/// <summary>
/// Method that adds a new course to the database.
/// The attributes needed to add a new course are given with a view model class.
/// </summary>
/// <param name="model">Add course view model (ViewModel class)</param>
/// <returns>The newly added course (DTO class)</returns>
public CourseDTO CreateCourse(AddCourseViewModel model)
{
var courseTemplate = _db.CourseTemplates.SingleOrDefault(x => x.TemplateID == model.TemplateID);
if (courseTemplate == null)
{
throw new AppInternalServerException();
}
var course = new Course
{
TemplateID = model.TemplateID,
StartDate = model.StartDate,
EndDate = model.EndDate,
Semester = model.Semester,
MaxStudents = model.MaxStudents
};
_db.Courses.Add(course);
_db.SaveChanges();
var result = new CourseDTO
{
ID = course.ID,
Name = course.TemplateID,
StartDate = course.StartDate,
StudentCount = 0
};
return result;
}
public IHttpActionResult CreateCourse(AddCourseViewModel model)
{
if (ModelState.IsValid)
{
try
{
var result = _service.CreateCourse(model);
var location = Url.Link("GetCourseById", new { id = result.ID });
return Created(location, result);
}
catch (AppInternalServerException)
{
return StatusCode(HttpStatusCode.InternalServerError);
}
}
return StatusCode(HttpStatusCode.PreconditionFailed);
}