public List <ChessGame> getChessGames()
{
List <ChessGame> listToReturn = new List <ChessGame>();
string[] lines = System.IO.File.ReadAllLines(filePath);
ChessGame currentGame = new ChessGame();
for (int i = 0; i < lines.Length; i++)
{
if (lines[i].StartsWith("1."))
{
StringBuilder moves = new StringBuilder();
for (int j = i; j < lines.Length; j++)
{
moves.Append(lines[j]);
i++;
if (lines[j].EndsWith("1/2-1/2") || lines[j].EndsWith("1-0") || lines[j].EndsWith("0-1"))
{
moves.Append(lines[j]);
break;
}
}
currentGame.Moves = moves.ToString();
listToReturn.Add(currentGame);
currentGame = new ChessGame();
}
else if (lines[i].StartsWith("[Site "))
{
string data = lines[i].Substring(5, lines[i].Length - 5);
char[] trimChars = new char[3] {
' ', '"', ']'
};
data = data.Trim(trimChars);
currentGame.Site = data;
}
else if (lines[i].StartsWith("[Round "))
{
string data = lines[i].Substring(6, lines[i].Length - 6);
char[] trimChars = new char[3] {
' ', '"', ']'
};
data = data.Trim(trimChars);
currentGame.Round = data;
}
else if (lines[i].StartsWith("[WhiteElo "))
{
string data = lines[i].Substring(9, lines[i].Length - 9);
char[] trimChars = new char[3] {
' ', '"', ']'
};
data = data.Trim(trimChars);
currentGame.WhiteElo = Int32.Parse(data);
}
else if (lines[i].StartsWith("[BlackElo "))
{
string data = lines[i].Substring(9, lines[i].Length - 9);
char[] trimChars = new char[3] {
' ', '"', ']'
};
data = data.Trim(trimChars);
currentGame.BlackElo = Int32.Parse(data);
}
else if (lines[i].StartsWith("[White "))
{
string data = lines[i].Substring(6, lines[i].Length - 6);
char[] trimChars = new char[3] {
' ', '"', ']'
};
data = data.Trim(trimChars);
currentGame.White = data;
}
else if (lines[i].StartsWith("[Black "))
{
string data = lines[i].Substring(6, lines[i].Length - 6);
char[] trimChars = new char[3] {
' ', '"', ']'
};
data = data.Trim(trimChars);
currentGame.Black = data;
}
else if (lines[i].StartsWith("[Result "))
{
string data = lines[i].Substring(7, lines[i].Length - 7);
char[] trimChars = new char[3] {
' ', '"', ']'
};
data = data.Trim(trimChars);
if (data == "1-0")
{
currentGame.Result = 'W';
}
else if (data == "0-1")
{
currentGame.Result = 'B';
}
else
{
currentGame.Result = 'D';
}
}
else if (lines[i].StartsWith("[EventDate "))
{
string data = lines[i].Substring(10, lines[i].Length - 10);
char[] trimChars = new char[3] {
' ', '"', ']'
};
data = data.Trim(trimChars);
currentGame.EventDate = data;
}
else if (lines[i].StartsWith("[Event "))
{
string data = lines[i].Substring(6, lines[i].Length - 6);
char[] trimChars = new char[3] {
' ', '"', ']'
};
data = data.Trim(trimChars);
currentGame.Event = data;
}
}
return(listToReturn);
}
// ReSharper disable once InconsistentNaming
public static Dictionary <string, ChessEvent> .ValueCollection ParseEventsFromPGN(string fileName)
{
// Maps event names to their instances.
var eventsMap = new Dictionary <string, ChessEvent>();
var file = new StreamReader(fileName);
string line;
while ((line = file.ReadLine()) != null)
{
if (line.StartsWith("[Event "))
{
// Read all tags into metadata string.
var metadataBuilder = new StringBuilder(line).AppendLine();
while (!string.IsNullOrWhiteSpace(line = file.ReadLine()))
{
metadataBuilder.AppendLine(line);
}
var metadata = metadataBuilder.ToString();
// Parse metadata.
var eventName = EventNameRegex.Match(metadata).Groups[1].Value;
var siteName = EventSiteNameRegex.Match(metadata).Groups[1].Value;
var eventDate = EventDateRegex.Match(metadata).Groups[1].Value;
var blackPlayerName = BlackPlayerRegex.Match(metadata).Groups[1].Value;
var whitePlayerName = WhitePlayerRegex.Match(metadata).Groups[1].Value;
var blackPlayerElo = int.Parse(BlackPlayerEloRegex.Match(metadata).Groups[1].Value);
var whitePlayerElo = int.Parse(WhitePlayerEloRegex.Match(metadata).Groups[1].Value);
var result = ResultRegex.Match(metadata).Groups[1].Value;
// Find or create event.
eventsMap.TryGetValue(eventName, out var chessEvent);
if (chessEvent == null)
{
chessEvent = new ChessEvent
{
Name = eventName, Site = siteName, Date = eventDate
};
eventsMap[eventName] = chessEvent;
}
// Create and assign game.
var game = new ChessGame {
Event = chessEvent
};
game.setResult(result);
chessEvent.Games.Add(game);
// Read and set game moves.
var gameMovesBuilder = new StringBuilder();
while (!string.IsNullOrWhiteSpace(line = file.ReadLine()))
{
gameMovesBuilder.Append(line);
}
game.Moves = gameMovesBuilder.ToString();
// Update and assign players.
var blackPlayer = chessEvent.getOrCreatePlayer(blackPlayerName);
blackPlayer.ELO = blackPlayer.ELO < blackPlayerElo ? blackPlayerElo : blackPlayer.ELO;
game.BlackPlayer = blackPlayer;
blackPlayer.Games.Add(game);
var whitePlayer = chessEvent.getOrCreatePlayer(whitePlayerName);
whitePlayer.ELO = whitePlayer.ELO < whitePlayerElo ? whitePlayerElo : whitePlayer.ELO;
game.WhitePlayer = whitePlayer;
whitePlayer.Games.Add(game);
}
}
return(eventsMap.Values);
}
/// <summary>
/// Helper method that takes an array of game data and converts it to ChessGame objects
/// </summary>
/// <returns> List of ChessGame's obtained from PGN file </returns>
private static List <ChessGame> GameBuilder(string[] readText)
{
List <ChessGame> rtnGames = new List <ChessGame>();
ChessGame tmpGame = new ChessGame();
Player tmpWhitePlayer = new Player();
Player tmpBlackPlayer = new Player();
int count = 0;
bool firstSpace = false;
foreach (string s in readText)
{
// Event
if (Regex.Match(s, @"\bEvent\b", RegexOptions.IgnoreCase).Success)
{
// Used to indicate a new game - insert old game
tmpGame.Event = Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
// Site
else if (s.Contains("Site"))
{
tmpGame.Site = Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
// Round
else if (s.Contains("Round"))
{
tmpGame.Round = Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
// ECO
else if (s.Contains("ECO"))
{
tmpGame.ECO = Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
// WhitePlayer
else if (Regex.Match(s, @"\bWhite\b", RegexOptions.IgnoreCase).Success)
{
tmpWhitePlayer.Name = Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
// BlackPlayer
else if (Regex.Match(s, @"\bBlack\b", RegexOptions.IgnoreCase).Success)
{
tmpBlackPlayer.Name = Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
// White Elo
else if (s.Contains("WhiteElo"))
{
tmpWhitePlayer.Elo = Int32.Parse(Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", ""));
}
// Black Elo
else if (s.Contains("BlackElo"))
{
tmpBlackPlayer.Elo = Int32.Parse(Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", ""));
}
// Result
else if (s.Contains("Result"))
{
string gameResult = Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
if (gameResult == "1/2-1/2")
{
tmpGame.Result = "D";
}
else if (gameResult == "0-1")
{
tmpGame.Result = "B";
}
else if (gameResult == "1-0")
{
tmpGame.Result = "W";
}
}
// EventDate
else if (s.Contains("EventDate"))
{
string tmp = Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
if (tmp.Contains("?"))
{
tmpGame.EventDate = "0000-00-00";
}
else
{
tmp = tmp.Replace('.', '-');
tmpGame.EventDate = tmp;
}
}
// EventDate
else if (s.Contains("Date"))
{
string tmp = Regex.Match(s, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
if (tmp.Contains("?"))
{
tmpGame.Date = "0000-00-00";
}
else
{
tmp = tmp.Replace('.', '-');
tmpGame.Date = tmp;
}
}
// Moves
else
{
if (s != "")
{
tmpGame.Moves += s;
}
else
{
if (!firstSpace)
{
firstSpace = true;
}
else
{
tmpGame.WhitePlayer = tmpWhitePlayer;
tmpGame.BlackPlayer = tmpBlackPlayer;
rtnGames.Add(tmpGame);
tmpGame = new ChessGame();
tmpWhitePlayer = new Player();
tmpBlackPlayer = new Player();
firstSpace = false;
}
}
}
count++;
}
return(rtnGames);
}
public static List <ChessGame> read(string filename)
{
var chessGames = new List <ChessGame>();
ChessGame chessGame = null;
string[] lines = System.IO.File.ReadAllLines(filename);
// Regex for tags
Regex rx = new Regex(@"\[(?<tag>\w+).+""(?<value>.+)""]",
RegexOptions.Compiled | RegexOptions.IgnoreCase);
bool inMovesSection = false;
foreach (string line in lines)
{
// Check line for tag
MatchCollection matches = rx.Matches(line);
string tag = "";
string value = "";
// If it contains a tag, then store the name and value
if (matches.Count == 1)
{
GroupCollection groups = matches[0].Groups;
tag = groups["tag"].Value;
value = groups["value"].Value;
}
else // Otherwise we are beginning a moves sections or at the end of input
{
if (line.Length == 0)
{
inMovesSection = !inMovesSection;
}
else if (line.Length > 0 && inMovesSection)
{
if (chessGame.Moves == null)
{
chessGame.Moves = "";
}
chessGame.Moves += line + "\r\n";
}
}
switch (tag)
{
case "Event":
if (chessGame != null)
{
chessGames.Add(chessGame);
}
chessGame = new ChessGame();
chessGame.Event = value;
break;
case "Site":
chessGame.Site = value;
break;
case "EventDate":
chessGame.EventDate = value;
break;
case "Round":
chessGame.Round = value;
break;
case "White":
chessGame.White = value;
break;
case "Black":
chessGame.Black = value;
break;
case "WhiteElo":
chessGame.WhiteElo = uint.Parse(value);
break;
case "BlackElo":
chessGame.BlackElo = uint.Parse(value);
break;
case "Result":
switch (value)
{
case "1-0":
chessGame.Result = 'W';
break;
case "0-1":
chessGame.Result = 'B';
break;
case "1/2-1/2":
chessGame.Result = 'D';
break;
}
break;
default:
break;
}
}
if (chessGame != null)
{
chessGames.Add(chessGame);
}
return(chessGames);
}
public List <ChessGame> ReadFromFile(string PGNfilename)
{
bool moveFlag = false; // Check if moves is being read
ChessGame games = new ChessGame();
string[] readText = File.ReadAllLines(PGNfilename); // extract info from PGN files
// Read line by line and check for tags
foreach (var s in readText)
{
if (s.StartsWith("[Event"))
{
if (s.StartsWith("[EventDate"))
{
string[] temp = s.Split('\"');
games.EventDate = temp[1];
}
else
{
string[] temp = s.Split('\"');
games.Event = temp[1];
}
}
else if (s.StartsWith("[Site"))
{
string[] temp = s.Split('\"');
games.Site = temp[1];
}
else if (s.StartsWith("[White"))
{
if (s.StartsWith("[WhiteElo"))
{
string[] temp = s.Split('\"');
games.WhiteElo = temp[1];
}
else
{
string[] temp = s.Split('\"');
games.White = temp[1];
}
}
else if (s.StartsWith("[Black"))
{
if (s.StartsWith("[BlackElo"))
{
string[] temp = s.Split('\"');
games.BlackElo = temp[1];
}
else
{
string[] temp = s.Split('\"');
games.Black = temp[1];
}
}
else if (s.StartsWith("[Result"))
{
string[] temp = s.Split('\"');
if (temp[1].Equals("1-0"))
{
games.Result = "W";
}
else if (temp[1].Equals("0-1"))
{
games.Result = "B";
}
else if (temp[1].Equals("1/2-1/2"))
{
games.Result = "D";
}
}
else if (s.StartsWith("[Date"))
{
string[] temp = s.Split('\"');
games.Date = temp[1];
}
else if (s.StartsWith("[Round"))
{
string[] temp = s.Split('\"');
games.Round = temp[1];
}
else if (s.StartsWith("[ECO"))
{
string[] temp = s.Split('\"');
games.ECO = temp[1];
}
// Start reading moves
else if (s.StartsWith("1.") && moveFlag == false)
{
moveFlag = true;
}
// Read moves
if (moveFlag)
{
// Keep storing moves until a new line is reached
if (!string.IsNullOrEmpty(s))
{
games.Moves += s;
}
// New line has reached, time to add the ChessGame to the list and create a new ChessGame to be added
else
{
gamesList.Add(games);
games = new ChessGame();
moveFlag = false;
}
}
}
return(new List <ChessGame>(gamesList));
}
/// <summary>
/// Reads a text file containing one or more PGN format chess games
/// and extracts the Event, Site, Date, player names, result, and moves
/// of each game.
/// </summary>
/// <param name="filename">The full path to the file containing PGN data</param>
/// <returns>A list of ChessGame, one for each in the input file</returns>
public static List <ChessGame> ReadFromFile(string filename)
{
string[] fileContents = System.IO.File.ReadAllLines(filename);
List <ChessGame> retval = new List <ChessGame>();
string _eventNombre = "";
string _site = "";
string _date = "";
string _whitePlayer = "";
string _blackPlayer = "";
char _result = 'b';
string _moves = "";
int spaces = 0;
for (int i = 0; i < fileContents.Length; i++)
{
if (fileContents[i].StartsWith("[Event "))
{
_eventNombre = parseString(fileContents[i]);
}
else if (fileContents[i].StartsWith("[Si"))
{
_site = parseString(fileContents[i]);
}
else if (fileContents[i].StartsWith("[Date "))
{
_date = parseString(fileContents[i]);
}
else if (fileContents[i].StartsWith("[White "))
{
_whitePlayer = parseString(fileContents[i]);
}
else if (fileContents[i].StartsWith("[Black "))
{
_blackPlayer = parseString(fileContents[i]);
}
else if (fileContents[i].StartsWith("[Res"))
{
string parseQuotesFromResult = parseString(fileContents[i]);
if (parseQuotesFromResult == "0-1")
{
_result = 'b';
}
else if (parseQuotesFromResult == "1-0")
{
_result = 'w';
}
else
{
_result = 'd';
}
}
else if (string.IsNullOrEmpty(fileContents[i]))
{
i++;
int j = i;
while ((!string.IsNullOrEmpty(fileContents[j])))
{
_moves += fileContents[j];
j++;
}
spaces++;
i = j;
//create new game object
ChessGame nextGame = new ChessGame(_eventNombre, _site, _date, _whitePlayer, _blackPlayer, _result, _moves);
_moves = "";
//add game object to list of game objects
retval.Add(nextGame);
}
}
// TODO: Don't return an empty list
return(retval);
}
public List <ChessGame> ReadPGN(String path)
{
List <ChessGame> games = new List <ChessGame>();
if (File.Exists(path))
{
String[] readText = File.ReadAllLines(path);
int i = 0;
while (i < readText.Length)
{
String each = readText[i];
ChessGame game = new ChessGame();
while (each.StartsWith("["))
{
if (each.StartsWith("[EventDate"))
{
each = each.Substring(12, each.Length - 14);
game.SetDate(each.Replace(".", "-"));
i++;
each = readText[i];
continue;
}
if (each.StartsWith("[Event"))
{
game.SetEventName(each.Substring(8, each.Length - 10));
i++;
each = readText[i];
continue;
}
if (each.StartsWith("[Site"))
{
game.SetSite(each.Substring(7, each.Length - 9));
i++;
each = readText[i];
continue;
}
if (each.StartsWith("[WhiteElo"))
{
game.SetWhiteElo(Convert.ToUInt32(each.Substring(11, each.Length - 13)));
i++;
each = readText[i];
continue;
}
if (each.StartsWith("[BlackElo"))
{
game.SetBlackElo(Convert.ToUInt32(each.Substring(11, each.Length - 13)));
i++;
each = readText[i];
continue;
}
if (each.StartsWith("[White"))
{
game.SetWhiteName(each.Substring(8, each.Length - 10));
i++;
each = readText[i];
continue;
}
if (each.StartsWith("[Black"))
{
game.SetBlackName(each.Substring(8, each.Length - 10));
i++;
each = readText[i];
continue;
}
if (each.StartsWith("[Result"))
{
String res = each.Substring(9, each.Length - 11);
if (res.Equals("1-0"))
{
game.SetResult("W");
}
else if (res.Equals("0-1"))
{
game.SetResult("B");
}
else
{
game.SetResult("D");
}
i++;
each = readText[i];
continue;
}
else
{
i++;
each = readText[i];
continue;
}
}
String move = "";
i++;
while (!String.IsNullOrEmpty(readText[i]) && i < readText.Length)
{
move = move + readText[i];
i++;
}
game.Setmoves(move);
games.Add(game);
i++;
}
}
return(games);
}
/// <summary>
/// this method creates the list of games parsed from the PGN file
/// </summary>
/// <returns> returns a list of ChessGame instances </returns>
public List <ChessGame> parse()
{
List <ChessGame> gamesList = new List <ChessGame>();
//opening the PGN file, reading it int othe tempGame ChessGame
System.IO.StreamReader file = new System.IO.StreamReader(PGNFileName);
string line;
ChessGame tempGame = new ChessGame();
bool newgameFlag = false;
while ((line = file.ReadLine()) != null)
{
if (newgameFlag)
{
tempGame = new ChessGame();
newgameFlag = false;
}
var field = getField(line);
var value = getValue(line);
switch (field)
{
case "Event":
tempGame.Event = value;
break;
case "Site":
tempGame.Site = value;
break;
case "GameDate":
tempGame.GameDate = value;
break;
case "Round":
tempGame.Round = value;
break;
case "WhitePlayerName":
tempGame.WhitePlayerName = value;
break;
case "BlackPlayerName":
tempGame.BlackPlayerName = value;
break;
case "Result":
tempGame.Result = resultToChar(value);;
break;
case "EloWhite":
tempGame.EloWhite = uint.Parse(value);
break;
case "EloBlack":
tempGame.EloBlack = uint.Parse(value);
break;
case "EventDate":
tempGame.EventDate = value;
break;
case "Moves":
tempGame.Moves = line;
// loop reads the following lines to add the rest of moves until find an empty new line
while (!String.Equals((line = file.ReadLine()), ""))
{
tempGame.Moves += line;
}
// game is recorded in the list after moves are added and flag is set so a new temp game is created
gamesList.Add(tempGame);
newgameFlag = true;
break;
default:
// for cases of spacing line,
// the cases that we don't need the value
// and other error lines we skip
break;
}
}
//throw new NotImplementedException();
return(gamesList);
}
public List <ChessGame> parseFile(string filename)
{
List <ChessGame> Games = new List <ChessGame>();
try
{
using (StreamReader sr = new StreamReader(filename))
{
string line;
ChessGame currentGame = new ChessGame();
while ((line = sr.ReadLine()) != null)
{
if (Regex.Match(line, @"\bEvent\b", RegexOptions.IgnoreCase).Success)
{
currentGame.Event = Regex.Match(line, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
else if (line.Contains("Site"))
{
currentGame.Site = Regex.Match(line, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
else if (line.Contains("Round"))
{
currentGame.Round = Regex.Match(line, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
else if (Regex.Match(line, @"\bWhite\b", RegexOptions.IgnoreCase).Success)
{
currentGame.White = Regex.Match(line, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
else if (Regex.Match(line, @"\bBlack\b", RegexOptions.IgnoreCase).Success)
{
currentGame.Black = Regex.Match(line, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
else if (line.Contains("WhiteElo"))
{
currentGame.WhiteElo = Regex.Match(line, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
else if (line.Contains("BlackElo"))
{
currentGame.BlackElo = Regex.Match(line, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
else if (line.Contains("Result"))
{
string result = Regex.Match(line, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
if (result == "1/2-1/2")
{
currentGame.Result = 'D';
}
else if (result == "1-0")
{
currentGame.Result = 'W';
}
else if (result == "0-1")
{
currentGame.Result = 'B';
}
}
else if (line.Contains("EventDate"))
{
currentGame.EventDate = Regex.Match(line, "\"(.*?)]").ToString().Replace("\"", "").Replace("]", "");
}
if (line == "")
{
string moves = "";
string gameLine;
// Read until new line
while ((gameLine = sr.ReadLine()) != "")
{
moves += gameLine;
}
currentGame.Moves = moves;
Games.Add(currentGame);
currentGame = new ChessGame();
}
}
}
}
catch (IOException)
{
Console.WriteLine("File cannot be read:");
}
return(Games);
}
