foul-magics/Mage/src/main/java/mage/abilities/costs/AlternativeCostSourceAbility.java
2025-09-13 20:06:08 -04:00

324 lines
12 KiB
Java

package mage.abilities.costs;
import mage.abilities.Ability;
import mage.abilities.SpellAbility;
import mage.abilities.StaticAbility;
import mage.abilities.condition.Condition;
import mage.abilities.costs.mana.ManaCost;
import mage.cards.Card;
import mage.constants.AbilityType;
import mage.constants.Zone;
import mage.filter.FilterCard;
import mage.game.Game;
import mage.players.Player;
import mage.util.CardUtil;
import java.util.Iterator;
import java.util.UUID;
import java.util.stream.Collectors;
/**
* @author LevelX2
*/
public class AlternativeCostSourceAbility extends StaticAbility implements AlternativeSourceCosts {
private static final String ALTERNATIVE_COST_ACTIVATION_KEY = "AlternativeCostActivated";
private static final String ALTERNATIVE_DYNAMIC_COST_ACTIVATED_KEY = "AlternativeDynamicCostActivated";
private Costs<AlternativeCost> alternateCosts = new CostsImpl<>();
protected Condition condition;
protected String rule;
protected FilterCard filter;
protected boolean onlyMana;
protected DynamicCost dynamicCost;
public AlternativeCostSourceAbility(Cost cost) {
this(cost, null);
}
public AlternativeCostSourceAbility(Condition conditon) {
this(null, conditon, null);
}
public AlternativeCostSourceAbility(Cost cost, Condition conditon) {
this(cost, conditon, null);
}
public AlternativeCostSourceAbility(Cost cost, Condition condition, String rule) {
this(cost, condition, rule, null, true);
}
/**
* @param cost alternate cost to pay
* @param condition only if the condition is true it's possible to use the
* alternate costs
* @param rule if != null used as rule text
* @param filter filters the cards this alternate cost can be applied to
* @param onlyMana if true only the mana costs are replaced by this costs,
* other costs stay untouched
*/
public AlternativeCostSourceAbility(Cost cost, Condition condition, String rule, FilterCard filter, boolean onlyMana) {
super(Zone.ALL, null);
this.addCost(cost);
this.setRuleAtTheTop(true);
this.condition = condition;
this.rule = rule;
this.filter = filter;
this.onlyMana = onlyMana;
}
public AlternativeCostSourceAbility(Condition condition, String rule, FilterCard filter, boolean onlyMana, DynamicCost dynamicCost) {
super(Zone.ALL, null);
this.setRuleAtTheTop(true);
this.condition = condition;
this.rule = rule;
this.filter = filter;
this.onlyMana = onlyMana;
this.dynamicCost = dynamicCost;
}
protected AlternativeCostSourceAbility(final AlternativeCostSourceAbility ability) {
super(ability);
this.alternateCosts = ability.alternateCosts;
this.condition = ability.condition;
this.rule = ability.rule;
this.filter = ability.filter;
this.onlyMana = ability.onlyMana;
this.dynamicCost = ability.dynamicCost;
}
@Override
public void addCost(Cost cost) {
AlternativeCost alternativeCost = convertToAlternativeCost(cost);
if (alternativeCost != null) {
this.alternateCosts.add(alternativeCost);
}
}
private AlternativeCost convertToAlternativeCost(Cost cost) {
//return cost != null ? new AlternativeCost2Impl(null, cost.getText(), cost) : null;
return cost != null ? new AlternativeCostImpl(null, "", cost) : null;
}
@Override
public AlternativeCostSourceAbility copy() {
return new AlternativeCostSourceAbility(this);
}
@Override
public boolean isAvailable(Ability source, Game game) {
boolean conditionApplies = condition == null || condition.apply(game, source);
boolean filterApplies = filter == null || filter.match(game.getCard(source.getSourceId()), game);
return conditionApplies && filterApplies;
}
@Override
public boolean canActivateAlternativeCostsNow(Ability ability, Game game) {
if (ability == null || !AbilityType.SPELL.equals(ability.getAbilityType())) {
return isActivated(ability, game);
}
if (filter != null) {
Card card = game.getCard(ability.getSourceId());
if (!filter.match(card, ability.getControllerId(), ability, game)) {
return false;
}
}
Player player = game.getPlayer(ability.getControllerId());
if (player == null) {
return false;
}
Costs<AlternativeCost> alternativeCostsToCheck;
if (dynamicCost != null) {
alternativeCostsToCheck = new CostsImpl<>();
alternativeCostsToCheck.add(convertToAlternativeCost(dynamicCost.getCost(ability, game)));
} else {
alternativeCostsToCheck = this.alternateCosts;
}
return alternativeCostsToCheck.canPay(ability, ability, ability.getControllerId(), game);
}
@Override
public String getAlternativeCostText(Ability ability, Game game) {
if (dynamicCost != null) {
return "Cast with alternative cost: " + dynamicCost.getText(ability, game) + CardUtil.getSourceLogName(game, this);
} else {
Costs<AlternativeCost> alternativeCostsToCheck;
if (dynamicCost != null) {
alternativeCostsToCheck = new CostsImpl<>();
alternativeCostsToCheck.add(convertToAlternativeCost(dynamicCost.getCost(ability, game)));
} else {
alternativeCostsToCheck = this.alternateCosts;
}
return alternativeCostsToCheck.isEmpty()
? "Cast without paying its mana cost" + CardUtil.getSourceLogName(game, this)
: "Cast with alternative cost: " + alternativeCostsToCheck.getText() + CardUtil.getSourceLogName(game, this);
}
}
@Override
public boolean activateAlternativeCosts(Ability ability, Game game) {
Costs<AlternativeCost> alternativeCostsToCheck;
if (dynamicCost != null) {
alternativeCostsToCheck = new CostsImpl<>();
alternativeCostsToCheck.add(convertToAlternativeCost(dynamicCost.getCost(ability, game)));
} else {
alternativeCostsToCheck = this.alternateCosts;
}
if (ability instanceof SpellAbility) {
ability.getManaCostsToPay().removeIf(VariableCost.class::isInstance);
CardUtil.reduceCost((SpellAbility) ability, ability.getManaCosts());
} else {
ability.clearManaCostsToPay();
}
if (!onlyMana) {
ability.clearCosts();
}
for (AlternativeCost alternateCost : alternativeCostsToCheck) {
alternateCost.activate();
for (Iterator it = ((Costs) alternateCost).iterator(); it.hasNext(); ) {
Cost costDetailed = (Cost) it.next();
if (costDetailed instanceof ManaCost) {
ability.addManaCostsToPay((ManaCost) costDetailed.copy());
} else if (costDetailed != null) {
ability.addCost(costDetailed.copy());
}
}
}
// Those cost have been paid, we want to store them.
if (dynamicCost != null) {
rememberDynamicCost(game, ability, alternativeCostsToCheck);
}
// save activated status
doActivate(game, ability);
return true;
}
protected void doActivate(Game game, Ability ability) {
game.getState().setValue(getActivatedKey(ability), Boolean.TRUE);
}
private String getActivatedKey(Ability source) {
return getActivatedKey(this.getOriginalId(), source.getSourceId(), source.getStackMomentSourceZCC());
}
private static String getActivatedKey(UUID alternativeCostOriginalId, UUID sourceId, int sourceZCC) {
// can't use sourceId cause copied cards are different...
// TODO: enable sourceId after copy card fix (it must copy cards with all related game state values)
return ALTERNATIVE_COST_ACTIVATION_KEY + "_" + alternativeCostOriginalId + "_" /*+ sourceId + "_"*/ + sourceZCC;
}
private void rememberDynamicCost(Game game, Ability ability, Costs<AlternativeCost> costs) {
game.getState().setValue(getDynamicCostActivatedKey(ability), costs);
}
private String getDynamicCostActivatedKey(Ability source) {
return getDynamicCostActivatedKey(this.getOriginalId(), source.getSourceId(), source.getStackMomentSourceZCC());
}
private static String getDynamicCostActivatedKey(UUID alternativeCostOriginalId, UUID sourceId, int sourceZCC) {
// can't use sourceId cause copied cards are different...
// TODO: enable sourceId after copy card fix (it must copy cards with all related game state values)
return ALTERNATIVE_DYNAMIC_COST_ACTIVATED_KEY + "_" + alternativeCostOriginalId + "_" /*+ sourceId + "_"*/ + sourceZCC;
}
/**
* Search activated status of alternative cost.
* <p>
* If you need it on resolve then use current ZCC (on stack) If you need it
* on battlefield then use previous ZCC (-1)
*
* @param game
* @param source
* @param alternativeCostOriginalId you must save originalId on card's
* creation
* @param searchPrevZCC true on battlefield, false on stack
* @return
*/
public static boolean getActivatedStatus(Game game, Ability source, UUID alternativeCostOriginalId, boolean searchPrevZCC) {
String key = getActivatedKey(
alternativeCostOriginalId,
source.getSourceId(),
source.getStackMomentSourceZCC() + (searchPrevZCC ? -1 : 0)
);
Boolean status = (Boolean) game.getState().getValue(key);
return status != null && status;
}
@Override
public boolean isActivated(Ability source, Game game) {
Costs<AlternativeCost> alternativeCostsToCheck = dynamicCost != null
? (Costs<AlternativeCost>) game.getState().getValue(getDynamicCostActivatedKey(source))
: this.alternateCosts;
if (alternativeCostsToCheck == null) {
return false;
}
for (AlternativeCost cost : alternativeCostsToCheck) {
if (cost.isActivated(game)) {
return true;
}
}
return onlyMana && alternativeCostsToCheck.isEmpty();
}
@Override
public String getCastMessageSuffix(Game game) {
return alternateCosts.isEmpty() ? " without paying its mana costs" : " using alternative casting costs";
}
@Override
public void resetCost() {
}
@Override
public String getRule() {
if (rule != null) {
return rule;
}
StringBuilder sb = new StringBuilder();
if (condition != null) {
sb.append("if ");
sb.append(condition);
if (alternateCosts.size() > 1) {
sb.append(", rather than pay this spell's mana cost, ");
} else {
sb.append(", you may ");
}
} else {
sb.append("You may ");
}
sb.append(CardUtil.concatWithAnd(alternateCosts
.stream()
.map(cost -> cost.getCost() instanceof ManaCost
? "pay " + cost.getText(true)
: cost.getText(true))
.map(CardUtil::getTextWithFirstCharLowerCase)
.collect(Collectors.toList())));
if (condition == null || alternateCosts.size() == 1) {
sb.append(" rather than pay this spell's mana cost");
} else if (alternateCosts.isEmpty()) {
sb.append("cast this spell without paying its mana cost");
}
sb.append('.');
return sb.toString();
}
@Override
public Costs<Cost> getCosts() {
Costs<Cost> alterCosts = new CostsImpl<>();
alterCosts.addAll(alternateCosts);
return alterCosts;
}
public DynamicCost getDynamicCost() {
return dynamicCost;
}
}