public static int CalculateWinnings(IPokemonParty <IPokemon> pokemonParty, IEquipment equipment)
{
float sum = 0;
int winnings = 0;
foreach (var pokemon in pokemonParty)
{
if (pokemon == null)
{
break;
}
sum += pokemon.HPCurrent / pokemon.HPMax;
}
winnings = Convert.ToInt32(sum * 100 / pokemonParty.Count());
equipment.ChangeMoneyQuantity(winnings);
return(winnings);
}