private void updatePendingBetState(Bet bet)
{
bool isPendingTimeout = TimeUltility.isTimeout(bet.CreationTime, bet.PendingDuration);
if (isPendingTimeout)
{
bet.State = BET_STATE.ANSWERABLE;
bet.AnswerStartTime = bet.CreationTime.AddMinutes(bet.PendingDuration);
setAllInactiveUserDecline(bet.Participations);
updateBetState(bet);
}
else
{
bool areAllParticipantVoted = this.areAllParticipantVoted(bet.Participations);
if (areAllParticipantVoted)
{
bet.State = BET_STATE.ANSWERABLE;
bet.AnswerStartTime = DateTime.UtcNow;
setAllInactiveUserDecline(bet.Participations);
}
}
}
private void updateVerifyingBetState(Bet bet)
{
DateTime verifyStartTime = bet.VerifyStartTime ?? DateTime.UtcNow;
bet.VerifyStartTime = verifyStartTime;
bool isTimeout = TimeUltility.isTimeout(verifyStartTime, Bet.VERIFY_DURATION);
bool areAllParticipantAgree = this.areAllParticipantAgree(bet.Participations);
if (isTimeout || areAllParticipantAgree)
{
bet.State = BET_STATE.FINALLIZED;
}
}
private void updateAnserableBetState(Bet bet)
{
DateTime answerStartTime = bet.AnswerStartTime ?? DateTime.UtcNow;
bet.AnswerStartTime = answerStartTime;
bool isTimeout = TimeUltility.isTimeout(answerStartTime, Bet.ANSWER_DURATION);
if (isTimeout)
{
bet.State = BET_STATE.VERIFYING;
bet.VerifyStartTime = answerStartTime.AddMinutes(Bet.ANSWER_DURATION);
BetUser creator = getBetUserByUserId(bet.Participations, bet.CreatorId);
if (!string.IsNullOrWhiteSpace(creator.Option))
{
bet.WinningOption = creator.Option;
}
else
{
bet.WinningOption = bet.Options.FirstOrDefault().Content;
}
updateBetState(bet);
}
//if time isn't up then check if this is a disagreed bet
BetUser disagreeParticipation = getDisagreeParticipation(bet.Participations);
if (disagreeParticipation != null)
{
foreach(BetUser betUser in bet.Participations)
{
if(betUser.State != BETUSER_STATE.DECLINED &&
string.IsNullOrWhiteSpace(betUser.VotedAnswer) &&
!betUser.VoteDraw)
return;
}
//till here all participants have vote their answers
bet.WinningOption = getWinningOptionWhenVoting(bet);
bet.WinningOptionChooser = -1;
bet.State = BET_STATE.FINALLIZED;
}
}
//PRIVATE HELPER METHODS
//private void updateCancellingStatus(int betId)
//{
// Bet bet = this.dbContext.Bets.Find(betId);
// int agreeCount = 0;
// int disagreeCount = 0;
// for (int i = 0; i < bet.Participations.Count; i++)
// {
// BetUser participation = bet.Participations.ElementAt(i);
// if (participation.VoteCancelBetState == VoteCancelBetState.DISAGREE)
// {
// disagreeCount++;
// }
// else if (participation.VoteCancelBetState == VoteCancelBetState.AGREE
// || participation.VoteCancelBetState == VoteCancelBetState.CREATOR)
// {
// agreeCount++;
// }
// }
// if (agreeCount * 2 >= bet.Participations.Count)
// {
// bet.State = BET_STATE.CANCELLED;
// }
// else if (disagreeCount * 2 >= bet.Participations.Count)
// {
// bet.State = BET_STATE.CONFIRM;
// //reset all the edges
// for (int i = 0; i < bet.Participations.Count; i++)
// {
// BetUser participation = bet.Participations.ElementAt(i);
// participation.VoteCancelBetState = VoteCancelBetState.NONE;
// }
// }
// this.dbContext.SaveChanges();
//}
//private void updateFinallizableStatus(int betId)
//{
// Bet bet = this.dbContext.Bets.Find(betId);
// bool allAnswered = true;
// for (int i = 0; i < bet.Participations.Count; i++)
// {
// BetUser participation = bet.Participations.ElementAt(i);
// if (participation.State < BetUserState.VOTED)
// {
// allAnswered = false;
// break;
// }
// }
// if (allAnswered)
// {
// bet.State = BET_STATE.FINALLIZABLE;
// }
// this.dbContext.SaveChanges();
//}
private Bet updateBetState(Bet bet)
{
switch(bet.State)
{
case BET_STATE.NONE:
break;
case BET_STATE.PENDING:
updatePendingBetState(bet);
break;
case BET_STATE.ANSWERABLE:
updateAnserableBetState(bet);
break;
case BET_STATE.VERIFYING:
updateVerifyingBetState(bet);
break;
}
this.dbContext.SaveChanges();
return bet;
}
private void resetParticipationState(Bet bet)
{
ICollection<BetUser> activeBetUser = getActiveBetUser(bet.Participations);
foreach (BetUser betUser in activeBetUser)
{
if(bet.State == BET_STATE.ANSWERABLE)
{
betUser.State = BETUSER_STATE.VOTED;
}
}
this.dbContext.SaveChanges();
}
private string getWinningOptionWhenVoting(Bet bet)
{
//sort the option then conpare the top 2
Dictionary<string, int> optionCountMaps = new Dictionary<string, int>();
int drawCount = 0;
foreach(BetUser betUser in bet.Participations)
{
if (betUser.VoteDraw)
{
drawCount++;
}
else if(!string.IsNullOrWhiteSpace(betUser.VotedAnswer))
{
if(!optionCountMaps.ContainsKey(betUser.VotedAnswer))
{
optionCountMaps.Add(betUser.VotedAnswer, 0);
}
optionCountMaps[betUser.VotedAnswer]++;
}
}
var sortedOptions = from pair in optionCountMaps
orderby pair.Value descending
select pair;
string topOption = string.Empty;
string secondTopOption = string.Empty;
if (sortedOptions.Count() >= 1)
{
topOption = sortedOptions.ElementAt(0).Key;
}
if(sortedOptions.Count() >= 2)
{
secondTopOption = sortedOptions.ElementAt(1).Key;
if (optionCountMaps[topOption] == optionCountMaps[secondTopOption])
return string.Empty;
}
if(!string.IsNullOrWhiteSpace(topOption) && drawCount < optionCountMaps[topOption])
{
return topOption;
}
//empty option means draw / no option win
return string.Empty;
}
public Bet AddBet(Bet bet)
{
this.dbContext.Bets.Add(bet);
this.dbContext.SaveChanges();
return bet;
}
private void ChangeBetState(Bet bet, BET_STATE state)
{
switch(state)
{
case BET_STATE.PENDING:
break;
case BET_STATE.ANSWERABLE:
break;
case BET_STATE.VERIFYING:
break;
}
}
public Bet UpdateBet(Bet bet)
{
//check for action
Bet existingBet = this.dbContext.Bets.Find(bet.Id);
//add participants
if(existingBet.State == BET_STATE.NONE && bet.State == BET_STATE.PENDING && existingBet.Participations.Count == 0)
{
existingBet.State = BET_STATE.PENDING;
for (int i = 0; i < bet.Participations.Count; i++)
{
BetUser betUser = bet.Participations.ElementAt(i);
dbContext.Entry(betUser).State = EntityState.Added;
}
}
else if(existingBet.State == BET_STATE.PENDING && bet.State == BET_STATE.ANSWERABLE)
{
existingBet.State = BET_STATE.ANSWERABLE;
existingBet.AnswerStartTime = DateTime.UtcNow;
}
else if(existingBet.State == BET_STATE.ANSWERABLE && bet.State == BET_STATE.VERIFYING
&& getDisagreeParticipation(existingBet.Participations) == null)
{
existingBet.State = BET_STATE.VERIFYING;
existingBet.WinningItemId = bet.WinningItemId;
existingBet.WinningOption = bet.WinningOption;
existingBet.WinningOptionChooser = bet.WinningOptionChooser;
existingBet.VerifyStartTime = DateTime.UtcNow;
}
else if(existingBet.State == BET_STATE.VERIFYING && bet.State == BET_STATE.ANSWERABLE)
{
existingBet.State = BET_STATE.ANSWERABLE;
existingBet.WinningItemId = bet.WinningItemId;
existingBet.WinningOption = string.Empty;
existingBet.WinningOptionChooser = -1;
existingBet.AnswerStartTime = DateTime.UtcNow;
}
updateBetState(existingBet);
resetParticipationState(existingBet);
this.dbContext.SaveChanges();
return bet;
}