minecraft-src/net/minecraft/world/item/alchemy/PotionContents.java
2025-07-04 03:45:38 +03:00

243 lines
10 KiB
Java

package net.minecraft.world.item.alchemy;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.mojang.datafixers.util.Pair;
import com.mojang.serialization.Codec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.List;
import java.util.Optional;
import java.util.OptionalInt;
import java.util.function.Consumer;
import net.minecraft.ChatFormatting;
import net.minecraft.Util;
import net.minecraft.core.Holder;
import net.minecraft.core.component.DataComponentGetter;
import net.minecraft.core.component.DataComponents;
import net.minecraft.network.RegistryFriendlyByteBuf;
import net.minecraft.network.chat.CommonComponents;
import net.minecraft.network.chat.Component;
import net.minecraft.network.chat.MutableComponent;
import net.minecraft.network.codec.ByteBufCodecs;
import net.minecraft.network.codec.StreamCodec;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.util.ARGB;
import net.minecraft.world.effect.MobEffect;
import net.minecraft.world.effect.MobEffectInstance;
import net.minecraft.world.effect.MobEffectUtil;
import net.minecraft.world.entity.LivingEntity;
import net.minecraft.world.entity.ai.attributes.Attribute;
import net.minecraft.world.entity.ai.attributes.AttributeModifier;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.Item;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.TooltipFlag;
import net.minecraft.world.item.component.Consumable;
import net.minecraft.world.item.component.ConsumableListener;
import net.minecraft.world.item.component.ItemAttributeModifiers;
import net.minecraft.world.item.component.TooltipProvider;
import net.minecraft.world.level.Level;
public record PotionContents(Optional<Holder<Potion>> potion, Optional<Integer> customColor, List<MobEffectInstance> customEffects, Optional<String> customName)
implements ConsumableListener,
TooltipProvider {
public static final PotionContents EMPTY = new PotionContents(Optional.empty(), Optional.empty(), List.of(), Optional.empty());
private static final Component NO_EFFECT = Component.translatable("effect.none").withStyle(ChatFormatting.GRAY);
public static final int BASE_POTION_COLOR = -13083194;
private static final Codec<PotionContents> FULL_CODEC = RecordCodecBuilder.create(
instance -> instance.group(
Potion.CODEC.optionalFieldOf("potion").forGetter(PotionContents::potion),
Codec.INT.optionalFieldOf("custom_color").forGetter(PotionContents::customColor),
MobEffectInstance.CODEC.listOf().optionalFieldOf("custom_effects", List.of()).forGetter(PotionContents::customEffects),
Codec.STRING.optionalFieldOf("custom_name").forGetter(PotionContents::customName)
)
.apply(instance, PotionContents::new)
);
public static final Codec<PotionContents> CODEC = Codec.withAlternative(FULL_CODEC, Potion.CODEC, PotionContents::new);
public static final StreamCodec<RegistryFriendlyByteBuf, PotionContents> STREAM_CODEC = StreamCodec.composite(
Potion.STREAM_CODEC.apply(ByteBufCodecs::optional),
PotionContents::potion,
ByteBufCodecs.INT.apply(ByteBufCodecs::optional),
PotionContents::customColor,
MobEffectInstance.STREAM_CODEC.apply(ByteBufCodecs.list()),
PotionContents::customEffects,
ByteBufCodecs.STRING_UTF8.apply(ByteBufCodecs::optional),
PotionContents::customName,
PotionContents::new
);
public PotionContents(Holder<Potion> potion) {
this(Optional.of(potion), Optional.empty(), List.of(), Optional.empty());
}
public static ItemStack createItemStack(Item item, Holder<Potion> potion) {
ItemStack itemStack = new ItemStack(item);
itemStack.set(DataComponents.POTION_CONTENTS, new PotionContents(potion));
return itemStack;
}
public boolean is(Holder<Potion> potion) {
return this.potion.isPresent() && ((Holder)this.potion.get()).is(potion) && this.customEffects.isEmpty();
}
public Iterable<MobEffectInstance> getAllEffects() {
if (this.potion.isEmpty()) {
return this.customEffects;
} else {
return (Iterable<MobEffectInstance>)(this.customEffects.isEmpty()
? ((Potion)((Holder)this.potion.get()).value()).getEffects()
: Iterables.concat(((Potion)((Holder)this.potion.get()).value()).getEffects(), this.customEffects));
}
}
public void forEachEffect(Consumer<MobEffectInstance> action, float durationScale) {
if (this.potion.isPresent()) {
for (MobEffectInstance mobEffectInstance : ((Potion)((Holder)this.potion.get()).value()).getEffects()) {
action.accept(mobEffectInstance.withScaledDuration(durationScale));
}
}
for (MobEffectInstance mobEffectInstance : this.customEffects) {
action.accept(mobEffectInstance.withScaledDuration(durationScale));
}
}
public PotionContents withPotion(Holder<Potion> potion) {
return new PotionContents(Optional.of(potion), this.customColor, this.customEffects, this.customName);
}
public PotionContents withEffectAdded(MobEffectInstance effect) {
return new PotionContents(this.potion, this.customColor, Util.copyAndAdd(this.customEffects, effect), this.customName);
}
public int getColor() {
return this.getColorOr(-13083194);
}
public int getColorOr(int defaultValue) {
return this.customColor.isPresent() ? (Integer)this.customColor.get() : getColorOptional(this.getAllEffects()).orElse(defaultValue);
}
public Component getName(String name) {
String string = (String)this.customName.or(() -> this.potion.map(holder -> ((Potion)holder.value()).name())).orElse("empty");
return Component.translatable(name + string);
}
public static OptionalInt getColorOptional(Iterable<MobEffectInstance> effects) {
int i = 0;
int j = 0;
int k = 0;
int l = 0;
for (MobEffectInstance mobEffectInstance : effects) {
if (mobEffectInstance.isVisible()) {
int m = mobEffectInstance.getEffect().value().getColor();
int n = mobEffectInstance.getAmplifier() + 1;
i += n * ARGB.red(m);
j += n * ARGB.green(m);
k += n * ARGB.blue(m);
l += n;
}
}
return l == 0 ? OptionalInt.empty() : OptionalInt.of(ARGB.color(i / l, j / l, k / l));
}
public boolean hasEffects() {
return !this.customEffects.isEmpty() ? true : this.potion.isPresent() && !((Potion)((Holder)this.potion.get()).value()).getEffects().isEmpty();
}
public List<MobEffectInstance> customEffects() {
return Lists.transform(this.customEffects, MobEffectInstance::new);
}
public void applyToLivingEntity(LivingEntity entity, float durationScale) {
if (entity.level() instanceof ServerLevel serverLevel) {
Player player2 = entity instanceof Player player ? player : null;
this.forEachEffect(mobEffectInstance -> {
if (mobEffectInstance.getEffect().value().isInstantenous()) {
mobEffectInstance.getEffect().value().applyInstantenousEffect(serverLevel, player2, player2, entity, mobEffectInstance.getAmplifier(), 1.0);
} else {
entity.addEffect(mobEffectInstance);
}
}, durationScale);
}
}
public static void addPotionTooltip(Iterable<MobEffectInstance> effects, Consumer<Component> tooltipAdder, float durationFactor, float ticksPerSecond) {
List<Pair<Holder<Attribute>, AttributeModifier>> list = Lists.<Pair<Holder<Attribute>, AttributeModifier>>newArrayList();
boolean bl = true;
for (MobEffectInstance mobEffectInstance : effects) {
bl = false;
Holder<MobEffect> holder = mobEffectInstance.getEffect();
int i = mobEffectInstance.getAmplifier();
holder.value().createModifiers(i, (holderx, attributeModifierx) -> list.add(new Pair<>(holderx, attributeModifierx)));
MutableComponent mutableComponent = getPotionDescription(holder, i);
if (!mobEffectInstance.endsWithin(20)) {
mutableComponent = Component.translatable(
"potion.withDuration", mutableComponent, MobEffectUtil.formatDuration(mobEffectInstance, durationFactor, ticksPerSecond)
);
}
tooltipAdder.accept(mutableComponent.withStyle(holder.value().getCategory().getTooltipFormatting()));
}
if (bl) {
tooltipAdder.accept(NO_EFFECT);
}
if (!list.isEmpty()) {
tooltipAdder.accept(CommonComponents.EMPTY);
tooltipAdder.accept(Component.translatable("potion.whenDrank").withStyle(ChatFormatting.DARK_PURPLE));
for (Pair<Holder<Attribute>, AttributeModifier> pair : list) {
AttributeModifier attributeModifier = pair.getSecond();
double d = attributeModifier.amount();
double e;
if (attributeModifier.operation() != AttributeModifier.Operation.ADD_MULTIPLIED_BASE
&& attributeModifier.operation() != AttributeModifier.Operation.ADD_MULTIPLIED_TOTAL) {
e = attributeModifier.amount();
} else {
e = attributeModifier.amount() * 100.0;
}
if (d > 0.0) {
tooltipAdder.accept(
Component.translatable(
"attribute.modifier.plus." + attributeModifier.operation().id(),
ItemAttributeModifiers.ATTRIBUTE_MODIFIER_FORMAT.format(e),
Component.translatable(pair.getFirst().value().getDescriptionId())
)
.withStyle(ChatFormatting.BLUE)
);
} else if (d < 0.0) {
e *= -1.0;
tooltipAdder.accept(
Component.translatable(
"attribute.modifier.take." + attributeModifier.operation().id(),
ItemAttributeModifiers.ATTRIBUTE_MODIFIER_FORMAT.format(e),
Component.translatable(pair.getFirst().value().getDescriptionId())
)
.withStyle(ChatFormatting.RED)
);
}
}
}
}
public static MutableComponent getPotionDescription(Holder<MobEffect> effect, int level) {
MutableComponent mutableComponent = Component.translatable(effect.value().getDescriptionId());
return level > 0 ? Component.translatable("potion.withAmplifier", mutableComponent, Component.translatable("potion.potency." + level)) : mutableComponent;
}
@Override
public void onConsume(Level level, LivingEntity entity, ItemStack stack, Consumable consumable) {
this.applyToLivingEntity(entity, stack.getOrDefault(DataComponents.POTION_DURATION_SCALE, 1.0F));
}
@Override
public void addToTooltip(Item.TooltipContext context, Consumer<Component> tooltipAdder, TooltipFlag flag, DataComponentGetter componentGetter) {
addPotionTooltip(this.getAllEffects(), tooltipAdder, componentGetter.getOrDefault(DataComponents.POTION_DURATION_SCALE, 1.0F), context.tickRate());
}
}