Add client log filters and dashboard links

src/TaxBaik.Web/Endpoints/ClientLogs/GetRecentLogsEndpoint.cs

@@ -18,12 +18,10 @@ public sealed class RecentClientLogEntry
 
 public sealed class GetRecentLogsEndpoint : EndpointWithoutRequest<IReadOnlyList<RecentClientLogEntry>>
 {
-    private readonly ILogger<GetRecentLogsEndpoint> _logger;
     private readonly IWebHostEnvironment _environment;
 
-    public GetRecentLogsEndpoint(ILogger<GetRecentLogsEndpoint> logger, IWebHostEnvironment environment)
+    public GetRecentLogsEndpoint(IWebHostEnvironment environment)
     {
-        _logger = logger;
         _environment = environment;
     }
 
@@ -35,6 +33,11 @@ public sealed class GetRecentLogsEndpoint : EndpointWithoutRequest<IReadOnlyList
 
     public override async Task HandleAsync(CancellationToken ct)
     {
+        var level = Query<string>("level");
+        var source = Query<string>("source");
+        var route = Query<string>("route");
+        var term = Query<string>("q");
+
         var logDir = Path.Combine(_environment.ContentRootPath, "logs");
         if (!Directory.Exists(logDir))
         {
@@ -56,7 +59,9 @@ public sealed class GetRecentLogsEndpoint : EndpointWithoutRequest<IReadOnlyList
                 if (!line.Contains("ClientLog ", StringComparison.OrdinalIgnoreCase))
                     continue;
 
-                entries.Add(Parse(line));
+                var entry = Parse(line);
+                if (Matches(entry, level, source, route, term))
+                    entries.Add(entry);
             }
         }
 
@@ -80,6 +85,36 @@ public sealed class GetRecentLogsEndpoint : EndpointWithoutRequest<IReadOnlyList
         return entry;
     }
 
+    private static bool Matches(RecentClientLogEntry entry, string? level, string? source, string? route, string? term)
+    {
+        if (!string.IsNullOrWhiteSpace(level) &&
+            !string.Equals(entry.Level, level, StringComparison.OrdinalIgnoreCase))
+        {
+            return false;
+        }
+
+        if (!string.IsNullOrWhiteSpace(source) &&
+            !(entry.Source?.Contains(source, StringComparison.OrdinalIgnoreCase) ?? false))
+        {
+            return false;
+        }
+
+        if (!string.IsNullOrWhiteSpace(route) &&
+            !(entry.Route?.Contains(route, StringComparison.OrdinalIgnoreCase) ?? false))
+        {
+            return false;
+        }
+
+        if (!string.IsNullOrWhiteSpace(term) &&
+            !(entry.Message?.Contains(term, StringComparison.OrdinalIgnoreCase) ?? false) &&
+            !(entry.Source?.Contains(term, StringComparison.OrdinalIgnoreCase) ?? false))
+        {
+            return false;
+        }
+
+        return true;
+    }
+
     private static string? Extract(string text, string start, string end)
     {
         var index = text.IndexOf(start, StringComparison.OrdinalIgnoreCase);