foul-magics/Mage/src/mage/abilities/SpellAbility.java

/*
* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
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package mage.abilities;

import java.util.UUID;
import mage.MageObject;
import mage.abilities.costs.mana.ManaCost;
import mage.abilities.keyword.FlashAbility;
import mage.cards.SplitCard;
import mage.constants.AbilityType;
import mage.constants.AsThoughEffectType;
import mage.constants.SpellAbilityType;
import mage.constants.TimingRule;
import mage.constants.Zone;
import mage.game.Game;
import mage.game.events.GameEvent;

/**
 *
 * @author BetaSteward_at_googlemail.com
 */
public class SpellAbility extends ActivatedAbilityImpl {

    private SpellAbilityType spellAbilityType;

    public SpellAbility(ManaCost cost, String cardName) {
        this(cost, cardName, Zone.HAND);
    }

    public SpellAbility(ManaCost cost, String cardName, Zone zone) {
        this(cost, cardName, zone, SpellAbilityType.BASE);
    }

    public SpellAbility(ManaCost cost, String cardName, Zone zone, SpellAbilityType spellAbilityType) {
        super(AbilityType.SPELL, zone);
        this.spellAbilityType = spellAbilityType;
        this.addManaCost(cost);
        switch(spellAbilityType) {
            case SPLIT_FUSED:
                this.name = "Cast fused " + cardName;
                break;
            default:
                this.name = "Cast " + cardName;
        }
        
    }

    public SpellAbility(SpellAbility ability) {
        super(ability);
        this.spellAbilityType = ability.spellAbilityType;
    }

    public boolean spellCanBeActivatedRegularlyNow(UUID playerId, Game game) {
        MageObject object = game.getObject(sourceId);
        return timing == TimingRule.INSTANT ||
                object.hasAbility(FlashAbility.getInstance().getId(), game) ||
                game.canPlaySorcery(playerId);
    }

    @Override
    public boolean canActivate(UUID playerId, Game game) {
        if (game.getContinuousEffects().asThough(sourceId, AsThoughEffectType.CAST_AS_INSTANT, this, playerId, game) // check this first to allow Offering in main phase
                || this.spellCanBeActivatedRegularlyNow(playerId, game)) {
            if (spellAbilityType.equals(SpellAbilityType.SPLIT)) {
                return false;
            }
            // fix for Gitaxian Probe and casting opponent's spells
            if (!controllerId.equals(playerId)) {
                return false;
            }
            // Check if spell has no costs (not {0} mana costs), than it's not castable. E.g. for spells like Living End, that only can be cast by Suspend Ability.
            if (this.getManaCosts().isEmpty() && this.getCosts().isEmpty()) {
                return false;
            }
            // Check if rule modifying events prevent to cast the spell in check playable mode
            if (this.isCheckPlayableMode()) {
                if (game.getContinuousEffects().preventedByRuleModification(
                        GameEvent.getEvent(GameEvent.EventType.CAST_SPELL, this.getId(), this.getSourceId(), playerId), game, true)) {
                    return false;
                }
            }
            
            if (costs.canPay(this, sourceId, controllerId, game)) {
                if (getSpellAbilityType().equals(SpellAbilityType.SPLIT_FUSED)) {
                    SplitCard splitCard = (SplitCard) game.getCard(getSourceId());
                    if (splitCard != null) {
                        return (splitCard.getLeftHalfCard().getSpellAbility().canChooseTarget(game) 
                                && splitCard.getRightHalfCard().getSpellAbility().canChooseTarget(game));
                    }
                    return false;

                } else {
                    return  canChooseTarget(game);
                }
            }
        }
        return false;
    }

    @Override
    public String getGameLogMessage(Game game) {
        return getMessageText(game);
    }

    @Override
    public String getRule(boolean all) {
        if (all) {
            return new StringBuilder(super.getRule(all)).append(name).toString();
        }
        return super.getRule(false);
    }

    public void clear() {
        getChoices().clearChosen();
        getTargets().clearChosen();
        this.manaCosts.clearPaid();
        this.costs.clearPaid();
    }

    @Override
    public String toString() {
        return this.name;
    }

    @Override
    public SpellAbility copy() {
        return new SpellAbility(this);
    }

    public SpellAbility copySpell() {
        SpellAbility spell = new SpellAbility(this);
        spell.id = UUID.randomUUID();
        return spell;
    }

    public SpellAbilityType getSpellAbilityType() {
        return spellAbilityType;
    }

    public void setSpellAbilityType(SpellAbilityType spellAbilityType) {
        this.spellAbilityType = spellAbilityType;
    }

}