feat: add logs formatting

2025-12-19 09:35:23 +03:00
parent 18a50b745d
commit 717efe6781
6 changed files with 279 additions and 1 deletions
@@ -0,0 +1,111 @@
+using Microsoft.Extensions.Logging.Abstractions;
+
+namespace GSS2.Test;
+
+public sealed class ConsoleFormatter : Microsoft.Extensions.Logging.Console.ConsoleFormatter
+{
+    private static class Ansi
+    {
+        public const string Reset = "\x1b[0m";
+
+        public static string Color(ConsoleColor color) => color switch
+        {
+            ConsoleColor.Black => "\x1b[30m",
+            ConsoleColor.DarkRed => "\x1b[31m",
+            ConsoleColor.DarkGreen => "\x1b[32m",
+            ConsoleColor.DarkYellow => "\x1b[33m",
+            ConsoleColor.DarkBlue => "\x1b[34m",
+            ConsoleColor.DarkMagenta => "\x1b[35m",
+            ConsoleColor.DarkCyan => "\x1b[36m",
+            ConsoleColor.Gray => "\x1b[37m",
+
+            ConsoleColor.Red => "\x1b[91m",
+            ConsoleColor.Green => "\x1b[92m",
+            ConsoleColor.Yellow => "\x1b[93m",
+            ConsoleColor.Blue => "\x1b[94m",
+            ConsoleColor.Magenta => "\x1b[95m",
+            ConsoleColor.Cyan => "\x1b[96m",
+            ConsoleColor.White => "\x1b[97m",
+
+            _ => Reset
+        };
+    }
+
+    public ConsoleFormatter() : base(nameof(ConsoleFormatter))
+    { }
+
+    public override void Write<TState>(in LogEntry<TState> logEntry, IExternalScopeProvider? scopeProvider, TextWriter textWriter)
+    {
+        var timestamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff");
+        var level = logEntry.LogLevel switch
+        {
+            LogLevel.Trace => "TRACE",
+            LogLevel.Debug => "DEBUG",
+            LogLevel.Information => "INFO",
+            LogLevel.Warning => "WARN",
+            LogLevel.Error => "ERROR",
+            LogLevel.Critical => "CRIT",
+            _ => "NONE",
+        };
+        var category = logEntry.Category;
+        var eventId = logEntry.EventId.Id;
+        var eventName = logEntry.EventId.Name;
+        var message = logEntry.Formatter?.Invoke(logEntry.State, logEntry.Exception);
+
+        if (Console.IsOutputRedirected)
+        {
+            textWriter.WriteLine($"[{timestamp}] [{level}] [{category}] {message}");
+        }
+        else
+        {
+            var levelColor = Ansi.Color(GetLogLevelColor(logEntry.LogLevel));
+            var categoryColor = Ansi.Color(ConsoleColor.Blue);
+
+            textWriter.Write('[');
+            textWriter.Write(timestamp);
+            textWriter.Write("] [");
+            textWriter.Write(levelColor);
+            textWriter.Write(level);
+            textWriter.Write(Ansi.Reset);
+            textWriter.Write("] [");
+            textWriter.Write(categoryColor);
+            textWriter.Write(category);
+            textWriter.Write(Ansi.Reset);
+            textWriter.Write("] [");
+            textWriter.Write(eventId);
+            textWriter.Write("] [");
+            textWriter.Write(eventName);
+            textWriter.Write("] ");
+            
+            textWriter.WriteLine(message);
+        }
+
+        if (logEntry.Exception != null)
+        {
+            if (!Console.IsOutputRedirected)
+                Console.ForegroundColor = ConsoleColor.DarkRed;
+
+            textWriter.WriteLine(logEntry.Exception);
+
+            if (!Console.IsOutputRedirected)
+                Console.ResetColor();
+        }
+    }
+
+    private static void WriteColored(TextWriter writer, string text, ConsoleColor color)
+    {
+        var originalColor = Console.ForegroundColor;
+        Console.ForegroundColor = color;
+        writer.Write(text);
+        Console.ForegroundColor = originalColor;
+    }
+    private static ConsoleColor GetLogLevelColor(LogLevel level) => level switch
+    {
+        LogLevel.Trace => ConsoleColor.DarkGray,
+        LogLevel.Debug => ConsoleColor.Gray,
+        LogLevel.Warning => ConsoleColor.Yellow,
+        LogLevel.Error => ConsoleColor.Red,
+        LogLevel.Critical => ConsoleColor.DarkRed,
+        _ => Console.ForegroundColor
+    };
+}