public static float Compare(IMtgDeck deck1, IMtgDeck deck2)
{
var deck1Space = FeatureSpaceFor(deck1);
var deck2Space = FeatureSpaceFor(deck2);
return(VectorCompare(deck1Space, deck2Space));
}
public static MongoMtgDeck FromMtgDeck(IMtgDeck deck)
{
return(new MongoMtgDeck
{
Name = deck.Name,
Cards = deck.Cards,
Meta = deck.Meta
});
}
public string CreateUniqueIdForDeck(IMtgDeck deck)
{
var orderedCards = deck.Cards.Values.OrderBy(card => card.Name);
var builder = new StringBuilder();
foreach (var card in orderedCards)
{
builder.Append(card.Name);
}
var bytes = Encoding.UTF8.GetBytes(builder.ToString());
var hasher = new SHA256Managed();
var id = hasher.ComputeHash(bytes);
return(Convert.ToBase64String(id));
}
public static Vector2[] FeatureSpaceFor(IMtgDeck deck)
{
var space = new Vector2[deck.Cards.Count];
int i = 0;
foreach (var key in deck.Cards.Keys)
{
var card = deck.Cards[key];
var features = new Vector2(card.FeatureIndex, card.Count);
space[i] = features;
i++;
}
return(space);
}
bool DifferencesExist(IMtgDeck deck1, IMtgDeck deck2)
{
return(deck1.Name != deck2.Name ||
System.Math.Abs(deck1.Meta - deck2.Meta) > 0.001 ||
CardDifferencesExist(deck1.Cards, deck2.Cards));
}
