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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) 2017-2021 Vincent Quatrevieux |
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*/ |
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package fr.quatrevieux.araknemu.game.fight.castable.effect.handler.shifting; |
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import fr.quatrevieux.araknemu.game.fight.Fight; |
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import fr.quatrevieux.araknemu.game.fight.castable.CastScope; |
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import fr.quatrevieux.araknemu.game.fight.castable.effect.EffectsUtils; |
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import fr.quatrevieux.araknemu.game.fight.castable.effect.buff.Buff; |
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import fr.quatrevieux.araknemu.game.fight.castable.effect.buff.BuffHook; |
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import fr.quatrevieux.araknemu.game.fight.castable.effect.handler.EffectHandler; |
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import fr.quatrevieux.araknemu.game.fight.fighter.ActiveFighter; |
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import fr.quatrevieux.araknemu.game.fight.fighter.PassiveFighter; |
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/** |
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* Buff effect for switch position between buff caster and target when the target will take damage |
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* This effect will also replace the cast target |
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* |
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* @see CastScope#replaceTarget(PassiveFighter, PassiveFighter) |
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*/ |
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public final class SwitchPositionOnAttackHandler implements EffectHandler, BuffHook { |
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private final SwitchPositionApplier applier; |
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public SwitchPositionOnAttackHandler(Fight fight) { |
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this.applier = new SwitchPositionApplier(fight); |
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} |
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@Override |
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public void handle(CastScope cast, CastScope.EffectScope effect) { |
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throw new UnsupportedOperationException("Switch position on damage is a buff effect"); |
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} |
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@Override |
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public void buff(CastScope cast, CastScope.EffectScope effect) { |
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final ActiveFighter caster = cast.caster(); |
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for (PassiveFighter target : effect.targets()) { |
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if (!target.equals(caster)) { |
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target.buffs().add(new Buff(effect.effect(), cast.action(), caster, target, this)); |
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} |
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} |
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} |
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@Override |
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public boolean onCastTarget(Buff buff, CastScope cast) { |
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if (!isDamageCast(cast)) { |
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return true; |
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} |
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final ActiveFighter buffCaster = buff.caster(); |
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final PassiveFighter target = buff.target(); |
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applier.apply(buffCaster, target); |
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cast.replaceTarget(target, buffCaster); |
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return false; |
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} |
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/** |
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* Check if the action is direct damage attack |
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* |
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* @param cast The action to check |
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* |
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* @return true if the cast can be dodged |
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*/ |
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private boolean isDamageCast(CastScope cast) { |
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return cast.effects().stream() |
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.map(CastScope.EffectScope::effect) |
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// Should return only direct damage effects |
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.anyMatch(effect -> EffectsUtils.isDamageEffect(effect.effect()) && effect.duration() == 0) |
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; |
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} |
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} |
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Arakne /
Araknemu
