public async Task <TeacherStudentResource> AddCourse([FromBody] AddCourseStudent st_course)
{
int lowest = 0;
int tlow;
//here otherId is CourseId
var teachers = await IStudent.getTeachers(st_course.otherId); //using courseId
int[] teachercount = new int[teachers.Count];
//to find teacher with lowest students
foreach (var t in teachers)
{
tlow = teachers.IndexOf(t);
//teachercount[tlow] = db.TeacherStudent.Where(ts => ts.TeacherId == t.TeacherId).Count();
teachercount[tlow] = IStudent.getTeacherStudentCount(t.TeacherId, false);
if (teachercount[lowest] > teachercount[tlow] && lowest != tlow)
{
lowest = tlow;
}
}
//teachers[lowest].TeacherId; is teacherId. lowest is index of the teacherId to select
var res = new TeacherStudent();
res.StudentId = st_course.studentId;
res.TeacherId = teachers[lowest].TeacherId;
IStudent.AdderAsync(res);
TeacherNotification(teachers[lowest].TeacherId, st_course.studentId, "S", 0);
return(mapper.Map <TeacherStudent, TeacherStudentResource>(res));
}
public Teacher AddStudent(Guid teacherId, Student student)
{
Teacher teacher = _teacherRepository.FindById(teacherId);
TeacherStudent teacherStudent = new TeacherStudent
{
TeacherId = teacher.UserId,
Teacher = teacher,
StudentId = student.UserId,
Student = student,
Status = "active"
};
teacher.TeacherStudents.Add(teacherStudent);
_teacherRepository.Update(teacher);
return(teacher);
}
public Teacher RemoveStudent(Guid teacherId, Student student)
{
Teacher teacher = _teacherRepository.FindTeacherWithStudentsAndCoursesById(teacherId);
TeacherStudent studentToRemove = teacher.TeacherStudents.FirstOrDefault(tchstd => tchstd.StudentId == student.UserId);
teacher.TeacherStudents.Remove(studentToRemove);
foreach (var course in teacher.Courses)
{
StudentCourse studentCourse = student.StudentCourses.FirstOrDefault(stdcou => stdcou.CourseId == course.Id);
student.StudentCourses.Remove(studentCourse);
}
_studentService.UpdateStudent(student);
_teacherRepository.Update(teacher);
return(teacher);
}
public async Task <IActionResult> Create([Bind("ID,Name,Surname,Phone")] Students students)
{
if (ModelState.IsValid)
{
var a = _context.Add(students);
await _context.SaveChangesAsync();
TeacherStudent teacherStudent = new TeacherStudent
{
StudentID = a.Entity.ID,
TeacherID = User.FindFirstValue(ClaimTypes.NameIdentifier)
};
await _context.TeacherStudent.AddAsync(teacherStudent);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(students));
}
public int Remover(TeacherStudent ob)
{
db.Remove(ob); return(1);
}
public int AdderAsync(TeacherStudent ob)
{
db.AddAsync(ob); return(1);
}
