internal static PlayPath GetPath(Board board, Rack rack, WordPart part)
{
ISet <Cell> excluded = board.GetExcluded(part);
ConstantList <LetterPlay> played = part.GetPlayed(excluded);
var extras = new List <WordPart>();
var otherDirection = part.Direction == Direction.Right ? Direction.Down : Direction.Right;
var pending = new List <char>(rack.Letters);
foreach (LetterPlay lp in played)
{
var before = board.GetBeforePart(lp.Cell, otherDirection);
var after = board.GetAfterPart(lp.Cell, otherDirection);
var pair = new WordPartPair(before, after);
WordPart extra = pair.Play(lp.Cell, lp.Letter);
if (extra != null)
{
extras.Add(extra);
}
pending.Remove(lp.Letter);
}
return(new PlayPath(part, new WordPartCollection(extras.ToConstant()), played, pending.ToConstant()));
}
public Board Play(WordPart part)
{
return(Play(part, part.GetPlayed(), new WordPartCollection()));
}
public PlayPath(WordPart main)
: this(main, new WordPartCollection(), main.GetPlayed(), new ConstantList <char>())
{
}
private PlayPath ReadMove(Board board, Rack rack)
{
var regex = new Regex(@"^\s*(?<word>[a-z]+)\s*(?<row>\d),(?<column>\d)\s*(?<direction>(down|right|))\s*$", RegexOptions.IgnoreCase);
using (DisposableColor.Prompt)
Console.Write("move? ");
Console.Write("[word r,c down|right] [play|guess|skip] ");
while (true)
{
try
{
string line = null;
using (new DisposableColor(PlayerScore.GetColor(board.Current)))
line = ReadLine().Trim();
if (line == "skip")
{
return(null);
}
if (line == "play" || line == "guess")
{
if (board.IsEmpty)
{
var game = new Game(random, graph);
WordPart part = game.GetFirstWord(rack);
Console.WriteLine(part);
Console.WriteLine();
var played = part.GetPlayed();
var pending = new List <char>(rack.Letters);
foreach (LetterPlay lp in played)
{
pending.Remove(lp.Letter);
}
var path = new PlayPath(part, new WordPartCollection(), part.GetPlayed(), pending.ToConstant());
if (line == "play")
{
return(path);
}
}
else
{
PlayPath path = FindMove(rack);
if (line == "play")
{
return(path);
}
}
}
Match m = regex.Match(line);
if (m.Success)
{
string word = m.Groups["word"].Value;
int row = int.Parse(m.Groups["row"].Value, CultureInfo.InvariantCulture);
int column = int.Parse(m.Groups["column"].Value, CultureInfo.InvariantCulture);
Direction?direction = Parse(m.Groups["direction"].Value);
PlayPath path = GetPath(board, rack, word, row, column, direction);
if (path != null)
{
Console.WriteLine();
return(path);
}
}
Console.Write("? ");
}
catch (FormatException e)
{
var color = Console.ForegroundColor;
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("{0} : {1}", e.GetType().Name, e.Message);
Console.ForegroundColor = color;
Console.Write("? ");
}
}
}