public State AddCardToHand(Card card)
{
if (card is Occupation)
{
HandOccupations = HandOccupations.Add(card);
}
else if (card is MinorImprovement)
{
HandMinors = HandMinors.Add(card);
}
else
{
throw new InvalidOperationException("Only minor improvements and occupations can be added to a players hand.");
}
return(State);
}
public State RemoveCardFromHand(Card card)
{
if (card is Occupation)
{
HandOccupations = HandOccupations.Remove(card);
}
else if (card is MinorImprovement)
{
HandMinors = HandMinors.Remove(card);
}
else
{
throw new InvalidOperationException("Only minor improvements and occupations can be removed from a players hand.");
}
return(State);
}
public State PlayCard(Card card)
{
if (HandOccupations.Contains(card))
{
HandOccupations = HandOccupations.Remove(card);
}
else if (HandMinors.Contains(card))
{
HandMinors = HandMinors.Remove(card);
}
else
{
return(State);
}
OwnedCards = OwnedCards.Add(card);
return(State);
}