public void AddMatchToLeaderboard(LeaderboardView leaderboardView, Match match)
{
var leaderboardEntries = leaderboardView.Entries;
//Team1
var player1 = match.PlayerList[0];
var existingPlayer1 = leaderboardEntries.SingleOrDefault(x => x.UserName == player1);
var player2 = match.PlayerList[1];
var existingPlayer2 = leaderboardEntries.SingleOrDefault(x => x.UserName == player2);
var team1AvgElo = existingPlayer1 != null ? existingPlayer1.EloRating : 1500;
team1AvgElo += existingPlayer2 != null ? existingPlayer2.EloRating : 1500;
//Team2
var player3 = match.PlayerList[2];
var existingPlayer3 = leaderboardEntries.SingleOrDefault(x => x.UserName == player3);
var player4 = match.PlayerList[3];
var existingPlayer4 = leaderboardEntries.SingleOrDefault(x => x.UserName == player4);
var team2AvgElo = existingPlayer3 != null ? existingPlayer3.EloRating : 1500;
team2AvgElo += existingPlayer4 != null ? existingPlayer4.EloRating : 1500;
var elo = new EloRating();
var result = elo.CalculateRating(team1AvgElo/2, team2AvgElo/2, match.MatchResult.Team1Won);
match.Points = (int)result;
if (existingPlayer1 == null)
{
leaderboardEntries.Add(CreatePlayer(player1, match, result, match.MatchResult.Team1Won));
}
else
{
UpdateExistingLeaderboardEntry(existingPlayer1.UserName, leaderboardEntries, match, result,
match.MatchResult.Team1Won);
}
if (existingPlayer2 == null)
{
leaderboardEntries.Add(CreatePlayer(player2, match, result, match.MatchResult.Team1Won));
}
else
{
UpdateExistingLeaderboardEntry(existingPlayer2.UserName, leaderboardEntries, match, result,
match.MatchResult.Team1Won);
}
if (existingPlayer3 == null)
{
leaderboardEntries.Add(CreatePlayer(player3, match, result, !match.MatchResult.Team1Won));
}
else
{
UpdateExistingLeaderboardEntry(existingPlayer3.UserName, leaderboardEntries, match, result,
!match.MatchResult.Team1Won);
}
if (existingPlayer4 == null)
{
leaderboardEntries.Add(CreatePlayer(player4, match, result, !match.MatchResult.Team1Won));
}
else
{
UpdateExistingLeaderboardEntry(existingPlayer4.UserName, leaderboardEntries, match, result,
!match.MatchResult.Team1Won);
}
}
public LeaderboardView RecalculateLeaderboard()
{
var matches = _matchRepository.GetMatches().OrderBy(x => x.TimeStampUtc);
var leaderboardView = new LeaderboardView();
foreach (var match in matches)
{
AddMatchToLeaderboard(leaderboardView, match);
_matchRepository.SaveMatch(match);
}
leaderboardView.Entries = leaderboardView.Entries.OrderByDescending(x => x.EloRating).ToList();
_leaderboardViewRepository.SaveLeaderboardView(leaderboardView);
return leaderboardView;
}
