public Maybe <DungeonCell> LayTile(LetterTile letterTile)
{
if (LetterTile.HasValue)
{
return(Maybe.None <DungeonCell>());
}
return(new DungeonCell(Position, Occupant, letterTile));
}
internal Maybe <GameState> WordEntryLetter(char letter)
{
if (!TilePlacer.HasValue)
{
return(Maybe.None <GameState>());
}
var tp = TilePlacer.Value;
var pos = tp.LevelPosition;
var maybeCell = Dungeon.GetCell(pos);
if (!maybeCell.HasValue)
{
return(Maybe.None <GameState>());
}
var cell = maybeCell.Value;
if (cell.Occupant.HasValue)
{
return(Maybe.None <GameState>());
}
if (cell.LetterTile.HasValue)
{
//if (cell.LetterTile.Value.Value != letter)
// return Maybe.None<GameState>();
tp = tp.AdvanceWord(Maybe.None <LetterTile>());
return(new GameState(
Dungeon,
Player,
tp));
}
var player = Player.RemoveLetter(letter);
if (!player.HasValue)
{
return(Maybe.None <GameState>());
}
var lt = new LetterTile(letter);
var dg = Dungeon.PlaceLetterTile(tp.LevelPosition, lt);
if (!dg.HasValue)
{
return(Maybe.None <GameState>());
}
tp = tp.AdvanceWord(lt);
return(new GameState(
dg.Value,
player.Value,
tp));
}
public Maybe <Dungeon> PlaceLetterTile(Point levelPosition, LetterTile letterTile)
{
var level = ActiveLevel.LayTile(levelPosition, letterTile);
if (!level.HasValue)
{
return(Maybe.None <Dungeon>());
}
return(new Dungeon(
level.Value,
levels
));
}
internal Maybe <DungeonLevel> LayTile(Point levelPosition, LetterTile letterTile)
{
var cell = GetCell(levelPosition);
if (!cell.HasValue)
{
return(Maybe.None <DungeonLevel>());
}
var newCell = cell.Value.LayTile(letterTile);
if (!newCell.HasValue)
{
return(Maybe.None <DungeonLevel>());
}
return(new DungeonLevel(
Level,
cells.ToDictionary(
k => k.Key,
v => v.Value == cell.Value ? newCell.Value : v.Value
)
));
}