Added multiple providers

2025-04-26 10:56:32 +02:00
parent 83e2d37f41
commit b50ab3784c
23 changed files with 848 additions and 4 deletions
--- a/EonaCat.Logger/EonaCat.Logger.csproj
+++ b/EonaCat.Logger/EonaCat.Logger.csproj
@@ -3,7 +3,7 @@
    <TargetFrameworks>.netstandard2.1; net6.0; net7.0; net8.0; net4.8;</TargetFrameworks>
    <ApplicationIcon>icon.ico</ApplicationIcon>
 	<LangVersion>latest</LangVersion>
-    <FileVersion>1.4.6</FileVersion>
+    <FileVersion>1.4.7</FileVersion>
    <Authors>EonaCat (Jeroen Saey)</Authors>
    <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
    <Company>EonaCat (Jeroen Saey)</Company>
@@ -24,7 +24,7 @@
  </PropertyGroup>

 	<PropertyGroup>
-		<EVRevisionFormat>1.4.6+{chash:10}.{c:ymd}</EVRevisionFormat>
+		<EVRevisionFormat>1.4.7+{chash:10}.{c:ymd}</EVRevisionFormat>
 		<EVDefault>true</EVDefault>
 		<EVInfo>true</EVInfo>
 		<EVTagMatch>v[0-9]*</EVTagMatch>
--- a/EonaCat.Logger/EonaCatCoreLogger/BatchingDatabaseLogger.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/BatchingDatabaseLogger.cs
@@ -0,0 +1,187 @@
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Data.Common;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class BatchingDatabaseLogger : ILogger, IDisposable
+    {
+        private readonly string _categoryName;
+        private readonly BatchingDatabaseLoggerOptions _options;
+        private readonly LoggerScopedContext _context = new();
+        private readonly BlockingCollection<LogEntry> _queue;
+        private readonly CancellationTokenSource _cts;
+        private readonly Task _processingTask;
+
+        public bool IncludeCorrelationId { get; set; }
+        public event EventHandler<Exception> OnException;
+
+        public BatchingDatabaseLogger(string categoryName, BatchingDatabaseLoggerOptions options)
+        {
+            _categoryName = categoryName;
+            _options = options;
+            IncludeCorrelationId = options.IncludeCorrelationId;
+
+            _queue = new BlockingCollection<LogEntry>(new ConcurrentQueue<LogEntry>());
+            _cts = new CancellationTokenSource();
+            _processingTask = Task.Run(ProcessQueueAsync);
+        }
+
+        public IDisposable BeginScope<TState>(TState state) => null;
+        public bool IsEnabled(LogLevel logLevel) => _options.IsEnabled;
+
+        public void SetContext(string key, string value) => _context.Set(key, value);
+        public void ClearContext() => _context.Clear();
+        public string GetContext(string key) => _context.Get(key);
+
+        public void Log<TState>(LogLevel logLevel, EventId eventId, TState state,
+            Exception exception, Func<TState, Exception, string> formatter)
+        {
+            if (!IsEnabled(logLevel) || formatter == null) return;
+
+            var message = formatter(state, exception);
+
+            var correlationId = IncludeCorrelationId
+                ? _context.Get("CorrelationId") ?? Guid.NewGuid().ToString()
+                : null;
+
+            if (correlationId != null)
+            {
+                _context.Set("CorrelationId", correlationId);
+            }
+
+            _queue.Add(new LogEntry
+            {
+                Timestamp = DateTime.UtcNow,
+                LogLevel = logLevel.ToString(),
+                Category = _categoryName,
+                Message = message,
+                Exception = exception?.ToString(),
+                CorrelationId = correlationId
+            });
+        }
+
+        private async Task ProcessQueueAsync()
+        {
+            var batch = new List<LogEntry>();
+            var timeoutMs = (int)Math.Min(_options.BatchInterval.TotalMilliseconds, int.MaxValue);
+
+            while (!_cts.Token.IsCancellationRequested)
+            {
+                try
+                {
+                    if (_queue.TryTake(out var logEntry, timeoutMs, _cts.Token))
+                    {
+                        batch.Add(logEntry);
+
+                        // Drain the queue quickly without waiting
+                        while (_queue.TryTake(out var additionalEntry))
+                        {
+                            batch.Add(additionalEntry);
+                        }
+                    }
+
+                    if (batch.Count > 0)
+                    {
+                        await InsertBatchSafelyAsync(batch);
+                    }
+                }
+                catch (OperationCanceledException)
+                {
+                    break;
+                }
+                catch (Exception ex)
+                {
+                    OnException?.Invoke(this, ex);
+                }
+            }
+
+            // Final flush outside the loop
+            if (batch.Count > 0)
+            {
+                await InsertBatchSafelyAsync(batch);
+            }
+        }
+
+        private async Task InsertBatchSafelyAsync(List<LogEntry> batch)
+        {
+            try
+            {
+                await InsertBatchAsync(batch);
+            }
+            catch (Exception ex)
+            {
+                OnException?.Invoke(this, ex);
+            }
+            finally
+            {
+                batch.Clear();
+            }
+        }
+
+        private async Task InsertBatchAsync(List<LogEntry> batch)
+        {
+            using var connection = _options.DbProviderFactory.CreateConnection();
+            if (connection == null)
+            {
+                throw new InvalidOperationException("Failed to create database connection.");
+            }
+
+            connection.ConnectionString = _options.ConnectionString;
+            await connection.OpenAsync();
+
+            foreach (var entry in batch)
+            {
+                using var command = connection.CreateCommand();
+                command.CommandText = _options.InsertCommand;
+                command.Parameters.Clear();
+
+                command.Parameters.Add(CreateParameter(command, "Timestamp", entry.Timestamp));
+                command.Parameters.Add(CreateParameter(command, "LogLevel", entry.LogLevel));
+                command.Parameters.Add(CreateParameter(command, "Category", entry.Category));
+                command.Parameters.Add(CreateParameter(command, "Message", entry.Message));
+                command.Parameters.Add(CreateParameter(command, "Exception", entry.Exception));
+                command.Parameters.Add(CreateParameter(command, "CorrelationId", entry.CorrelationId));
+
+                await command.ExecuteNonQueryAsync();
+            }
+        }
+
+        private DbParameter CreateParameter(DbCommand command, string name, object value)
+        {
+            var param = command.CreateParameter();
+            param.ParameterName = $"@{name}";
+            param.Value = value ?? DBNull.Value;
+            return param;
+        }
+
+        public void Dispose()
+        {
+            _cts.Cancel();
+            _queue.CompleteAdding();
+            try
+            {
+                _processingTask.Wait(_options.ShutdownTimeout);
+            }
+            catch (Exception ex)
+            {
+                OnException?.Invoke(this, ex);
+            }
+        }
+
+        private class LogEntry
+        {
+            public DateTime Timestamp { get; set; }
+            public string LogLevel { get; set; }
+            public string Category { get; set; }
+            public string Message { get; set; }
+            public string Exception { get; set; }
+            public string CorrelationId { get; set; }
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/BatchingDatabaseLoggerOptions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/BatchingDatabaseLoggerOptions.cs
@@ -0,0 +1,20 @@
+using System;
+using System.Data.Common;
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class BatchingDatabaseLoggerOptions
+    {
+        public DbProviderFactory DbProviderFactory { get; set; }
+        public string ConnectionString { get; set; }
+        public string InsertCommand { get; set; } =
+            @"INSERT INTO Logs (Timestamp, LogLevel, Category, Message, Exception, CorrelationId)
+              VALUES (@Timestamp, @LogLevel, @Category, @Message, @Exception, @CorrelationId)";
+
+        public bool IsEnabled { get; set; } = true;
+        public bool IncludeCorrelationId { get; set; } = true;
+
+        public TimeSpan BatchInterval { get; set; } = TimeSpan.FromSeconds(5); // 5 sec batch
+        public TimeSpan ShutdownTimeout { get; set; } = TimeSpan.FromSeconds(10); // wait on shutdown
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/BatchingDatabaseLoggerProvider.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/BatchingDatabaseLoggerProvider.cs
@@ -0,0 +1,24 @@
+using Microsoft.Extensions.Logging;
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class BatchingDatabaseLoggerProvider : ILoggerProvider
+    {
+        private readonly BatchingDatabaseLoggerOptions _options;
+
+        public BatchingDatabaseLoggerProvider(BatchingDatabaseLoggerOptions options)
+        {
+            _options = options;
+        }
+
+        public ILogger CreateLogger(string categoryName)
+        {
+            return new BatchingDatabaseLogger(categoryName, _options);
+        }
+
+        public void Dispose()
+        {
+            // Will be disposed in BatchingDatabaseLogger itself
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/DatabaseLogger.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/DatabaseLogger.cs
@@ -0,0 +1,83 @@
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Data.Common;
+using System.Text;
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class DatabaseLogger : ILogger
+    {
+        private readonly string _categoryName;
+        private readonly DatabaseLoggerOptions _options;
+        private readonly LoggerScopedContext _context = new();
+
+        public bool IncludeCorrelationId { get; set; }
+        public event EventHandler<Exception> OnException;
+
+        public DatabaseLogger(string categoryName, DatabaseLoggerOptions options)
+        {
+            _categoryName = categoryName;
+            _options = options;
+            IncludeCorrelationId = options.IncludeCorrelationId;
+        }
+
+        public IDisposable BeginScope<TState>(TState state) => null;
+        public bool IsEnabled(LogLevel logLevel) => _options.IsEnabled;
+
+        public void SetContext(string key, string value) => _context.Set(key, value);
+        public void ClearContext() => _context.Clear();
+        public string GetContext(string key) => _context.Get(key);
+
+        public void Log<TState>(LogLevel logLevel, EventId eventId, TState state,
+            Exception exception, Func<TState, Exception, string> formatter)
+        {
+            if (!IsEnabled(logLevel) || formatter == null) return;
+
+            var message = formatter(state, exception);
+
+            if (IncludeCorrelationId)
+            {
+                var correlationId = _context.Get("CorrelationId") ?? Guid.NewGuid().ToString();
+                _context.Set("CorrelationId", correlationId);
+            }
+
+            try
+            {
+                using var connection = _options.DbProviderFactory.CreateConnection();
+                if (connection == null)
+                {
+                    throw new InvalidOperationException("Failed to create database connection.");
+                }
+
+                connection.ConnectionString = _options.ConnectionString;
+                connection.Open();
+
+                using var command = connection.CreateCommand();
+                command.CommandText = _options.InsertCommand;
+                command.Parameters.Clear();
+
+                command.Parameters.Add(CreateParameter(command, "Timestamp", DateTime.UtcNow));
+                command.Parameters.Add(CreateParameter(command, "LogLevel", logLevel.ToString()));
+                command.Parameters.Add(CreateParameter(command, "Category", _categoryName));
+                command.Parameters.Add(CreateParameter(command, "Message", message));
+                command.Parameters.Add(CreateParameter(command, "Exception", exception?.ToString()));
+                command.Parameters.Add(CreateParameter(command, "CorrelationId", _context.Get("CorrelationId")));
+
+                command.ExecuteNonQuery();
+            }
+            catch (Exception e)
+            {
+                OnException?.Invoke(this, e);
+            }
+        }
+
+        private DbParameter CreateParameter(DbCommand command, string name, object value)
+        {
+            var param = command.CreateParameter();
+            param.ParameterName = $"@{name}";
+            param.Value = value ?? DBNull.Value;
+            return param;
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/DatabaseLoggerOptions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/DatabaseLoggerOptions.cs
@@ -0,0 +1,17 @@
+using System.Data.Common;
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class DatabaseLoggerOptions
+    {
+        public DbProviderFactory DbProviderFactory { get; set; }
+        public string ConnectionString { get; set; }
+
+        public string InsertCommand { get; set; } =
+            @"INSERT INTO Logs (Timestamp, LogLevel, Category, Message, Exception, CorrelationId)
+              VALUES (@Timestamp, @LogLevel, @Category, @Message, @Exception, @CorrelationId)";
+
+        public bool IsEnabled { get; set; } = true;
+        public bool IncludeCorrelationId { get; set; } = true;
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/DatabaseLoggerProvider.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/DatabaseLoggerProvider.cs
@@ -0,0 +1,24 @@
+using Microsoft.Extensions.Logging;
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class DatabaseLoggerProvider : ILoggerProvider
+    {
+        private readonly DatabaseLoggerOptions _options;
+
+        public DatabaseLoggerProvider(DatabaseLoggerOptions options)
+        {
+            _options = options;
+        }
+
+        public ILogger CreateLogger(string categoryName)
+        {
+            return new DatabaseLogger(categoryName, _options);
+        }
+
+        public void Dispose()
+        {
+            // Nothing to dispose
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/DiscordLogger.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/DiscordLogger.cs
@@ -0,0 +1,80 @@
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Text;
+using System.Text.Json;
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class DiscordLogger : ILogger
+    {
+        private readonly string _categoryName;
+        private readonly DiscordLoggerOptions _options;
+        private readonly LoggerScopedContext _context = new();
+
+        public bool IncludeCorrelationId { get; set; }
+        public event EventHandler<Exception> OnException;
+
+        public DiscordLogger(string categoryName, DiscordLoggerOptions options)
+        {
+            _categoryName = categoryName;
+            _options = options;
+            IncludeCorrelationId = options.IncludeCorrelationId;
+        }
+
+        public IDisposable BeginScope<TState>(TState state) => null;
+        public bool IsEnabled(LogLevel logLevel) => _options.IsEnabled;
+
+        public void SetContext(string key, string value) => _context.Set(key, value);
+        public void ClearContext() => _context.Clear();
+        public string GetContext(string key) => _context.Get(key);
+
+        public void Log<TState>(LogLevel logLevel, EventId eventId, TState state,
+            Exception exception, Func<TState, Exception, string> formatter)
+        {
+            if (!IsEnabled(logLevel) || formatter == null) return;
+
+            var message = formatter(state, exception);
+
+            if (IncludeCorrelationId)
+            {
+                var correlationId = _context.Get("CorrelationId") ?? Guid.NewGuid().ToString();
+                _context.Set("CorrelationId", correlationId);
+            }
+
+            var logParts = new List<string>
+            {
+                $"**[{DateTime.UtcNow:u}]**",
+                $"**[{logLevel}]**",
+                $"**[{_categoryName}]**",
+                $"Message: {message}",
+            };
+
+            foreach (var kvp in _context.GetAll())
+            {
+                logParts.Add($"`{kvp.Key}`: {kvp.Value}");
+            }
+
+            if (exception != null)
+            {
+                logParts.Add($"Exception: {exception}");
+            }
+
+            string fullMessage = string.Join("\n", logParts);
+
+            try
+            {
+                using var client = new HttpClient();
+                var payload = new { content = fullMessage };
+                var content = new StringContent(JsonSerializer.Serialize(payload), Encoding.UTF8, "application/json");
+
+                client.PostAsync(_options.WebhookUrl, content).Wait();
+            }
+            catch (Exception e)
+            {
+                OnException?.Invoke(this, e);
+            }
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/DiscordLoggerOptions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/DiscordLoggerOptions.cs
@@ -0,0 +1,9 @@
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class DiscordLoggerOptions
+    {
+        public string WebhookUrl { get; set; }
+        public bool IsEnabled { get; set; } = true;
+        public bool IncludeCorrelationId { get; set; } = true;
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/DiscordLoggerProvider.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/DiscordLoggerProvider.cs
@@ -0,0 +1,24 @@
+using Microsoft.Extensions.Logging;
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class DiscordLoggerProvider : ILoggerProvider
+    {
+        private readonly DiscordLoggerOptions _options;
+
+        public DiscordLoggerProvider(DiscordLoggerOptions options)
+        {
+            _options = options;
+        }
+
+        public ILogger CreateLogger(string categoryName)
+        {
+            return new DiscordLogger(categoryName, _options);
+        }
+
+        public void Dispose()
+        {
+            // Nothing to dispose
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/Extensions/BatchingDatabaseLoggerFactoryExtensions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/Extensions/BatchingDatabaseLoggerFactoryExtensions.cs
@@ -0,0 +1,18 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using System;
+
+namespace EonaCat.Logger.EonaCatCoreLogger.Extensions
+{
+    public static class BatchingDatabaseLoggerFactoryExtensions
+    {
+        public static ILoggingBuilder AddEonaCatBatchingDatabaseLogger(this ILoggingBuilder builder, Action<BatchingDatabaseLoggerOptions> configure)
+        {
+            var options = new BatchingDatabaseLoggerOptions();
+            configure?.Invoke(options);
+
+            builder.Services.AddSingleton<ILoggerProvider>(new BatchingDatabaseLoggerProvider(options));
+            return builder;
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/Extensions/DatabaseLoggerFactoryExtensions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/Extensions/DatabaseLoggerFactoryExtensions.cs
@@ -0,0 +1,18 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using System;
+
+namespace EonaCat.Logger.EonaCatCoreLogger.Extensions
+{
+    public static class DatabaseLoggerFactoryExtensions
+    {
+        public static ILoggingBuilder AddEonaCatDatabaseLogger(this ILoggingBuilder builder, Action<DatabaseLoggerOptions> configure)
+        {
+            var options = new DatabaseLoggerOptions();
+            configure?.Invoke(options);
+
+            builder.Services.AddSingleton<ILoggerProvider>(new DatabaseLoggerProvider(options));
+            return builder;
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/Extensions/DiscordLoggerFactoryExtensions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/Extensions/DiscordLoggerFactoryExtensions.cs
@@ -0,0 +1,18 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using System;
+
+namespace EonaCat.Logger.EonaCatCoreLogger.Extensions
+{
+    public static class DiscordLoggerFactoryExtensions
+    {
+        public static ILoggingBuilder AddEonaCatDiscordLogger(this ILoggingBuilder builder, Action<DiscordLoggerOptions> configure)
+        {
+            var options = new DiscordLoggerOptions();
+            configure?.Invoke(options);
+
+            builder.Services.AddSingleton<ILoggerProvider>(new DiscordLoggerProvider(options));
+            return builder;
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/Extensions/SlackLoggerFactoryExtensions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/Extensions/SlackLoggerFactoryExtensions.cs
@@ -0,0 +1,18 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using System;
+
+namespace EonaCat.Logger.EonaCatCoreLogger.Extensions
+{
+    public static class SlackLoggerFactoryExtensions
+    {
+        public static ILoggingBuilder AddEonaCatSlackLogger(this ILoggingBuilder builder, Action<SlackLoggerOptions> configure)
+        {
+            var options = new SlackLoggerOptions();
+            configure?.Invoke(options);
+
+            builder.Services.AddSingleton<ILoggerProvider>(new SlackLoggerProvider(options));
+            return builder;
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/Extensions/TelegramLoggerFactoryExtensions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/Extensions/TelegramLoggerFactoryExtensions.cs
@@ -0,0 +1,18 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using System;
+
+namespace EonaCat.Logger.EonaCatCoreLogger.Extensions
+{
+    public static class TelegramLoggerFactoryExtensions
+    {
+        public static ILoggingBuilder AddEonaCatTelegramLogger(this ILoggingBuilder builder, Action<TelegramLoggerOptions> configure)
+        {
+            var options = new TelegramLoggerOptions();
+            configure?.Invoke(options);
+
+            builder.Services.AddSingleton<ILoggerProvider>(new TelegramLoggerProvider(options));
+            return builder;
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/FileLoggerProvider.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/FileLoggerProvider.cs
@@ -27,8 +27,6 @@ public class FileLoggerProvider : BatchingLoggerProvider
    private readonly int _maxTries;
    private readonly string _path;
    private string _logFile;
-    private bool _rollingOver;
-    private int _rollOverCount;
    private ConcurrentDictionary<string,string> _buffer = new ConcurrentDictionary<string, string>();
    private readonly LoggerScopedContext _context = new();

--- a/EonaCat.Logger/EonaCatCoreLogger/SlackLogger.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/SlackLogger.cs
@@ -0,0 +1,83 @@
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Text;
+using System.Text.Json;
+
+// This file is part of the EonaCat project(s) which is released under the Apache License.
+// See the LICENSE file or go to https://EonaCat.com/License for full license details.
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class SlackLogger : ILogger
+    {
+        private readonly string _categoryName;
+        private readonly SlackLoggerOptions _options;
+        private readonly LoggerScopedContext _context = new();
+
+        public bool IncludeCorrelationId { get; set; }
+        public event EventHandler<Exception> OnException;
+
+        public SlackLogger(string categoryName, SlackLoggerOptions options)
+        {
+            _categoryName = categoryName;
+            _options = options;
+            IncludeCorrelationId = options.IncludeCorrelationId;
+        }
+
+        public IDisposable BeginScope<TState>(TState state) => null;
+        public bool IsEnabled(LogLevel logLevel) => _options.IsEnabled;
+
+        public void SetContext(string key, string value) => _context.Set(key, value);
+        public void ClearContext() => _context.Clear();
+        public string GetContext(string key) => _context.Get(key);
+
+        public void Log<TState>(LogLevel logLevel, EventId eventId, TState state,
+            Exception exception, Func<TState, Exception, string> formatter)
+        {
+            if (!IsEnabled(logLevel) || formatter == null) return;
+
+            var message = formatter(state, exception);
+
+            if (IncludeCorrelationId)
+            {
+                var correlationId = _context.Get("CorrelationId") ?? Guid.NewGuid().ToString();
+                _context.Set("CorrelationId", correlationId);
+            }
+
+            var logParts = new List<string>
+            {
+                $"*[{DateTime.UtcNow:u}]*",
+                $"*[{logLevel}]*",
+                $"*[{_categoryName}]*",
+                $"Message: {message}",
+            };
+
+            foreach (var kvp in _context.GetAll())
+            {
+                logParts.Add($"_{kvp.Key}_: {kvp.Value}");
+            }
+
+            if (exception != null)
+            {
+                logParts.Add($"Exception: {exception}");
+            }
+
+            string fullMessage = string.Join("\n", logParts);
+
+            try
+            {
+                using var client = new HttpClient();
+                var payload = new { text = fullMessage };
+                var content = new StringContent(JsonSerializer.Serialize(payload), Encoding.UTF8, "application/json");
+
+                client.PostAsync(_options.WebhookUrl, content).Wait();
+            }
+            catch (Exception e)
+            {
+                OnException?.Invoke(this, e);
+            }
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/SlackLoggerOptions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/SlackLoggerOptions.cs
@@ -0,0 +1,13 @@
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+
+    // This file is part of the EonaCat project(s) which is released under the Apache License.
+    // See the LICENSE file or go to https://EonaCat.com/License for full license details.
+
+    public class SlackLoggerOptions
+    {
+        public string WebhookUrl { get; set; }
+        public bool IsEnabled { get; set; } = true;
+        public bool IncludeCorrelationId { get; set; } = true;
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/SlackLoggerProvider.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/SlackLoggerProvider.cs
@@ -0,0 +1,27 @@
+using Microsoft.Extensions.Logging;
+
+// This file is part of the EonaCat project(s) which is released under the Apache License.
+// See the LICENSE file or go to https://EonaCat.com/License for full license details.
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class SlackLoggerProvider : ILoggerProvider
+    {
+        private readonly SlackLoggerOptions _options;
+
+        public SlackLoggerProvider(SlackLoggerOptions options)
+        {
+            _options = options;
+        }
+
+        public ILogger CreateLogger(string categoryName)
+        {
+            return new SlackLogger(categoryName, _options);
+        }
+
+        public void Dispose()
+        {
+            // Nothing to dispose
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/TelegramLogger.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/TelegramLogger.cs
@@ -0,0 +1,57 @@
+using Microsoft.Extensions.Logging;
+using System;
+using System.Net.Http;
+using System.Text;
+using System.Text.Json;
+
+// This file is part of the EonaCat project(s) which is released under the Apache License.
+// See the LICENSE file or go to https://EonaCat.com/License for full license details.
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class TelegramLogger : ILogger
+    {
+        private readonly string _categoryName;
+        private readonly TelegramLoggerOptions _options;
+        private readonly HttpClient _httpClient = new HttpClient();
+        public event EventHandler<Exception> OnException;
+
+        public TelegramLogger(string categoryName, TelegramLoggerOptions options)
+        {
+            _categoryName = categoryName;
+            _options = options;
+        }
+
+        public IDisposable BeginScope<TState>(TState state) => null;
+        public bool IsEnabled(LogLevel logLevel) => _options.IsEnabled;
+
+        public async void Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func<TState, Exception, string> formatter)
+        {
+            if (!IsEnabled(logLevel)) return;
+
+            var message = $"[{DateTime.UtcNow:u}] [{logLevel}] {_categoryName}: {formatter(state, exception)}";
+            if (exception != null)
+            {
+                message += $"\nException: {exception}";
+            }
+
+            var url = $"https://api.telegram.org/bot{_options.BotToken}/sendMessage";
+            var payload = new
+            {
+                chat_id = _options.ChatId,
+                text = message
+            };
+
+            var content = new StringContent(JsonSerializer.Serialize(payload), Encoding.UTF8, "application/json");
+
+            try
+            {
+                await _httpClient.PostAsync(url, content);
+            }
+            catch (Exception ex)
+            {
+                OnException?.Invoke(this, ex);
+            }
+        }
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/TelegramLoggerOptions.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/TelegramLoggerOptions.cs
@@ -0,0 +1,9 @@
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class TelegramLoggerOptions
+    {
+        public string BotToken { get; set; }
+        public string ChatId { get; set; }
+        public bool IsEnabled { get; set; } = true;
+    }
+}
--- a/EonaCat.Logger/EonaCatCoreLogger/TelegramLoggerProvider.cs
+++ b/EonaCat.Logger/EonaCatCoreLogger/TelegramLoggerProvider.cs
@@ -0,0 +1,24 @@
+using Microsoft.Extensions.Logging;
+
+namespace EonaCat.Logger.EonaCatCoreLogger
+{
+    public class TelegramLoggerProvider : ILoggerProvider
+    {
+        private readonly TelegramLoggerOptions _options;
+
+        public TelegramLoggerProvider(TelegramLoggerOptions options)
+        {
+            _options = options;
+        }
+
+        public ILogger CreateLogger(string categoryName)
+        {
+            return new TelegramLogger(categoryName, _options);
+        }
+
+        public void Dispose()
+        {
+            // Nothing to dispose
+        }
+    }
+}
--- a/README.md
+++ b/README.md
@@ -380,6 +380,81 @@ private void LogHelper_OnException(object sender, ErrorMessage e)
 }
 ```

+Example of Discord Logging:
+```csharp
+loggingBuilder.AddEonaCatDiscordLogger(options =>
+{
+    options.WebhookUrl = "https://discord.com/api/webhooks/your_webhook_here";
+});
+```
+
+Example of Slack Logging:
+```csharp
+loggingBuilder.AddEonaCatSlackLogger(options =>
+{
+    options.WebhookUrl = "https://hooks.slack.com/services/your_webhook_here";
+});
+
+```
+
+Example of DatabaseLogging:
+
+Create the table:
+```csharp
+CREATE TABLE Logs (
+    Id INT IDENTITY(1,1) PRIMARY KEY, -- SERIAL for PostgreSQL, AUTO_INCREMENT for MySQL
+    Timestamp DATETIME NOT NULL,
+    LogLevel NVARCHAR(50),
+    Category NVARCHAR(255),
+    Message NVARCHAR(MAX),
+    Exception NVARCHAR(MAX),
+    CorrelationId NVARCHAR(255)
+);
+```
+
+MySQL:
+```csharp
+using MySql.Data.MySqlClient;
+
+loggingBuilder.AddEonaCatDatabaseLogger(options =>
+{
+    options.DbProviderFactory = MySqlClientFactory.Instance;
+    options.ConnectionString = "Server=localhost;Database=EonaCatLogs;User=root;Password=yourpassword;";
+});
+```
+
+SQL Server:
+```csharp
+using Microsoft.Data.SqlClient;
+
+loggingBuilder.AddEonaCatDatabaseLogger(options =>
+{
+    options.DbProviderFactory = SqlClientFactory.Instance;
+    options.ConnectionString = "Server=localhost;Database=EonaCatLogs;User Id=sa;Password=yourpassword;";
+});
+```
+
+PostgreSQL:
+```csharp
+using Npgsql;
+
+loggingBuilder.AddEonaCatDatabaseLogger(options =>
+{
+    options.DbProviderFactory = NpgsqlFactory.Instance;
+    options.ConnectionString = "Host=localhost;Database=EonaCatLogs;Username=postgres;Password=yourpassword;";
+});
+```
+
+Example of batching database logging:
+```csharp
+loggingBuilder.AddEonaCatBatchingDatabaseLogger(options =>
+{
+    options.DbProviderFactory = MySql.Data.MySqlClient.MySqlClientFactory.Instance;
+    options.ConnectionString = "Server=localhost;Database=EonaCatLogs;User=root;Password=yourpassword;";
+    options.BatchInterval = TimeSpan.FromSeconds(10); // Flush every 10 seconds
+});
+```
+
 Example of adding custom context to the log messages:

 ```csharp