public override ValidationResult Validate(SessionRequestDto entity)
{
var validation = base.Validate(entity);
if (validation.Errors.Any())
{
return(validation);
}
var hasComponent = _componentRepository.GetComponentsByModule(entity.ModuleId);
if (!hasComponent.Any())
{
validation.Errors.Add("You can't open a session without any components");
}
var classroomByModule = _classroomRepository.GetClassroomByModule(entity.ModuleId);
if (classroomByModule == null)
{
validation.Errors.Add($"No classroom was assigned to {entity.ModuleId}");
}
var session = _repository.GetOpenSessions(entity.ModuleId).ToList();
if (session.Count >= 1)
{
validation.Errors.Add($"A session for {entity.ModuleId} was already opened");
}
return(validation);
}
public async Task <ValidationResult> DeleteModule(Guid id)
{
var validationResult = new ValidationResult();
var module = _moduleRepository.GetModule(id);
if (module == null)
{
return(null);
}
var classroom = _classroomRepository.GetClassroomByModule(module.Id);
if (classroom != null)
{
validationResult = _classroomValidator.Validate(classroom);
return(validationResult);
}
await _moduleRepository.DeleteModule(id);
return(validationResult);
}
private (int totalStudents, int finishedStudents) GetStudentStats(Session session)
{
var classRoom = _classRoomRepo.GetClassroomByModule(session.ModuleId);
if (classRoom == null)
{
return(0, 0);
}
var totalStudents = classRoom.Users.Count;
var componentCount = session.Module.Components.Count;
var finishedStudents = 0;
foreach (var classRoomUser in classRoom.Users)
{
var results = _resultRepo.FindResult(session.Id, classRoomUser.Id).ToList();
if (results.Count >= componentCount)
{
finishedStudents++;
}
}
return(totalStudents, finishedStudents);
}
