public TeamPlayerPerformanceCalculator(string connString)
{
_connectionString = connString;
SqlConnection connection = new SqlConnection(_connectionString);
connection.Open();
SqlTransaction transaction = connection.BeginTransaction();
// get bouts
var bouts = new BoutGateway(connection, transaction).GetBouts().OrderBy(b => b.BoutDate);
IList<Jam> jams = new JamGateway(connection, transaction).GetAllJams();
IList<JamPlayer> jamPlayers = new JamPlayerGateway(connection, transaction).GetJamPlayers();
var jamPlayerMap = jamPlayers.GroupBy(jp => jp.JamID).ToDictionary(g => g.Key, g => g.ToList());
foreach(Bout bout in bouts)
{
var boutJams = jams.Where(j => j.BoutID == bout.ID);
// get teamplayerperformance values
// scrape FTS?
// get FTS data for this bout (input ratings, differential, ratings change)
// Calculate an estimated Team Str based on play rate of players
double homeTeamStrength, awayTeamStrength;
CalculateEstimatedTeamStrength(boutJams, bout, jamPlayerMap, out homeTeamStrength, out awayTeamStrength);
// Calculate Expected Ratio from Team Str comparison
CalculateExpectedHomeTeamShare(bout, homeTeamStrength, awayTeamStrength);
// Calculate Expected Delta (Modify both sides scores equally?)
// Convert expected delta to PerfAgainstAverage
// ??? Compare Sum of PerfAgainstAverage to Actual Delta
// ??? Adjust player Ratings to align Team Str with results
}
}
public IList<Dictionary<int, PlayerPerformance>> GetAllPlayerPointPerformances(int numberOfIterations)
{
// pull data
SqlConnection connection = new SqlConnection(_connectionString);
connection.Open();
SqlTransaction transaction = connection.BeginTransaction();
var players = new PlayerGateway(connection, transaction).GetAllPlayers().GroupBy(p => p.ID).ToDictionary(g => g.Key, g => g.ToDictionary(g2 => g2.TeamID));
var jams = new JamGateway(connection, transaction).GetAllJams().OrderBy(j => j.ID);
var jamBoutMap = jams.ToDictionary(j => j.ID, j => j.BoutID);
var jpe = new JamPlayerEffectivenessGateway(connection, transaction).GetAllJamPlayerEffectiveness();
var jamData = new JamDataGateway(connection, transaction).GetAllJamData()
.GroupBy(jd => jd.JamID)
.ToDictionary(g => g.Key, g => g.ToDictionary(g2 => g2.TeamID));
var teams = new TeamGateway(connection, transaction).GetAllTeams().ToDictionary(t => t.ID);
var bouts = new BoutGateway(connection, transaction).GetBouts().ToDictionary(t => t.ID);
var penalties = new PenaltyGateway(connection, transaction).GetAllPenalties()
.GroupBy(p => p.JamID)
.ToDictionary(
g => g.Key,
g => g.GroupBy(g2 => g2.PlayerID).ToDictionary(g3 => g3.Key, g3 => g3.ToList()));
var pgs = new PenaltyGroupGateway(connection, transaction).GetAllPenaltyGroups();
Dictionary<int, int> boxTimeEstimates = new BoxTimeEstimateGateway(connection, transaction).GetAllBoxTimeEstimates();
Dictionary<FoulComparison, Dictionary<int, float>> sss = new SituationalScoreGateway(connection, transaction).GetAllSituationalScores();
AveragePenaltyCostPerJam avgPenCost = new AveragePenaltyCostGateway(connection, transaction).GetAveragePenaltyCost();
Dictionary<int, Dictionary<int, JamPlayer>> jamPlayerMap = new JamPlayerGateway(connection, transaction).GetJamPlayers()
.GroupBy(jp => jp.JamID)
.ToDictionary(g => g.Key, g => g.ToDictionary(g2 => g2.PlayerID));
transaction.Commit();
connection.Close();
Dictionary<FoulComparison, float> medians = CalculateMedianScores(sss);
PenaltyCostCalculator ppcCalc = new PenaltyCostCalculator(_connectionString);
Dictionary<int, double> groupPenaltyCostMap = PenaltyCostCalculator.CalculatePointCosts(jamData, jamPlayerMap, pgs, boxTimeEstimates, sss);
Dictionary<int, double> jamTotalPortionMap = new Dictionary<int, double>(300);
var previousResult = GenerateInitialPlayerPerformance(players, jams, jpe, jamData, teams, bouts, penalties, pgs, avgPenCost, medians, groupPenaltyCostMap, jamTotalPortionMap);
List<Dictionary<int, PlayerPerformance>> result = new List<Dictionary<int, PlayerPerformance>>(numberOfIterations);
result.Add(previousResult);
int i = 0;
while(i < numberOfIterations)
{
previousResult = GeneratePlayerPerformanceIteration(previousResult, jams, jamData, jamTotalPortionMap, jpe, avgPenCost);
result.Add(previousResult);
i++;
}
return result;
}
private List<JamPlayer> AddJamPlayers(Dictionary<string, Player> playerMap, Jam jam, IList<PlayerLineupModel> lineups, JamPlayerGateway gateway)
{
List<JamPlayer> list = new List<JamPlayer>();
foreach (PlayerLineupModel lineup in lineups)
{
if(lineup == null)
{
// TODO: handle null players
Console.WriteLine(jam.ToString() + ": empty player spot");
continue;
}
Player player = playerMap[lineup.PlayerNumber];
list.Add(gateway.AddJamPlayer(jam.ID, player.ID, player.TeamID, lineup.IsJammer, lineup.IsPivot));
}
return list;
}
private List<JamPlayer> AddJamPlayers(Dictionary<string, Player> playerMap, Jam jam, IList<PlayerLineupModel> lineups, JamPlayerGateway gateway)
{
List<JamPlayer> list = new List<JamPlayer>();
List<string> duplicateCheckList = new List<string>();
foreach (PlayerLineupModel lineup in lineups)
{
if(lineup == null)
{
// TODO: handle null players
Console.WriteLine(jam.ToString() + ": empty player spot");
continue;
}
if (duplicateCheckList.Contains(lineup.PlayerNumber))
{
throw new InvalidOperationException(string.Format("{0}: #{1} in lineup multiple times.", jam, lineup.PlayerNumber));
}
duplicateCheckList.Add(lineup.PlayerNumber);
Player player = playerMap[lineup.PlayerNumber];
list.Add(gateway.AddJamPlayer(jam.ID, player.ID, player.TeamID, lineup.IsJammer, lineup.IsPivot));
}
return list;
}
private Dictionary<int, List<JamPlayer>> CreateJamPlayerMap(Dictionary<string, Player> homePlayerMap, Dictionary<string, Player> awayPlayerMap,
IList<Jam> jamList, IList<JamLineupModel> lineups)
{
Dictionary<int, List<JamPlayer>> map = new Dictionary<int, List<JamPlayer>>();
JamPlayerGateway jamPlayerGateway = new JamPlayerGateway(_connection, _transaction);
foreach(JamLineupModel jamLineup in lineups)
{
Jam jam = jamList.First(j => j.IsFirstHalf == jamLineup.IsFirstHalf && j.JamNumber == jamLineup.JamNumber);
List<JamPlayer> list = AddJamPlayers(homePlayerMap, jam, jamLineup.HomeLineup, jamPlayerGateway);
list.AddRange(AddJamPlayers(awayPlayerMap, jam, jamLineup.AwayLineup, jamPlayerGateway));
map[jam.ID] = list;
}
return map;
}