public override Cost Pay(ref Cost c)
{
if (c == null)
{
return(this);
}
c.OrderFirst(this.GetDominantMana());
Costs cl = c as Costs;
if (cl != null)
{
Cost tmp = this.Clone();
for (int i = 0; i < cl.CostList.Count; i++)
{
Cost cli = cl.CostList [i];
tmp = tmp.Pay(ref cli);
if (cli == null)
{
cl.CostList.RemoveAt(i);
i--;
}
if (tmp == null)
{
break;
}
}
if (cl.CostList.Count == 0)
{
c = null;
}
return(tmp);
}
Mana m = c as Mana;
if (m == null)
{
return(this);
}
if (m is ManaChoice)
{
ManaChoice mc = m.Clone() as ManaChoice;
for (int i = 0; i < mc.Manas.Count; i++)
{
Cost result = this.Clone();
Cost tmp = mc.Manas[i];
result = result.Pay(ref tmp);
if (tmp == null)
{
c = null;
}
if (result == null)
{
return(null);
}
}
}
else
{
if (TypeOfMana == m.TypeOfMana || TypeOfMana == ManaTypes.Colorless)
{
count -= m.count;
if (count == 0)
{
c = null;
return(null);
}
else if (count < 0)
{
m.count = -count;
return(null);
}
else
{
c = null;
return(this);
}
}
}
return(this);
}
public static Cost Parse(string costString)
{
if (costString.ToLower() == "no cost")
{
return(null);
}
if (costString.ToLower() == "any")
{
return(new Mana(ManaTypes.Any));
}
if (costString.ToLower() == "combo any")
{
return(new Mana(ManaTypes.ComboAny));
}
Costs sum = new Costs();
string[] tmp = costString.Split(new char[] { });
foreach (string c in tmp)
{
if (string.IsNullOrWhiteSpace(c))
{
continue;
}
switch (c)
{
case "T":
sum += new Cost(CostTypes.Tap);
continue;
}
if (c.StartsWith("Discard"))
{
sum += CardCost.Parse(CostTypes.Discard, c);
continue;
}
else if (c.StartsWith("Sac"))
{
sum += CardCost.Parse(CostTypes.Sacrifice, c);
continue;
}
else if (c.StartsWith("SubCounter"))
{
sum += CardCost.Parse(CostTypes.SubCounter, c);
continue;
}
string number = "";
ManaChoice choice = new ManaChoice();
for (int i = 0; i < c.Length; i++)
{
if (char.IsDigit(c[i]))
{
number += c[i];
if (i < c.Length - 1)
{
if (char.IsDigit(c[i + 1]))
{
continue;
}
}
choice += new Mana(int.Parse(number));
number = null;
}
else
{
switch (c[i])
{
case 'W':
choice += ManaTypes.White;
break;
case 'R':
choice += ManaTypes.Red;
break;
case 'G':
choice += ManaTypes.Green;
break;
case 'B':
choice += ManaTypes.Black;
break;
case 'U':
choice += ManaTypes.Blue;
break;
case 'P':
choice += ManaTypes.Life;
break;
case 'X':
choice += new Mana(-1);
break;
case '/':
continue;
default:
break;
}
}
}
if (choice.Manas.Count == 1)
{
sum += choice.Manas[0];
}
else
{
sum += choice;
}
}
if (sum.CostList.Count == 0)
{
return(null);
}
if (sum.CostList.Count == 1)
{
return(sum.CostList[0]);
}
else
{
return(sum);
}
return(sum);
}