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EffectUtils.java
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EffectUtils.java
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package org.auioc.mcmod.arnicalib.utils.game;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Optional;
import java.util.function.Predicate;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import com.google.gson.JsonArray;
import com.google.gson.JsonObject;
import com.google.gson.JsonSyntaxException;
import org.auioc.mcmod.arnicalib.api.game.registry.RegistryEntryException;
import org.auioc.mcmod.arnicalib.api.mixin.common.IMixinMobEffectInstance;
import org.auioc.mcmod.arnicalib.utils.java.RandomUtils;
import org.auioc.mcmod.arnicalib.utils.java.Validate;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.util.GsonHelper;
import net.minecraft.world.effect.MobEffect;
import net.minecraft.world.effect.MobEffectCategory;
import net.minecraft.world.effect.MobEffectInstance;
import net.minecraft.world.entity.LivingEntity;
import net.minecraft.world.item.ItemStack;
import net.minecraftforge.registries.ForgeRegistries;
public interface EffectUtils {
@Nonnull
@Deprecated
static Optional<MobEffect> getEffect(int id) {
return Optional.ofNullable(MobEffect.byId(id));
}
@Nonnull
static Optional<MobEffect> getEffect(ResourceLocation id) {
return Optional.ofNullable(ForgeRegistries.MOB_EFFECTS.containsKey(id) ? ForgeRegistries.MOB_EFFECTS.getValue(id) : null);
}
@Nonnull
static Optional<MobEffect> getEffect(String id) {
return getEffect(new ResourceLocation(id));
}
@Nonnull
static MobEffect getEffectOrElseThrow(ResourceLocation id) {
return getEffect(id).orElseThrow(RegistryEntryException.UNKNOWN_MOB_EFFECT.create(id.toString()));
}
@Nonnull
static MobEffect getEffectOrElseThrow(String id) {
return getEffect(id).orElseThrow(RegistryEntryException.UNKNOWN_MOB_EFFECT.create(id));
}
static List<MobEffect> getEffects(@Nullable MobEffectCategory type) {
Collection<MobEffect> effects = ForgeRegistries.MOB_EFFECTS.getValues();
List<MobEffect> effectsList = new ArrayList<>();
for (MobEffect effect : effects) {
if (type == null || effect.getCategory() == type) {
effectsList.add(effect);
}
}
return effectsList;
}
static List<MobEffect> getHarmfulEffects() {
return getEffects(MobEffectCategory.HARMFUL);
}
static List<MobEffect> getBeneficialEffects() {
return getEffects(MobEffectCategory.BENEFICIAL);
}
static List<MobEffect> getNeutralEffects() {
return getEffects(MobEffectCategory.NEUTRAL);
}
static List<MobEffect> getAllEffects() {
return getEffects(null);
}
static MobEffect getRandomEffect(boolean useOrderedRegestry) {
if (useOrderedRegestry) {
return RandomUtils.pickOneFromList(OrderedForgeRegistries.MobEffects.get()).getValue();
}
return RandomUtils.pickOneFromCollection(ForgeRegistries.MOB_EFFECTS.getValues());
}
@Nullable
static MobEffectInstance createInstance(CompoundTag effect_nbt) {
if (effect_nbt.contains("id", 8) && effect_nbt.contains("duration", 3) && effect_nbt.contains("amplifier", 3)) {
return new MobEffectInstance(
getEffectOrElseThrow(effect_nbt.getString("id")),
effect_nbt.getInt("duration"),
effect_nbt.getInt("amplifier")
);
}
return null;
}
static MobEffectInstance deserializeFromJson(JsonObject json) {
String id = GsonHelper.getAsString(json, "id");
MobEffect effect = getEffectOrElseThrow(id);
int duration = GsonHelper.getAsInt(json, "duration", 1);
int amplifier = GsonHelper.getAsInt(json, "amplifier", 0);
Validate.isInCloseInterval(0, 255, amplifier);
boolean ambient = GsonHelper.getAsBoolean(json, "ambient", false);
boolean visible = GsonHelper.getAsBoolean(json, "visible", true);
boolean showIcon = GsonHelper.getAsBoolean(json, "show_icon", true);
MobEffectInstance hiddenEffect = (MobEffectInstance) null;
if (json.has("hidden_effect")) {
JsonObject hiddenEffectJson = GsonHelper.getAsJsonObject(json, "hidden_effect");
if (hiddenEffectJson.has("id") && !GsonHelper.getAsString(hiddenEffectJson, "id").equals(id)) throw new JsonSyntaxException("The id of the hidden effect must be unset or equal to the parent effect");
else hiddenEffectJson.addProperty("id", id);
if (GsonHelper.getAsInt(hiddenEffectJson, "duration", 1) <= duration) throw new JsonSyntaxException("The duration of the hidden effect must be greater than the parent effect");
hiddenEffect = deserializeFromJson(hiddenEffectJson);
}
MobEffectInstance instance = new MobEffectInstance(effect, duration, amplifier, ambient, visible, showIcon, hiddenEffect);
if (json.has("curative_items")) {
JsonArray curativeItemsJson = GsonHelper.getAsJsonArray(json, "curative_items");
List<ItemStack> curativeItems = new ArrayList<ItemStack>();
for (var element : curativeItemsJson) {
var curativeItemId = GsonHelper.convertToString(element, "curative_item");
curativeItems.add(new ItemStack(ItemUtils.getItemOrElseThrow(curativeItemId)));
}
instance.setCurativeItems(curativeItems);
}
return instance;
}
static void serializeToJson(MobEffectInstance instance, JsonObject json) {
json.addProperty("id", instance.getEffect().getRegistryName().toString());
json.addProperty("duration", instance.getDuration());
json.addProperty("amplifier", instance.getAmplifier());
json.addProperty("ambient", instance.isAmbient());
json.addProperty("visible", instance.isVisible());
json.addProperty("show_icon", instance.showIcon());
JsonArray curativeItems = new JsonArray();
for (ItemStack itemStack : instance.getCurativeItems()) {
curativeItems.add(itemStack.getItem().getRegistryName().toString());
}
json.add("curative_items", curativeItems);
if (((IMixinMobEffectInstance) instance).getHiddenEffect() != null) {
JsonObject hiddenEffect = new JsonObject();
serializeToJson(((IMixinMobEffectInstance) instance).getHiddenEffect(), hiddenEffect);
json.add("hidden_effect", hiddenEffect);
}
}
static JsonObject serializeToJson(MobEffectInstance instance) {
JsonObject json = new JsonObject();
serializeToJson(instance, json);
return json;
}
static void removeEffect(LivingEntity entity, Predicate<MobEffectInstance> condition) {
List<MobEffect> toRemove = new ArrayList<>();
entity.getActiveEffects().forEach(instance -> {
if (condition.test(instance)) {
toRemove.add(instance.getEffect());
}
});
toRemove.forEach(effect -> entity.removeEffect(effect));
}
Predicate<MobEffectInstance> IS_BENEFICIAL = (e) -> e.getEffect().isBeneficial();
Predicate<MobEffectInstance> IS_NOT_BENEFICIAL = (e) -> !e.getEffect().isBeneficial();
Predicate<MobEffectInstance> IS_HARMFUL = (e) -> e.getEffect().getCategory() == MobEffectCategory.HARMFUL;
Predicate<MobEffectInstance> IS_NEUTRAL = (e) -> e.getEffect().getCategory() == MobEffectCategory.NEUTRAL;
static int getEffectLevel(LivingEntity entity, MobEffect effect) {
MobEffectInstance instance = entity.getEffect(effect);
if (instance == null) {
return 0;
}
return instance.getAmplifier() + 1;
}
}