/// <summary>
/// update mothers info in list
/// </summary>
/// <param name="mother"></param>
public void updateMother(Mother mother)
{
XElement motherElement = (from m in DataSourceXml.Mothers.Elements()
where Convert.ToInt32(m.Element("id").Value) == mother.id
select m).FirstOrDefault();
if (motherElement != null)
{
motherElement.ReplaceWith(mother.toXML());
DataSourceXml.SaveMothers();
}
else
{
throw new Exception("the mother is not in the system.\n");
}
}
/// <summary>
/// adds a mother to list
/// </summary>
/// <param name="mother"></param>
public void addMother(Mother mother)
{
var temp = (from m in DataSourceXml.Mothers.Elements()
where Convert.ToInt32(m.Element("id").Value) == mother.id
select m).FirstOrDefault();
if (temp == null)
{
DataSourceXml.Mothers.Add(mother.toXML());
DataSourceXml.SaveMothers();
}
else
{
throw new Exception("you are trying to add a existing mother.\n");
}
}
/// <summary>
/// deletes mother from list
/// </summary>
/// <param name="mother"></param>
public void deleteMother(Mother mother)
{
XElement motherElement = (from n in DataSourceXml.Mothers.Elements()
where Convert.ToInt32(n.Element("id").Value) == mother.id
select n).FirstOrDefault();
if (motherElement != null)
{
motherElement.Remove();
DataSourceXml.SaveMothers();
}
else
{
throw new Exception("you are trying to delete a mother that does not exist\n");
}
}