VulnerabilityPatcher/src/main/java/me/cooljwb/vulnerabilitypatcher/patches/Death_Potions.java

package me.cooljwb.vulnerabilitypatcher.patches;

import java.util.Collection;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;

import me.cooljwb.vulnerabilitypatcher.SMG;
import org.apache.commons.lang.builder.ReflectionToStringBuilder;
import org.bukkit.craftbukkit.v1_13_R2.entity.CraftPlayer;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.LingeringPotionSplashEvent;
import org.bukkit.event.entity.PotionSplashEvent;
import org.bukkit.event.player.PlayerItemConsumeEvent;
import org.bukkit.inventory.meta.PotionMeta;
import org.bukkit.potion.PotionEffect;

/*
 * Copyright 2019 CoolJWB
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @author CoolJWB
 */

public class Death_Potions extends Patches implements Listener {

    private Logger log = Logger.getLogger("Minecraft");

    public Death_Potions() {}

    @EventHandler(priority = EventPriority.HIGHEST)
    public void consumePotionEvent(PlayerItemConsumeEvent event) {
        if(event.getItem().getType().name().equalsIgnoreCase("POTION")) {
            PotionMeta meta = (PotionMeta) event.getItem().getItemMeta();
            if(isDeathPotion(meta.getCustomEffects())) {
                event.setCancelled(true);

                Player player = event.getPlayer();
                msg(player, SMG.ITEM.msg);
                notifyViolation(event.getPlayer(), "drink", "death potion", event.getPlayer().getLocation());
            }
        }

        if(devmode)
            log.log(Level.INFO, String.format("[%s] Event: %s", pluginName, ReflectionToStringBuilder.toString(event)));
    }

    @EventHandler(priority = EventPriority.HIGHEST)
    public void splashEvent(PotionSplashEvent event) {
        if(isDeathPotion(event.getPotion().getEffects())) {
            event.setCancelled(true);

            Player player = null;
            if(event.getPotion().getShooter() instanceof CraftPlayer) {
                player = (Player) event.getEntity().getShooter();
                msg(player, SMG.ITEM.msg);
            }

            notifyViolation(player, "splash", "death potion", player.getLocation());
        }

        if(devmode)
            log.log(Level.INFO, String.format("[%s] Event: %s", pluginName, ReflectionToStringBuilder.toString(event)));
    }

    @EventHandler(priority = EventPriority.HIGHEST)
    public void lingeringSplashEvent(LingeringPotionSplashEvent event) {
        if(isDeathPotion(event.getAreaEffectCloud().getCustomEffects())) {
            event.setCancelled(true);

            Player player = null;
            if(event.getEntity().getShooter() instanceof CraftPlayer) {
                player = (Player) event.getEntity().getShooter();
                msg(player, SMG.ITEM.msg);
            }

            notifyViolation(player, "splash", "death potion", player.getLocation());
        }

        if(devmode)
            log.log(Level.INFO, String.format("[%s] Event: %s", pluginName, ReflectionToStringBuilder.toString(event)));
    }

    public static boolean isDeathPotion(List<PotionEffect> effects) {
        for(PotionEffect effect : effects) {
            if(effect.getType().getName().equalsIgnoreCase("HEAL") && (effect.getAmplifier() == 125 || effect.getAmplifier() == 93 || effect.getAmplifier() == 61 || effect.getAmplifier() == 29))
                return true;
        }
        return false;
    }

    public static boolean isDeathPotion(Collection<PotionEffect> effects) {
        for(PotionEffect effect : effects) {
            if(effect.getType().getName().equalsIgnoreCase("HEAL") && (effect.getAmplifier() >= 125 || effect.getAmplifier() == 93 || effect.getAmplifier() == 61 || effect.getAmplifier() == 29))
                return true;
        }
        return false;
    }
}