public async ValueTask <IActionResult> AiMove(string id, int playerId)
{
if (string.IsNullOrEmpty(id))
{
return(BadRequest());
}
var previousMovesCacheKey = $"{id}-moves-{playerId}";
var gameSessionJson = await _distributedCache.GetStringAsync(id);
var previousMovesJson = await _distributedCache.GetStringAsync(previousMovesCacheKey);
if (string.IsNullOrEmpty(gameSessionJson))
{
return(NotFound());
}
var gameState = JsonSerializer.Deserialize <GameState>(gameSessionJson, _jsonSerializerOptions) !;
var(players, cells, _, gameStatus) = gameState;
if (new[] { GameStatus.GameOver, GameStatus.AiWin, GameStatus.Player0Win, GameStatus.Player1Win, GameStatus.Draw }.Contains(
gameStatus
))
{
return(Conflict(gameState));
}
var previousMoves = PreventRepeatedMoves(playerId, previousMovesJson, players);
var game = new Domain.Hive(players.ToList(), cells.ToHashSet());
var(status, move) = await game.AiMove(async (type, tile) => await BroadCast(id, type, tile));
await StorePreviousMoves(previousMovesCacheKey, move, previousMoves);
var newGameState = new GameState(game.Players, game.Cells, id, status);
await _hubContext.Clients.Group(id).SendAsync("ReceiveGameState", newGameState);
var gameJson = JsonSerializer.Serialize(newGameState, _jsonSerializerOptions);
await _distributedCache.SetStringAsync(id, gameJson);
return(Accepted($"/game/{id}", newGameState));
}
public async ValueTask <IActionResult> Post(string id, [FromBody] Move move)
{
if (string.IsNullOrEmpty(id))
{
return(BadRequest());
}
var gameSession = await _distributedCache.GetStringAsync(id);
if (string.IsNullOrEmpty(gameSession))
{
return(NotFound());
}
var(players, cells, _, _) = JsonSerializer.Deserialize <GameState>(gameSession, _jsonSerializerOptions) !;
var game = new Domain.Hive(players.ToList(), cells.ToHashSet());
var(tileId, coords) = move;
var tile = players.SelectMany(p => p.Tiles).Concat(cells.SelectMany(c => c.Tiles)).FirstOrDefault(t => t.Id == tileId);
if (tile == null)
{
return(Forbid());
}
var gameStatus = game.Move(new Domain.Entities.Move(tile, coords));
if (gameStatus == GameStatus.MoveInvalid)
{
return(Forbid());
}
var newGameState = new GameState(game.Players, game.Cells, id, gameStatus);
await _hubContext.Clients.Group(id).SendAsync("ReceiveGameState", newGameState);
var json = JsonSerializer.Serialize(newGameState, _jsonSerializerOptions);
await _distributedCache.SetStringAsync(id, json);
return(Accepted($"/game/{id}", newGameState));
}
