public WordScore PlayWord(PlayedWord data, string gameID)
{
lock (sync)
{
if (gameID == null || data.UserToken == null || !users.ContainsKey(data.UserToken) ||
(!games.ContainsKey(gameID) && gameID != pendingGame) || data.Word == null || data.Word.Trim().Length == 0)
{
SetStatus(Forbidden);
return(null);
}
if (gameID == pendingGame)
{
SetStatus(Conflict);
return(null);
}
BoggleGame game = games[gameID];
if (game.GameState != "active")
{
SetStatus(Conflict);
return(null);
}
try
{
int score = game.PlayWord(data.UserToken, data.Word.Trim());
SetStatus(OK);
return(new WordScore()
{
Score = score
});
}
catch (Exception)
{
SetStatus(Forbidden);
return(null);
}
}
}
public Game JoinGame(GameRequest data)
{
lock (sync)
{
if (data.UserToken == null || !users.ContainsKey(data.UserToken) || data.TimeLimit < 5 || data.TimeLimit > 120)
{
SetStatus(Forbidden);
return(null);
}
else if (data.UserToken == pendingPlayer)
{
SetStatus(Conflict);
return(null);
}
else if (pendingPlayer == null)
{
pendingPlayer = data.UserToken;
pendingTimeLimit = data.TimeLimit;
SetStatus(Accepted);
return(new Game()
{
GameID = pendingGame
});
}
else
{
games[pendingGame] = new BoggleGame(pendingPlayer, data.UserToken, dictionary, (pendingTimeLimit + data.TimeLimit) / 2);
pendingPlayer = null;
Game result = new Game()
{
GameID = pendingGame
};
pendingGame = "G" + (Int32.Parse(pendingGame.Substring(1)) + 1);
SetStatus(Created);
return(result);
}
}
}
public Status Status(string game, string brief)
{
// Validate incoming parameters
if (game == null)
{
SetStatus(Forbidden);
return(null);
}
long gameID;
if (!Int64.TryParse(game, out gameID))
{
SetStatus(Forbidden);
return(null);
}
using (SqlConnection conn = new SqlConnection(BoggleDB))
{
conn.Open();
SqlTransaction trans = conn.BeginTransaction();
try
{
string player1, player2;
int timeLimit;
DateTime startTime;
string board;
// Get information about the game in which the word is to be played
SqlCommand command = new SqlCommand("select GameID, Player1, Player2, TimeLimit, StartTime, Board from Games where GameID=@GameID", conn, trans);
command.Parameters.AddWithValue("@GameID", gameID);
using (SqlDataReader reader = command.ExecuteReader())
{
if (reader.Read())
{
player1 = (string)reader["Player1"];
player2 = (reader["Player2"] is DBNull) ? null : (string)reader["Player2"];
timeLimit = (int)reader["TimeLimit"];
object o = reader["StartTime"];
startTime = (reader["StartTime"] is DBNull) ? DateTime.Now : (DateTime)reader["StartTime"];
board = (reader["Board"] is DBNull) ? null : (string)reader["Board"];
}
else
{
SetStatus(Forbidden);
return(null);
}
}
Status status = new Status();
if (player2 == null)
{
status.GameState = "pending";
return(status);
}
status.TimeLeft = BoggleGame.GetTimeLeft(startTime, timeLimit);
if (status.TimeLeft == 0)
{
status.GameState = "completed";
}
else
{
status.GameState = "active";
}
command = new SqlCommand("select GameID, Player, Word, Score from Words where GameID=@GameID and Player=@Player order by Id", conn, trans);
command.Parameters.AddWithValue("@GameID", gameID);
command.Parameters.AddWithValue("@Player", player1);
List <WordAndScore> words1 = null;
if (brief != "yes")
{
words1 = new List <WordAndScore>();
}
int score1 = 0;
using (SqlDataReader reader = command.ExecuteReader())
{
while (reader.Read())
{
string word = (string)reader["Word"];
int score = (int)reader["Score"];
score1 += score;
if (brief != "yes")
{
words1.Add(new WordAndScore()
{
Word = word, Score = score
});
}
}
}
command = new SqlCommand("select GameID, Player, Word, Score from Words where GameID=@GameID and Player=@Player order by Id", conn, trans);
command.Parameters.AddWithValue("@GameID", gameID);
command.Parameters.AddWithValue("@Player", player2);
List <WordAndScore> words2 = null;
if (brief != "yes")
{
words2 = new List <WordAndScore>();
}
int score2 = 0;
using (SqlDataReader reader = command.ExecuteReader())
{
while (reader.Read())
{
string word = (string)reader["Word"];
int score = (int)reader["Score"];
score2 += score;
if (brief != "yes")
{
words2.Add(new WordAndScore()
{
Word = word, Score = score
});
}
}
}
status.Player1 = new Player();
status.Player1.Score = score1;
status.Player2 = new Player();
status.Player2.Score = score2;
if (brief != "yes")
{
status.Board = board;
status.TimeLimit = timeLimit;
command = new SqlCommand("select Users1.Nickname as Nickname1, Users2.Nickname as Nickname2 from Users as Users1, Users as Users2 where Users1.UserToken=@Player1 and Users2.UserToken=@Player2", conn, trans);
command.Parameters.AddWithValue("@Player1", player1);
command.Parameters.AddWithValue("@Player2", player2);
using (SqlDataReader reader = command.ExecuteReader())
{
if (reader.Read())
{
status.Player1.Nickname = (string)reader["Nickname1"];
status.Player2.Nickname = (string)reader["Nickname2"];
}
}
if (status.GameState != "active")
{
status.Player1.WordsPlayed = words1;
status.Player2.WordsPlayed = words2;
}
}
return(status);
}
catch (Exception)
{
trans.Rollback();
SetStatus(InternalServerError);
return(null);
}
finally
{
if (trans.Connection != null)
{
trans.Commit();
}
}
}
}
public WordScore PlayWord(PlayedWord data, string game)
{
// Validate incoming parameters
if (game == null || data.UserToken == null || data.Word == null || data.Word.Trim().Length == 0)
{
SetStatus(Forbidden);
return(null);
}
// The GameID must be an integer
long gameID;
if (!Int64.TryParse(game, out gameID))
{
SetStatus(Forbidden);
return(null);
}
using (SqlConnection conn = new SqlConnection(BoggleDB))
{
conn.Open();
SqlTransaction trans = conn.BeginTransaction();
try
{
// Get information about the game in which the word is to be played
SqlCommand command = new SqlCommand("select GameID, Player1, Player2, Board, TimeLimit, StartTime from Games where GameID=@GameID and (Player1 = @Player or Player2 = @Player)", conn, trans);
command.Parameters.AddWithValue("@GameID", gameID);
command.Parameters.AddWithValue("@Player", data.UserToken);
//string player;
string board;
int timeLimit;
DateTime startTime;
using (SqlDataReader reader = command.ExecuteReader())
{
if (reader.Read())
{
//player = (string)(((string)reader["Player1"] == data.UserToken) ? reader["Player1"] : reader["Player2"]);
if (reader["Player2"] is DBNull)
{
SetStatus(Conflict);
return(null);
}
board = (string)reader["Board"];
timeLimit = (int)reader["TimeLimit"];
startTime = (DateTime)reader["StartTime"];
if (reader["Player2"] is DBNull)
{
SetStatus(Conflict);
return(null);
}
}
else
{
SetStatus(Forbidden);
return(null);
}
}
if (BoggleGame.GetTimeLeft(startTime, timeLimit) <= 0)
{
SetStatus(Conflict);
return(null);
}
int score = BoggleGame.WordValue(data.Word.Trim(), board, dictionary);
if (score == -2)
{
SetStatus(Forbidden);
return(null);
}
command = new SqlCommand("select Word from Words where GameID=@GameID and Player=@Player and Word=@Word", conn, trans);
command.Parameters.AddWithValue("@GameID", gameID);
command.Parameters.AddWithValue("@Player", data.UserToken);
command.Parameters.AddWithValue("@Word", data.Word.Trim());
using (SqlDataReader reader = command.ExecuteReader())
{
if (reader.Read())
{
score = 0;
}
}
command = new SqlCommand("insert into Words (Word, GameID, Player, Score) values(@Word, @GameID, @Player, @Score)", conn, trans);
command.Parameters.AddWithValue("@Word", data.Word);
command.Parameters.AddWithValue("@GameID", gameID);
command.Parameters.AddWithValue("@Player", data.UserToken);
command.Parameters.AddWithValue("@Score", score);
command.ExecuteNonQuery();
SetStatus(OK);
return(new WordScore()
{
Score = score
});
}
catch (Exception)
{
trans.Rollback();
SetStatus(InternalServerError);
return(null);
}
finally
{
if (trans.Connection != null)
{
trans.Commit();
}
}
}
}
