public async Task <bool> WriteLogEntryAsync(string entry)
{
var newFileName = _options.FileName();
// if not been initialized for 1st time, then do so
if (!_initialized)
{
await InitializeAsync();
}
// file name change implies we need to create / open a log file...
if (FileNameChanged(newFileName))
{
await OpenLogFileAsync(newFileName, _options.ClearAtStart).ConfigureAwait(false);
}
using (var stream = await _currentLogFile.OpenAsync(FileAccess.ReadAndWrite).ConfigureAwait(false))
{
// now want to append... the formatted string...
stream.Seek(0, SeekOrigin.End);
var formattedEntry = entry + "\r\n";
var data = Encoding.UTF8.GetBytes(formattedEntry);
await stream.WriteAsync(data, 0, data.Length);
}
return(true);
}