public string AddChild(string motherName, string childName, string gender)
{
string result;
Member member = SearchMember(familyHead, motherName);
if (member == null)
{
result = Message.PERSON_NOT_FOUND;
}
else if (childName == null || gender == null)
{
result = Message.CHILD_ADDITION_FAILED;
}
else if (member.Gender == Gender.Female)
{
var g = (FEMALE.Equals(gender)) ? Gender.Female : Gender.Male;
var child = new Member(childName, g, member.Spouse, member);
member.AddChild(child);
result = Message.CHILD_ADDITION_SUCCEEDED;
}
else
{
result = Message.CHILD_ADDITION_FAILED;
}
return(result);
}