Added Basic File Watched

Started structure of Status Service
Not Yet Tested

Pulsar/Features/EventsHub.cs

@@ -2,7 +2,6 @@ namespace Pulsar.Features;
 
 using Observatory.Framework.Files;
 using Observatory.Framework.Files.Journal;
-using Microsoft.AspNetCore.SignalR;
 
 public class EventsHub : Hub<IEventsHub>
 {

Pulsar/Features/FileHandlerService.cs

@@ -0,0 +1,68 @@
+namespace Pulsar.Features;
+
+public interface IFileHandlerService
+{
+    void HandleFile(string path);
+}
+
+public class FileHandlerService(ILogger<FileHandlerService> logger, IStatusService statusService) : IFileHandlerService
+{
+    public static readonly string MarketFileName = "Market.json";
+    public static readonly string StatusFileName = "Status.json";
+    public static readonly string OutfittingFileName = "Outfitting.json";
+    public static readonly string ShipyardFileName = "Shipyard.json";
+    public static readonly string ModulesFileName = "Modules.json";
+    public static readonly string JournalFileName = "Journal.";
+    public static readonly string RouteFileName = "Route.json";
+    public static readonly string CargoFileName = "Cargo.json";
+    public static readonly string BackpackFileName = "Backpack.json";
+    public static readonly string ModulesInfoFileName = "ModulesInfo.json";
+    public static readonly string ShipLockerFileName = "ShipLocker.json";
+    public static readonly string NavRouteFileName = "NavRoute.json";
+    
+    public static readonly string[] AllFileNames =
+    [
+        MarketFileName,
+        StatusFileName,
+        OutfittingFileName,
+        ShipyardFileName,
+        ModulesFileName,
+        JournalFileName,
+        RouteFileName,
+        CargoFileName,
+        BackpackFileName,
+        ModulesInfoFileName,
+        ShipLockerFileName,
+        NavRouteFileName
+    ];
+    
+    private readonly Dictionary<string, IJournalHandler> Handlers = new()
+    {
+        { StatusFileName, statusService },
+    };
+    
+    public void HandleFile(string path)
+    {
+        var fileInfo = new FileInfo(path);
+        var fileName = fileInfo.Name;
+        
+        // only scan the file if we recognize it
+        var match = AllFileNames.FirstOrDefault(
+            f => fileName.StartsWith(f, StringComparison.InvariantCultureIgnoreCase));
+        
+        if (string.IsNullOrWhiteSpace(match))
+        {
+            logger.LogWarning("File {FileName} is not recognized", fileName);
+            return;
+        }
+
+        if (Handlers.TryGetValue(match, out var handler))
+        {
+            logger.LogInformation("Handling file {FileName}", fileName);
+            handler.HandleFile(fileInfo.Name);
+            return;
+        }
+        
+        logger.LogInformation("File {FileName} was not handled", fileName);
+    }
+}

Pulsar/Features/FileWatcherService.cs

@@ -0,0 +1,40 @@
+namespace Pulsar.Features;
+
+public class FileWatcherService(IOptions<PulsarConfiguration> options, IFileHandlerService fileHandlerService) : IHostedService
+{
+    private FileSystemWatcher watcher = null!;
+    
+    public Task StartAsync(CancellationToken cancellationToken)
+    {
+        watcher = new FileSystemWatcher(options.Value.JournalDirectory)
+        {
+            EnableRaisingEvents = true,
+            IncludeSubdirectories = true
+        };
+        
+        watcher.BeginInit();
+        
+        watcher.Created += HandleFileChanged;
+        watcher.Changed += HandleFileChanged;
+        watcher.Renamed += HandleFileChanged; // ?
+        
+        watcher.IncludeSubdirectories = false;
+        watcher.EnableRaisingEvents = true;
+        watcher.NotifyFilter = NotifyFilters.LastWrite & NotifyFilters.Size & NotifyFilters.FileName;
+        
+        watcher.EndInit();
+        
+        return Task.CompletedTask;
+    }
+
+    private void HandleFileChanged(object sender, FileSystemEventArgs e)
+    {
+        fileHandlerService.HandleFile(e.FullPath);   
+    }
+
+    public Task StopAsync(CancellationToken cancellationToken)
+    {
+        watcher.Dispose();
+        return Task.CompletedTask;
+    }
+}

Pulsar/Features/Journal/JournalController.cs

@@ -0,0 +1,8 @@
+namespace Pulsar.Features.Journal;
+
+[ApiController]
+[Route("api/journal")]
+public class JournalController : ControllerBase
+{
+    
+}

Pulsar/Features/Status/StatusController.cs

@@ -1,5 +1,3 @@
-using Microsoft.AspNetCore.SignalR;
-
 namespace Pulsar.Features.Status;
 
 [ApiController]

Pulsar/Features/Status/StatusService.cs

@@ -0,0 +1,18 @@
+namespace Pulsar.Features.Status;
+
+public class StatusService : IStatusService
+{
+    public void HandleFile(string fileInfo)
+    {
+        throw new NotImplementedException();
+    }
+}
+
+public interface IStatusService : IJournalHandler
+{
+}
+
+public interface IJournalHandler
+{
+    void HandleFile(string fileInfo);
+}

Pulsar/Global.Usings.cs

@@ -1,9 +1,11 @@
 global using Pulsar;
 global using Pulsar.Utils;
+global using Pulsar.Features.Status;
 global using System.Text;
 global using System.Text.Json;
 global using System.Text.Json.Nodes;
 global using System.Text.Json.Serialization;
 global using Microsoft.AspNetCore.Mvc;
+global using Microsoft.AspNetCore.SignalR;
 global using Microsoft.Extensions.Options;
 

Pulsar/LoggingUtils.cs

@@ -1,29 +0,0 @@
-namespace Pulsar;
-
-public static class LoggingUtils
-{
-    internal static void LogError(Exception ex, string context)
-    {
-        var docPath = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
-        var errorMessage = new StringBuilder();
-        var timestamp = DateTime.Now.ToString("G");
-        errorMessage
-            .AppendLine($"[{timestamp}] Error encountered in Elite Observatory {context}")
-            .AppendLine(FormatExceptionMessage(ex))
-            .AppendLine();
-        File.AppendAllText(docPath + Path.DirectorySeparatorChar + "ObservatoryCrashLog.txt",
-            errorMessage.ToString());
-    }
-
-    static string FormatExceptionMessage(Exception ex, bool inner = false)
-    {
-        var errorMessage = new StringBuilder();
-        errorMessage
-            .AppendLine($"{(inner ? "Inner e" : "E")}xception message: {ex.Message}")
-            .AppendLine("Stack trace:")
-            .AppendLine(ex.StackTrace);
-        if (ex.InnerException != null)
-            errorMessage.AppendLine(FormatExceptionMessage(ex.InnerException, true));
-        return errorMessage.ToString();
-    }
-}

Pulsar/Program.cs

@@ -19,6 +19,7 @@ builder.Services.Configure<JsonOptions>(options =>
     options.JsonSerializerOptions.DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull);
 builder.Services.AddReverseProxy().LoadFromConfig(builder.Configuration.GetSection("ReverseProxy"));
 builder.Services.AddSpaYarp();
+builder.Services.AddHostedService<FileWatcherService>();
 
 var app = builder.Build();