public ChessGame Parse(IEnumerable<String> pgn, IChessMoveNotation moveNotation)
{
var lines = pgn.GetEnumerator();
var metainfo = ParseTags(lines);
var movetext = ParseMovetext(lines);
var game = new ChessGame(metainfo);
foreach (ChessMove cm in ParseMoves(movetext, moveNotation, game.Players))
game.AddMove(cm);
return game;
}
public IEnumerable<ChessMove> ParseMoves(String movetext, IChessMoveNotation moveNotation, List<Player> players = null)
{
if (players == null)
players = new List<Player> { new Player(1), new Player(2) };
foreach (Match m in RxFullMove.Matches(movetext))
{
ChessMove move;
move = TryGetMove(moveNotation, m.Groups["Move1"], players[0]);
if (move != null) yield return move;
move = TryGetMove(moveNotation, m.Groups["Move2"], players[1]);
if (move != null) yield return move;
}
}
private static ChessMove TryGetMove(IChessMoveNotation moveNotation, Group g, Player p)
{
if (g.Captures.Count > 0 && g.Value != "")
{
ChessMove move = moveNotation.Parse(g.Value);
move.Player = p;
return move;
}
return null;
}