/// <summary>
/// Lista todas las asignaturas de un curso
/// </summary>
/// <param name="courseId">
/// El id del curso
/// </param>
/// <returns>
/// Retorna una lista de objetos Subject
/// </returns>
public async Task <List <Subject> > GetByCourse(int courseId)
{
List <SubjectEntity> subjectEntities = await _subjectRepository
.GetByCourseIncludingAssignedTeacher(courseId);
List <Subject> subjects = subjectEntities
.Select(s => SubjectMapper.MapIncludingTeacher(s))
.ToList();
return(subjects);
}
/// <summary>
/// Cambia el profesor asignado a una asignatura
/// </summary>
/// <param name="subjectId">
/// El id de la asignatura
/// </param>
/// <param name="teacherId">
/// El id del profesor
/// </param>
/// <returns>
/// Retorna el objeto asignatura que contiene
/// el nuevo objeto Teacher asignado
/// </returns>
public async Task <Subject> UpdateAssignedTeacher(int subjectId, int teacherId)
{
TeacherEntity teacherEntity = await _teachertRepository.Get(teacherId);
SubjectEntity subjectEntity = await _subjectRepository
.UpdateAssignedTeacher(subjectId, teacherEntity);
Subject subject = SubjectMapper.MapIncludingTeacher(subjectEntity);
return(subject);
}