internal bool CanBeUpgraded(UpgradePair upgrade, bool left)
{
if (upgrade == null)
{
throw new ArgumentNullException();
}
if (_upgrades.All(x => x.UpgradeType != upgrade.UpgradeType))
{
return(true);
}
if (_upgrades.Count(x => x.UpgradeType != upgrade.UpgradeType) >= 2)
{
return(false);
}
var u = Upgrades.First(x => x.UpgradeType == upgrade.UpgradeType) as UpgradePair;
if (left)
{
return(u.LeftAnimal != this);
}
else
{
return(u.RightAnimal != this);
}
}
internal void RemoveUpgrade(UpgradePair upgrade)
{
if (_upgrades.Contains(upgrade))
{
_upgrades.Remove(upgrade);
}
}
public void AddUpgrade(IAnimal animalLeft, Card card, UpgradePair upgrade)
{
if (card.Upgrade1 != upgrade && card.Upgrade2 != upgrade)
{
throw new CardUpgradeIncostintenceException();
}
Animals.AddUpgrade(animalLeft, upgrade);
_cards.Remove(card);
}
public void RemoveUpgrade(IAnimal animalLeft, UpgradePair upgrade)
{
if (animalLeft == null || upgrade == null)
{
throw new ArgumentNullException();
}
(animalLeft as Animal).RemoveUpgrade(upgrade);
NextAnimal(animalLeft).RemoveUpgrade(upgrade);
}
public void AddUpgrade(IAnimal animalLeft, UpgradePair upgrade)
{
if (CanBeUpgraded(animalLeft, upgrade))
{
(animalLeft as Animal).AddUpgrade(upgrade, true);
NextAnimal(animalLeft).AddUpgrade(upgrade, false);
}
else
{
throw new UpgradesIncompatibleException();
}
}
public bool CanBeUpgraded(IAnimal animalLeft, UpgradePair upgrade)
{
var i1 = GetPosition(animalLeft);
if (i1 == Count - 1)
{
return(false);
}
var animalRight = _animals[i1 + 1];
return((animalLeft as Animal).CanBeUpgraded(upgrade, true) &&
(animalRight as Animal).CanBeUpgraded(upgrade, false));
}
internal void AddUpgrade(UpgradePair upgrade, bool left)
{
if (CanBeUpgraded(upgrade, left))
{
if (left)
{
upgrade.LeftAnimal = this;
}
else
{
upgrade.RightAnimal = this;
}
_upgrades.Add(upgrade);
}
else
{
throw new UpgradesIncompatibleException();
}
}