public IEnumerable <Assembly> SafeChipGeneratorCombinations()
{
var singleChips = Chips.Select(c => new Assembly().WithChip(c));
var singleGenerators = Generators.Select(g => new Assembly().WithGenerator(g));
IEnumerable <Assembly> chipCombinations = new List <Assembly>();
if (Chips.Count > 1)
{
chipCombinations = new Combinations <Element>(Chips.ToList(), 2)
.Select(pair => new Assembly()
.WithChip(pair.First())
.WithChip(pair.Last()));
}
IEnumerable <Assembly> generatorCombinations = new List <Assembly>();
if (Generators.Count > 1)
{
generatorCombinations = new Combinations <Element>(Generators.ToList(), 2)
.Select(pair => new Assembly()
.WithGenerator(pair.First())
.WithGenerator(pair.Last()));
}
var chipGeneratorPairs = Chips
.Where(chip => Generators.Contains(chip))
.Select(c => new Assembly().WithMatchingChipAndGenerator(c));
return(singleChips
.Concat(singleGenerators)
.Concat(chipCombinations)
.Concat(chipGeneratorPairs)
.Concat(generatorCombinations));
}
public override void Delete()
{
base.Delete();
if (Generators.Contains(this))
{
Generators.Remove(this);
}
}
public bool IsSafe()
{
if (!Chips.Any())
{
return(true);
}
if (!Generators.Any())
{
return(true);
}
return(Chips.All(c => Generators.Contains(c)));
}