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/* |
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* This file is part of Araknemu. |
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* |
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* Araknemu is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* Araknemu is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with Araknemu. If not, see <https://www.gnu.org/licenses/>. |
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* |
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* Copyright (c) 2017-2019 Vincent Quatrevieux |
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*/ |
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package fr.quatrevieux.araknemu.game.fight.castable.effect.buff; |
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import fr.quatrevieux.araknemu.game.fight.castable.CastScope; |
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import fr.quatrevieux.araknemu.game.fight.castable.effect.EffectValue; |
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import fr.quatrevieux.araknemu.game.fight.castable.effect.handler.damage.Damage; |
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import fr.quatrevieux.araknemu.game.fight.castable.effect.handler.damage.ReflectedDamage; |
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import fr.quatrevieux.araknemu.game.fight.fighter.ActiveFighter; |
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import fr.quatrevieux.araknemu.game.fight.fighter.Fighter; |
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import fr.quatrevieux.araknemu.game.fight.fighter.PassiveFighter; |
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import fr.quatrevieux.araknemu.game.fight.turn.Turn; |
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import fr.quatrevieux.araknemu.network.game.out.fight.AddBuff; |
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import fr.quatrevieux.araknemu.util.SafeLinkedList; |
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import org.checkerframework.checker.index.qual.Positive; |
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import java.util.Iterator; |
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import java.util.function.Predicate; |
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import java.util.stream.Stream; |
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import java.util.stream.StreamSupport; |
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/** |
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* Handle buff list for a fighter |
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*/ |
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public final class BuffList implements Iterable<Buff>, Buffs { |
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private final Fighter fighter; |
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private final SafeLinkedList<Buff> buffs = new SafeLinkedList<>(); |
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public BuffList(Fighter fighter) { |
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this.fighter = fighter; |
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} |
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@Override |
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public Iterator<Buff> iterator() { |
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return buffs.iterator(); |
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} |
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/** |
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* Get the Buff stream |
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*/ |
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public Stream<Buff> stream() { |
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return StreamSupport.stream(spliterator(), false); |
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} |
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@Override |
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public void add(Buff buff) { |
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buffs.add(buff); |
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buff.hook().onBuffStarted(buff); |
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if (buff.remainingTurns() == 0) { |
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buff.incrementRemainingTurns(); |
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} |
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fighter.fight().send(new AddBuff(buff)); |
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// Add one turn when it's the turn of the current fighter |
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if (fighter.isPlaying()) { |
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buff.incrementRemainingTurns(); |
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} |
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} |
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@Override |
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public boolean onStartTurn() { |
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boolean result = true; |
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for (Buff buff : buffs) { |
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result &= buff.hook().onStartTurn(buff); |
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} |
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return result; |
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} |
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@Override |
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public void onEndTurn(Turn turn) { |
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for (Buff buff : buffs) { |
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buff.hook().onEndTurn(buff, turn); |
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} |
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} |
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@Override |
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public void onCast(CastScope cast) { |
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for (Buff buff : buffs) { |
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buff.hook().onCast(buff, cast); |
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} |
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} |
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@Override |
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public boolean onCastTarget(CastScope cast) { |
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for (Buff buff : buffs) { |
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if (!buff.hook().onCastTarget(buff, cast)) { |
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return false; |
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} |
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} |
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return true; |
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} |
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@Override |
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public void onDirectDamage(ActiveFighter caster, Damage value) { |
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for (Buff buff : buffs) { |
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buff.hook().onDirectDamage(buff, caster, value); |
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} |
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} |
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@Override |
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public void onIndirectDamage(ActiveFighter caster, Damage value) { |
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for (Buff buff : buffs) { |
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buff.hook().onIndirectDamage(buff, caster, value); |
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} |
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} |
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@Override |
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public void onBuffDamage(Buff poison, Damage value) { |
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for (Buff buff : buffs) { |
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buff.hook().onBuffDamage(buff, poison, value); |
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} |
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} |
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@Override |
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public void onDirectDamageApplied(ActiveFighter caster, @Positive int value) { |
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for (Buff buff : buffs) { |
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buff.hook().onDirectDamageApplied(buff, caster, value); |
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} |
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} |
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@Override |
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public void onLifeAltered(int value) { |
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for (Buff buff : buffs) { |
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buff.hook().onLifeAltered(buff, value); |
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} |
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} |
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@Override |
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public void onReflectedDamage(ReflectedDamage damage) { |
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for (Buff buff : buffs) { |
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buff.hook().onReflectedDamage(buff, damage); |
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} |
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} |
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@Override |
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public void onCastDamage(Damage damage, PassiveFighter target) { |
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for (Buff buff : buffs) { |
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buff.hook().onCastDamage(buff, damage, target); |
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} |
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} |
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@Override |
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public void onEffectValueCast(EffectValue value) { |
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for (Buff buff : buffs) { |
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buff.hook().onEffectValueCast(buff, value); |
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} |
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} |
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@Override |
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public void onEffectValueTarget(EffectValue value, PassiveFighter caster) { |
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for (Buff buff : buffs) { |
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buff.hook().onEffectValueTarget(buff, value, caster); |
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} |
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} |
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@Override |
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public void refresh() { |
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// invalidate buffs before removing it in case of buffs are iterated by onBuffTerminated() hook |
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buffs.forEach(Buff::decrementRemainingTurns); |
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removeIf(buff -> !buff.valid()); |
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} |
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@Override |
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public boolean removeAll() { |
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return removeIf(Buff::canBeDispelled); |
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} |
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@Override |
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public boolean removeByCaster(PassiveFighter caster) { |
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return removeIf(buff -> buff.caster().equals(caster)); |
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} |
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/** |
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* Remove buff by a predicate |
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* |
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* @param predicate Takes the buff as parameter, and return true to delete (and terminate) the buff |
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* |
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* @return true if there is a change (i.e. a buff is terminated) |
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*/ |
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private boolean removeIf(Predicate<Buff> predicate) { |
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final Iterator<Buff> iterator = buffs.iterator(); |
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boolean hasChanged = false; |
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while (iterator.hasNext()) { |
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final Buff buff = iterator.next(); |
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if (predicate.test(buff)) { |
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iterator.remove(); |
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buff.hook().onBuffTerminated(buff); |
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hasChanged = true; |
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} |
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} |
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return hasChanged; |
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} |
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} |
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