private static ChessBoardModel UpdatePosition(ChessBoardModel board, MoveJsonEntity item)
{
if (item.To == null || item.From == null || item.Player == (Data.Player) 7)
{
return(board);
}
var p = new Position()
{
Column = item.From.Column,
Row = item.From.Row
};
var pTarget = new Position
{
Column = item.To.Column,
Row = item.To.Row
};
var toChange = board.Board[p];
//if (board.LastMove != default && (int)toChange.player != (int)item.Player)
//{
// throw new Exception("Cannot change non player pawn");
//}
var dict = new Dictionary <Position, BasePawn>(board.Board);
dict.Remove(p);
dict[pTarget] = toChange;
board = new ChessBoardModel()
{
State = board.State,
PlayerOneId = board.PlayerOneId,
PlayerOneName = board.PlayerOneName,
PlayerTwoId = board.PlayerTwoId,
PlayerTwoName = board.PlayerTwoName,
LastMove = DateTime.Now,
Started = board.Started,
Board = dict,
CurrentPlayer = (Player)(int)(item?.Player ?? Data.Player.Two) == Player.One ? Player.Two : Player.One
};
return(board);
}
public async Task Move(Client client, Room room, PawnPosition @from, PawnPosition target)
{
var clientRoomsResult = await this.RoomService.Status(client);
var clientRooms = clientRoomsResult.Match(x => x, e => throw e);
if (clientRooms.FirstOrDefault(r => r.Name == room.Name) is Room r)
{
var actualGame = this.ApplicationDbContext.Games.FirstOrDefault(x => x.State == GameState.InPlay && x.RoomId == room.Id);
if (actualGame == null)
{
var items = new List <MoveJsonEntity>();
actualGame = new GameEntity
{
PlayerOneId = client.Id,
State = GameState.InPlay,
RoomId = r.Id,
Moves = items
};
this.ApplicationDbContext.Add(actualGame);
try
{
await this.ApplicationDbContext.SaveChangesAsync();
}
catch (Exception)
{
throw;
}
}
var player = actualGame.PlayerOneId == client.Id ? Player.One : actualGame.PlayerTwoId == client.Id ? Player.Two : throw new Exception("Player can be matched");
var board = Map(actualGame);
var mje = new MoveJsonEntity
{
From = new PositionEntity
{
Column = @from.Col,
Row = @from.Row
},
To = new PositionEntity
{
Column = target.Col,
Row = target.Row
},
Player = (Data.Player)((int)player)
};
board = UpdatePosition(board, mje);
actualGame.Moves.Add(mje);
actualGame.Moves = actualGame.Moves;
if (board.Board.Values.Count(x => x is King) < 2)
{
actualGame.State = GameState.Finished;
}
await this.ApplicationDbContext.SaveChangesAsync();
}
else
{
throw new Exception("Client hadn't subscribed current room.");
}
}
