/**
* Invests a point in the attribute if the player has any remaining attribute points. If the
* player has no remaining points, this will do nothing.
*
* @param key attribute key
*/
public void upAttribute(String key) {
key = key.toLowerCase();
int current = getAttribute(key);
int max = SkillAPI.getAttributeManager().getAttribute(key).getMax();
if (attribPoints > 0 && current < max) {
PlayerUpAttributeEvent event = new PlayerUpAttributeEvent(this, key);
Bukkit.getPluginManager().callEvent(event);
if (event.isCancelled()) return;
attributes.put(key, current + 1);
attribPoints--;
}
}