public async Task <IActionResult> Edit(int id, [Bind("Id,FullName,Email,Age,SerialNum,Entries,Wins")] Submission submission)
{
if (id != submission.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(submission);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!SubmissionExists(submission.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
return(View(submission));
}
public Submission DrawWinner()
{
var random = new Random();
List <Submission> allSubmissions = GetSubmissions();
int index = random.Next(allSubmissions.Count);
Submission sub = allSubmissions[index];
sub.Wins++;
_db.Update(sub);
_db.SaveChangesAsync();
return(sub);
}
public virtual void Update(T entity)
{
try
{
if (entity == null)
{
throw new ArgumentNullException(nameof(entity));
}
_context.Update(entity);
//_context.Entry(entity).State = EntityState.Detached;
//_context.Entry(entity).State = EntityState.Modified;
_context.SaveChanges();
}
catch (InvalidOperationException dbEx)
{
throw new Exception(dbEx.Message);
}
}
