public async Task <GameStarted> StartGame(int nbrOfRounds, CancellationToken cancellationToken = default)
{
if (nbrOfRounds <= 0)
{
throw new ValidationException("Number of rounds must be 1 or higher.");
}
var truth = new Dictionary <int, int>();
for (var round = 1; round <= nbrOfRounds; round++)
{
cancellationToken.ThrowIfCancellationRequested();
truth.Add(round, _randomizer.Randomize());
}
await _repository.Initialize(truth, cancellationToken);
return(GameStarted.Start(nbrOfRounds));
}