public IHttpActionResult GetAllTeachers()
{
string role = ((ClaimsPrincipal)RequestContext.Principal).FindFirst(x => x.Type == ClaimTypes.Role).Value;
try
{
switch (role)
{
case "admin":
var retVal1 = service.GetAll();
logger.Info("Returning all teachers.");
return(Ok(retVal1));
case "teacher":
string teacherId = ((ClaimsPrincipal)RequestContext.Principal).FindFirst(x => x.Type == "UserId").Value;
var retVal2 = service.GetById(teacherId);
logger.Info("Returning teacher with id {0} to self.", teacherId);
return(Ok(retVal2));
default:
logger.Warn("BadRequest. There is no method for this role! {0}", role);
return(BadRequest());
}
}
catch (Exception e)
{
logger.Warn("Caught exception with message {0}", e.Message);
throw new HttpResponseException(HttpStatusCode.NotFound);
}
}
public IHttpActionResult AddTeacherToStudentSubject(string studentId, int subjectId, string teacherId)
{
Student student = studentsService.GetById(studentId);
Teacher teacher = teachersService.GetById(teacherId);
if (student == null || teacher == null || subjectsService.GetById(subjectId) == null)
{
return(NotFound());
}
try
{
if (!student.StudentAttendsSubject.Select(x => x.Subject.SubjectId).Contains(subjectId))
{
throw new NullReferenceException("Student doesn't attend this subject!");
}
else if (!teacher.TeacherTeachesSubject.Select(x => x.Subject?.SubjectId).Contains(subjectId))
{
throw new NullReferenceException("Teacher doesn't teach this subject and therefore cannot be added to this student-subject pair!");
}
else
{
logger.Info("Linking teacher with student-subject");
studentsService.AddTeacherToStudentSubject(studentId, subjectId, teacherId);
return(Ok(student.StudentAttendsSubject.Select(x => x.TacherTeachesSubject?.Teacher)));
}
}
catch (NullReferenceException e)
{
logger.Error(e.Message, "Adding teacher to student-subject pair");
return(ResponseMessage(Request.CreateErrorResponse(HttpStatusCode.BadRequest, e.Message)));
}
}
public SubjectTeacherDTOOut AddTeacherToSubject(int id, SubjectTEacherDTOIn subjectToUpdt)
{
Subject subject = GetSubjectByID(id);
HashSet <Teacher> teachers = new HashSet <Teacher>();
foreach (var ID in subjectToUpdt.TeacherID)
{
Teacher teacher = teachersService.GetById(ID);
teachers.Add(teacher);
}
subject.Teachers = teachers;
db.SubjectsRepository.Update(subject);
db.Save();
IEnumerable <TeacherDTOOutReg> teachersUpdate = teachers.Select(x => Utilities.ConverterDTO.SimpleDTOConverter <TeacherDTOOutReg>(x));
SubjectTeacherDTOOut updatedSubject = new SubjectTeacherDTOOut()
{
Subject = Utilities.ConverterDTO.SimpleDTOConverter <SubjectDTO>(subject),
Teachers = teachersUpdate
};
return(updatedSubject);
}
public async Task <IActionResult> EditTeacher(int id)
{
var user = await _userManager.GetUserAsync(User);
var isAdmin = await IsAdmin();
var schools = _schoolsServices.GetAllByUserId <SchoolViewModel>(user?.UniqueGradebookId, isAdmin);
var teacher = _teachersService.GetById <TeacherInputModel>(id);
var inputModel = new TeacherModifyInputModel
{
Id = id,
Schools = schools.Select(s => new SelectListItem(s.Name, s.Id.ToString())).ToList(),
Teacher = teacher
};
return(View(inputModel));
}
public IHttpActionResult GetTeacherById(int id)
{
Teacher teacher = teachersService.GetById(id);
if (teacher == null)
{
return(NotFound());
}
return(Ok(teacher));
}
public IHttpActionResult GetTeacherById(string id)
{
Teacher teacher = teachersService.GetById(id);
if (teacher == null)
{
return(NotFound());
}
logger.Info("Requesting teacher by id");
return(Ok(teacher));
}
public HttpResponseMessage GetTeacherById(string id)
{
string userId = ((ClaimsPrincipal)RequestContext.Principal).FindFirst(x => x.Type == "UserId").Value;
string userRole = ((ClaimsPrincipal)RequestContext.Principal).FindFirst(x => x.Type == ClaimTypes.Role).Value;
logger.Info("UserRole: " + userRole + ", UserId: " + userId + ": Requesting Teacher by id: " + id);
try
{
Teacher teacher = teachersService.GetById(id);
if (teacher == null)
{
logger.Info("The teacher with id: " + id + " was not found.");
return(Request.CreateResponse(HttpStatusCode.BadRequest, "The teacher with id: " + id + " was not found."));
}
if (userRole == "admin")
{
logger.Info("Requesting found teacher convert for " + userRole + "role.");
TeacherDTOForAdmin dto = toDTO.ConvertToTeacherDTOForAdmin(teacher, (List <IdentityUserRole>)teacher.Roles);
if (dto == null)
{
logger.Info("Failed!");
return(Request.CreateResponse(HttpStatusCode.BadRequest, "Something went wrong."));
}
logger.Info("Success!");
return(Request.CreateResponse(HttpStatusCode.OK, dto));
}
else if (userRole == "teacher" && teacher.IsStillWorking == true)
{
logger.Info("Requesting found teacher convert for " + userRole + "role.");
TeacherDTOForTeacher dto = toDTO.ConvertToTeacherDTOForTeacher(teacher);
if (dto == null)
{
logger.Info("Failed!");
return(Request.CreateResponse(HttpStatusCode.BadRequest, "Something went wrong."));
}
logger.Info("Success!");
return(Request.CreateResponse(HttpStatusCode.OK, dto));
}
else if (teacher.IsStillWorking == true && (userRole == "student" || userRole == "parent"))
{
logger.Info("Requesting found teacher convert for " + userRole + "role.");
TeacherDTOForStudentAndParent dto = toDTO.ConvertToTeacherDTOForStudentAndParent(teacher);
if (dto == null)
{
logger.Info("Failed!");
return(Request.CreateResponse(HttpStatusCode.BadRequest, "Something went wrong."));
}
logger.Info("Success!");
return(Request.CreateResponse(HttpStatusCode.OK, dto));
}
else //zbog provere teacher.IsStillWorking
{
logger.Info("Authorisation failure. User " + userId + " is not authorised for this request.");
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, "Access Denied. " +
"We’re sorry, but you are not authorized to perform the requested operation."));
}
}
catch (Exception e)
{
logger.Error(e);
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, e));
}
}
public TeachDTOOut CreateTeach(TeachDTOIn newTeach)
{
logger.Info("Get student department over student department service, create teach teaches service");
StudentDepartment studentDepartment = studentDepartmentsService.GetStudentDepartmentByID(newTeach.StudentDepartmentID);
logger.Info("Get teacher over teacher service, create teach teaches service");
Teacher teacher = teachersService.GetById(newTeach.TeacherID);
logger.Info("Get subject over subject service, create teach teaches service");
Subject subject = subjectsService.GetSubjectByID(newTeach.SubjectID);
logger.Info("Get teaches over teach service, create teach teaches service");
IEnumerable <Teach> teach = GetAllTeach();
//Check if subject is for students grade
logger.Info("Checking if subject is for the selected grade, create teaches, teaches service");
var isGradeOk = subject.Grades.Any(x => x.Id == studentDepartment.Departments.Grades.Id);
if (!isGradeOk)
{
throw new SubjectIsNotForThisGrade("Wrong subject");
}
//check if teacher is teaching this subject
logger.Info("Checking if teacher is teaching subject");
var result = teacher.Subjects.Contains(subject);
if (!result)
{
logger.Info("Throwing exception, wrong teacher subject pair");
throw new TeacherDontTeachThisSubjectException("Teacher - subject pair does not match");
}
//check if subject is alreaady added to student
logger.Info("Checking if subject is already added to student");
var subjectExists = teach.Any(x => x.Subject.Equals(subject) && x.StudentDepartments.Equals(studentDepartment));
if (subjectExists)
{
logger.Info("Throwing exception subject already added to student");
throw new SubjectExistsException($"Subject {subject.SubjectName} already added to student {studentDepartment.Students.UserName}");
}
//check if teacher teach to this department, and finds who teach
logger.Info("Checking if theacher is teach in department");
var isDepartmentOK = teach.Any(x => x.Subject.Equals(subject) && x.Teachers.Equals(teacher) &&
x.StudentDepartments.Departments.Id.Equals(studentDepartment.Departments.Id));
var isSubjectInDepartment = teach.Any(x => x.Subject.Equals(subject) && x.StudentDepartments.Departments.Id.Equals(studentDepartment.Departments.Id));
var whoTeach = teach.Where(x => x.Subject.Equals(subject) && x.StudentDepartments.Equals(studentDepartment)).Select(x => x.Teachers.UserName);
if (!isDepartmentOK)
{
if (isSubjectInDepartment)
{
logger.Info("Throwing exception teacher doesn't teach in department");
throw new TeacherDontTeachThisDepartment($"Teacher {teacher.UserName} doesn't teach to department {studentDepartment.Departments.DepartmentName}, {whoTeach} does.");
}
}
logger.Info("Preparing teach for save in db");
Teach teachIn = new Teach()
{
StudentDepartments = studentDepartment,
Teachers = teacher,
Subject = subject
};
logger.Info("Access to teaches repository for insert new teach");
db.TeachesRepository.Insert(teachIn);
logger.Info("db save new teach");
db.Save();
logger.Info("Converting to dto for output");
TeachDTOOut teachDTOOut = new TeachDTOOut()
{
Id = teachIn.Id,
Student = Utilities.ConverterDTO.SimpleDTOConverter <StudentDTO>(teachIn.StudentDepartments.Students),
Department = Utilities.ConverterDTO.SimpleDTOConverter <DepartmentDTOStudent>(teachIn.StudentDepartments.Departments),
TeacherSubject = studentDepartment.Teaches.Select(x => new TeacherSubjectDTO()
{
Teacher = Utilities.ConverterDTO.SimpleDTOConverter <TeacherDTO>(x.Teachers),
Subject = Utilities.ConverterDTO.SimpleDTOConverter <SubjectDTO>(x.Subject)
})
};
return(teachDTOOut);
}
