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package mage.abilities.keyword;
import mage.abilities.Ability;
import mage.abilities.common.BecomesBlockedTriggeredAbility;
import mage.abilities.dynamicvalue.DynamicValue;
import mage.abilities.effects.Effect;
import mage.abilities.effects.common.continuous.BoostSourceEffect;
import mage.constants.Duration;
import mage.game.Game;
import mage.game.combat.CombatGroup;
/**
*
* @author LoneFox
*/
public class RampageAbility extends BecomesBlockedTriggeredAbility {
private final String rule;
public RampageAbility(int amount) {
super(null, false);
rule = "rampage " + amount + "(Whenever this creature becomes blocked, it gets +"
+ amount + "/+" + amount + " until end of turn for each creature blocking it beyond the first.)";
RampageValue rv = new RampageValue(amount);
this.addEffect(new BoostSourceEffect(rv, rv, Duration.EndOfTurn, true));
}
public RampageAbility(final RampageAbility ability) {
super(ability);
this.rule = ability.rule;
}
@Override
public RampageAbility copy() {
return new RampageAbility(this);
}
@Override
public String getRule() {
return rule;
}
}
class RampageValue implements DynamicValue {
private final int amount;
public RampageValue(int amount) {
this.amount = amount;
}
public RampageValue(final RampageValue value) {
this.amount = value.amount;
}
@Override
public RampageValue copy() {
return new RampageValue(this);
}
@Override
public int calculate(Game game, Ability sourceAbility, Effect effect) {
for (CombatGroup combatGroup : game.getCombat().getGroups()) {
if (combatGroup.getAttackers().contains(sourceAbility.getSourceId())) {
int blockers = combatGroup.getBlockers().size();
return blockers > 1 ? (blockers - 1) * amount : 0;
}
}
return 0;
}
@Override
public String getMessage() {
return "rampage " + amount + "(Whenever this creature becomes blocked, it gets +"
+ amount + "/+" + amount + " until end of turn for each creature blocking it beyond the first.)";
}
}