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