public void DeleteProblem(Problem Problem)
{
context.Entry(Problem).State = EntityState.Deleted;
context.SaveChanges();
return;
}
public ActionResult Create(viewModels.NewProblemViewModel Model)
{
if (ModelState.IsValid)
{
int problemID = -1;
// Attempt to create new problem
try
{
Problem problem = new Problem
{
Name = Model.Name,
TimeLimit = Model.TimeLimit,
MemoryLimit = Model.MemoryLimit,
LastModifiedTime = DateTime.Now.Truncate(TimeSpan.FromSeconds(1)), // Truncate need for comparing dates
Type = (ProblemTypes)Model.ProblemTypesListID,
Tags = new List<ProblemTag>()
};
foreach (var tagId in Model.ProblemTagsListIDs)
{
var tag = repository.ProblemTags.FirstOrDefault(t => t.ProblemTagID == tagId);
if (tag != null)
problem.Tags.Add(tag);
}
int userID = WebSecurity.CurrentUserId;
if (userID != 1)
{
UserProfile user = repository.Users.FirstOrDefault(u => u.UserId == userID);
problem.UsersCanModify = new List<UserProfile>();
problem.UsersCanModify.Add(user);
}
problemID = repository.AddProblem(problem);
SaveProblem(Model, problemID, problem.LastModifiedTime);
problem.Path = LocalPath.RelativeProblemsDirectory + problemID.ToString();
// Update problem in repository
repository.AddProblem(problem);
TestersSingleton.Instance.SendProblem(problem.ProblemID);
logger.Info("User " + WebSecurity.GetUserId(User.Identity.Name) +
" \"" + User.Identity.Name + "\" create problem " + problemID + " \"" + Model.Name + "\"");
return RedirectToAction("BindTournamentsToProblem", new { problemID = problem.ProblemID });
}
catch (Exception ex)
{
logger.Error("Error occurred on user " + WebSecurity.GetUserId(User.Identity.Name) +
" \"" + User.Identity.Name + "\" creating problem " + problemID + " \"" + Model.Name + "\": ", ex);
ModelState.AddModelError("", "Произошла ошибка при создании задачи");
repository.DeleteProblem(problemID);
if (Directory.Exists(LocalPath.AbsoluteProblemsDirectory + problemID.ToString()))
{
Directory.Delete(LocalPath.AbsoluteProblemsDirectory + problemID.ToString(), true);
}
}
}
return View(Model);
}
public int AddProblem(Problem Problem)
{
if (Problem.ProblemID == 0)
{
Problem = context.Problems.Add(Problem);
}
else
{
context.Entry(Problem).State = EntityState.Modified;
}
context.SaveChanges();
context.Entry(Problem).Reload();
return Problem.ProblemID;
}