public void CheckPermission(IPhotoContestData data, User user, Contest contest)
{
if (!contest.Committee.Contains(user))
{
throw new BadRequestException("User is not in the voting committee.");
}
}
public void CheckPermission(IPhotoContestData data, User user, Contest contest)
{
if (!contest.IsOpenForSubmissions)
{
throw new BadRequestException("The contest registration is closed.");
}
}
public void ApplyReward(IPhotoContestData data, Contest contest)
{
var winner = contest
.Participants
.OrderByDescending(u => u.Pictures.Where(p => p.ContestId == contest.Id)
.Select(p => p.Votes.Count))
.FirstOrDefault();
if (winner != null)
{
data.ContestWinners.Add(new ContestWinners()
{
ContestId = contest.Id,
Place = 1,
WinnerId = winner.Id
});
foreach (var reward in contest.Rewards)
{
reward.UserId = winner.Id;
}
data.SaveChanges();
}
}
private static bool PictureCanBeVotedUnvoted(User user, Picture dbPicture, Contest dbContest)
{
// 1. User is author
if (dbPicture.AuthorId == user.Id)
{
return false;
}
// 2. User is contest owner
if (dbContest.OwnerId == user.Id)
{
return false;
}
//3. Contest is not Active
if (dbContest.Status != PhotoContest.Models.Enumerations.ContestStatus.Active)
{
return false;
}
// 4. Contest is voted by Jury and user is not member of the Jury
if (dbContest.VotingType == PhotoContest.Models.Enumerations.VotingType.Closed &&
!dbContest.Jury.Members.Any(m => m.Id == user.Id))
{
return false;
}
return true;
}
public void ApplyReward(IPhotoContestData data, Contest contest)
{
var winners = contest
.Participants
.OrderByDescending(u => u.Pictures.Where(p => p.ContestId == contest.Id).Sum(p => p.Votes.Count))
.ThenBy(u => u.Pictures.Count)
.Take(this._topNPrizes)
.ToList();
if (winners.Any())
{
for (int i = 0; i < winners.Count; i++)
{
data.ContestWinners.Add(new ContestWinners()
{
ContestId = contest.Id,
Place = i + 1,
WinnerId = winners.ElementAt(i).Id
});
foreach (var reward in contest.Rewards.Where(r => r.Place == i + 1))
{
reward.UserId = winners[i].Id;
}
}
data.SaveChanges();
}
}
public void CheckPermission(IPhotoContestData data, User user, Contest contest)
{
if (contest.Participants.Contains(user))
{
throw new BadRequestException("You cannot vote for contest that you currently participate in.");
}
}
public static bool HasVotedForPicture(User user, Picture dbPicture, Contest dbContest)
{
if (dbPicture.Votes.Any(v => v.VoterId == user.Id && v.ContestId == dbContest.Id))
{
return true;
}
return false;
}
public void CheckDeadline(IPhotoContestData data, Contest contest, User user)
{
if (contest.SubmissionDeadline < DateTime.Now)
{
if (contest.IsOpenForSubmissions)
{
contest.IsOpenForSubmissions = false;
data.Contests.Update(contest);
data.SaveChanges();
}
throw new BadRequestException("The contest is closed for submissions/registrations");
}
}
public void CheckPermission(IPhotoContestData data, User user, Contest contest)
{
if (!contest.IsOpenForSubmissions)
{
throw new BadRequestException("The registration for this contest is closed.");
}
if (!contest.InvitedUsers.Contains(user))
{
throw new BadRequestException("The user is not selected to participate.");
}
var invitation = user.PendingInvitations.FirstOrDefault(i => i.ContestId == contest.Id);
invitation.Status = InvitationStatus.Accepted;
data.SaveChanges();
}
public ActionResult Post(ContestModel contest)
{
if (!ModelState.IsValid)
{
return View("add", contest);
}
if (contest.ParticipationEndTime == null && contest.MaxParticipationsCount == null)
{
ModelState.AddModelError("", "You have to choose end date or max pariticpations count");
return View("add", contest);
}
var userId = User.Identity.GetUserId();
var newContest = new Contest()
{
Title = contest.Title,
Description = contest.Description,
CreatedOn = DateTime.Now,
DeadlineStrategy = contest.DeadlineStrategy,
MaxParticipationsCount = contest.MaxParticipationsCount,
OwnerId = userId,
ParticipationEndTime = contest.ParticipationEndTime,
ParticipationStrategy = contest.ParticipationStrategy,
PossibleWinnersCount = contest.PossibleWinnersCount,
State = TypeOfEnding.Ongoing,
VotingStrategy = contest.VotingStrategy,
LastUpdated = DateTime.Now
};
this.Data.Contests.Add(newContest);
this.Data.SaveChanges();
return RedirectToAction("Index", "Prize", new { ContestId = newContest.Id, countOfPrizes = newContest.PossibleWinnersCount });
}
public static bool CanVoteForPicture(User user, Picture dbPicture, Contest dbContest)
{
return PictureCanBeVotedUnvoted(user, dbPicture, dbContest) && !HasVotedForPicture(user, dbPicture, dbContest);
}
private static void CreateContest()
{
var owner = dbContext.Users.First();
var contest = new Contest()
{
Title = "Some contest",
Description = "Aide na konkursite!",
Status = ContestStatus.Active,
Owner = owner,
StartDate = DateTime.Now,
EndDate = DateTime.Now,
DeadlineType = DeadlineType.ParticipationLimit,
VotingType = VotingType.Open,
ParticipationType = ParticipationType.Open
};
dbContext.Contests.Add(contest);
dbContext.SaveChanges();
}
private ContestStatus UpdateContestStatus(Contest contest)
{
if (contest.Status != ContestStatus.Dismissed && contest.Status != ContestStatus.Finished)
{
if (contest.Status != ContestStatus.Dismissed && contest.Status != ContestStatus.Finished)
{
if (contest.DeadLineStrategy == DeadLineStrategy.ByTime && contest.DateEnd <= DateTime.Now)
{
return ContestStatus.UploadClosed;
}
if (contest.DeadLineStrategy == DeadLineStrategy.ByNumberOfParticipants && contest.Participants.Count >= contest.MaximumParticipants)
{
return ContestStatus.ParticipationClosed;
}
}
}
return contest.Status;
}
public int CreateContest(CreateContestBindingModel model, string userId)
{
if (this.Data.RewardStrategies.Find(model.RewardStrategyId) == null)
{
throw new NotFoundException("Not existing reward strategy");
}
if (this.Data.ParticipationStrategies.Find(model.ParticipationStrategyId) == null)
{
throw new NotFoundException("Not existing participation strategy");
}
if (this.Data.VotingStrategies.Find(model.VotingStrategyId) == null)
{
throw new NotFoundException("Not existing voting strategy");
}
if (this.Data.DeadlineStrategies.Find(model.DeadlineStrategyId) == null)
{
throw new NotFoundException("Not existing deadline strategy");
}
var loggedUserId = userId;
var contest = new Contest
{
Title = model.Title,
Description = model.Description,
Status = ContestStatus.Active,
RewardStrategyId = model.RewardStrategyId,
VotingStrategyId = model.VotingStrategyId,
ParticipationStrategyId = model.ParticipationStrategyId,
DeadlineStrategyId = model.DeadlineStrategyId,
ParticipantsLimit = model.ParticipantsLimit,
TopNPlaces = model.TopNPlaces,
SubmissionDeadline = model.SubmissionDeadline,
IsOpenForSubmissions = true,
StartDate = DateTime.Now,
OrganizatorId = loggedUserId,
};
this.Data.Contests.Add(contest);
this.Data.SaveChanges();
return contest.Id;
}
protected void DeleteContestData(Contest contest)
{
var pictures = contest.Pictures.ToList();
for (int i = 0; i < pictures.Count; i++)
{
var picture = pictures[i];
var votes = picture.Votes.ToList();
for (int j = 0; j < votes.Count; j++)
{
var vote = votes[j];
this.Data.Votes.Delete(vote);
}
this.Data.Pictures.Delete(picture);
}
this.Data.Contests.Delete(contest);
}
private bool RightToParticipate(Contest contest, string userId)
{
bool validContest = contest != null;
bool isOpen = contest.State.Equals(TypeOfEnding.Ongoing);
bool openAccTime = contest.ParticipationEndTime == null ? true : contest.ParticipationEndTime.Value > DateTime.Now;
bool deadlineByTime = contest.DeadlineStrategy.Equals(DeadlineStrategy.ByTime) && openAccTime;
bool deadlineByNumParticipants = contest.DeadlineStrategy.Equals(DeadlineStrategy.ByNumberOfParticipants) &&
contest.Participants.Count() < contest.MaxParticipationsCount.Value;
bool rightToParticipateOpen = contest.VotingStrategy.Equals(Strategy.Open);
bool rightToParticipateClose = contest.VotingStrategy.Equals(Strategy.Closed) && contest.Participants.Any(p => p.Id == userId);
return validContest && isOpen && (rightToParticipateClose || rightToParticipateOpen) && (deadlineByTime || deadlineByNumParticipants);
}
private bool IsContestFinished(Contest contest)
{
if (contest.DeadlineStrategy == DeadlineStrategy.ByTime)
{
var isOver = DateTime.Now.Date >= contest.EndDate;
if (isOver)
{
return true;
}
}
else
{
var isFull = contest.ParticipantsLimit == contest.Participants.Count;
if (isFull)
{
return true;
}
}
return false;
}
public ActionResult CreateContest(CreateContestBindingModel newContest)
{
if (newContest.DeadlineStrategy == DeadlineStrategy.ByTime)
{
if (newContest.Deadline > DateTime.Now)
{
if (ModelState.IsValid)
{
var currentUserId = User.Identity.GetUserId();
var currentUser = this.Data.Users.Find(currentUserId);
var contest = new Contest()
{
Title = newContest.Title,
Description = newContest.Description,
CreatedOn = newContest.CreatedOn,
OwnerId = currentUserId,
ParticipationStrategy = newContest.ParticipationStrategy,
NumberOfParticipants = newContest.NumberOfParticipants,
DeadlineStrategy = newContest.DeadlineStrategy,
Deadline = newContest.Deadline,
PrizeCount = newContest.PrizeCount,
PrizeValues = newContest.PrizeValues*2,
RewardStrategy = newContest.RewardStrategy,
VotingStrategy = newContest.VotingStrategy
};
currentUser.Coints = currentUser.Coints - contest.PrizeValues/2;
if (currentUser.Coints < 0)
{
this.TempData["message-create-contest-coints"] = "You do NOT have enough Coints!";
}
else
{
this.Data.Contests.Add(contest);
//currentUser.Contests.Add(contest);
this.Data.Contests.SaveChanges();
this.TempData["message-create-contest-success"] = "You successfully created new contest!";
return RedirectToAction("ContestDetails", "Contests", new {id = contest.Id});
}
}
}
}
else if(newContest.NumberOfParticipants>0)
{
var currentUserId = User.Identity.GetUserId();
var currentUser = this.Data.Users.Find(currentUserId);
var contest = new Contest()
{
Title = newContest.Title,
Description = newContest.Description,
CreatedOn = newContest.CreatedOn,
OwnerId = currentUserId,
ParticipationStrategy = newContest.ParticipationStrategy,
NumberOfParticipants = newContest.NumberOfParticipants,
DeadlineStrategy = newContest.DeadlineStrategy,
Deadline = newContest.Deadline,
PrizeCount = newContest.PrizeCount,
PrizeValues = newContest.PrizeValues*2,
RewardStrategy = newContest.RewardStrategy,
VotingStrategy = newContest.VotingStrategy
};
currentUser.Coints = currentUser.Coints - contest.PrizeValues/2;
if (currentUser.Coints < 0)
{
this.TempData["message-create-contest-coints"] = "You do NOT have enough Coints!";
}
else
{
this.Data.Contests.Add(contest);
currentUser.Contests.Add(contest);
this.Data.Contests.SaveChanges();
this.TempData["message-create-contest-success"] = "You successfully created new contest!";
return RedirectToAction("ContestDetails", "Contests", new {id = contest.Id});
}
}
return this.View(newContest);
}
