private static ClassroomsEmployment.Lesson GetLessonOfClassroomsEmployment(IElement element)
{
var number = GetLessonNumberOfClassroomsEmployment(element);
var lesson = new ClassroomsEmployment.Lesson(number);
var classrooms = element.FirstElementChild.Children;
foreach (var item in classrooms)
{
if (IsClassroomDescription(item))
{
lesson.AddClassroom(GetClassroomDescription(item));
}
}
return(lesson);
}