private static async Task LogLineAsync(string line, LogLevels level = LogLevels.Debug)
{
if (!Enabled)
{
return;
}
if (!_initialized)
{
await Initialize();
}
if (_debuggerAttached)
{
Debug.WriteLine(line);
}
//don't write if not meeting minimum log level
if (_currentLevel > level)
{
return;
}
if (!await threadblock.WaitAsync(100))
{
lock ( _deferredEntries )
{
_deferredEntries.Add(line);
}
return;
}
try
{
List <string> list = null;
lock ( _deferredEntries )
{
if (_deferredEntries.Count > 0)
{
list = _deferredEntries.ToList();
_deferredEntries.Clear();
}
}
if (list != null)
{
foreach (var l in list)
{
await AppStorage.AppendToFileAsync(_logFile, l);
}
}
await AppStorage.AppendToFileAsync(_logFile, line);
}
catch (Exception e)
{
throw new OperationCanceledException("Logging failed", e);
}
finally
{
threadblock.Release();
}
}