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package cn.nukkit.potion;
import cn.nukkit.Player;
import cn.nukkit.api.DeprecationDetails;
import cn.nukkit.api.PowerNukkitDifference;
import cn.nukkit.api.PowerNukkitOnly;
import cn.nukkit.api.Since;
import cn.nukkit.entity.Entity;
import cn.nukkit.entity.EntityLiving;
import cn.nukkit.event.entity.EntityDamageEvent;
import cn.nukkit.event.entity.EntityDamageEvent.DamageCause;
import cn.nukkit.event.entity.EntityRegainHealthEvent;
import cn.nukkit.event.potion.PotionApplyEvent;
import cn.nukkit.utils.Identifier;
import cn.nukkit.utils.InvalidIdentifierException;
import cn.nukkit.utils.ServerException;
import lombok.EqualsAndHashCode;
import org.jetbrains.annotations.NotNull;
import java.util.LinkedHashMap;
import java.util.Map;
/**
* @author MagicDroidX (Nukkit Project)
*/
@PowerNukkitDifference(since = "FUTURE", info = "Implements equals() and hashcode() only in PowerNukkit")
@EqualsAndHashCode
public class Potion implements Cloneable {
private static final Map potionsMap = new LinkedHashMap<>();
public static final int NO_EFFECTS = 0;
public static final int WATER = 0;
public static final int MUNDANE = 1;
public static final int MUNDANE_II = 2;
public static final int THICK = 3;
public static final int AWKWARD = 4;
public static final int NIGHT_VISION = 5;
public static final int NIGHT_VISION_LONG = 6;
public static final int INVISIBLE = 7;
public static final int INVISIBLE_LONG = 8;
public static final int LEAPING = 9;
public static final int LEAPING_LONG = 10;
public static final int LEAPING_II = 11;
public static final int FIRE_RESISTANCE = 12;
public static final int FIRE_RESISTANCE_LONG = 13;
public static final int SPEED = 14;
public static final int SPEED_LONG = 15;
public static final int SPEED_II = 16;
public static final int SLOWNESS = 17;
public static final int SLOWNESS_LONG = 18;
public static final int WATER_BREATHING = 19;
public static final int WATER_BREATHING_LONG = 20;
public static final int INSTANT_HEALTH = 21;
public static final int INSTANT_HEALTH_II = 22;
public static final int HARMING = 23;
public static final int HARMING_II = 24;
public static final int POISON = 25;
public static final int POISON_LONG = 26;
public static final int POISON_II = 27;
public static final int REGENERATION = 28;
public static final int REGENERATION_LONG = 29;
public static final int REGENERATION_II = 30;
public static final int STRENGTH = 31;
public static final int STRENGTH_LONG = 32;
public static final int STRENGTH_II = 33;
public static final int WEAKNESS = 34;
public static final int WEAKNESS_LONG = 35;
public static final int WITHER_II = 36;
public static final int TURTLE_MASTER = 37;
public static final int TURTLE_MASTER_LONG = 38;
public static final int TURTLE_MASTER_II = 39;
public static final int SLOW_FALLING = 40;
public static final int SLOW_FALLING_LONG = 41;
@Since("1.4.0.0-PN")
@PowerNukkitOnly
public static final int SLOWNESS_IV = 42;
@Since("1.4.0.0-PN")
@Deprecated
@DeprecationDetails(since = "FUTURE", by = "PowerNukkit", reason =
"Incorrect name, there is vanilla potion with slowness long 2, the result of potion with slowness 1 + glowstone is slowness 4", replaceWith = "SLOWNESS_IV")
public static final int SLOWNESS_LONG_II = SLOWNESS_IV;
protected static Potion[] potions;
public static void init() {
potionsMap.put(Identifier.tryParse("minecraft:water"), new Potion(Potion.WATER));
potionsMap.put(Identifier.tryParse("minecraft:mundane"), new Potion(Potion.MUNDANE));
potionsMap.put(Identifier.tryParse("minecraft:long_mundane"), new Potion(Potion.MUNDANE_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:thick"), new Potion(Potion.THICK));
potionsMap.put(Identifier.tryParse("minecraft:awkward"), new Potion(Potion.AWKWARD));
potionsMap.put(Identifier.tryParse("minecraft:nightvision"), new Potion(Potion.NIGHT_VISION));
potionsMap.put(Identifier.tryParse("minecraft:long_nightvision"), new Potion(Potion.NIGHT_VISION_LONG));
potionsMap.put(Identifier.tryParse("minecraft:invisibility"), new Potion(Potion.INVISIBLE));
potionsMap.put(Identifier.tryParse("minecraft:long_invisibility"), new Potion(Potion.INVISIBLE_LONG));
potionsMap.put(Identifier.tryParse("minecraft:leaping"), new Potion(Potion.LEAPING));
potionsMap.put(Identifier.tryParse("minecraft:long_leaping"), new Potion(Potion.LEAPING_LONG));
potionsMap.put(Identifier.tryParse("minecraft:strong_leaping"), new Potion(Potion.LEAPING_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:fire_resistance"), new Potion(Potion.FIRE_RESISTANCE));
potionsMap.put(Identifier.tryParse("minecraft:long_fire_resistance"), new Potion(Potion.FIRE_RESISTANCE_LONG));
potionsMap.put(Identifier.tryParse("minecraft:swiftness"), new Potion(Potion.SPEED));
potionsMap.put(Identifier.tryParse("minecraft:long_swiftness"), new Potion(Potion.SPEED_LONG));
potionsMap.put(Identifier.tryParse("minecraft:strong_swiftness"), new Potion(Potion.SPEED_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:slowness"), new Potion(Potion.SLOWNESS));
potionsMap.put(Identifier.tryParse("minecraft:long_slowness"), new Potion(Potion.SLOWNESS_LONG));
potionsMap.put(Identifier.tryParse("minecraft:water_breathing"), new Potion(Potion.WATER_BREATHING));
potionsMap.put(Identifier.tryParse("minecraft:long_water_breathing"), new Potion(Potion.WATER_BREATHING_LONG));
potionsMap.put(Identifier.tryParse("minecraft:healing"), new Potion(Potion.INSTANT_HEALTH));
potionsMap.put(Identifier.tryParse("minecraft:strong_healing"), new Potion(Potion.INSTANT_HEALTH_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:harming"), new Potion(Potion.HARMING));
potionsMap.put(Identifier.tryParse("minecraft:strong_harming"), new Potion(Potion.HARMING_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:poison"), new Potion(Potion.POISON));
potionsMap.put(Identifier.tryParse("minecraft:long_poison"), new Potion(Potion.POISON_LONG));
potionsMap.put(Identifier.tryParse("minecraft:strong_poison"), new Potion(Potion.POISON_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:regeneration"), new Potion(Potion.REGENERATION));
potionsMap.put(Identifier.tryParse("minecraft:long_regeneration"), new Potion(Potion.REGENERATION_LONG));
potionsMap.put(Identifier.tryParse("minecraft:strong_regeneration"), new Potion(Potion.REGENERATION_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:strength"), new Potion(Potion.STRENGTH));
potionsMap.put(Identifier.tryParse("minecraft:long_strength"), new Potion(Potion.STRENGTH_LONG));
potionsMap.put(Identifier.tryParse("minecraft:strong_strength"), new Potion(Potion.STRENGTH_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:weakness"), new Potion(Potion.WEAKNESS));
potionsMap.put(Identifier.tryParse("minecraft:long_weakness"), new Potion(Potion.WEAKNESS_LONG));
potionsMap.put(Identifier.tryParse("minecraft:strong_wither"), new Potion(Potion.WITHER_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:turtle_master"), new Potion(Potion.TURTLE_MASTER));
potionsMap.put(Identifier.tryParse("minecraft:long_turtle_master"), new Potion(Potion.TURTLE_MASTER_LONG));
potionsMap.put(Identifier.tryParse("minecraft:strong_turtle_master"), new Potion(Potion.TURTLE_MASTER_II, 2));
potionsMap.put(Identifier.tryParse("minecraft:slow_falling"), new Potion(Potion.SLOW_FALLING));
potionsMap.put(Identifier.tryParse("minecraft:long_slow_falling"), new Potion(Potion.SLOW_FALLING_LONG));
potionsMap.put(Identifier.tryParse("minecraft:strong_slowness"), new Potion(Potion.SLOWNESS_IV, 4));
potions = potionsMap.values().toArray(new Potion[256]);
}
public static Potion getPotion(int id) {
if (id >= 0 && id < potionsMap.size() && potions[id] != null) {
return potions[id].clone();
} else {
throw new ServerException("Effect id: " + id + " not found");
}
}
public static Potion getPotionByName(String name) {
try {
Potion potion = potionsMap.get(Identifier.tryParse(name));
if (potion != null) {
return potion;
}
} catch (InvalidIdentifierException ignore) {
}
try {
byte id = Potion.class.getField(name.toUpperCase()).getByte(null);
return getPotion(id);
} catch (Exception e) {
throw new IllegalArgumentException(e);
}
}
protected final int id;
protected final int level;
protected boolean splash = false;
public Potion(int id) {
this(id, 1);
}
public Potion(int id, int level) {
this(id, level, false);
}
public Potion(int id, int level, boolean splash) {
this.id = id;
this.level = level;
this.splash = splash;
}
public Effect getEffect() {
return getEffect(this.getId(), this.isSplash());
}
public int getId() {
return id;
}
public int getLevel() {
return level;
}
public boolean isSplash() {
return splash;
}
public Potion setSplash(boolean splash) {
this.splash = splash;
return this;
}
public void applyPotion(Entity entity) {
applyPotion(entity, 0.5);
}
public void applyPotion(Entity entity, double health) {
if (!(entity instanceof EntityLiving)) {
return;
}
Effect applyEffect = getEffect(this.getId(), this.isSplash());
if (applyEffect == null) {
return;
}
if (entity instanceof Player) {
if (!((Player) entity).isSurvival() && !((Player) entity).isAdventure() && applyEffect.isBad()) {
return;
}
}
PotionApplyEvent event = new PotionApplyEvent(this, applyEffect, entity);
entity.getServer().getPluginManager().callEvent(event);
if (event.isCancelled()) {
return;
}
applyEffect = event.getApplyEffect();
switch (this.getId()) {
case INSTANT_HEALTH, INSTANT_HEALTH_II -> {
if (entity.isUndead())
entity.attack(new EntityDamageEvent(entity, DamageCause.MAGIC, (float) (health * (double) (6 << (applyEffect.getAmplifier() + 1)))));
else
entity.heal(new EntityRegainHealthEvent(entity, (float) (health * (double) (4 << (applyEffect.getAmplifier() + 1))), EntityRegainHealthEvent.CAUSE_MAGIC));
}
case HARMING, HARMING_II -> {
if (entity.isUndead())
entity.heal(new EntityRegainHealthEvent(entity, (float) (health * (double) (4 << (applyEffect.getAmplifier() + 1))), EntityRegainHealthEvent.CAUSE_MAGIC));
else
entity.attack(new EntityDamageEvent(entity, DamageCause.MAGIC, (float) (health * (double) (6 << (applyEffect.getAmplifier() + 1)))));
}
default -> {
int duration = (int) ((isSplash() ? health : 1) * (double) applyEffect.getDuration() + 0.5);
applyEffect.setDuration(duration);
entity.addEffect(applyEffect);
}
}
}
@Override
public Potion clone() {
try {
return (Potion) super.clone();
} catch (CloneNotSupportedException e) {
return null;
}
}
public static Effect getEffect(int potionType, boolean isSplash) {
Effect effect;
switch (potionType) {
case NIGHT_VISION, NIGHT_VISION_LONG -> effect = Effect.getEffect(Effect.NIGHT_VISION);
case INVISIBLE, INVISIBLE_LONG -> effect = Effect.getEffect(Effect.INVISIBILITY);
case LEAPING, LEAPING_LONG, LEAPING_II -> effect = Effect.getEffect(Effect.JUMP_BOOST);
case FIRE_RESISTANCE, FIRE_RESISTANCE_LONG -> effect = Effect.getEffect(Effect.FIRE_RESISTANCE);
case SPEED, SPEED_LONG, SPEED_II -> effect = Effect.getEffect(Effect.SPEED);
case SLOWNESS, SLOWNESS_LONG, SLOWNESS_IV -> effect = Effect.getEffect(Effect.SLOWNESS);
case WATER_BREATHING, WATER_BREATHING_LONG -> effect = Effect.getEffect(Effect.WATER_BREATHING);
case INSTANT_HEALTH, INSTANT_HEALTH_II -> {
return Effect.getEffect(Effect.INSTANT_HEALTH);
}
case HARMING, HARMING_II -> {
return Effect.getEffect(Effect.INSTANT_DAMAGE);
}
case POISON, POISON_LONG, POISON_II -> effect = Effect.getEffect(Effect.POISON);
case REGENERATION, REGENERATION_LONG, REGENERATION_II -> effect = Effect.getEffect(Effect.REGENERATION);
case STRENGTH, STRENGTH_LONG, STRENGTH_II -> effect = Effect.getEffect(Effect.STRENGTH);
case WEAKNESS, WEAKNESS_LONG -> effect = Effect.getEffect(Effect.WEAKNESS);
case WITHER_II -> effect = Effect.getEffect(Effect.WITHER);
default -> {
return null;
}
}
if (getLevel(potionType) > 1) {
effect.setAmplifier(1);
}
if (!isInstant(potionType)) {
effect.setDuration(20 * getApplySeconds(potionType, isSplash));
}
return effect;
}
public static int getLevel(int potionType) {
return switch (potionType) {
case SLOWNESS_IV -> 4;
case MUNDANE_II, LEAPING_II, SPEED_II, INSTANT_HEALTH_II, HARMING_II, POISON_II, REGENERATION_II, STRENGTH_II, WITHER_II, TURTLE_MASTER_II ->
2;
default -> 1;
};
}
public static boolean isInstant(int potionType) {
return switch (potionType) {
case INSTANT_HEALTH, INSTANT_HEALTH_II, HARMING, HARMING_II -> true;
default -> false;
};
}
public static int getApplySeconds(int potionType, boolean isSplash) {
if (isSplash) {
return switch (potionType) {
case NIGHT_VISION, STRENGTH, WATER_BREATHING, SPEED, FIRE_RESISTANCE, LEAPING, INVISIBLE -> 135;
case NIGHT_VISION_LONG, STRENGTH_LONG, WATER_BREATHING_LONG, SPEED_LONG, FIRE_RESISTANCE_LONG, LEAPING_LONG, INVISIBLE_LONG ->
360;
case LEAPING_II, WEAKNESS, STRENGTH_II, SLOWNESS, SPEED_II -> 67;
case SLOWNESS_LONG, WEAKNESS_LONG -> 180;
case POISON, REGENERATION -> 33;
case POISON_LONG, REGENERATION_LONG -> 90;
case POISON_II, REGENERATION_II -> 16;
case WITHER_II -> 30;
case SLOWNESS_IV -> 15;
default -> 0;
};
} else {
return switch (potionType) {
case NIGHT_VISION, STRENGTH, WATER_BREATHING, SPEED, FIRE_RESISTANCE, LEAPING, INVISIBLE -> 180;
case NIGHT_VISION_LONG, STRENGTH_LONG, WATER_BREATHING_LONG, SPEED_LONG, FIRE_RESISTANCE_LONG, LEAPING_LONG, INVISIBLE_LONG ->
480;
case LEAPING_II, WEAKNESS, STRENGTH_II, SLOWNESS -> 90;
case SLOWNESS_LONG, WEAKNESS_LONG -> 240;
case POISON, REGENERATION -> 45;
case POISON_LONG, REGENERATION_LONG -> 120;
case POISON_II, REGENERATION_II -> 22;
case WITHER_II -> 30;
case SLOWNESS_IV -> 20;
case SPEED_II -> 90;
default -> 0;
};
}
}
@PowerNukkitOnly
@Since("FUTURE")
@NotNull
public String getPotionTypeName() {
return switch (getId()) {
case WATER -> "Water";
case MUNDANE, MUNDANE_II -> "Mundane";
case THICK -> "Thick";
case AWKWARD -> "Awkward";
case NIGHT_VISION_LONG, NIGHT_VISION -> "Night Vision";
case INVISIBLE, INVISIBLE_LONG -> "Invisibility";
case LEAPING_LONG, LEAPING_II, LEAPING -> "Leaping";
case FIRE_RESISTANCE_LONG, FIRE_RESISTANCE -> "Fire Resistance";
case SPEED, SPEED_LONG, SPEED_II -> "Swiftness";
case SLOWNESS_LONG, SLOWNESS, SLOWNESS_IV -> "Slowness";
case WATER_BREATHING_LONG, WATER_BREATHING -> "Water Breathing";
case INSTANT_HEALTH, INSTANT_HEALTH_II -> "Healing";
case HARMING, HARMING_II -> "Harming";
case POISON, POISON_LONG, POISON_II -> "Poison";
case REGENERATION, REGENERATION_LONG, REGENERATION_II -> "Regeneration";
case STRENGTH, STRENGTH_LONG, STRENGTH_II -> "Strength";
case WEAKNESS, WEAKNESS_LONG -> "Weakness";
case WITHER_II -> "Decay";
case TURTLE_MASTER, TURTLE_MASTER_LONG, TURTLE_MASTER_II -> "Turtle Master";
case SLOW_FALLING, SLOW_FALLING_LONG -> "Slow Falling";
default -> "";
};
}
@PowerNukkitOnly
@NotNull
public String getName() {
String name = getPotionTypeName();
StringBuilder finalName = new StringBuilder(255).append("Potion");
if (!name.isEmpty()) {
int id = getId();
if (id >= TURTLE_MASTER && id <= TURTLE_MASTER_II) {
finalName.append(" of the ").append(name);
} else if (id <= AWKWARD) {
finalName.insert(0, name + " ");
} else {
finalName.append(" of ").append(name);
}
}
int currentLevel = getLevel();
if (currentLevel > 1) {
finalName.append(' ');
appendRoman(finalName, currentLevel);
}
return finalName.toString();
}
@PowerNukkitOnly
@NotNull
public String getRomanLevel() {
int currentLevel = getLevel();
if (currentLevel == 0) {
return "0";
}
StringBuilder sb = new StringBuilder(4);
if (currentLevel < 0) {
sb.append('-');
currentLevel *= -1;
}
appendRoman(sb, currentLevel);
return sb.toString();
}
private static void appendRoman(StringBuilder sb, int num) {
int times;
String[] romans = new String[]{"I", "IV", "V", "IX", "X", "XL", "L",
"XC", "C", "CD", "D", "CM", "M"};
int[] ints = new int[]{1, 4, 5, 9, 10, 40, 50, 90, 100, 400, 500,
900, 1000};
for (int i = ints.length - 1; i >= 0; i--) {
times = num / ints[i];
num %= ints[i];
while (times > 0) {
sb.append(romans[i]);
times--;
}
}
}
}
