// PUT api/universities/{universityCode}/students/{studentId}/programs/{programCode}
public HttpResponseMessage PutStudentProgram(string universityCode, string studentId, string programCode, EIStudentEnrolledProgram studentProgram)
{
if (ModelState.IsValid && programCode == studentProgram.ProgramCode)
{
EIStudentEnrolledProgram existingStudentProgram = GetStudentProgram(universityCode, studentId, programCode);
existingStudentProgram.EndDate = studentProgram.EndDate;
existingStudentProgram.StartDate = studentProgram.StartDate;
existingStudentProgram.Status = studentProgram.Status;
existingStudentProgram.CGPA = studentProgram.CGPA;
//db.Entry(existingStudent).State = EntityState.Modified;
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
return(Request.CreateResponse(HttpStatusCode.NotFound));
}
return(Request.CreateResponse(HttpStatusCode.OK, existingStudentProgram));
}
else
{
return(Request.CreateResponse(HttpStatusCode.BadRequest, ModelState.Values));
}
}
// GET api/universities/{universityCode}/students/{studentId}/programs/{programCode}
public EIStudentEnrolledProgram GetStudentProgram(string universityCode, string studentId, string programCode)
{
EIStudentEnrolledProgram studentProgram = db.StudentPrograms.FirstOrDefault(sp => sp.Student.EducationalInstitute.Code == universityCode && sp.Student.StudentId == studentId && sp.ProgramCode == programCode);
if (studentProgram == null)
{
throw new HttpResponseException(Request.CreateResponse(HttpStatusCode.NotFound));
}
return(studentProgram);
}
// DELETE api/universities/{universityCode}/students/{studentId}/programs/{programCode}
public HttpResponseMessage DeleteStudentProgram(string universityCode, string studentId, string programCode)
{
EIStudentEnrolledProgram studentProgram = GetStudentProgram(universityCode, studentId, programCode);
if (studentProgram == null)
{
return(Request.CreateResponse(HttpStatusCode.NotFound));
}
db.StudentPrograms.Remove(studentProgram);
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
return(Request.CreateResponse(HttpStatusCode.NotFound));
}
return(Request.CreateResponse(HttpStatusCode.OK, studentProgram));
}
// POST api/universities/{universityCode}/students/
public HttpResponseMessage PostStudentProgram(string universityCode, string studentId, EIStudentEnrolledProgram studentProgram)
{
if (ModelState.IsValid)
{
studentProgram.Student = db.Students.First(s => s.EducationalInstitute.Code == universityCode && s.StudentId == studentId);
db.StudentPrograms.Add(studentProgram);
db.SaveChanges();
HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.Created, studentProgram);
response.Headers.Location = new Uri(Url.Link("ProgramsOfStudentOfEducationalInstitute", new { universityCode = universityCode, studentId = studentProgram.Id, programCode = studentProgram.ProgramCode }));
return(response);
}
else
{
return(Request.CreateResponse(HttpStatusCode.BadRequest, ModelState.Values));
}
}
