public void Handle(GameStartedEvent startedEvent, GameState gameState)
{
var deck = new Deck().ToList();
gameState.Id = startedEvent.GameId;
gameState.GameRules = startedEvent.Rules;
gameState.StartedAt = startedEvent.Occurred;
gameState.LastUpdated = startedEvent.Occurred;
gameState.OpeningRound = new OpeningRound
{
Deck = deck,
Complete = false,
CutCards = new List<PlayerIdCard>(),
WinningPlayerCut = null
};
gameState.IndividualScores = new List<PlayerScore>(startedEvent.Players.Select(player => new PlayerScore { Player = player, Score = 0 }));
gameState.PlayerIds = startedEvent.Players.ToList();
gameState.TeamScores = startedEvent.Players.Count == 2
? startedEvent.Players.Select(p => new TeamScore {Players = new List<int> {p}}).ToList()
: new List<TeamScore>
{
new TeamScore {Players = new List<int> {startedEvent.Players[0], startedEvent.Players[2]}},
new TeamScore {Players = new List<int> {startedEvent.Players[1], startedEvent.Players[3]}}
};
gameState.Rounds = new List<RoundState>();
}
public void SetUp()
{
_scoreCalculator = new ScoreCalculator();
_gameState = new GameState
{
GameRules = new GameRules(GameScoreType.Standard121, 2),
PlayerIds =new List<int>{1,2},
OpeningRound = new OpeningRound(),
IndividualScores = new List<PlayerScore>
{
new PlayerScore {Player = 1, Score = 0},
new PlayerScore {Player = 2, Score = 0}
},
Rounds = new List<RoundState>
{
new RoundState
{
PlayerCrib = 1,
Hands =
new List<PlayerIdHand>
{
new PlayerIdHand(1,new List<Card>
{
new Card(Rank.Six, Suit.Clubs),
new Card(Rank.Seven,Suit.Diamonds),
new Card(Rank.Seven,Suit.Hearts),
new Card(Rank.Eight, Suit.Spades)
}
),
new PlayerIdHand( 2,new List<Card>
{
new Card(Rank.Four, Suit.Spades),
new Card(Rank.Jack, Suit.Hearts),
new Card(Rank.Six, Suit.Diamonds),
new Card(Rank.Five, Suit.Clubs)
}
)
},
ThePlay = new List<List<PlayerPlayItem>>
{
new List<PlayerPlayItem>()
},
ThrowCardsComplete = true,
PlayedCardsComplete = true,
Starter = new Card(Rank.Eight, Suit.Clubs),
ShowScores = new List<PlayerScoreShow>
{
new PlayerScoreShow{ ShowScore = 0, HasShowed = false, Player = 1, PlayerCountedShowScore = 0, CribScore = null },
new PlayerScoreShow{ ShowScore = 0, HasShowed = false, Player = 2, PlayerCountedShowScore = 0, CribScore = null }
},
Round = 1
}
},
TeamScores = new List<TeamScore> { new TeamScore { Players = new List<int> { 1 } }, new TeamScore { Players = new List<int> { 2 } } }
};
}
public GameState Build(EventStream eventStream)
{
var state = new GameState();
foreach (var @event in eventStream)
{
if (@event.GetType() == typeof(GameStartedEvent))
{
Handle((GameStartedEvent)@event, state);
}
else if (@event.GetType() == typeof(DeckShuffledEvent))
{
Handle((DeckShuffledEvent)@event, state);
}
else if (@event.GetType() == typeof(CardCutEvent))
{
Handle((CardCutEvent)@event, state);
}
else if (@event.GetType() == typeof(RoundStartedEvent))
{
Handle((RoundStartedEvent)@event, state);
}
else if (@event.GetType() == typeof(HandsDealtEvent))
{
Handle((HandsDealtEvent)@event, state);
}
else if (@event.GetType() == typeof(StarterCardSelectedEvent))
{
Handle((StarterCardSelectedEvent)@event, state);
}
else if (@event.GetType() == typeof(CardsThrownEvent))
{
Handle((CardsThrownEvent)@event, state);
}
else if (@event.GetType() == typeof(CardPlayedEvent))
{
Handle((CardPlayedEvent)@event, state);
}
else if (@event.GetType() == typeof(HandCountedEvent))
{
Handle((HandCountedEvent)@event, state);
}
else if (@event.GetType() == typeof(CribCountedEvent))
{
Handle((CribCountedEvent)@event, state);
}
}
return state;
}
public Cribbage(IEnumerable<int> players, GameRules rules, IEnumerable<IEventListener> eventListeners = null)
{
State = new GameState();
var listeners = new List<IEventListener>(eventListeners ?? new List<IEventListener>()) { new GameStateEventListener(State, new GameStateBuilder()) };
Stream = new EventStream(listeners)
{
new GameStartedEvent
{
GameId = Guid.NewGuid(),
Occurred = DateTimeOffset.Now,
Rules = rules,
Players = players.ToList()
},
new DeckShuffledEvent {Deck = _deck.ToList(), GameId = State.Id}
};
}
public void GameStateIsSerializable()
{
var gameState = new GameState
{
GameRules = new GameRules(GameScoreType.Short61, 4),
Id = Guid.NewGuid(),
IndividualScores =
new List<PlayerScore>
{
new PlayerScore {Player = 1, Score = 2},
new PlayerScore {Player = 2, Score = 3}
},
LastUpdated = DateTimeOffset.Now,
OpeningRound =
new OpeningRound
{
Complete = true,
CutCards =
new List<PlayerIdCard>
{
new PlayerIdCard{Player= 1, Card= new Card()}
},
WinningPlayerCut = 1,
Deck = new Deck().ToList()
},
StartedAt = DateTimeOffset.Now,
Rounds = new List<RoundState> { new RoundState { Complete = false } },
PlayerIds = new List<int> { 1, 2 },
TeamScores = new List<TeamScore> { new TeamScore { Players = new List<int> { 1 }, Score = 5 } },
};
var stream = new MemoryStream();
var xmlSerializer = new XmlSerializer(typeof(GameState));
xmlSerializer.Serialize(stream, gameState);
stream.Seek(0, SeekOrigin.Begin);
var gameStateDeserialized = (GameState)xmlSerializer.Deserialize(stream);
Assert.True(true);
}
public static void Test(GameState gameState)
{
foreach (var teamScore in gameState.TeamScores)
{
Assert.Equal(teamScore.Score, gameState.IndividualScores.Where(s => teamScore.Players.Contains(s.Player)).Sum(ps => ps.Score));
}
gameState.TeamScores.Count(ts => ts.Score >= gameState.GameRules.WinningScore).Should().Be(1);
gameState.IsGameFinished().Should().BeTrue();
Assert.True(gameState.Rounds.All(r => r.DealtCards.Select(p => p.Hand).All(cards => cards.Distinct().Count() == gameState.GameRules.HandSizeToDeal)));
Assert.True(gameState.Rounds.All(r => r.Hands.Select(p => p.Hand).All(cards => cards.Distinct().Count() == GameRules.HandSize)));
//Assert.True(
// gameState.TeamScores
// .All(ts =>
// {
// var showScore = gameState.Rounds.Sum(r => r.ShowScores.Where(ss => ts.Players.Contains(ss.Player)).Sum(pss => pss.ShowScore + (pss.CribScore ?? 0)));
// var playScores = gameState.Rounds.Sum(r => r.ThePlay.SelectMany(ppi => ppi).Where(ppi => ts.Players.Contains(ppi.Player)).Sum(ppi => ppi.Score));
// return ts.Score == showScore + playScores;
// }));
}
private int? FindNextPlayer(GameState state, int playerId)
{
var roundState = state.GetCurrentRound();
var currentRound = roundState;
var setOfPlays = currentRound.ThePlay;
var playedCards = setOfPlays.SelectMany(c => c).Select(spc => spc.Card).ToList();
var playerCardPlayedScores = setOfPlays.Last();
//if round is done
if (playedCards.Count == state.PlayerIds.Count * GameRules.HandSize)
{
return null;
}
//move to current player
var currentPlayer = state.PlayerIds.Single(sp => sp == playerId);
var nextPlayer = state.PlayerIds.NextOf(currentPlayer);
//move to next player with valid move
while (true)
{
var nextPlayerAvailableCardsToPlay = roundState.Hands.Single(ph => ph.Id == nextPlayer).Hand.Except(playedCards, CardValueEquality.Instance).ToList();
if (!nextPlayerAvailableCardsToPlay.Any())
{
nextPlayer = state.PlayerIds.NextOf(nextPlayer);
continue;
}
var nextPlayerPlaySequence = playerCardPlayedScores.Select(s => s.Card).ToList();
nextPlayerPlaySequence.Add(nextPlayerAvailableCardsToPlay.MinBy(c => new AceLowFaceTenCardValueStrategy().ValueOf(c)));
var scoreTest = _scoreCalculator.SumValues(nextPlayerPlaySequence);
if (scoreTest <= GameRules.PlayMaxScore)
{
return nextPlayer;
}
nextPlayer = state.PlayerIds.NextOf(nextPlayer);
}
}
private bool CheckEndOfGame(GameState gameState)
{
if (gameState.TeamScores.Any(ts => ts.Score >= gameState.GameRules.WinningScore))
{
gameState.CompletedAt = DateTimeOffset.Now;
return true;
}
return false;
}
public void Handle(CribCountedEvent cribCountedEvent, GameState gameState)
{
var currentRound = gameState.GetCurrentRound();
var cutCard = currentRound.Starter;
var crib = currentRound.Crib;
var calculatedCribShowScore = _scoreCalculator.CountShowScore(cutCard, crib);
var calculatedCribScore = calculatedCribShowScore.Score;
//penalty for overcounting
var applicableScore = 0;
if (cribCountedEvent.CountedScore == calculatedCribScore)
{
applicableScore = calculatedCribScore;
}
else if (cribCountedEvent.CountedScore > calculatedCribScore)
{
//todo: fix
//var score = calculatedCribScore - ScorePenalty;
//applicableScore = score < 0 ? 0 : score;
}
else
{
applicableScore = cribCountedEvent.CountedScore;
}
var playerScore = gameState.IndividualScores.Single(ps => ps.Player == cribCountedEvent.PlayerId);
var teamScore = gameState.TeamScores.Single(ps => ps.Players.Contains(cribCountedEvent.PlayerId));
playerScore.Score += applicableScore;
teamScore.Score += applicableScore;
var playerShowScore = gameState.GetCurrentRound().ShowScores.Single(pss => pss.Player == cribCountedEvent.PlayerId);
playerShowScore.CribScore = calculatedCribScore;
playerShowScore.HasShowedCrib = true;
playerShowScore.Complete = true;
currentRound.Complete = true;
}
public void Handle(HandCountedEvent cardPlayedEvent, GameState gameState)
{
var roundState = gameState.GetCurrentRound();
var cutCard = roundState.Starter;
var playerHand = roundState.Hands.First(ph => ph.Id == cardPlayedEvent.PlayerId);
var calculatedShowScore = _scoreCalculator.CountShowScore(cutCard, playerHand.Hand);
//penalty for overcounting
var applicableScore = 0;
if (cardPlayedEvent.CountedScore == calculatedShowScore.Score)
{
applicableScore = calculatedShowScore.Score;
}
else if (cardPlayedEvent.CountedScore > calculatedShowScore.Score)
{
//todo:
//var score = calculatedShowScore.Score - ScorePenalty;
//applicableScore = score < 0 ? 0 : score;
}
else
{
applicableScore = cardPlayedEvent.CountedScore;
}
var playerScore = gameState.IndividualScores.Single(ps => ps.Player == cardPlayedEvent.PlayerId);
var teamScore = gameState.TeamScores.Single(ps => ps.Players.Contains(cardPlayedEvent.PlayerId));
playerScore.Score += applicableScore;
teamScore.Score += applicableScore;
var playerShowScore = gameState.GetCurrentRound().ShowScores.Single(pss => pss.Player == cardPlayedEvent.PlayerId);
playerShowScore.ShowScore = calculatedShowScore.Score;
playerShowScore.HasShowed = true;
playerShowScore.Complete = cardPlayedEvent.PlayerId != roundState.PlayerCrib;
playerShowScore.PlayerCountedShowScore = cardPlayedEvent.CountedScore;
}
public void Handle(CardPlayedEvent cardPlayedEvent, GameState gameState)
{
//2. Declare round variables
var currentRound = gameState.GetCurrentRound();
var setOfPlays = currentRound.ThePlay;
//3. Set new Round before play, if necessary
var currentPlayRound = setOfPlays.Last();
//int playCount = _args.ScoreCalculator.SumValues(currentPlayRound.Select(scs => scs.Card).Append(_args.PlayedCard));
//if (playCount > GameState.Rules.PlayMaxScore)
//{
// var playerPlayItems = new List<PlayerPlayItem>();
// setOfPlays.Add(playerPlayItems);
// currentPlayRound = playerPlayItems;
//}
//4. Card is played
var playerCardPlayedScore = new PlayerPlayItem
{
Card = new Card(cardPlayedEvent.Played),
Player = cardPlayedEvent.PlayerId
};
currentPlayRound.Add(playerCardPlayedScore);
var playScore = _scoreCalculator.CountThePlay(currentPlayRound.Select(psc => psc.Card).ToList());
//currentPlayerScore.Score += playScore;
//create new round
var playedCards = setOfPlays.SelectMany(c => c).Select(spc => spc.Card);
var playsLeft = gameState.GetCurrentRound().Hands.SelectMany(kv => kv.Hand).Except(playedCards, CardValueEquality.Instance);
if (playsLeft.All(c => _scoreCalculator.SumValues(currentPlayRound.Select(spc => spc.Card).Append(c)) > GameRules.PlayMaxScore))
{
//add Go Value. not counted if 31 as was included with ScoreCalculation.CountThePlay
int playCountNew = _scoreCalculator.SumValues(currentPlayRound.Select(ppi => ppi.Card));
if (playCountNew != GameRules.PlayMaxScore)
{
var goValue = _scoreCalculator.GoValue;
playScore += goValue;
}
//not done playing, so add new play round
setOfPlays.Add(new List<PlayerPlayItem>());
}
var currentPlayerScore = gameState.IndividualScores.Single(ps => ps.Player == cardPlayedEvent.PlayerId);
var currentTeamScore = gameState.TeamScores.Single(ps => ps.Players.Contains(cardPlayedEvent.PlayerId));
playerCardPlayedScore.NextPlayer = FindNextPlayer(gameState, cardPlayedEvent.PlayerId);
playerCardPlayedScore.Score += playScore;
currentPlayerScore.Score += playScore;
currentTeamScore.Score += playScore;
//5. Check if done with Play
bool isDone = setOfPlays.SelectMany(c => c).Select(spc => spc.Card).Count() == gameState.PlayerIds.Count * GameRules.HandSize;
currentRound.PlayedCardsComplete = isDone;
}
public void Handle(CardsThrownEvent cardsThrownEvent, GameState gameState)
{
var currentRound = gameState.GetCurrentRound();
//remove thrown cards from hand
var playerId = cardsThrownEvent.PlayerId;
var playerHand = currentRound.DealtCards.Single(ph => ph.Id == playerId).Hand.Except(cardsThrownEvent.Thrown, CardValueEquality.Instance);
currentRound.Hands.Add(new PlayerIdHand(playerId, playerHand.ToList()));
currentRound.Crib.AddRange(cardsThrownEvent.Thrown);
var playersDoneThrowing = gameState.GetCurrentRound().Crib.Count == GameRules.HandSize;
currentRound.ThrowCardsComplete = playersDoneThrowing;
}
public void Handle(HandsDealtEvent handsDealtEvent, GameState gameState)
{
var round = gameState.GetCurrentRound();
round.DealtCards = handsDealtEvent.Hands;
}
public void Handle(RoundStartedEvent roundStartedEvent, GameState gameState)
{
var playerShowScores = new List<PlayerScoreShow>(gameState.PlayerIds.Select(player => new PlayerScoreShow { CribScore = null, HasShowed = false, Player = player, PlayerCountedShowScore = 0, ShowScore = 0 }));
var currentRound = gameState.Rounds.Count == 0 ? 0 : gameState.GetCurrentRound().Round;
int cribPlayerId;
if (gameState.OpeningRound.Complete && gameState.Rounds.Count != 0)
{
cribPlayerId = gameState.PlayerIds.NextOf(gameState.PlayerIds.Single(sp => gameState.Rounds.Single(r => r.Round == currentRound).PlayerCrib == sp));
}
else
{
cribPlayerId = gameState.OpeningRound.WinningPlayerCut.Value;
}
var roundState = new RoundState
{
Crib = new List<Card>(),
DealtCards = new List<PlayerIdHand>(),
Complete = false,
PlayerCrib = cribPlayerId,
Hands = new List<PlayerIdHand>(),
ThePlay = new List<List<PlayerPlayItem>> { new List<PlayerPlayItem>() },
Round = currentRound + 1,
ShowScores = playerShowScores
};
gameState.Rounds.Add(roundState);
}
public void Handle(CardCutEvent cardCutEvent, GameState gameState)
{
gameState.OpeningRound.CutCards.Add(new PlayerIdCard { Player = cardCutEvent.PlayerId, Card = new Card(cardCutEvent.CutCard) });
bool isDone = gameState.GameRules.PlayerCount == gameState.OpeningRound.CutCards.Count;
gameState.OpeningRound.Complete = isDone;
if (isDone && gameState.Rounds.Count == 0)
{
var order = new StandardOrder();
var winningPlayerCut = gameState.OpeningRound.CutCards.MinBy(playerCard => order.Order(playerCard.Card));
gameState.OpeningRound.WinningPlayerCut = winningPlayerCut.Player;
}
}
public void Handle(DeckShuffledEvent deckShuffledEvent, GameState gameState)
{
if (!gameState.OpeningRound.Complete)
{
gameState.OpeningRound.Deck = deckShuffledEvent.Deck;
}
else
{
var currentRound = gameState.GetCurrentRound();
currentRound.PreRound = currentRound.PreRound ?? new PreRound();
currentRound.PreRound.Deck = deckShuffledEvent.Deck;
}
}
public GameStateEventListener(GameState gameState, GameStateBuilder gameStateBuilder)
{
_gameState = gameState;
_gameStateBuilder = gameStateBuilder;
}
public void Handle(StarterCardSelectedEvent starterCardSelected, GameState gameState)
{
var currentRound = gameState.GetCurrentRound();
var dealerId = currentRound.PlayerCrib;
var playerScore = gameState.IndividualScores.Single(ps => ps.Player == dealerId);
var team = gameState.TeamScores.Single(t => t.Players.Contains(dealerId));
var cutScore = _scoreCalculator.CountCut(starterCardSelected.Starter);
playerScore.Score += cutScore;
team.Score += cutScore;
currentRound.Starter = starterCardSelected.Starter;
}