public DrawResponse OnDraw(VisibleBoard board, Tile tile, DrawActions suggestedActions)
{
if (suggestedActions.HasFlag(DrawActions.Tsumo))
{
return(DrawResponse.Tsumo());
}
if (suggestedActions.HasFlag(DrawActions.Riichi))
{
var tileTypeId = board.Watashi.Hand.GetHighestUkeIreDiscard();
var discard = board.Watashi.ConcealedTiles.First(i => i.TileType.TileTypeId == tileTypeId);
return(DrawResponse.Riichi(discard));
}
if (suggestedActions.HasFlag(DrawActions.KyuushuKyuuhai) && (board.Watashi.Hand.Shanten > 2 || board.Seats.Any(s => s.DeclaredRiichi)))
{
return(DrawResponse.KyuushuKyuuhai());
}
{
var tileTypeId = board.Watashi.Hand.GetHighestUkeIreDiscard();
// Prefer tsumogiri
if (tile.TileType.TileTypeId == tileTypeId)
{
return(DrawResponse.Discard(tile));
}
var discard = board.Watashi.ConcealedTiles.First(i => i.TileType.TileTypeId == tileTypeId);
return(DrawResponse.Discard(discard));
}
}
public DrawResponse OnDraw(VisibleBoard board, Tile tile, DrawActions suggestedActions)
{
if ((suggestedActions & DrawActions.Tsumo) != 0)
{
return(DrawResponse.Tsumo());
}
if ((suggestedActions & DrawActions.KyuushuKyuuhai) != 0)
{
return(DrawResponse.KyuushuKyuuhai());
}
if ((suggestedActions & DrawActions.Kan) != 0)
{
var ankanTileType = board.Watashi.ConcealedTiles.GroupBy(t => t.TileType).FirstOrDefault(t => t.Count() == 4)?.Key;
if (ankanTileType != null)
{
return(DrawResponse.Ankan(ankanTileType));
}
var shouminkanTile = board.Watashi.ConcealedTiles.FirstOrDefault(t => board.Watashi.Melds.Any(m => m.MeldType == MeldType.Koutsu && m.LowestTile.TileType == t.TileType));
if (shouminkanTile != null)
{
return(DrawResponse.Shouminkan(tile));
}
}
return(DrawResponse.Discard(FindDiscard(board)));
}
public async Task <DrawResponse> OnDraw(DrawActions actions, int seatIndex)
{
var player = _players[seatIndex];
var boardView = _boardViews[seatIndex];
var tile = boardView.Watashi.CurrentDraw !;
var decider = Task.Run(() => player.OnDraw(boardView, tile, actions));
var r = await Task.WhenAny(decider, Task.Delay(DecisionTimeout));
if (r.IsCompletedSuccessfully && r is Task <DrawResponse> {
IsCompletedSuccessfully : true
} t&& t.Result.CanExecute(boardView, actions))
{
return(t.Result);
}
return(DrawResponse.Discard(tile));
}