public ILoggerBuilder TryCreateLogger()
{
try
{
var loggerConfiguration = new LoggerConfiguration()
.ReadFrom.Configuration(_configuration)
.WriteTo.Debug()
.WriteTo.Console();
if (_writeToFiles.Value())
{
loggerConfiguration = loggerConfiguration.WriteTo.File(
"../logs/log.txt",
rollingInterval: RollingInterval.Day,
shared: true,
outputTemplate: _messageTemplate.Value());
}
_logger = loggerConfiguration.CreateLogger();
}
catch (Exception exception)
{
_exception = exception;
}
return(this);
}
public Logger Logger()
{
if (_elkLoggerBuilder.TryCreateLogger().Created())
{
return(_elkLoggerBuilder.Logger());
}
if (!_fileLoggerBuilder.TryCreateLogger().Created())
{
throw new InvalidOperationException(
"Cannot create file logger", _fileLoggerBuilder.ThrownException());
}
Logger logger = _fileLoggerBuilder.Logger();
logger.Error(
new InvalidOperationException(
"Logging to ELK is not available. Started to log in file",
_elkLoggerBuilder.ThrownException()),
messageTemplate: _messageTemplate.Value());
return(logger);
}
