Package mage.target.common

Source Code of mage.target.common.TargetSpellOrPermanent

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

import java.util.HashSet;
import java.util.Set;
import java.util.UUID;
import mage.MageObject;
import mage.abilities.Ability;
import mage.constants.Zone;
import mage.filter.Filter;
import mage.filter.FilterPermanent;
import mage.filter.common.FilterSpellOrPermanent;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.game.stack.Spell;
import mage.game.stack.StackObject;
import mage.target.TargetImpl;

/**
*
* @author LevelX
*/
public class TargetSpellOrPermanent extends TargetImpl {

    protected FilterSpellOrPermanent filter;
    protected FilterPermanent filterPermanent;

    public TargetSpellOrPermanent() {
        this(1, 1);
    }

    public TargetSpellOrPermanent(int numTargets) {
        this(numTargets, numTargets);
    }

    public TargetSpellOrPermanent(int minNumTargets, int maxNumTargets) {
        this.minNumberOfTargets = minNumTargets;
        this.maxNumberOfTargets = maxNumTargets;
        this.zone = Zone.ALL;
        this.filter = new FilterSpellOrPermanent();
        this.targetName = filter.getMessage();
        this.filterPermanent = new FilterPermanent();
    }

    public TargetSpellOrPermanent(int minNumTargets, int maxNumTargets, boolean notTarget) {
        this(minNumTargets, maxNumTargets);
        this.notTarget = notTarget;
    }

    public TargetSpellOrPermanent(int minNumTargets, int maxNumTargets, FilterSpellOrPermanent filter,boolean notTarget) {
        this(minNumTargets, maxNumTargets);
        this.notTarget = notTarget;
        this.filter = filter;
    }
    public TargetSpellOrPermanent(final TargetSpellOrPermanent target) {
        super(target);
        this.filter = target.filter.copy();
        this.filterPermanent = target.filterPermanent.copy();
    }

    @Override
    public Filter getFilter() {
        return this.filter;
    }

    public void setFilter(FilterSpellOrPermanent filter) {
        this.filter = filter;
    }

    @Override
    public boolean canTarget(UUID id, Game game) {
        Permanent permanent = game.getPermanent(id);
        if (permanent != null) {
            return filter.match(permanent, game);
        }
        Spell spell = game.getStack().getSpell(id);
        if (spell != null) {
            return filter.match(spell, game);
        }
        return false;
    }

    @Override
    public boolean canTarget(UUID id, Ability source, Game game) {
        Permanent permanent = game.getPermanent(id);
        if (permanent != null) {
            if (source != null) {
                MageObject targetSource = game.getObject(source.getSourceId());
                return permanent.canBeTargetedBy(targetSource, source.getControllerId(), game) && filter.match(permanent, source.getSourceId(), source.getControllerId(), game);
            } else {
                return filter.match(permanent, game);
            }
        }
        Spell spell = game.getStack().getSpell(id);
        if (spell != null) {
            return filter.match(spell, game);
        }
        return false;
    }

    @Override
    public boolean canTarget(UUID playerId, UUID id, Ability source, Game game) {
        return canTarget(id, source, game);
    }

    /**
     * Checks if there are enough {@link mage.game.permanent.Permanent} or {@link mage.game.stack.Spell} that can be chosen.  Should only be used
     * for Ability targets since this checks for protection, shroud etc.
     *
     * @param sourceId - the target event source
     * @param sourceControllerId - controller of the target event source
     * @param game
     * @return - true if enough valid {@link mage.game.permanent.Permanent} or {@link mage.game.stack.Spell} exist
     */
    @Override
    public boolean canChoose(UUID sourceId, UUID sourceControllerId, Game game) {
        int count = 0;
        MageObject targetSource = game.getObject(sourceId);
        for (StackObject stackObject: game.getStack()) {
            Spell spell = game.getStack().getSpell(stackObject.getId());
            if (spell != null && filter.match(spell, sourceId, sourceControllerId, game)) {
                count++;
                if (count >= this.minNumberOfTargets) {
                    return true;
                }
            }
        }
        for (Permanent permanent: game.getBattlefield().getActivePermanents(filterPermanent, sourceControllerId, game)) {
            if (permanent.canBeTargetedBy(targetSource, sourceControllerId, game) && filter.match(permanent, sourceId, sourceControllerId, game)) {
                count++;
                if (count >= this.minNumberOfTargets) {
                    return true;
                }
            }
        }
        return false;
    }

    /**
     * Checks if there are enough {@link mage.game.permanent.Permanent} or {@link mage.game.stack.Spell} that can be selected.  Should not be used
     * for Ability targets since this does not check for protection, shroud etc.
     *
     * @param sourceControllerId - controller of the select event
     * @param game
     * @return - true if enough valid {@link mage.game.permanent.Permanent} or {@link mage.game.stack.Spell} exist
     */
    @Override
    public boolean canChoose(UUID sourceControllerId, Game game) {
        int count = 0;
                for (StackObject stackObject: game.getStack()) {
            Spell spell = game.getStack().getSpell(stackObject.getId());
            if (spell != null && filter.match(spell, null, sourceControllerId, game) && filter.match(spell, game)) {
                count++;
                if (count >= this.minNumberOfTargets) {
                    return true;
                }
            }
        }
        for (Permanent permanent: game.getBattlefield().getActivePermanents(filterPermanent, sourceControllerId, game)) {
            if (filter.match(permanent, null, sourceControllerId, game) && filter.match(permanent, game)) {
                count++;
                if (count >= this.minNumberOfTargets) {
                    return true;
                }
            }
        }
        return false;
    }

    @Override
    public Set<UUID> possibleTargets(UUID sourceId, UUID sourceControllerId, Game game) {
        Set<UUID> possibleTargets = new HashSet<UUID>();
        MageObject targetSource = game.getObject(sourceId);
                for (StackObject stackObject: game.getStack()) {
            Spell spell = game.getStack().getSpell(stackObject.getId());
            if (spell != null && filter.match(spell, null, sourceControllerId, game) && filter.match(spell, game)) {
                possibleTargets.add(spell.getId());
            }
        }
                for (Permanent permanent: game.getBattlefield().getActivePermanents(filterPermanent, sourceControllerId, game)) {
            if (permanent.canBeTargetedBy(targetSource, sourceControllerId, game) && filter.match(permanent, sourceId, sourceControllerId, game)) {
                possibleTargets.add(permanent.getId());
            }
        }
        return possibleTargets;
    }

    @Override
    public Set<UUID> possibleTargets(UUID sourceControllerId, Game game) {
        Set<UUID> possibleTargets = new HashSet<UUID>();
                for (StackObject stackObject: game.getStack()) {
            Spell spell = game.getStack().getSpell(stackObject.getId());
            if (spell != null && filter.match(spell, null, sourceControllerId, game) && filter.match(spell, game)) {
                possibleTargets.add(spell.getId());
            }
        }
        for (Permanent permanent: game.getBattlefield().getActivePermanents(filterPermanent, sourceControllerId, game)) {
            if (filter.match(permanent, null, sourceControllerId, game)) {
                possibleTargets.add(permanent.getId());
            }
        }
        return possibleTargets;
    }

    @Override
    public String getTargetedName(Game game) {
        StringBuilder sb = new StringBuilder();
        for (UUID targetId: getTargets()) {
            Permanent permanent = game.getPermanent(targetId);
            if (permanent != null) {
                sb.append(permanent.getLogName()).append(" ");
            }
            else {
                Spell spell = game.getStack().getSpell(targetId);
                sb.append(spell.getLogName()).append(" ");
            }
        }
        return sb.toString();
    }

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

}
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