@Override
public void use(IPlayer player) throws ItemNotInBackpackException, ContextRequireException {
player.getBackpack().removeItem(this);
this.getAttributes()
.forEach(
(itemAttribute) -> {
player.getStatistic(itemAttribute.getAttribute()).add(itemAttribute.getChangeValue());
});
}
@Override
public void use(IPlayer player, IUsageContext usageContext)
throws ItemNotInBackpackException, ContextRequireException {
super.use(player);
if (usageContext == null) {
throw new ContextRequireException(this);
}
usageContext.registerOnFinishListener(
() ->
getAttributes()
.forEach(
itemAttribute ->
player
.getStatistic(itemAttribute.getAttribute())
.add(itemAttribute.getOpositeOfChangeValue())));
}