private readonly SemaphoreSlim userLanguageLock = new(1, 1);
 
     private readonly JsonSerializerOptions jsonRustSerializerOptions = new()
     {
@@ -29,6 +30,7 @@ public sealed partial class RustService : BackgroundService
     
     private ILogger<RustService>? logger;
     private Encryption? encryptor;
+    private string? cachedUserLanguage;
     
     private readonly string apiPort;
     private readonly string certificateFingerprint;
@@ -88,6 +90,7 @@ public sealed partial class RustService : BackgroundService
     public override void Dispose()
     {
         this.http.Dispose();
+        this.userLanguageLock.Dispose();
         base.Dispose();
     }