/// <summary>
/// Returns the Id of the Business that won
/// </summary>
/// <param name="eligibleBusinessWinners"></param>
/// <returns></returns>
public List <int?> RunBusinessAlgorithm(IEnumerable <Business> eligibleBusinessWinners)
{
if (eligibleBusinessWinners == null || eligibleBusinessWinners.Count() < 1)
{
return(null);
}
//Repeat the luckyme's occurance in the selection list based on the amount staked.
//The Selection List;
List <int> SelectionList = new List <int>();
//Get the stakes that are not from dummy users
var originalStakers = eligibleBusinessWinners.Where(i => i.User.UserType != 2);
var totalOriginalAmount = originalStakers.Sum(i => i.AmountToWin);
var fixedWinners = eligibleBusinessWinners.Where(i => i.Status.ToLower() == "wins");
//Add fixed winner to the selection list
if (fixedWinners.Count() > 0)
{
SelectionList.AddRange(fixedWinners.Select(i => i.Id));
}
//Add Eligible original winners to the selection list
foreach (var item in eligibleBusinessWinners)
{
//If any item has a status of wins.. put only that item in the list
//if (item.Status == "wins")
//{
// SelectionList.Clear();
// SelectionList.Add(item.Id);
// break;
//}
if (item.User.UserType != 2 && item.AmountToWin > ((Constants.WinnerTreshold) * totalOriginalAmount))
{
continue;
}
//Divide staked amount by minimum possible stake amount
//var flooredAmount = item.Amount / 5;
//for (var i = flooredAmount; i > 0; i--)
//{
//Rund only this since all amount is the same
SelectionList.Add(item.Id);
//}
}
//Choose a winner randomly
//Get the list length
int selectionListLength = SelectionList.Count;
//choose a random index between 0 and the list count inclusive
List <int?> WinnerIds = new List <int?>();
if (selectionListLength > 0)
{
//Get count of winners
var winnersCounts = DataHub.GetWinnersCount(eligibleBusinessWinners.Count());
//Iterate over the potential winner indices in the selection list
for (int i = 0; i < winnersCounts; i++)
{
selectionListLength = SelectionList.Count;
if (selectionListLength < 1)
{
break;
}
//Get the random winner
int selectedWinnerIndex = new Random().Next(0, selectionListLength - 1);
//Add the winner's Id to the List
WinnerIds.Add(SelectionList[selectedWinnerIndex]);
//Remove the winner from the list
SelectionList.RemoveAt(selectedWinnerIndex);
}
}
//Set Winner and set Loosers
foreach (var item in eligibleBusinessWinners)
{
item.DateDeclared = DateTime.Now.ToLongDateString();
var user = context.Users.Where(u => u.Id == item.UserId).Include("BankDetails").Include("MomoDetails").FirstOrDefault();
if (WinnerIds.Contains(item.Id))
{
item.Status = "won";
try
{
if (user.UserType == 0)
{
MessagingService.SendMail($"{user.FirstName} {user.LastName}", user.Email, "Ntoboafund Winner", $"Congratulations {user.FirstName} {user.LastName}, your Business Ntoboa of {item.Amount} Cedi(s) on {item.Date} has yielded an amount of {item.AmountToWin} Cedi(s) which would be paid directly into your {user.PreferedMoneyReceptionMethod} account");
MessagingService.SendSms(user.PhoneNumber, $"Congratulations {user.FirstName} {user.LastName}, your Business Ntoboa of {item.Amount} Cedi(s) on {item.Date} has yielded an amount of {item.AmountToWin} Cedi(s) which would be paid directly into your {user.PreferedMoneyReceptionMethod} account");
MessagingService.SendSms(Constants.MasterNumber, $"{ user.FirstName} { user.LastName} has won {item.AmountToWin} Cedi(s) with {item.Period} Business Ntoboa of {item.Amount} Cedi(s) with Transfer Id {item.TransferId}", "NTB Winners");
}
//await StakersHub.Clients.All.SendAsync("addscholarshipwinner", new ScholarshipParticipantDTO[]{
// new ScholarshipParticipantDTO
// {
// UserId = user.Id,
// UserName = user.FirstName + " " + user.LastName,
// AmountStaked = item.Amount.ToString("0.##"),
// AmountToWin = item.AmountToWin.ToString("0.##")
// }
//});
}
catch
{
}
continue;
}
item.Status = "lost";
if (user.UserType == 0)
{
MessagingService.SendMail($"{user.FirstName} {user.LastName}", user.Email, "Ntoboafund Yeild Failure", $"Sorry {user.FirstName} {user.LastName}, your Business Ntoboa of {item.Amount} Cedi(s) on {item.Date} has won you {item.Amount * Constants.PointConstant} points. Invest more to increase your chances of winning. Please Try Again");
MessagingService.SendSms(user.PhoneNumber, $"Sorry {user.FirstName} {user.LastName}, your Business Ntoboa of {item.Amount} Cedi(s) on {item.Date} has won you {item.Amount * Constants.PointConstant} points. Invest more to increase your chances of winning. Please Try Again");
}
context.Entry(item).State = EntityState.Modified;
}
return(WinnerIds);
}
