public HttpResponseMessage GetCourseById(int id)
{
var requestedCourseFromDb = this.data.Courses.SearchFor(s => s.Id == id).FirstOrDefault();
if (requestedCourseFromDb == null)
{
return this.Request.CreateResponse(HttpStatusCode.NotFound, "Course not found!");
}
var courseToReturn = new CourseTemplate
{
Name = requestedCourseFromDb.Name,
Description = requestedCourseFromDb.Description
};
return this.Request.CreateResponse(HttpStatusCode.OK, courseToReturn);
}
public HttpResponseMessage AddCourse(CourseTemplate course)
{
if (!this.ModelState.IsValid)
{
return this.Request.CreateResponse(HttpStatusCode.BadRequest, this.ModelState);
}
var newCourseToAdd = new Course
{
Name = course.Name,
Description = course.Description
};
this.data.Courses.Add(newCourseToAdd);
this.data.SaveChanges();
var response = this.Request.CreateResponse<CourseTemplate>(HttpStatusCode.Created, course);
string uri = this.Url.Link("DefaultApi", new { id = newCourseToAdd.Id });
response.Headers.Location = new Uri(uri);
return response;
}
public HttpResponseMessage UpdateCourse(int id, CourseTemplate updatedCourse)
{
var requestedCourseFromDb = this.data.Courses.SearchFor(s => s.Id == id).FirstOrDefault();
if (requestedCourseFromDb == null)
{
return this.Request.CreateResponse(HttpStatusCode.NotFound, "Course not found!");
}
if (!this.ModelState.IsValid)
{
return this.Request.CreateResponse(HttpStatusCode.BadRequest, this.ModelState);
}
requestedCourseFromDb.Name = updatedCourse.Name;
requestedCourseFromDb.Description = updatedCourse.Description;
this.data.Courses.Update(requestedCourseFromDb);
this.data.SaveChanges();
return this.Request.CreateResponse(HttpStatusCode.OK, "Course updated!");
}
