public async Task <EConnectionResult> WaitForLogin(bool reconnect = false, CancellationToken cancellationToken = default)
{
try
{
// the login semaphore only allows one login attempt simultaneously
await _loginSemaphore.WaitAsync(cancellationToken);
// check if we are already connected
if (!reconnect && _connectionStatus == EConnectionResult.Connected)
{
return(EConnectionResult.Connected);
}
_connectionStatus = EConnectionResult.Connecting;
// var connectionResult = EConnectionResult.Disconnected;
var retryStarted = false;
while (_connectionStatus != EConnectionResult.Connected)
{
_connectionStatus = await LoginAsync(retryStarted, cancellationToken);
switch (_connectionStatus)
{
case EConnectionResult.InvalidCredentials:
_logger.LogWarning("Invalid credentials... terminating service.");
var applicationLifetime = _host.Services.GetService <IHostApplicationLifetime>();
applicationLifetime.StopApplication();
return(EConnectionResult.InvalidCredentials);
case EConnectionResult.InvalidLocation:
if (!retryStarted)
{
_logger.LogWarning("Invalid location... web server might be down... retrying...");
}
break;
case EConnectionResult.Connected:
break;
default:
if (!retryStarted)
{
_logger.LogWarning($"Error: Login returned {_connectionStatus}.. retrying...");
}
break;
}
await Task.Delay(5000, cancellationToken);
retryStarted = true;
}
}
finally
{
try
{
_loginSemaphore.Release();
}
catch (ObjectDisposedException) {}
}
return(EConnectionResult.Connected);
}
public void ResetConnection()
{
_connectionStatus = EConnectionResult.Disconnected;
}
