public IHttpActionResult Edit(StudentModel studentModel)
{
if (!this.ModelState.IsValid)
{
return this.BadRequest(this.ModelState);
}
var student = this.StudentSystemData.Students.Find(studentModel.StudentId);
if (student == null)
{
return this.NotFound();
}
try
{
student.Name = studentModel.Name;
this.StudentSystemData.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
if (!this.StudentExists(studentModel.StudentId))
{
return this.NotFound();
}
else
{
throw;
}
}
return this.StatusCode(HttpStatusCode.NoContent);
}
public IHttpActionResult AddStudent(string courseName, StudentModel model)
{
var course = this.data.Courses.All().FirstOrDefault(x => x.Name == courseName);
if (course == null)
{
return this.BadRequest("There is no such course!");
}
if (!ModelState.IsValid)
{
return this.BadRequest(ModelState);
}
var student = new Student()
{
StudentIdentification = model.StudentIdentification,
AdditionalInformation = model.AdditionalInformation,
FirstName = model.FirstName,
LastName = model.LastName,
Level = model.Level
};
course.Students.Add(student);
this.data.SaveChanges();
return this.Ok(CourseModel.TransformCourse(course));
}
public IHttpActionResult Create(StudentModel model)
{
if (!ModelState.IsValid)
{
return this.BadRequest(ModelState);
}
var student = new Student()
{
StudentIdentification = model.StudentIdentification,
AdditionalInformation = model.AdditionalInformation,
FirstName = model.FirstName,
LastName = model.LastName,
Level = model.Level
};
this.data.Students.Add(student);
this.data.SaveChanges();
return this.Ok(StudentModel.TransformStudent(student));
}
public IHttpActionResult Add(StudentModel student)
{
if (!this.ModelState.IsValid)
{
return this.BadRequest(this.ModelState);
}
var newStudent = new Student()
{
FirstName = student.FirstName,
LastName = student.LastName,
Level = student.Level
};
this.repository.InsertStudent(newStudent);
this.repository.Save();
return this.Ok(student);
}
public IHttpActionResult Create(StudentModel student)
{
if (!this.ModelState.IsValid)
{
return BadRequest(ModelState);
}
var newStudent = new Student
{
Name = student.Name,
Number = student.Number
};
this.data.Students.Add(newStudent);
this.data.SaveChanges();
student.StudentId = newStudent.StudentId;
return Ok(student);
}
public IHttpActionResult Create(StudentModel student)
{
if (!this.ModelState.IsValid)
{
return BadRequest(ModelState);
}
var newStudent = new Student()
{
FirstName = student.FirstName,
LastName = student.LastName,
Level = student.Level
};
this.data.Students.Add(newStudent);
this.data.SaveChanges();
student.StudentId = newStudent.StudentId;
return Ok(student);
}
public IHttpActionResult Update(int id, StudentModel student)
{
if (!this.ModelState.IsValid)
{
return BadRequest(ModelState);
}
var existingStudent = this.data.Students.All().First(s => s.StudentId == id);
if (existingStudent == null)
{
return BadRequest("Such student does not exist!");
}
existingStudent.Name = student.Name;
existingStudent.Number = student.Number;
this.data.SaveChanges();
student.StudentId = id;
return Ok(student);
}
public IHttpActionResult Update(int id, StudentModel student)
{
if (!this.ModelState.IsValid)
{
return BadRequest(ModelState);
}
var studentToUpdate = this.data.Students.All().FirstOrDefault(s => s.StudentId == id);
if (studentToUpdate == null)
{
return BadRequest("Student with this id: " + id + " does not exists.");
}
studentToUpdate.FirstName = student.FirstName;
studentToUpdate.LastName = student.LastName;
studentToUpdate.Level = student.Level;
this.data.SaveChanges();
student.StudentId = id;
return Ok(student);
}
public IHttpActionResult Update(int id, StudentModel student)
{
if (!this.ModelState.IsValid)
{
return BadRequest(ModelState);
}
var existingStudent = this.data.Students.All().FirstOrDefault(x => x.ID == id);
if (existingStudent == null)
{
return BadRequest("Invalid Student");
}
// Check if some of the fields in the new data are not null
existingStudent.FirstName = student.FirstName;
existingStudent.LastName = student.LastName;
existingStudent.Number = student.Number;
this.data.Students.SaveChanges();
student.ID = existingStudent.ID;
return Ok(student);
}