Added uptime service

Moonlight/App/Helpers/Formatter.cs

@@ -17,6 +17,18 @@ public static class Formatter
             return $"{t.Hours}h {t.Minutes}m {t.Seconds}s";
         }
     }
+    
+    public static string FormatUptime(TimeSpan t)
+    {
+        if (t.Days > 0)
+        {
+            return $"{t.Days}d  {t.Hours}h {t.Minutes}m {t.Seconds}s";
+        }
+        else
+        {
+            return $"{t.Hours}h {t.Minutes}m {t.Seconds}s";
+        }
+    }
 
     private static double Round(this double d, int decimals)
     {

Moonlight/App/Services/Background/UptimeService.cs

@@ -0,0 +1,11 @@
+namespace Moonlight.App.Services.Background;
+
+public class UptimeService
+{
+    public DateTime StartTimestamp { get; private set; }
+    
+    public UptimeService()
+    {
+        StartTimestamp = DateTime.UtcNow;
+    }
+}

Moonlight/Program.cs

@@ -167,6 +167,7 @@ namespace Moonlight
             builder.Services.AddSingleton<StatisticsCaptureService>();
             builder.Services.AddSingleton<DiscordNotificationService>();
             builder.Services.AddSingleton<CleanupService>();
+            builder.Services.AddSingleton<UptimeService>();
 
             // Third party services
             builder.Services.AddBlazorTable();
@@ -202,6 +203,7 @@ namespace Moonlight
             _ = app.Services.GetRequiredService<DiscordBotService>();
             _ = app.Services.GetRequiredService<StatisticsCaptureService>();
             _ = app.Services.GetRequiredService<DiscordNotificationService>();
+            _ = app.Services.GetRequiredService<UptimeService>();
 
             // Discord bot service
             //var discordBotService = app.Services.GetRequiredService<DiscordBotService>();

Moonlight/Shared/Views/Admin/Sys/Index.razor

@@ -2,8 +2,10 @@
 
 @using Moonlight.Shared.Components.Navigations
 @using Moonlight.App.Helpers
+@using Moonlight.App.Services.Background
 
 @inject HostSystemHelper HostSystemHelper
+@inject UptimeService UptimeService
 
 <OnlyAdmin>
     <AdminSystemNavigation Index="0"/>
@@ -70,5 +72,22 @@
                 </div>
             </div>
         </div>
+        <div class="col-xxl-6 my-3">
+            <div class="card">
+                <div class="card-header">
+                    <span class="card-title">
+                        <TL>Uptime</TL>
+                    </span>
+                </div>
+                <div class="card-body">
+                    <span class="fs-5">
+                        <TL>Moonlight is since</TL>
+                        <span class="text-primary">
+                            @(Formatter.FormatUptime(DateTime.UtcNow - UptimeService.StartTimestamp))
+                        </span>
+                    </span>
+                </div>
+            </div>
+        </div>
     </div>
 </OnlyAdmin>