protected override void Handle(NewsfeedUserRegistrationDTO request)
{
var newsfeed = _db.Newsfeeds
.Include(n => n.Items)
.FirstOrDefault(n => n.TrainingCourseId == request.TrainingCourseId);
if (newsfeed == null)
{
newsfeed = new Entities.Newsfeed()
{
TrainingCourseId = request.TrainingCourseId
};
_db.SaveChanges();
}
// add item to newsfeed along with user info
newsfeed.Items.Add(new Entities.NewsfeedItem()
{
Title = $"Student {request.StudentName} registered for course {request.TrainingCourseName}",
UserInfo = request.UserDetails + " (from MediatR)"
});
_db.SaveChanges();
}
/// <summary>
/// This method is responsible for translating from the domain event (NewStudentRegistrationEvent) to an
/// integration event which may be denormalized. In this example the integration event is represented by
/// the NewsfeedItem entity, but this method could as easily be creating a DTO or some JSON to be sent to
/// a queue or external API endpoint.
/// </summary>
/// <param name="args"></param>
public void Handle(NewStudentRegistrationEvent args)
{
var cookieString = _currentContext.Request.Cookies["UserCookie"].Value;
//string user = cookieString.Split(':')[0];
//DateTime dateLoggedIn = DateTime.Parse(cookieString.Split(':')[1]);
// get or create newsfeed
var newsfeed = _db.Newsfeeds
.Include(n => n.Items)
.FirstOrDefault(n => n.TrainingCourseId == args.Course.Id);
if(newsfeed == null)
{
newsfeed = new Entities.Newsfeed() { TrainingCourseId = args.Course.Id };
_db.SaveChanges();
}
// add item to newsfeed along with user info
newsfeed.Items.Add(new Entities.NewsfeedItem()
{
Title = $"Student {args.Student.Name} registered for course {args.Course.Name}",
UserInfo = cookieString
});
_db.SaveChanges();
}
