void Init()
{
if (purchased == null)
{
purchased = new IntGameObjectEvent();
}
button = GetComponent <Button>();
buttonText = GetComponentInChildren <Text>();
if (upgrade == null)
{
Debug.Log("Button created but not provided purchasable definition");
return;
}
price = upgrade.price;
priceMultiplier = upgrade.priceMultiplier;
prefab = upgrade.prefab;
label = upgrade.label;
}