CombatPoisonEffect.java

package com.osroyale.game.world.entity.combat.effect.impl;
 
import com.osroyale.game.world.entity.combat.PoisonType;
import com.osroyale.game.world.entity.combat.effect.CombatEffect;
import com.osroyale.game.world.entity.combat.hit.Hit;
import com.osroyale.game.world.entity.combat.hit.HitIcon;
import com.osroyale.game.world.entity.combat.hit.Hitsplat;
import com.osroyale.game.world.entity.mob.Mob;
import com.osroyale.game.world.entity.mob.npc.definition.NpcDefinition;
import com.osroyale.game.world.entity.mob.player.Player;
import com.osroyale.game.world.items.Item;
import com.osroyale.game.world.items.containers.equipment.Equipment;
import com.osroyale.net.packet.out.SendMessage;
import com.osroyale.net.packet.out.SendPoison;
 
import java.util.Optional;

 
public final class CombatPoisonEffect extends CombatEffect {

    private int amount;

    public CombatPoisonEffect() {
        super(25);
    }
 
    @Override
    public boolean apply(Mob mob) {
        if (mob.getPoisonType() == null || mob.isPoisoned() || mob.isVenomed()) {
            return false;
        }
 
        if (mob.isNpc() && mob.getNpc().definition.hasPoisonImmunity()) {
            return false;
        }
 
        if (mob.isPlayer() && mob.getPlayer().equipment
                .retrieve(Equipment.HELM_SLOT)
                .filter(helm -> helm.getId() == 13197 || helm.getId() == 13199 || helm.getId() == 12931)
                .isPresent()) {
            return false;
        }
 
        if (mob.isPlayer()) {
            Player player = mob.getPlayer();
            if (player.getPoisonImmunity().get() > 0 || mob.isDead())
                return false;
            player.send(new SendMessage("You have been poisoned!"));
            player.send(new SendPoison(SendPoison.PoisonType.REGULAR));
        }
        mob.getPoisonDamage().set(mob.getPoisonType().getDamage());
        amount = 4;
        return true;
    }
 
    @Override
    public boolean removeOn(Mob mob) {
        boolean remove = mob.isVenomed() || !mob.isPoisoned() || mob.isDead();
        if (remove && mob.isPlayer()) {
            Player player = (Player) mob;
            player.send(new SendPoison(SendPoison.PoisonType.NO_POISON));
        }
        return remove;
    }
 
    @Override
    public void process(Mob mob) {
        amount--;
        mob.damage(new Hit(mob.getPoisonDamage().get(), Hitsplat.POISON, HitIcon.NONE));
        if (amount == 0) {
            amount = 4;
            mob.getPoisonDamage().decrementAndGet();
        }
    }
 
    @Override
    public boolean onLogin(Mob mob) {
        boolean poisoned = mob.isPoisoned();
        if (poisoned && mob.isPlayer()) {
            mob.getPlayer().send(new SendPoison(SendPoison.PoisonType.REGULAR));
        }
        return poisoned;
    }

    public static Optional<PoisonType> getPoisonType(Item item) {
        if (item != null) {
            String name = item.getName();
            if (name.endsWith("(p)")) {
                return Optional.of(PoisonType.DEFAULT_MELEE);
            }
            if (name.endsWith("(p+)")) {
                return Optional.of(PoisonType.STRONG_MELEE);
            }
            if (name.endsWith("(p++)")) {
                return Optional.of(PoisonType.SUPER_MELEE);
            }
        }
        return Optional.empty();
    }

    public static Optional<PoisonType> getPoisonType(int npc) {
        NpcDefinition def = NpcDefinition.DEFINITIONS[npc];
 
        if (def == null || !def.isAttackable() || !def.isPoisonous()) {
            return Optional.empty();
        }
 
        if (def.getCombatLevel() < 25) {
            return Optional.of(PoisonType.WEAK_NPC);
        }
 
        if (def.getCombatLevel() < 75) {
            return Optional.of(PoisonType.DEFAULT_NPC);
        }
 
        if (def.getCombatLevel() < 200) {
            return Optional.of(PoisonType.STRONG_NPC);
        }
 
        if (def.getCombatLevel() < 225) {
            return Optional.of(PoisonType.SUPER_NPC);
        }
 
        return Optional.of(PoisonType.EXTRAORDINARY_NPC);
    }
}