internal Model.Member FindMe(string id)
{
if(Items == null || Items.Count <= 0)
{
return null;
}
Model.Member member = Items.FirstOrDefault(x => x.Id == id);
if(member != null)
{
member.IsMe = true;
switch(member.Auth)
{
case AuthType.STUDENT:
Student student = StudentItems.Single(x => x.Id == id);
student.IsMe = true;
break;
case AuthType.TEACHER:
Teacher teacher = TeacherItems.Single(x => x.Id == id);
teacher.IsMe = true;
break;
case AuthType.PARENT:
Parent parent = ParentItems.Single(x => x.Id == id);
parent.IsMe = true;
break;
}
return member;
}
return new Model.Member();
}
internal void AddStudent(Student student)
{
lock (_lock)
{
// Once locked, you can manipulate the collection safely from another thread
StudentItems.Add((Student)student.Clone());
}
}
internal Student GetStudentByIdx(int idx)
{
if (StudentItems == null || StudentItems.Count <= 0) return null;
return StudentItems.Where(x => x.Idx == idx).FirstOrDefault();
}
