protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
Task <bool> loginTask;
if (!string.IsNullOrEmpty(_config.LoginCookie))
{
_logger.LogInformation("Logging in with login cookie");
loginTask = _httpClient.Authenticate(_config.LoginCookie);
}
else if (!string.IsNullOrEmpty(GetPassword()) && !string.IsNullOrEmpty(GetUserName()))
{
_logger.LogInformation("Logging in with username and password");
loginTask = _httpClient.Authenticate(GetUserName(), GetPassword());
}
else
{
await HandleError("No authentication provided!");
return;
}
if (!await loginTask)
{
await HandleError("Authentication for fetching grades failed!");
return;
}
_logger.LogDebug("Execution started");
_logger.LogInformation($"Storing and saving results to {SaveFilePath}");
var parser = new GradingParser(_httpClient);
var degrees = LoadFromFile().ToArray();
while (!stoppingToken.IsCancellationRequested)
{
try
{
var task = UpdateExamResults(parser, degrees);
task.Wait(stoppingToken);
degrees = task.Result.ToArray();
SaveToFile(degrees);
}
catch (Exception e)
{
await HandleError(e);
}
await Task.Delay(15 * 60 * 1000, stoppingToken);
}
}
private static bool Authenticate(LsfHttpClient httpClient)
{
Console.Write("Please enter your lsf username: "******"Please enter your lsf password: "******"Authentication failed!");
return(false);
}
return(true);
}
