public string DebugPlayer(Account player)
{
if (!RatingSystems.Initialized)
{
return("");
}
if (!players.ContainsKey(RatingSystems.GetRatingId(player.AccountID)))
{
return("Unknown player");
}
string debugString = "";
foreach (PlayerDay d in players[RatingSystems.GetRatingId(player.AccountID)].days)
{
debugString +=
d.day + ";" +
d.getElo() + ";" +
d.uncertainty * 100 + ";" +
d.wonGames.Select(g =>
g.whitePlayers.Select(p => p.id.ToString()).Aggregate("", (x, y) => x + "," + y) + "/" +
g.blackPlayers.Select(p => p.id.ToString()).Aggregate("", (x, y) => x + "," + y) + "/" +
(g.blackWins ? "Second" : "First") + "/" +
g.id
).Aggregate("", (x, y) => x + "|" + y) + "\r\n";
}
return(debugString);
}
//optimized selector method for high player counts
public List <Account> GetTopPlayersIn(int count, Dictionary <int, Account> accounts)
{
lock (updateLockInternal)
{
int counter = 0;
List <Account> retval = new List <Account>();
Account acc;
foreach (var pair in sortedPlayers)
{
if (!accounts.ContainsKey(pair.Value))
{
continue;
}
acc = accounts[pair.Value];
if (playerRatings[RatingSystems.GetRatingId(acc.AccountID)].Rank < int.MaxValue)
{
if (counter++ >= count)
{
break;
}
retval.Add(acc);
}
}
return(retval);
}
}
public List <Account> GetTopPlayers(int count, Func <Account, bool> selector)
{
lock (updateLockInternal)
{
int counter = 0;
List <Account> retval = new List <Account>();
using (ZkDataContext db = new ZkDataContext())
{
foreach (var pair in sortedPlayers)
{
Account acc = db.Accounts
.Where(a => (a.AccountID) == pair.Value)
.Include(a => a.Clan)
.Include(a => a.Faction)
.FirstOrDefault();
if (playerRatings[RatingSystems.GetRatingId(acc.AccountID)].Rank < int.MaxValue && selector.Invoke(acc))
{
if (counter++ >= count)
{
break;
}
retval.Add(acc);
}
}
}
return(retval);
}
}
public Dictionary <DateTime, float> GetPlayerLadderRatingHistory(int AccountID)
{
if (!players.ContainsKey(RatingSystems.GetRatingId(AccountID)))
{
return(new Dictionary <DateTime, float>());
}
return(players[RatingSystems.GetRatingId(AccountID)].days.ToDictionary(day => RatingSystems.ConvertDaysToDate(day.day), day => day.GetElo() + RatingOffset - day.GetEloStdev() * GlobalConst.RatingConfidenceSigma));
}
public Dictionary <DateTime, float> GetPlayerRatingHistory(int AccountID)
{
if (!players.ContainsKey(RatingSystems.GetRatingId(AccountID)))
{
return(new Dictionary <DateTime, float>());
}
return(players[RatingSystems.GetRatingId(AccountID)].days.ToDictionary(day => RatingSystems.ConvertDaysToDate(day.day), day => day.getElo() + RatingOffset));
}
public List <float> PredictOutcome(IEnumerable <IEnumerable <Account> > teams, DateTime time)
{
return(teams.Select(t =>
SetupGame(t.Select(x => RatingSystems.GetRatingId(x.AccountID)).ToList(),
teams.Where(t2 => !t2.Equals(t)).SelectMany(t2 => t2.Select(x => RatingSystems.GetRatingId(x.AccountID))).ToList(),
true,
RatingSystems.ConvertDateToDays(time),
-1
).getBlackWinProbability() * 2 / teams.Count()).ToList());
}
public PlayerRating GetPlayerRating(int accountID)
{
if (!completelyInitialized)
{
return(cachedDbRatings.GetOrAdd(accountID,
id =>
{
using (var db = new ZkDataContext())
return db.AccountRatings.FirstOrDefault(x => x.AccountID == id && x.RatingCategory == category)
?.ToPlayerRating() ?? DefaultRating;
}));
}
return(playerRatings.ContainsKey(RatingSystems.GetRatingId(accountID)) ? playerRatings[RatingSystems.GetRatingId(accountID)] : DefaultRating);
}
//private
//Runs in O(N log(N)) for all players
private void UpdateRankings(IEnumerable <Player> players)
{
try
{
int currentDay = RatingSystems.ConvertDateToDays(DateTime.UtcNow);
foreach (var p in players)
{
if (p.days.Count == 0)
{
Trace.TraceError("WHR " + category + " has invalid player " + p.id + " with no days(games)");
continue;
}
float elo = p.days.Last().getElo() + RatingOffset;
float lastUncertainty = p.days.Last().uncertainty * 100;
int lastDay = p.days.Last().day;
playerRatings[p.id] = new PlayerRating(int.MaxValue, 1, elo, lastUncertainty, lastDay, currentDay);
float rating = -playerRatings[p.id].Elo + 0.001f * (float)rand.NextDouble();
if (playerKeys.ContainsKey(p.id))
{
sortedPlayers.Remove(playerKeys[p.id]);
}
playerKeys[p.id] = rating;
sortedPlayers[rating] = p.id;
}
float[] playerUncertainties = new float[playerRatings.Count];
int index = 0;
float DynamicMaxUncertainty = GlobalConst.MinimumDynamicMaxLadderUncertainty;
int maxAge = GlobalConst.LadderActivityDays;
foreach (var pair in playerRatings)
{
if (currentDay - pair.Value.LastGameDate > maxAge)
{
playerUncertainties[index++] = 9999 + index; //don't use infinity because i'm doing shady floating point things
}
else
{
playerUncertainties[index++] = (float)pair.Value.Uncertainty;
}
}
Array.Sort(playerUncertainties);
DynamicMaxUncertainty = Math.Max(DynamicMaxUncertainty, playerUncertainties[Math.Min(playerUncertainties.Length, GlobalConst.LadderSize) - 1] + 0.01f);
int activePlayers = Math.Max(1, ~Array.BinarySearch(playerUncertainties, DynamicMaxUncertainty));
int rank = 0;
List <int> newTopPlayers = new List <int>();
int matched = 0;
List <float> newPercentileBrackets = new List <float>();
newPercentileBrackets.Add(3000);
float percentile;
float[] percentilesRev = Ranks.Percentiles.Reverse().ToArray();
foreach (var pair in sortedPlayers)
{
if (playerRatings[pair.Value].Uncertainty <= DynamicMaxUncertainty && currentDay - playerRatings[pair.Value].LastGameDate <= maxAge)
{
newTopPlayers.Add(pair.Value);
if (rank == matched && rank < topPlayers.Count && topPlayers[rank] == pair.Value)
{
matched++;
}
rank++;
percentile = (float)rank / activePlayers;
if (newPercentileBrackets.Count <= Ranks.Percentiles.Length && percentile > percentilesRev[newPercentileBrackets.Count - 1])
{
newPercentileBrackets.Add(playerRatings[pair.Value].Elo);
}
playerRatings[pair.Value].ApplyLadderUpdate(rank, percentile, currentDay);
}
else if (playerRatings[pair.Value].Rank < int.MaxValue)
{
playerRatings[pair.Value].ApplyLadderUpdate(int.MaxValue, 1, currentDay);
}
}
this.activePlayers = rank;
newPercentileBrackets.Add(0);
PercentileBrackets = newPercentileBrackets.Select(x => x).Reverse().ToArray();
topPlayers = newTopPlayers;
laddersCache = new List <Account>();
Trace.TraceInformation("WHR " + category + " Ladders updated with " + topPlayers.Count + "/" + this.players.Count + " entries, max uncertainty selected: " + DynamicMaxUncertainty + " brackets are now: " + string.Join(", ", PercentileBrackets));
var playerIds = players.Select(x => x.id).ToList();
if (playerIds.Count() < 100)
{
SaveToDB(playerIds);
}
else
{
SaveToDB();
}
//check for rank updates
List <int> playersWithRatingChange = new List <int>();
using (var db = new ZkDataContext())
{
var lastBattlePlayers = db.SpringBattlePlayers.Where(p => p.SpringBattleID == latestBattle.SpringBattleID && !p.IsSpectator).Include(x => x.Account).ToList();
if (latestBattle.GetRatingCategory() == category && lastBattleRanked)
{
lastBattleRanked = false;
lastBattlePlayers.Where(p => playerOldRatings.ContainsKey(RatingSystems.GetRatingId(p.AccountID)) && !p.EloChange.HasValue).ForEach(p =>
{
p.EloChange = playerRatings[RatingSystems.GetRatingId(p.AccountID)].RealElo - playerOldRatings[RatingSystems.GetRatingId(p.AccountID)].RealElo;
});
var updatedRanks = lastBattlePlayers.Where(p => Ranks.UpdateRank(p.Account, p.IsInVictoryTeam, !p.IsInVictoryTeam, db)).Select(x => x.Account).ToList();
updatedRanks.ForEach(p => db.Entry(p).State = EntityState.Modified);
playersWithRatingChange = lastBattlePlayers.Select(x => x.AccountID).ToList();
}
db.SpringBattlePlayers.Where(p => p.SpringBattleID == latestBattle.SpringBattleID && !p.IsSpectator).ToList().ForEach(x => playerOldRatings[RatingSystems.GetRatingId(x.AccountID)] = playerRatings[RatingSystems.GetRatingId(x.AccountID)]);
db.SaveChanges();
}
if (latestBattle.GetRatingCategory() == category && lastBattleRanked)
{
//Publish new results only after saving new stats to db.
RatingsUpdated(this, new RatingUpdate()
{
affectedPlayers = playersWithRatingChange
});
}
//check for topX updates
GetTopPlayers(GlobalConst.LadderSize);
foreach (var listener in topPlayersUpdateListeners)
{
if (matched < listener.Value)
{
listener.Key.TopPlayersUpdated(GetTopPlayers(listener.Value));
}
}
}
catch (Exception ex)
{
string dbg = "WHR " + category + ": Failed to update rankings " + ex + "\nPlayers: ";
foreach (var p in players)
{
dbg += p.id + " (" + p.days.Count + " days), ";
}
Trace.TraceError(dbg);
}
}
public void UpdateRatings()
{
if (!RatingSystems.Initialized)
{
return;
}
if (latestBattle == null)
{
//Trace.TraceInformation("WHR " + category +": No battles to evaluate");
return;
}
lock (updateLock)
{
Action updateAction = null;
if (lastUpdate == null)
{
updateAction = (() =>
{
Trace.TraceInformation("Initializing WHR " + category + " ratings for " + battlesRegistered + " battles, this will take some time.. From B" + firstBattle?.SpringBattleID + " to B" + latestBattle?.SpringBattleID);
runIterations(75);
UpdateRankings(players.Values);
playerOldRatings = new Dictionary <int, PlayerRating>(playerRatings);
completelyInitialized = true;
cachedDbRatings.Clear();
});
}
else if (DateTime.UtcNow.Subtract(lastUpdateTime).TotalHours >= GlobalConst.LadderUpdatePeriod)
{
updateAction = (() =>
{
Trace.TraceInformation("Updating all WHR " + category + " ratings");
runIterations(1);
UpdateRankings(players.Values);
});
lastUpdateTime = DateTime.UtcNow;
}
else if (!latestBattle.Equals(lastUpdate))
{
updateAction = (() =>
{
Trace.TraceInformation("Updating WHR " + category + " ratings for last Battle: " + latestBattle.SpringBattleID);
IEnumerable <Player> players = latestBattle.SpringBattlePlayers.Where(p => !p.IsSpectator).Select(p => getPlayerById(RatingSystems.GetRatingId(p.AccountID)));
players.ForEach(p => p.runOneNewtonIteration());
players.ForEach(p => p.updateUncertainty());
UpdateRankings(players);
});
}
else
{
//Trace.TraceInformation("No WHR " + category +" ratings to update");
return;
}
var lastUpdateEx = lastUpdate;
Task.Factory.StartNew(() =>
{
try
{
lock (updateLockInternal)
{
DateTime start = DateTime.Now;
updateAction.Invoke();
Trace.TraceInformation("WHR " + category + " Ratings updated in " + DateTime.Now.Subtract(start).TotalSeconds + " seconds, " + (GC.GetTotalMemory(false) / (1 << 20)) + "MiB total memory allocated");
}
}
catch (Exception ex)
{
Trace.TraceError("Thread error while updating WHR " + category + " " + ex);
}
}, CancellationToken.None, TaskCreationOptions.None, PriorityScheduler.BelowNormal);
lastUpdate = latestBattle;
}
}
public void ProcessBattle(SpringBattle battle, bool removeBattle = false)
{
ICollection <int> winners = battle.SpringBattlePlayers.Where(p => p.IsInVictoryTeam && !p.IsSpectator).Select(p => RatingSystems.GetRatingId(p.AccountID)).ToList();
ICollection <int> losers = battle.SpringBattlePlayers.Where(p => !p.IsInVictoryTeam && !p.IsSpectator).Select(p => RatingSystems.GetRatingId(p.AccountID)).ToList();
int date = RatingSystems.ConvertDateToDays(battle.StartTime);
if (removeBattle)
{
if (ProcessedBattles.Contains(battle.SpringBattleID) && RatingSystems.Initialized)
{
Trace.TraceInformation("WHR " + category + " removing battle " + battle.SpringBattleID + " from " + battle.StartTime);
var game = SetupGame(losers, winners, false, date, battle.SpringBattleID);
losers.Union(winners).Select(x => getPlayerById(x)).ForEach(x => x.RemoveGame(game));
ProcessedBattles.Remove(battle.SpringBattleID);
battlesRegistered--;
latestBattle = battle;
Trace.TraceInformation(battlesRegistered + " battles registered for WHR " + category + ", latest Battle: " + battle.SpringBattleID);
UpdateRatings();
}
return;
}
if (winners.Count > 0 && losers.Count > 0 && winners.Intersect(losers).Count() == 0)
{
if (ProcessedBattles.Contains(battle.SpringBattleID))
{
return;
}
battlesRegistered++;
ProcessedBattles.Add(battle.SpringBattleID);
if (firstBattle == null)
{
firstBattle = battle;
}
latestBattle = battle;
if (date > RatingSystems.ConvertDateToDays(DateTime.UtcNow))
{
Trace.TraceWarning("WHR " + category + ": Tried to register battle " + battle.SpringBattleID + " which is from the future " + (date) + " > " + RatingSystems.ConvertDateToDays(DateTime.UtcNow));
}
else
{
createGame(losers, winners, false, date, battle.SpringBattleID);
if (RatingSystems.Initialized)
{
lastBattleRanked = true;
Trace.TraceInformation(battlesRegistered + " battles registered for WHR " + category + ", latest Battle: " + battle.SpringBattleID);
UpdateRatings();
}
}
}
}
public PlayerRating GetPlayerRating(int accountID)
{
return(playerRatings.ContainsKey(RatingSystems.GetRatingId(accountID)) ? playerRatings[RatingSystems.GetRatingId(accountID)] : DefaultRating);
}
public void UpdateRatings()
{
if (!RatingSystems.Initialized)
{
return;
}
if (latestBattle == null)
{
//Trace.TraceInformation("WHR " + category +": No battles to evaluate");
return;
}
lock (updateLock)
{
Action updateAction = null;
if (lastUpdate == null)
{
updateAction = (() =>
{
Trace.TraceInformation("Initializing WHR " + category + " ratings for " + battlesRegistered + " battles, this will take some time.. From B" + firstBattle?.SpringBattleID + " to B" + latestBattle?.SpringBattleID);
runIterations(75);
UpdateRankings(players.Values);
playerOldRatings = new Dictionary <int, PlayerRating>(playerRatings);
});
}
else if (DateTime.UtcNow.Subtract(lastUpdateTime).TotalHours >= GlobalConst.LadderUpdatePeriod)
{
updateAction = (() =>
{
Trace.TraceInformation("Updating all WHR " + category + " ratings");
runIterations(1);
UpdateRankings(players.Values);
});
lastUpdateTime = DateTime.UtcNow;
}
else if (!latestBattle.Equals(lastUpdate))
{
updateAction = (() =>
{
Trace.TraceInformation("Updating WHR " + category + " ratings for last Battle: " + latestBattle.SpringBattleID);
IEnumerable <Player> players = latestBattle.SpringBattlePlayers.Where(p => !p.IsSpectator).Select(p => getPlayerById(RatingSystems.GetRatingId(p.AccountID)));
players.ForEach(p => p.runOneNewtonIteration());
players.ForEach(p => p.updateUncertainty());
UpdateRankings(players);
});
}
else
{
//Trace.TraceInformation("No WHR " + category +" ratings to update");
return;
}
var lastUpdateEx = lastUpdate;
Task.Factory.StartNew(() =>
{
try
{
lock (updateLockInternal)
{
DateTime start = DateTime.Now;
updateAction.Invoke();
Trace.TraceInformation("WHR " + category + " Ratings updated in " + DateTime.Now.Subtract(start).TotalSeconds + " seconds, " + (GC.GetTotalMemory(false) / (1 << 20)) + "MiB total memory allocated");
IEnumerable <Account> updatedRanks = new List <Account>();
using (var db = new ZkDataContext())
{
var lastBattlePlayers = db.SpringBattlePlayers.Where(p => p.SpringBattleID == latestBattle.SpringBattleID && !p.IsSpectator).Include(x => x.Account).ToList();
if (latestBattle.GetRatingCategory() == category && lastBattleRanked)
{
lastBattleRanked = false;
lastBattlePlayers.Where(p => playerOldRatings.ContainsKey(RatingSystems.GetRatingId(p.AccountID)) && !p.EloChange.HasValue).ForEach(p =>
{
p.EloChange = playerRatings[RatingSystems.GetRatingId(p.AccountID)].RealElo - playerOldRatings[RatingSystems.GetRatingId(p.AccountID)].RealElo;
});
updatedRanks = lastBattlePlayers.Where(p => Ranks.UpdateRank(p.Account, p.IsInVictoryTeam, !p.IsInVictoryTeam, db)).Select(x => x.Account).ToList();
updatedRanks.ForEach(p => db.Entry(p).State = EntityState.Modified);
}
db.SpringBattlePlayers.Where(p => p.SpringBattleID == latestBattle.SpringBattleID && !p.IsSpectator).ToList().ForEach(x => playerOldRatings[RatingSystems.GetRatingId(x.AccountID)] = playerRatings[RatingSystems.GetRatingId(x.AccountID)]);
db.SaveChanges();
}
RatingsUpdated(this, new RatingUpdate()
{
affectedPlayers = updatedRanks.Select(p => RatingSystems.GetRatingId(p.AccountID))
});
}
}
catch (Exception ex)
{
Trace.TraceError("Thread error while updating WHR " + category + " " + ex);
}
}, CancellationToken.None, TaskCreationOptions.None, PriorityScheduler.BelowNormal);
lastUpdate = latestBattle;
}
}
//private
//Runs in O(N log(N)) for all players
private void UpdateRankings(IEnumerable <Player> players)
{
try
{
Dictionary <int, float> oldRatings = new Dictionary <int, float>();
//check for ladder elo updates
using (var db = new ZkDataContext())
{
var battleIDs = pendingDebriefings.Keys.ToList();
var lastBattlePlayers = db.SpringBattlePlayers.Where(p => battleIDs.Contains(p.SpringBattleID) && !p.IsSpectator).Include(x => x.Account).ToList();
oldRatings = lastBattlePlayers.ToDictionary(p => p.AccountID, p => playerRatings[p.AccountID].LadderElo);
lastBattlePlayers.ForEach(p => playerRatings[p.AccountID].LadderElo = Ranks.UpdateLadderRating(p.Account, category, this.players[p.AccountID].avgElo + RatingOffset, p.IsInVictoryTeam, !p.IsInVictoryTeam, db));
}
//update ladders
int currentDay = RatingSystems.ConvertDateToDays(DateTime.UtcNow);
int playerCount = 0;
using (var db = new ZkDataContext())
{
foreach (var p in players)
{
if (p.days.Count == 0)
{
Trace.TraceError("WHR " + category + " has invalid player " + p.id + " with no days(games)");
continue;
}
float elo = p.days.Last().GetElo() + RatingOffset;
float lastNaturalRatingVar = p.avgEloVar * GlobalConst.EloToNaturalRatingMultiplierSquared;
var lastDay = p.days.Last();
float ladderElo;
if (playerRatings.ContainsKey(p.id))
{
ladderElo = playerRatings[p.id].LadderElo;
}
else
{
ladderElo = (float?)db.AccountRatings.Where(x => x.AccountID == p.id && x.RatingCategory == category).FirstOrDefault()?.LadderElo ?? DefaultRating.LadderElo;
}
playerRatings[p.id] = new PlayerRating(int.MaxValue, 1, elo, lastNaturalRatingVar, GlobalConst.NaturalRatingVariancePerDay(lastDay.totalWeight), lastDay.day, currentDay, ladderElo, !float.IsNaN(p.avgElo));
float rating = -playerRatings[p.id].LadderElo + 0.001f * (float)rand.NextDouble();
if (playerKeys.ContainsKey(p.id))
{
sortedPlayers.Remove(playerKeys[p.id]);
}
playerKeys[p.id] = rating;
sortedPlayers[rating] = p.id;
if (playerRatings[p.id].Ranked)
{
playerCount++;
}
}
}
this.activePlayers = playerCount;
int rank = 0;
List <int> newTopPlayers = new List <int>();
int matched = 0;
List <float> newPercentileBrackets = new List <float>();
newPercentileBrackets.Add(playerRatings[sortedPlayers.First().Value].LadderElo + 420);
float percentile;
float[] percentilesRev = Ranks.Percentiles.Reverse().ToArray();
foreach (var pair in sortedPlayers)
{
if (playerRatings[pair.Value].Ranked)
{
newTopPlayers.Add(pair.Value);
if (rank == matched && rank < topPlayers.Count && topPlayers[rank] == pair.Value)
{
matched++;
}
rank++;
percentile = (float)rank / activePlayers;
if (newPercentileBrackets.Count <= Ranks.Percentiles.Length && percentile > percentilesRev[newPercentileBrackets.Count - 1])
{
newPercentileBrackets.Add(playerRatings[pair.Value].LadderElo);
}
playerRatings[pair.Value].ApplyLadderUpdate(rank, percentile, currentDay, true);
}
else if (playerRatings[pair.Value].Rank < int.MaxValue)
{
playerRatings[pair.Value].ApplyLadderUpdate(int.MaxValue, 1, currentDay, false);
}
}
newPercentileBrackets.Add(newPercentileBrackets.Last() - 420);
PercentileBrackets = newPercentileBrackets.Select(x => x).Reverse().ToArray();
topPlayers = newTopPlayers;
laddersCache = new List <Account>();
Trace.TraceInformation("WHR " + category + " Ladders updated with " + topPlayers.Count + "/" + this.players.Count + " entries. Brackets are now: " + string.Join(", ", PercentileBrackets));
var playerIds = players.Select(x => x.id).ToList();
if (playerIds.Count() < 100)
{
SaveToDB(playerIds);
}
else
{
SaveToDB();
}
//check for rank updates
if (pendingDebriefings.Any())
{
List <int> playersWithRatingChange = new List <int>();
Dictionary <int, int> oldRanks = new Dictionary <int, int>();
Dictionary <int, Account> updatedRanks = new Dictionary <int, Account>();
Dictionary <int, Account> involvedAccounts = new Dictionary <int, Account>();
Trace.TraceInformation("WHR Filling in Debriefings for Battles: " + pendingDebriefings.Keys.Select(x => "B" + x).StringJoin());
using (var db = new ZkDataContext())
{
var battleIDs = pendingDebriefings.Keys.ToList();
var lastBattlePlayers = db.SpringBattlePlayers.Where(p => battleIDs.Contains(p.SpringBattleID) && !p.IsSpectator).Include(x => x.Account).ToList();
involvedAccounts = lastBattlePlayers.ToDictionary(p => p.AccountID, p => p.Account);
Trace.TraceInformation("WHR Debriefing players: " + involvedAccounts.Values.Select(x => x.Name).StringJoin());
oldRanks = lastBattlePlayers.ToDictionary(p => p.AccountID, p => p.Account.Rank);
updatedRanks = lastBattlePlayers.Where(p => Ranks.UpdateRank(p.Account, p.IsInVictoryTeam, !p.IsInVictoryTeam, db)).Select(x => x.Account).ToDictionary(p => p.AccountID, p => p);
updatedRanks.Values.ForEach(p => db.Entry(p).State = EntityState.Modified);
playersWithRatingChange = lastBattlePlayers.Select(x => x.AccountID).ToList();
lastBattlePlayers.Where(p => playerOldRatings.ContainsKey(RatingSystems.GetRatingId(p.AccountID)) && !p.EloChange.HasValue).ForEach(p =>
{
//p.EloChange = playerRatings[RatingSystems.GetRatingId(p.AccountID)].RealElo - playerOldRatings[RatingSystems.GetRatingId(p.AccountID)].RealElo;
p.EloChange = playerRatings[p.AccountID].LadderElo - oldRatings[p.AccountID];
});
db.SpringBattlePlayers.Where(p => battleIDs.Contains(p.SpringBattleID) && !p.IsSpectator).ToList().ForEach(x => playerOldRatings[RatingSystems.GetRatingId(x.AccountID)] = playerRatings[RatingSystems.GetRatingId(x.AccountID)]);
db.SaveChanges();
}
//Publish new results only after saving new stats to db.
pendingDebriefings.ForEach(pair =>
{
pair.Value.partialDebriefing.DebriefingUsers.Values.ForEach(user => {
try
{
user.EloChange = playerRatings[user.AccountID].LadderElo - oldRatings[user.AccountID];
user.IsRankup = updatedRanks.ContainsKey(user.AccountID) && oldRanks[user.AccountID] < updatedRanks[user.AccountID].Rank;
user.IsRankdown = updatedRanks.ContainsKey(user.AccountID) && oldRanks[user.AccountID] > updatedRanks[user.AccountID].Rank;
var prog = Ranks.GetRankProgress(involvedAccounts[user.AccountID], this);
if (prog == null)
{
Trace.TraceWarning("User " + user.AccountID + " is wrongfully unranked");
}
user.NextRankElo = prog.RankCeilElo;
user.PrevRankElo = prog.RankFloorElo;
user.NewElo = prog.CurrentElo;
}
catch (Exception ex)
{
Trace.TraceError("Unable to complete debriefing for user " + user.AccountID + ": " + ex);
}
});
pair.Value.partialDebriefing.RatingCategory = category.ToString();
pair.Value.debriefingConsumer.Invoke(pair.Value.partialDebriefing);
});
RatingsUpdated(this, new RatingUpdate()
{
affectedPlayers = playersWithRatingChange
});
pendingDebriefings.Clear();
}
//check for topX updates
GetTopPlayers(GlobalConst.LadderSize);
foreach (var listener in topPlayersUpdateListeners)
{
if (matched < listener.Value)
{
listener.Key.TopPlayersUpdated(GetTopPlayers(listener.Value));
}
}
}
catch (Exception ex)
{
string dbg = "WHR " + category + ": Failed to update rankings " + ex + "\nPlayers: ";
foreach (var p in players)
{
dbg += p.id + " (" + p.days.Count + " days), ";
}
Trace.TraceError(dbg);
}
}
public void UpdateRatings()
{
if (!RatingSystems.Initialized)
{
return;
}
if (battlesRegistered == 0)
{
Trace.TraceWarning("No battles registered for WHR " + category);
return;
}
lock (updateLock)
{
Action updateAction = null;
if (!completelyInitialized)
{
updateAction = (() =>
{
Trace.TraceInformation("Initializing WHR " + category + " ratings for " + battlesRegistered + " battles, this will take some time..");
runIterations(75);
UpdateRankings(players.Values);
playerOldRatings = new Dictionary <int, PlayerRating>(playerRatings);
completelyInitialized = true;
cachedDbRatings.Clear();
});
}
else if (DateTime.UtcNow.Subtract(lastUpdateTime).TotalHours >= GlobalConst.LadderUpdatePeriod)
{
updateAction = (() =>
{
Trace.TraceInformation("Updating all WHR " + category + " ratings");
runIterations(1);
UpdateRankings(players.Values);
});
lastUpdateTime = DateTime.UtcNow;
}
else
{
updateAction = (() =>
{
Trace.TraceInformation("Updating WHR " + category + " ratings for pending battles: " + pendingDebriefings.Keys.Select(x => "B" + x).StringJoin());
IEnumerable <Player> players = pendingDebriefings.Values.SelectMany(x => x.battle.SpringBattlePlayers).Where(p => !p.IsSpectator).Select(p => getPlayerById(RatingSystems.GetRatingId(p.AccountID)));
players.ForEach(p => p.RunOneNewtonIteration(true));
UpdateRankings(players);
});
}
Task.Factory.StartNew(() =>
{
try
{
lock (updateLockInternal)
{
DateTime start = DateTime.Now;
updateAction.Invoke();
Trace.TraceInformation("WHR " + category + " Ratings updated in " + DateTime.Now.Subtract(start).TotalSeconds + " seconds, " + (GC.GetTotalMemory(false) / (1 << 20)) + "MiB total memory allocated");
}
}
catch (Exception ex)
{
Trace.TraceError("Thread error while updating WHR " + category + " " + ex);
}
}, CancellationToken.None, TaskCreationOptions.None, PriorityScheduler.BelowNormal);
}
}
public void ProcessBattle(SpringBattle battle)
{
ICollection <int> winners = battle.SpringBattlePlayers.Where(p => p.IsInVictoryTeam && !p.IsSpectator).Select(p => RatingSystems.GetRatingId(p.AccountID)).Distinct().ToList();
ICollection <int> losers = battle.SpringBattlePlayers.Where(p => !p.IsInVictoryTeam && !p.IsSpectator).Select(p => RatingSystems.GetRatingId(p.AccountID)).Distinct().ToList();
int date = RatingSystems.ConvertDateToDays(battle.StartTime);
if (RatingSystems.Initialized)
{
if (winners.Intersect(losers).Any())
{
Trace.TraceWarning("WHR B" + battle.SpringBattleID + " has winner loser intersection");
}
if (ProcessedBattles.Contains(battle.SpringBattleID))
{
Trace.TraceWarning("WHR B" + battle.SpringBattleID + " has already been processed");
}
if (winners.Count == 0)
{
Trace.TraceWarning("WHR B" + battle.SpringBattleID + " has no winner");
}
if (losers.Count == 0)
{
Trace.TraceWarning("WHR B" + battle.SpringBattleID + " has no loser");
}
}
if (!winners.Intersect(losers).Any() && !ProcessedBattles.Contains(battle.SpringBattleID) && winners.Count > 0 && losers.Count > 0)
{
battlesRegistered++;
ProcessedBattles.Add(battle.SpringBattleID);
if (date > RatingSystems.ConvertDateToDays(DateTime.UtcNow))
{
Trace.TraceWarning("WHR " + category + ": Tried to register battle " + battle.SpringBattleID + " which is from the future " + (date) + " > " + RatingSystems.ConvertDateToDays(DateTime.UtcNow));
}
else
{
CreateGame(losers, winners, false, date, battle.SpringBattleID);
futureDebriefings.ForEach(u => pendingDebriefings.TryAdd(u.Key, u.Value));
futureDebriefings.Clear();
if (RatingSystems.Initialized)
{
Trace.TraceInformation(battlesRegistered + " battles registered for WHR " + category + ", latest Battle: " + battle.SpringBattleID);
UpdateRatings();
}
}
}
else
{
PendingDebriefing debriefing;
futureDebriefings.TryGetValue(battle.SpringBattleID, out debriefing);
if (debriefing == null)
{
pendingDebriefings.TryGetValue(battle.SpringBattleID, out debriefing);
}
if (debriefing != null)
{
Trace.TraceWarning("Battle " + battle.SpringBattleID + " was processed before attaching pending report");
debriefing.debriefingConsumer.Invoke(debriefing.partialDebriefing);
}
}
}
private static void FillApplicableRatings(SpringBattle battle, SpringBattleContext result)
{
battle.ApplicableRatings = 0;
if (battle.HasBots)
{
return;
}
if (battle.IsMission)
{
return;
}
if (battle.SpringBattlePlayers?.Where(x => !x.IsSpectator).Select(x => x.AllyNumber).Distinct().Count() < 2)
{
return;
}
if (battle.ResourceByMapResourceID?.MapIsSpecial == true)
{
return;
}
//only count balanced custom matches for elo
if (battle.Mode == AutohostMode.None && battle.SpringBattlePlayers?.Where(x => !x.IsSpectator).GroupBy(x => x.AllyNumber).Select(x => x.Count()).Distinct().Count() > 1)
{
return;
}
if (battle.Duration < GlobalConst.MinDurationForElo)
{
return;
}
//don't mark battles for ratings if they can't be rated
ICollection <int> winners = battle.SpringBattlePlayers.Where(p => p.IsInVictoryTeam && !p.IsSpectator).Select(p => RatingSystems.GetRatingId(p.AccountID)).Distinct().ToList();
ICollection <int> losers = battle.SpringBattlePlayers.Where(p => !p.IsInVictoryTeam && !p.IsSpectator).Select(p => RatingSystems.GetRatingId(p.AccountID)).Distinct().ToList();
if (winners.Count == 0 || losers.Count == 0 || winners.Intersect(losers).Count() != 0)
{
return;
}
battle.ApplicableRatings |= (RatingCategoryFlags)result.LobbyStartContext.ApplicableRating;
//Optionally add other flags here, like a casual or overall rating
}
