public static void WriteAndResetColor(ConsoleColor color, AbstractConsole console, string text)
{
var resetPoint = CreateColorResetPoint(console);
console.ForegroundColor = color;
console.WriteLine(text);
resetPoint();
}
public TraceConsole(AbstractConsole console, ICommand command)
{
Console = console;
Command = command;
_disposables = new List<IDisposable>();
TraceableCommand = command as ITraceableCommand;
if (TraceableCommand != null)
{
Trace.AutoFlush = true;
TraceSource = new TraceSource(command.Name)
{
Switch = new SourceSwitch(Command.Name)
{
Level = SourceLevels.All
}
};
if (!string.IsNullOrEmpty(TraceableCommand.WriteFile))
{
var fileName = string.Format(TraceableCommand.WriteFile.Replace("{", "{0:"),DateTime.Now);
var fileInfo = new FileInfo(fileName);
if (fileInfo.Directory != null && !fileInfo.Directory.Exists)
{
fileInfo.Directory.Create();
}
var listener = new TimestampedTextWriterTraceListener(fileName);
listener.Filter = new EventTypeFilter(!TraceableCommand.FileLogLevel.Any() ? GetLevel(TraceableCommand.LogLevel) : GetLevel(TraceableCommand.FileLogLevel));
TraceSource.Listeners.Add(listener);
_disposables.Add(listener);
}
if (TraceableCommand.WriteEventLog)
{
var listener = new EventLogTraceListener(Command.Name);
listener.Filter = new EventTypeFilter(!TraceableCommand.EventLogLevel.Any() ? GetLevel(TraceableCommand.LogLevel) : GetLevel(TraceableCommand.EventLogLevel));
TraceSource.Listeners.Add(listener);
_disposables.Add(listener);
}
}
}
private void LogException(AbstractConsole console, Exception exception, ICommand command)
{
if (console == null)
console = Console;
var traceconsole = console as TraceConsole;
var stringBuilder = new StringBuilder();
stringBuilder.AppendLine("Unexpected error happended while proceeding the command: " + command.Name);
var exceptionWalker = new ExceptionWalker(exception);
foreach (var message in exceptionWalker.GetExceptionMessages())
{
stringBuilder.AppendLine(message);
}
if(traceconsole != null)
{
//If we have a TraceConsole, trace as error, otherwise use the default Console
try
{
traceconsole.TraceEvent(TraceEventType.Error, 0, stringBuilder.ToString());
}
catch (Exception ex)
{
//In case of any errors regardings the tracing (e.g. missing FileWrite rights) use
//the default console and log this exception as well
ConsoleHelper.WriteLineInRed(Console, stringBuilder.ToString());
LogException(Console, ex, command);
}
}
else
{
ConsoleHelper.WriteLineInRed(Console, stringBuilder.ToString());
}
}
public static Action CreateColorResetPoint(AbstractConsole console)
{
var currentColor = console.ForegroundColor;
return () => console.ForegroundColor = currentColor;
}
public static void WriteLineInGreen(AbstractConsole console, string text)
{
WriteAndResetColor(ConsoleColor.Green, console, text);
}
public static void WriteLineInRed(AbstractConsole console, string text)
{
WriteAndResetColor(ConsoleColor.Red, console, text);
}