/// <summary>
/// Initialize a new game session with the given startup arguments.
/// </summary>
/// <param name="args">The startup arguments.</param>
/// <returns>a new game session</returns>
private static ChessGameSession initChessGame(StartupArgs args)
{
IChessPlayer whitePlayer;
IChessPlayer blackPlayer;
// init players
if (args.GameMode == ChessGameMode.PvC)
{
var humanPlayerSide = new Random().Next(0, 2) == 0 ? ChessColor.White : ChessColor.Black;
whitePlayer = humanPlayerSide == ChessColor.White
? (IChessPlayer) new HumanChessPlayer(ChessColor.White)
: new ArtificialChessPlayer(ChessColor.White, (ChessDifficultyLevel)args.ComputerLevel);
blackPlayer = humanPlayerSide != ChessColor.White
? (IChessPlayer) new HumanChessPlayer(ChessColor.Black)
: new ArtificialChessPlayer(ChessColor.Black, (ChessDifficultyLevel)args.ComputerLevel);
}
else if (args.GameMode == ChessGameMode.CvC)
{
whitePlayer = new ArtificialChessPlayer(ChessColor.White, (ChessDifficultyLevel)args.ComputerLevel);
blackPlayer = new ArtificialChessPlayer(ChessColor.Black, (ChessDifficultyLevel)args.ComputerLevel);
}
else
{
whitePlayer = new HumanChessPlayer(ChessColor.White);
blackPlayer = new HumanChessPlayer(ChessColor.Black);
}
return(new ChessGameSession(whitePlayer, blackPlayer));
}
/// <summary>
/// Main routine that executes a chess game.
/// </summary>
/// <param name="args">The CLI arguments passed by the user.</param>
public static void Main(string[] args)
{
// parse args
var startupArgs = new StartupArgs().Init(args);
// make sure the program is not running in help mode
if (!startupArgs.IsHelp)
{
// init game session
var session = initChessGame(startupArgs);
// bind to BoardChanged event to print the draws that the players made
var drawWatch = new Stopwatch();
drawWatch.Start();
session.BoardChanged += (IChessBoard newBoard) => {
// print new chess board
var timespan = new TimeSpan(drawWatch.ElapsedTicks);
Console.WriteLine($"{ session.Game.SideToDraw.Opponent() } player drew { session.Game.LastDraw }, took { timespan.Minutes }m { timespan.Seconds }s");
Console.WriteLine();
Console.WriteLine(session.Game.Board.ToString());
Console.WriteLine();
drawWatch.Restart();
};
// execute game
var watch = new Stopwatch();
watch.Start();
var game = session.ExecuteGame();
watch.Stop();
var timespan = new TimeSpan(watch.ElapsedTicks);
// write game result
Console.WriteLine($"Game is over, took { timespan.Minutes }m { timespan.Seconds }s, { game.LastDraw.DrawingSide } player wins!");
// write gamelog
using (var logfile = new StreamWriter("gamelog.txt"))
{
logfile.WriteLine("Chess Game Log");
logfile.WriteLine("=================");
game.AllDraws.ForEach(x => logfile.WriteLine(x.ToString()));
logfile.WriteLine($"final game status: { game.GameStatus.ToString() }!");
}
}
}
