/// <summary>
/// Add trainee
/// </summary>
/// <param name="newTrainee"></param>
public void AddTrainee(Trainee newTrainee)
{
if (XML.GetAllTraineesFromXml(_traineesXml).Any(t => t.Id == newTrainee.Id))
{
throw new Exception("The trainee already exist in the system");
}
_traineesXml.Add(XML.ConvertTraineeToXml(newTrainee));
_traineesXml.Save(Configuration.TraineesXmlFilePath);
_traineeChanged = true;
}
/// <summary>
/// update an existing trainee
/// </summary>
/// <param name="updatedTrainee"></param>
public void UpdateTrainee(Trainee updatedTrainee)
{
if (XML.GetAllTraineesFromXml(_traineesXml).All(x => x.Id != updatedTrainee.Id))
{
throw new Exception("Trainee doesn't exist");
}
_traineesXml.Elements().First(x => x.Element("id").Value == updatedTrainee.Id.ToString()).Remove();
_traineesXml.Add(XML.ConvertTraineeToXml(updatedTrainee));
_traineesXml.Save(Configuration.TraineesXmlFilePath);
_traineeChanged = true;
}
