public PollImages ToPollImages(long id, long memberId)
{
PollImages obj = new PollImages()
{
Id = id,
MemberId = memberId,
FileName = this.FileName,
ImgData = this.ImageData,
ImgHeight = (long)this.ImageHeight,
ImgWidth = (long)this.ImageWidth,
TnData = this.ThumbnailData,
TnHeight = (long)this.ThumbnailHeight,
TnWidth = (long)this.ThumbnailWidth
};
return(obj);
}
public ActionResult Create(NewPoll poll)
{
if (_isUserLoggedIn() == false)
{
return(_redirectToLogin());
}
if (ModelState.IsValid)
{
long imageId = _db.NextPollImageId();
long pollId = _db.NextPollId();
long choiceId = _db.NextPollChoiceId();
using (var tran = _db.Database.BeginTransaction()) {
try{
if (poll.HasImage())
{
PollImages pi = poll.Image.ToPollImages(imageId, _userId);
_db.PollImages.Add(pi);
_db.SaveChanges();
poll.Image.ImageId = imageId;
imageId++;
}
Polls pollEntity = poll.ToPolls(pollId, _userId);
_db.Polls.Add(pollEntity);
_db.SaveChanges();
// polls choices - images
foreach (PollChoice cho in poll.Choices)
{
if (cho.HasImage())
{
PollImages img = cho.Image.ToPollImages(imageId, _userId);
// poll choices shell not use full image data - only the thumbs
// save space!
img.ImgData = "";
img.ImgHeight = 0;
img.ImgWidth = 0;
_db.PollImages.Add(img);
cho.Image.ImageId = imageId;
imageId++;
}
}
_db.SaveChanges();
long chordinal = 1;
// poll choices
foreach (PollChoice cho in poll.Choices)
{
PollChoices pocho = cho.ToPollChoices(choiceId, pollId, chordinal);
_db.PollChoices.Add(pocho);
choiceId++;
chordinal++;
}
_db.SaveChanges();
tran.Commit();
} catch (Exception ex) {
tran.Rollback();
return(Content(ex.Message));
}
}
return(Content("ok"));
}
return(Content(_buildErrorMessage()));
}
