minecraft-src/net/minecraft/network/chat/contents/TranslatableContents.java
2025-07-04 01:41:11 +03:00

255 lines
8.7 KiB
Java

package net.minecraft.network.chat.contents;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableList.Builder;
import com.mojang.brigadier.exceptions.CommandSyntaxException;
import com.mojang.datafixers.util.Either;
import com.mojang.serialization.Codec;
import com.mojang.serialization.DataResult;
import com.mojang.serialization.MapCodec;
import com.mojang.serialization.codecs.RecordCodecBuilder;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.function.Consumer;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import net.minecraft.commands.CommandSourceStack;
import net.minecraft.locale.Language;
import net.minecraft.network.chat.Component;
import net.minecraft.network.chat.ComponentContents;
import net.minecraft.network.chat.ComponentSerialization;
import net.minecraft.network.chat.ComponentUtils;
import net.minecraft.network.chat.FormattedText;
import net.minecraft.network.chat.MutableComponent;
import net.minecraft.network.chat.Style;
import net.minecraft.util.ExtraCodecs;
import net.minecraft.world.entity.Entity;
import org.jetbrains.annotations.Nullable;
public class TranslatableContents implements ComponentContents {
public static final Object[] NO_ARGS = new Object[0];
private static final Codec<Object> PRIMITIVE_ARG_CODEC = ExtraCodecs.JAVA.validate(TranslatableContents::filterAllowedArguments);
private static final Codec<Object> ARG_CODEC = Codec.either(PRIMITIVE_ARG_CODEC, ComponentSerialization.CODEC)
.xmap(
either -> either.map(object -> object, component -> Objects.requireNonNullElse(component.tryCollapseToString(), component)),
object -> object instanceof Component component ? Either.right(component) : Either.left(object)
);
public static final MapCodec<TranslatableContents> CODEC = RecordCodecBuilder.mapCodec(
instance -> instance.group(
Codec.STRING.fieldOf("translate").forGetter(translatableContents -> translatableContents.key),
Codec.STRING.lenientOptionalFieldOf("fallback").forGetter(translatableContents -> Optional.ofNullable(translatableContents.fallback)),
ARG_CODEC.listOf().optionalFieldOf("with").forGetter(translatableContents -> adjustArgs(translatableContents.args))
)
.apply(instance, TranslatableContents::create)
);
public static final ComponentContents.Type<TranslatableContents> TYPE = new ComponentContents.Type<>(CODEC, "translatable");
private static final FormattedText TEXT_PERCENT = FormattedText.of("%");
private static final FormattedText TEXT_NULL = FormattedText.of("null");
private final String key;
@Nullable
private final String fallback;
private final Object[] args;
@Nullable
private Language decomposedWith;
/**
* The discrete elements that make up this component. For example, this would be ["Prefix, ", "FirstArg", "SecondArg", " again ", "SecondArg", " and ", "FirstArg", " lastly ", "ThirdArg", " and also ", "FirstArg", " again!"] for "translation.test.complex" (see en_us.json)
*/
private List<FormattedText> decomposedParts = ImmutableList.of();
private static final Pattern FORMAT_PATTERN = Pattern.compile("%(?:(\\d+)\\$)?([A-Za-z%]|$)");
private static DataResult<Object> filterAllowedArguments(@Nullable Object input) {
return !isAllowedPrimitiveArgument(input) ? DataResult.error(() -> "This value needs to be parsed as component") : DataResult.success(input);
}
public static boolean isAllowedPrimitiveArgument(@Nullable Object input) {
return input instanceof Number || input instanceof Boolean || input instanceof String;
}
private static Optional<List<Object>> adjustArgs(Object[] args) {
return args.length == 0 ? Optional.empty() : Optional.of(Arrays.asList(args));
}
private static Object[] adjustArgs(Optional<List<Object>> args) {
return (Object[])args.map(list -> list.isEmpty() ? NO_ARGS : list.toArray()).orElse(NO_ARGS);
}
private static TranslatableContents create(String key, Optional<String> fallback, Optional<List<Object>> args) {
return new TranslatableContents(key, (String)fallback.orElse(null), adjustArgs(args));
}
public TranslatableContents(String key, @Nullable String fallback, Object[] args) {
this.key = key;
this.fallback = fallback;
this.args = args;
}
@Override
public ComponentContents.Type<?> type() {
return TYPE;
}
/**
* Ensures that all the children are up to date with the most recent translation mapping.
*/
private void decompose() {
Language language = Language.getInstance();
if (language != this.decomposedWith) {
this.decomposedWith = language;
String string = this.fallback != null ? language.getOrDefault(this.key, this.fallback) : language.getOrDefault(this.key);
try {
Builder<FormattedText> builder = ImmutableList.builder();
this.decomposeTemplate(string, builder::add);
this.decomposedParts = builder.build();
} catch (TranslatableFormatException var4) {
this.decomposedParts = ImmutableList.of(FormattedText.of(string));
}
}
}
private void decomposeTemplate(String formatTemplate, Consumer<FormattedText> consumer) {
Matcher matcher = FORMAT_PATTERN.matcher(formatTemplate);
try {
int i = 0;
int j = 0;
while (matcher.find(j)) {
int k = matcher.start();
int l = matcher.end();
if (k > j) {
String string = formatTemplate.substring(j, k);
if (string.indexOf(37) != -1) {
throw new IllegalArgumentException();
}
consumer.accept(FormattedText.of(string));
}
String string = matcher.group(2);
String string2 = formatTemplate.substring(k, l);
if ("%".equals(string) && "%%".equals(string2)) {
consumer.accept(TEXT_PERCENT);
} else {
if (!"s".equals(string)) {
throw new TranslatableFormatException(this, "Unsupported format: '" + string2 + "'");
}
String string3 = matcher.group(1);
int m = string3 != null ? Integer.parseInt(string3) - 1 : i++;
consumer.accept(this.getArgument(m));
}
j = l;
}
if (j < formatTemplate.length()) {
String string4 = formatTemplate.substring(j);
if (string4.indexOf(37) != -1) {
throw new IllegalArgumentException();
}
consumer.accept(FormattedText.of(string4));
}
} catch (IllegalArgumentException var12) {
throw new TranslatableFormatException(this, var12);
}
}
private FormattedText getArgument(int index) {
if (index >= 0 && index < this.args.length) {
Object object = this.args[index];
if (object instanceof Component component) {
return component;
} else {
return object == null ? TEXT_NULL : FormattedText.of(object.toString());
}
} else {
throw new TranslatableFormatException(this, index);
}
}
@Override
public <T> Optional<T> visit(FormattedText.StyledContentConsumer<T> styledContentConsumer, Style style) {
this.decompose();
for (FormattedText formattedText : this.decomposedParts) {
Optional<T> optional = formattedText.visit(styledContentConsumer, style);
if (optional.isPresent()) {
return optional;
}
}
return Optional.empty();
}
@Override
public <T> Optional<T> visit(FormattedText.ContentConsumer<T> contentConsumer) {
this.decompose();
for (FormattedText formattedText : this.decomposedParts) {
Optional<T> optional = formattedText.visit(contentConsumer);
if (optional.isPresent()) {
return optional;
}
}
return Optional.empty();
}
@Override
public MutableComponent resolve(@Nullable CommandSourceStack nbtPathPattern, @Nullable Entity entity, int recursionDepth) throws CommandSyntaxException {
Object[] objects = new Object[this.args.length];
for (int i = 0; i < objects.length; i++) {
Object object = this.args[i];
if (object instanceof Component component) {
objects[i] = ComponentUtils.updateForEntity(nbtPathPattern, component, entity, recursionDepth);
} else {
objects[i] = object;
}
}
return MutableComponent.create(new TranslatableContents(this.key, this.fallback, objects));
}
public boolean equals(Object object) {
return this == object
? true
: object instanceof TranslatableContents translatableContents
&& Objects.equals(this.key, translatableContents.key)
&& Objects.equals(this.fallback, translatableContents.fallback)
&& Arrays.equals(this.args, translatableContents.args);
}
public int hashCode() {
int i = Objects.hashCode(this.key);
i = 31 * i + Objects.hashCode(this.fallback);
return 31 * i + Arrays.hashCode(this.args);
}
public String toString() {
return "translation{key='"
+ this.key
+ "'"
+ (this.fallback != null ? ", fallback='" + this.fallback + "'" : "")
+ ", args="
+ Arrays.toString(this.args)
+ "}";
}
public String getKey() {
return this.key;
}
@Nullable
public String getFallback() {
return this.fallback;
}
public Object[] getArgs() {
return this.args;
}
}