public void UpgradeAttack()
{
if (dude.GetBones() >= GetAttackUpgradeCost())
{
dude.SpendBones(GetAttackUpgradeCost());
dude.UpgradeAttack();
attackUpgradeNum++;
}
}
// Update is called once per frame
void Update()
{
coinText.text = dude.GetCoins().ToString();
boneText.text = dude.GetBones().ToString();
}