public async Task JoinGame(string gameId, string userName)
{
if (!_groupStore.GroupExists(gameId))
{
throw new ArgumentException($"There is no game '{gameId}'.");
}
if (!_gameEngineService.CanJoinGame(gameId))
{
throw new InvalidOperationException($"Game {gameId} has already started.");
}
var addResult = _gameEngineService.AddPlayer(gameId, userName);
var player = new PlayerDetails
{
Id = addResult.Id,
Color = addResult.Color,
UserName = userName
};
_playerStore.AddPlayer(Context.ConnectionId, player);
await Groups.AddToGroupAsync(Context.ConnectionId, gameId);
await Clients.Client(_groupStore.GetGroupHost(gameId)).SendAsync(ClientMethods.OnPlayerJoined, userName);
await Clients.Caller.SendAsync(ClientMethods.OnColourSet, player.Color);
}
