public IMinefield Create(MinefieldOptions options)
{
ArgumentNullException.ThrowIfNull(options);
ILocationShuffler locationShuffler;
if (LocationShufflers.TryGetValue(options.LocationShuffler, out ILocationShuffler? shuffler))
{
locationShuffler = shuffler;
}
else
{
locationShuffler = options.LocationShuffler switch
{
Abstractions.LocationShuffler.GloballyUniqueIdentifier => new GuidLocationShuffler(),
Abstractions.LocationShuffler.RandomOrder => new RandomOrderLocationShuffler(),
Abstractions.LocationShuffler.FisherYates => new FisherYatesLocationShuffler(),
_ => throw new InvalidEnumArgumentException(nameof(options.LocationShuffler), (int)options.LocationShuffler, typeof(Abstractions.LocationShuffler)),
};
LocationShufflers.Add(options.LocationShuffler, locationShuffler);
}
IMinelayer minelayer = options.GenerationOption switch
{
MinefieldFirstUncoverBehavior.MayYieldMine => new RandomMinelayer(locationShuffler),
MinefieldFirstUncoverBehavior.CannotYieldMine => new SafeMinelayer(locationShuffler),
MinefieldFirstUncoverBehavior.WithoutAdjacentMines => new FirstEmptyMinelayer(locationShuffler),
MinefieldFirstUncoverBehavior.AlwaysYieldsMine => new ImpossibleMinelayer(),
_ => throw new InvalidEnumArgumentException(nameof(options.GenerationOption), (int)options.GenerationOption, typeof(MinefieldFirstUncoverBehavior)),
};
return(new Minefield(options.Width, options.Height, options.MineCount, minelayer));
}
internal Minefield(uint width, uint height, uint mineCount, IMinelayer minelayer)
{
if (mineCount > Int32.MaxValue)
{
throw new ArgumentOutOfRangeException(nameof(mineCount), mineCount, "Minecount should not be greater than int.MaxValue.");
}
this.width = width;
this.height = height;
this.mineCount = mineCount;
this.minelayer = minelayer;
minefield = new List <Cell>();
}
