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fixed cost modifying effects requiring snow mana unnecessarily (fixes #6000)

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This commit is contained in:
Evan Kranzler 2019-09-25 17:32:49 -04:00
parent 928058a192
commit 9170df1344
1 changed files with 15 additions and 1 deletions
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16
Mage/src/main/java/mage/util/CardUtil.java
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@ -9,12 +9,14 @@ import mage.abilities.costs.VariableCost;
import mage.abilities.costs.mana.*;
import mage.cards.Card;
import mage.constants.EmptyNames;
import mage.filter.Filter;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.game.permanent.token.Token;
import mage.util.functions.CopyTokenFunction;
import java.text.SimpleDateFormat;
import java.util.Objects;
import java.util.UUID;
/**
@ -87,6 +89,10 @@ public final class CardUtil {
ManaCosts<ManaCost> adjustedCost = new ManaCostsImpl<>();
boolean updated = false;
for (ManaCost manaCost : manaCosts) {
if (manaCost instanceof SnowManaCost) {
adjustedCost.add(manaCost);
continue;
}
Mana mana = manaCost.getOptions().get(0);
int colorless = mana != null ? mana.getGeneric() : 0;
if (restToReduce != 0 && colorless > 0) {
@ -107,7 +113,15 @@ public final class CardUtil {
if (!updated && reduceCount < 0) {
adjustedCost.add(new GenericManaCost(-reduceCount));
}
adjustedCost.setSourceFilter(manaCosts.getSourceFilter());
Filter filter = manaCosts.stream()
.filter(manaCost -> !(manaCost instanceof SnowManaCost))
.map(ManaCost::getSourceFilter)
.filter(Objects::nonNull)
.findFirst()
.orElse(null);
if (filter != null) {
adjustedCost.setSourceFilter(filter);
}
return adjustedCost;
}