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ascnet/AscNet.Logging/Logger.cs

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namespace AscNet.Logging
{
public class Logger : ILogger
{
#region Members
private readonly string _logFilePath = "log.log";
private readonly string _loggerName = "DefaultLogger";
private readonly LogLevel _logLevel = LogLevel.ALL;
private readonly LogLevel _fileLogLevel = LogLevel.ALL;
private bool _disposed;
private Type _loggerType;
#endregion
#region Instantiation
public Logger(string logFilePath)
{
_logFilePath = logFilePath;
}
public Logger(string logFilePath, LogLevel logLevel) : this(logFilePath) => _logLevel = logLevel;
public Logger(Type loggerType, string logFilePath, LogLevel logLevel) : this(logFilePath, logLevel)
{
_loggerType = loggerType;
_loggerName = loggerType.Namespace.RemoveBefore('.');
}
public Logger(Type loggerType, LogLevel logLevel, LogLevel fileLogLevel)
{
_logLevel = logLevel;
_fileLogLevel = fileLogLevel;
_loggerType = loggerType;
_loggerName = loggerType.Name;
}
public Logger(Type loggerType, string loggerName, LogLevel logLevel, LogLevel fileLogLevel)
{
_logLevel = logLevel;
_fileLogLevel = fileLogLevel;
_loggerType = loggerType;
_loggerName = loggerName;
}
#endregion
#region Methods
public void Debug(string message, string memberName = "")
{
if (!string.IsNullOrWhiteSpace(message))
{
Append(message, memberName, LogLevel.DEBUG);
}
}
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
public void Error(string message, Exception ex = null, string memberName = "")
{
if (!string.IsNullOrWhiteSpace(message))
{
if (ex == null)
{
Append(message, memberName, LogLevel.ERROR);
}
else
{
Append(message + Environment.NewLine + ex.Message + Environment.NewLine + ex.StackTrace, memberName,
LogLevel.ERROR);
}
}
}
public void Fatal(string message, Exception ex = null, string memberName = "")
{
if (!string.IsNullOrWhiteSpace(message))
{
if (ex == null)
{
Append(message, memberName, LogLevel.FATAL);
}
else
{
Append(message + Environment.NewLine + ex.Message + Environment.NewLine + ex.StackTrace, memberName,
LogLevel.FATAL);
}
}
}
public void Info(string message, string memberName = "")
{
if (!string.IsNullOrWhiteSpace(message))
{
Append(message, memberName, LogLevel.INFO);
}
}
public void Trace(string message, Exception ex)
{
// TODO
throw new NotImplementedException();
}
public void Warn(string message, Exception ex = null, string memberName = "")
{
if (!string.IsNullOrWhiteSpace(message))
{
if (ex == null)
{
Append(message, memberName, LogLevel.WARN);
}
else
{
Append(message + Environment.NewLine + ex.Message + Environment.NewLine + ex.StackTrace, memberName,
LogLevel.WARN);
}
}
}
protected virtual void Dispose(bool disposing)
{
if (!_disposed)
{
if (disposing)
{
ThreadSafeStreamWriter.Instance.Dispose();
}
_loggerType = null;
_disposed = true;
}
}
private void Append(string message, string memberName, LogLevel logLevel)
{
if (!string.IsNullOrWhiteSpace(memberName))
{
AppendToConsole($"[{memberName}][{_loggerName}]: {message}", logLevel);
AppendToFile($"[{memberName}][{_loggerName}]: {message}", logLevel);
}
else
{
AppendToConsole($"[{_loggerName}]: {message}", logLevel);
AppendToFile($"[{_loggerName}]: {message}", logLevel);
}
}
private void AppendToConsole(string message, LogLevel logLevel)
{
if (logLevel <= _logLevel)
{
switch (logLevel)
{
case LogLevel.DEBUG:
Console.ForegroundColor = ConsoleColor.Magenta;
break;
case LogLevel.INFO:
Console.ForegroundColor = ConsoleColor.Green;
break;
case LogLevel.WARN:
Console.ForegroundColor = ConsoleColor.Yellow;
break;
case LogLevel.ERROR:
Console.ForegroundColor = ConsoleColor.Red;
break;
case LogLevel.FATAL:
Console.ForegroundColor = ConsoleColor.DarkRed;
break;
default:
throw new ArgumentOutOfRangeException(nameof(logLevel), logLevel, null);
}
Console.WriteLine($"[{DateTime.Now:HH:mm:ss.fff}][{logLevel}]{message}");
Console.ResetColor();
}
}
private void AppendToFile(string message, LogLevel logLevel)
{
if (logLevel <= _fileLogLevel)
{
ThreadSafeStreamWriter.Instance.AppendLine($"[{DateTime.Now:dd.MM.yyyy HH:mm:ss.fff}][{_loggerType.Namespace}][{_loggerName}][{logLevel}]{message}");
}
}
#endregion
}
}