1 files changed, 191 insertions, 103 deletions
diff --git a/patches/server/0420-initial-work-on-native-Adventure-codecs.patch b/patches/server/0420-initial-work-on-native-Adventure-codecs.patch
index c0f5b8e3a9..c211c454d5 100644
--- a/patches/server/0420-initial-work-on-native-Adventure-codecs.patch
+++ b/patches/server/0420-initial-work-on-native-Adventure-codecs.patch
@@ -11,27 +11,35 @@ public net.minecraft.network.chat.contents.TranslatableContents filterAllowedArg
 
 diff --git a/src/main/java/io/papermc/paper/adventure/AdventureCodecs.java b/src/main/java/io/papermc/paper/adventure/AdventureCodecs.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..db13894e2710b933f69f3adaa7e728461e3cf049
+index 0000000000000000000000000000000000000000..1a13bf3b79b2d11e4ce6cc46eff65fe81a05a1ad
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/adventure/AdventureCodecs.java
-@@ -0,0 +1,277 @@
+@@ -0,0 +1,365 @@
 +package io.papermc.paper.adventure;
 +
++import com.google.common.base.Suppliers;
 +import com.mojang.datafixers.util.Either;
 +import com.mojang.serialization.Codec;
 +import com.mojang.serialization.DataResult;
++import com.mojang.serialization.DynamicOps;
 +import com.mojang.serialization.MapCodec;
++import com.mojang.serialization.MapLike;
++import com.mojang.serialization.RecordBuilder;
 +import com.mojang.serialization.codecs.RecordCodecBuilder;
 +import java.io.IOException;
 +import java.util.Collections;
 +import java.util.List;
++import java.util.Locale;
 +import java.util.Optional;
 +import java.util.function.Consumer;
 +import java.util.function.Function;
++import java.util.function.Supplier;
++import java.util.stream.Stream;
 +import net.kyori.adventure.key.Key;
 +import net.kyori.adventure.text.Component;
 +import net.kyori.adventure.text.KeybindComponent;
 +import net.kyori.adventure.text.ScoreComponent;
++import net.kyori.adventure.text.SelectorComponent;
 +import net.kyori.adventure.text.TextComponent;
 +import net.kyori.adventure.text.TranslatableComponent;
 +import net.kyori.adventure.text.event.ClickEvent;
@@ -40,6 +48,7 @@ index 0000000000000000000000000000000000000000..db13894e2710b933f69f3adaa7e72846
 +import net.kyori.adventure.text.format.Style;
 +import net.kyori.adventure.text.format.TextColor;
 +import net.kyori.adventure.text.format.TextDecoration;
++import net.kyori.adventure.translation.GlobalTranslator;
 +import net.minecraft.core.UUIDUtil;
 +import net.minecraft.core.registries.BuiltInRegistries;
 +import net.minecraft.nbt.CompoundTag;
@@ -56,14 +65,16 @@ index 0000000000000000000000000000000000000000..db13894e2710b933f69f3adaa7e72846
 +import org.checkerframework.framework.qual.DefaultQualifier;
 +import org.intellij.lang.annotations.Subst;
 +
-+import static java.util.Objects.requireNonNull;
 +import static net.kyori.adventure.text.Component.text;
 +import static net.minecraft.util.ExtraCodecs.strictOptionalField;
 +
 +@DefaultQualifier(NonNull.class)
 +public final class AdventureCodecs {
 +
-+    public static final Codec<Component> COMPONENT_CODEC = ExtraCodecs.recursive("adventure Component", AdventureCodecs::createCodec);
++    private static final MapCodec<Component> COMPONENT_MAP_CODEC = new RecursiveMapCodec<>("adventure Component", c -> createCodec(c, false));
++    public static final Codec<Component> COMPONENT_CODEC = indirectCodec(COMPONENT_MAP_CODEC.codec());
++    private static final MapCodec<Component> RENDERING_COMPONENT_MAP_CODEC = new RecursiveMapCodec<>("rendering adventure Component", c -> createCodec(c, true));
++    public static final Codec<Component> RENDERING_COMPONENT_CODEC = indirectCodec(RENDERING_COMPONENT_MAP_CODEC.codec());
 +
 +    private static final Codec<TextColor> TEXT_COLOR_CODEC = Codec.STRING.comapFlatMap(s -> {
 +        if (s.startsWith("#")) {
@@ -96,40 +107,44 @@ index 0000000000000000000000000000000000000000..db13894e2710b933f69f3adaa7e72846
 +        ).apply(instance, ClickEvent::clickEvent);
 +    });
 +
-+    private static final Codec<HoverEvent.ShowEntity> SHOW_ENTITY_CODEC = RecordCodecBuilder.create((instance) -> {
-+        return instance.group(
-+            KEY_CODEC.fieldOf("type").forGetter(HoverEvent.ShowEntity::type),
-+            UUIDUtil.LENIENT_CODEC.fieldOf("id").forGetter(HoverEvent.ShowEntity::id),
-+            strictOptionalField(COMPONENT_CODEC, "name").forGetter(he -> Optional.ofNullable(he.name()))
-+        ).apply(instance, (key, uuid, component) -> {
-+            return HoverEvent.ShowEntity.showEntity(key, uuid, component.orElse(null));
++    private static Codec<HoverEvent.ShowEntity> showEntityCodec(final Codec<Component> componentCodec) {
++        return RecordCodecBuilder.create((instance) -> {
++            return instance.group(
++                KEY_CODEC.fieldOf("type").forGetter(HoverEvent.ShowEntity::type),
++                UUIDUtil.LENIENT_CODEC.fieldOf("id").forGetter(HoverEvent.ShowEntity::id),
++                strictOptionalField(componentCodec, "name").forGetter(he -> Optional.ofNullable(he.name()))
++            ).apply(instance, (key, uuid, component) -> {
++                return HoverEvent.ShowEntity.showEntity(key, uuid, component.orElse(null));
++            });
 +        });
-+    });
++    }
 +
-+    private static final Codec<HoverEvent.ShowItem> SHOW_ITEM_CODEC = net.minecraft.network.chat.HoverEvent.ItemStackInfo.CODEC.xmap(isi -> {
-+        @Subst("key") final String typeKey = BuiltInRegistries.ITEM.getKey(isi.item).toString();
-+        return HoverEvent.ShowItem.showItem(Key.key(typeKey), isi.count, PaperAdventure.asBinaryTagHolder(isi.tag.orElse(null)));
-+    }, si -> {
-+        final Item itemType = BuiltInRegistries.ITEM.get(PaperAdventure.asVanilla(si.item()));
-+        final ItemStack stack;
-+        try {
-+            final @Nullable CompoundTag tag = si.nbt() != null ? si.nbt().get(PaperAdventure.NBT_CODEC) : null;
-+            stack = new ItemStack(BuiltInRegistries.ITEM.wrapAsHolder(itemType), si.count(), Optional.ofNullable(tag));
-+        } catch (IOException e) {
-+            throw new RuntimeException(e);
-+        }
-+        return new net.minecraft.network.chat.HoverEvent.ItemStackInfo(stack);
-+    });
++    private static Codec<HoverEvent.ShowItem> showItemCodec(final Codec<Component> componentCodec) {
++        return net.minecraft.network.chat.HoverEvent.ItemStackInfo.CODEC.xmap(isi -> {
++            @Subst("key") final String typeKey = BuiltInRegistries.ITEM.getKey(isi.item).toString();
++            return HoverEvent.ShowItem.showItem(Key.key(typeKey), isi.count, PaperAdventure.asBinaryTagHolder(isi.tag.orElse(null)));
++        }, si -> {
++            final Item itemType = BuiltInRegistries.ITEM.get(PaperAdventure.asVanilla(si.item()));
++            final ItemStack stack;
++            try {
++                final @Nullable CompoundTag tag = si.nbt() != null ? si.nbt().get(PaperAdventure.NBT_CODEC) : null;
++                stack = new ItemStack(BuiltInRegistries.ITEM.wrapAsHolder(itemType), si.count(), Optional.ofNullable(tag));
++            } catch (IOException e) {
++                throw new RuntimeException(e);
++            }
++            return new net.minecraft.network.chat.HoverEvent.ItemStackInfo(stack);
++        });
++    }
 +
 +    // TODO legacies
-+    private static final HoverEventType<HoverEvent.ShowEntity> SHOW_ENTITY_HOVER_EVENT_TYPE = new HoverEventType<>(SHOW_ENTITY_CODEC, HoverEvent.Action.SHOW_ENTITY, "show_entity");
-+    private static final HoverEventType<HoverEvent.ShowItem> SHOW_ITEM_HOVER_EVENT_TYPE = new HoverEventType<>(SHOW_ITEM_CODEC, HoverEvent.Action.SHOW_ITEM, "show_item");
-+    private static final HoverEventType<Component> SHOW_TEXT_HOVER_EVENT_TYPE = new HoverEventType<>(COMPONENT_CODEC, HoverEvent.Action.SHOW_TEXT, "show_text");
++    private static final HoverEventType<HoverEvent.ShowEntity> SHOW_ENTITY_HOVER_EVENT_TYPE = new HoverEventType<>(AdventureCodecs::showEntityCodec, HoverEvent.Action.SHOW_ENTITY, "show_entity");
++    private static final HoverEventType<HoverEvent.ShowItem> SHOW_ITEM_HOVER_EVENT_TYPE = new HoverEventType<>(AdventureCodecs::showItemCodec, HoverEvent.Action.SHOW_ITEM, "show_item");
++    private static final HoverEventType<Component> SHOW_TEXT_HOVER_EVENT_TYPE = new HoverEventType<>(Function.identity(), HoverEvent.Action.SHOW_TEXT, "show_text");
 +    private static final Codec<HoverEventType<?>> HOVER_EVENT_TYPE_CODEC = StringRepresentable.fromValues(() -> new HoverEventType<?>[]{ SHOW_ENTITY_HOVER_EVENT_TYPE, SHOW_ITEM_HOVER_EVENT_TYPE, SHOW_TEXT_HOVER_EVENT_TYPE });
 +
-+    private record HoverEventType<V>(Codec<HoverEvent<V>> codec, String id) implements StringRepresentable {
-+        private HoverEventType(final Codec<V> contentCodec, final HoverEvent.Action<V> action, final String id) {
-+            this(contentCodec.xmap(v -> {
++    private record HoverEventType<V>(Function<Codec<Component>, Codec<HoverEvent<V>>> codec, String id) implements StringRepresentable {
++        private HoverEventType(final Function<Codec<Component>, Codec<V>> contentCodec, final HoverEvent.Action<V> action, final String id) {
++            this(cc -> contentCodec.apply(cc).xmap(v -> {
 +                return HoverEvent.hoverEvent(action, v);
 +            }, HoverEvent::value), id);
 +        }
@@ -139,30 +154,33 @@ index 0000000000000000000000000000000000000000..db13894e2710b933f69f3adaa7e72846
 +        }
 +    }
 +
-+    private static final MapCodec<HoverEvent<?>> HOVER_EVENT_MAP_CODEC = HOVER_EVENT_TYPE_CODEC.dispatchMap("action", he -> {
-+        if (he.action() == HoverEvent.Action.SHOW_ENTITY) {
-+            return SHOW_ENTITY_HOVER_EVENT_TYPE;
-+        } else if (he.action() == HoverEvent.Action.SHOW_ITEM) {
-+            return SHOW_ITEM_HOVER_EVENT_TYPE;
-+        } else if (he.action() == HoverEvent.Action.SHOW_TEXT) {
-+            return SHOW_TEXT_HOVER_EVENT_TYPE;
-+        } else {
-+            throw new IllegalStateException();
-+        }
-+    }, HoverEventType::codec);
++    private static MapCodec<HoverEvent<?>> hoverEventMapCodec(final Codec<Component> componentCodec) {
++        return HOVER_EVENT_TYPE_CODEC.dispatchMap("action", he -> {
++            if (he.action() == HoverEvent.Action.SHOW_ENTITY) {
++                return SHOW_ENTITY_HOVER_EVENT_TYPE;
++            } else if (he.action() == HoverEvent.Action.SHOW_ITEM) {
++                return SHOW_ITEM_HOVER_EVENT_TYPE;
++            } else if (he.action() == HoverEvent.Action.SHOW_TEXT) {
++                return SHOW_TEXT_HOVER_EVENT_TYPE;
++            } else {
++                throw new IllegalStateException();
++            }
++        }, het -> het.codec.apply(componentCodec));
++    }
 +
-+    public static final MapCodec<Style> STYLE_CODEC = RecordCodecBuilder.mapCodec((instance) -> {
-+        return instance.group(
-+            strictOptionalField(TEXT_COLOR_CODEC, "color").forGetter(styleGetter(Style::color)),
-+            strictOptionalField(Codec.BOOL, "bold").forGetter(decorationGetter(TextDecoration.BOLD)),
-+            strictOptionalField(Codec.BOOL, "italic").forGetter(decorationGetter(TextDecoration.ITALIC)),
-+            strictOptionalField(Codec.BOOL, "underlined").forGetter(decorationGetter(TextDecoration.UNDERLINED)),
-+            strictOptionalField(Codec.BOOL, "strikethrough").forGetter(decorationGetter(TextDecoration.STRIKETHROUGH)),
-+            strictOptionalField(Codec.BOOL, "obfuscated").forGetter(decorationGetter(TextDecoration.OBFUSCATED)),
-+            strictOptionalField(CLICK_EVENT_CODEC, "clickEvent").forGetter(styleGetter(Style::clickEvent)),
-+            strictOptionalField(HOVER_EVENT_MAP_CODEC.codec(), "hoverEvent").forGetter(styleGetter(Style::hoverEvent)),
-+            strictOptionalField(Codec.STRING, "insertion").forGetter(styleGetter(Style::insertion)),
-+            strictOptionalField(KEY_CODEC, "font").forGetter(styleGetter(Style::font))
++    public static MapCodec<Style> styleCodec(final Codec<Component> componentCodec) {
++        return RecordCodecBuilder.mapCodec((instance) -> {
++            return instance.group(
++                strictOptionalField(TEXT_COLOR_CODEC, "color").forGetter(nullableGetter(Style::color)),
++                strictOptionalField(Codec.BOOL, "bold").forGetter(decorationGetter(TextDecoration.BOLD)),
++                strictOptionalField(Codec.BOOL, "italic").forGetter(decorationGetter(TextDecoration.ITALIC)),
++                strictOptionalField(Codec.BOOL, "underlined").forGetter(decorationGetter(TextDecoration.UNDERLINED)),
++                strictOptionalField(Codec.BOOL, "strikethrough").forGetter(decorationGetter(TextDecoration.STRIKETHROUGH)),
++                strictOptionalField(Codec.BOOL, "obfuscated").forGetter(decorationGetter(TextDecoration.OBFUSCATED)),
++                strictOptionalField(CLICK_EVENT_CODEC, "clickEvent").forGetter(nullableGetter(Style::clickEvent)),
++                strictOptionalField(hoverEventMapCodec(componentCodec).codec(), "hoverEvent").forGetter(nullableGetter(Style::hoverEvent)),
++                strictOptionalField(Codec.STRING, "insertion").forGetter(nullableGetter(Style::insertion)),
++                strictOptionalField(KEY_CODEC, "font").forGetter(nullableGetter(Style::font))
 +            ).apply(instance, (textColor, bold, italic, underlined, strikethrough, obfuscated, clickEvent, hoverEvent, insertion, font) -> {
 +                return Style.style(builder -> {
 +                    textColor.ifPresent(builder::color);
@@ -176,8 +194,9 @@ index 0000000000000000000000000000000000000000..db13894e2710b933f69f3adaa7e72846
 +                    insertion.ifPresent(builder::insertion);
 +                    font.ifPresent(builder::font);
 +                });
++            });
 +        });
-+    });
++    }
 +    private static Consumer<Boolean> styleBooleanConsumer(final Style.Builder builder, final TextDecoration decoration) {
 +        return b -> builder.decoration(decoration, b);
 +    }
@@ -186,7 +205,7 @@ index 0000000000000000000000000000000000000000..db13894e2710b933f69f3adaa7e72846
 +        return style -> Optional.ofNullable(style.decoration(decoration) == TextDecoration.State.NOT_SET ? null : style.decoration(decoration) == TextDecoration.State.TRUE);
 +    }
 +
-+    private static <T> Function<Style, Optional<T>> styleGetter(final Function<Style, @Nullable T> getter) {
++    private static <R, T> Function<R, Optional<T>> nullableGetter(final Function<R, @Nullable T> getter) {
 +        return style -> Optional.ofNullable(getter.apply(style));
 +    }
 +
@@ -194,78 +213,116 @@ index 0000000000000000000000000000000000000000..db13894e2710b933f69f3adaa7e72846
 +        return instance.group(Codec.STRING.fieldOf("text").forGetter(TextComponent::content)).apply(instance, Component::text);
 +    });
 +    private static final Codec<Object> PRIMITIVE_ARG_CODEC = ExtraCodecs.validate(ExtraCodecs.JAVA, TranslatableContents::filterAllowedArguments);
-+    private static final Codec<Component> ARG_CODEC = Codec.either(PRIMITIVE_ARG_CODEC, COMPONENT_CODEC).xmap((either) -> {
-+        return either.map((object) -> {
-+            if (object instanceof Integer integer) {
-+                return text(integer);
-+            } else if (object instanceof Long l) {
-+                return text(l);
-+            } else if (object instanceof String s) {
-+                return text(s);
-+            } else if (object instanceof Boolean bool) {
-+                return text(bool);
-+            } else if (object instanceof Float f) {
-+                return text(f);
-+            } else if (object instanceof Double d) {
-+                return text(d);
-+            } else if (object instanceof Short s) {
-+                return text(s);
-+            } else {
-+                throw new IllegalStateException();
-+            }
-+        }, (text) -> text);
-+    }, Either::right);
-+    private static final MapCodec<TranslatableComponent> TRANSLATABLE_COMPONENT_CODEC = RecordCodecBuilder.mapCodec((instance) -> {
-+        return instance.group(
-+            Codec.STRING.fieldOf("translate").forGetter(TranslatableComponent::key),
-+            Codec.STRING.fieldOf("fallback").forGetter(TranslatableComponent::fallback),
-+            strictOptionalField(ARG_CODEC.listOf(), "with").forGetter(c -> c.args().isEmpty() ? Optional.empty() : Optional.of(c.args()))
-+        ).apply(instance, (key, fallback, components) -> {
-+            return Component.translatable(key, components.orElse(Collections.emptyList())).fallback(fallback);
++    private static Codec<Component> argCodec(final Codec<Component> componentCodec) {
++        return Codec.either(PRIMITIVE_ARG_CODEC, componentCodec).xmap((either) -> {
++            return either.map((object) -> {
++                if (object instanceof final Integer integer) {
++                    return text(integer);
++                } else if (object instanceof final Long l) {
++                    return text(l);
++                } else if (object instanceof final String s) {
++                    return text(s);
++                } else if (object instanceof final Boolean bool) {
++                    return text(bool);
++                } else if (object instanceof final Float f) {
++                    return text(f);
++                } else if (object instanceof final Double d) {
++                    return text(d);
++                } else if (object instanceof final Short s) {
++                    return text(s);
++                } else {
++                    throw new IllegalStateException();
++                }
++            }, (text) -> text);
++        }, Either::right);
++    }
++    private static MapCodec<TranslatableComponent> translatableComponentCodec(final Codec<Component> componentCodec) {
++        return RecordCodecBuilder.mapCodec((instance) -> {
++            return instance.group(
++                Codec.STRING.fieldOf("translate").forGetter(TranslatableComponent::key),
++                Codec.STRING.optionalFieldOf("fallback").forGetter(nullableGetter(TranslatableComponent::fallback)),
++                strictOptionalField(argCodec(componentCodec).listOf(), "with").forGetter(c -> c.args().isEmpty() ? Optional.empty() : Optional.of(c.args()))
++            ).apply(instance, (key, fallback, components) -> {
++                return Component.translatable(key, components.orElse(Collections.emptyList())).fallback(fallback.orElse(null));
++            });
 +        });
-+    });
++    }
++    private static MapCodec<TranslatableComponent> renderingTranslatableComponentCodec(final Codec<Component> componentCodec) {
++        return new MapCodec<>() {
++            @Override
++            public <T> Stream<T> keys(final DynamicOps<T> ops) {
++                return COMPONENT_MAP_CODEC.keys(ops);
++            }
++
++            @Override
++            public <T> DataResult<TranslatableComponent> decode(final DynamicOps<T> ops, final MapLike<T> input) {
++                return DataResult.error(() -> "Cannot decode using the rendering translatable component codec");
++            }
++
++            @Override
++            public <T> RecordBuilder<T> encode(final TranslatableComponent input, final DynamicOps<T> ops, final RecordBuilder<T> prefix) {
++                final Component rendered = GlobalTranslator.render(input, Locale.US); // TODO get player's locale somehow
++                return COMPONENT_MAP_CODEC.encode(rendered, ops, prefix); // all render-able translatables should be gone, safe to use the non-rendering codec
++            }
++        };
++    }
 +    private static final MapCodec<KeybindComponent> KEYBIND_COMPONENT_CODEC = KeybindContents.CODEC.xmap(k -> Component.keybind(k.getName()), k -> new KeybindContents(k.keybind()));
 +    private static final MapCodec<ScoreComponent> SCORE_COMPONENT_CODEC = ScoreContents.INNER_CODEC.xmap(s -> Component.score(s.getName(), s.getObjective()), s -> new ScoreContents(s.name(), s.objective()));
++    private static MapCodec<SelectorComponent> selectorComponentCodec(final Codec<Component> componentCodec) {
++        return RecordCodecBuilder.mapCodec((instance) -> {
++            return instance.group(
++                Codec.STRING.fieldOf("selector").forGetter(SelectorComponent::pattern),
++                strictOptionalField(componentCodec, "separator").forGetter(nullableGetter(SelectorComponent::separator))
++            ).apply(instance, (selector, component) -> Component.selector(selector, component.orElse(null)));
++        });
++    }
 +
-+    private record ComponentType<C extends Component>(MapCodec<C> codec, String id) implements StringRepresentable {
++    private record ComponentType<C extends Component>(Function<Codec<Component>, MapCodec<C>> codec, String id) implements StringRepresentable {
 +        @Override
 +        public String getSerializedName() {
 +            return this.id;
 +        }
 +    }
 +
-+    private static final ComponentType<TextComponent> PLAIN = new ComponentType<>(TEXT_COMPONENT_CODEC, "text");
-+    private static final ComponentType<TranslatableComponent> TRANSLATABLE = new ComponentType<>(TRANSLATABLE_COMPONENT_CODEC, "translatable");
-+    private static final ComponentType<ScoreComponent> SCORE = new ComponentType<>(SCORE_COMPONENT_CODEC, "score");
-+    private static final ComponentType<KeybindComponent> KEYBIND = new ComponentType<>(KEYBIND_COMPONENT_CODEC, "keybind");
++    private static final ComponentType<TextComponent> PLAIN = new ComponentType<>($ -> TEXT_COMPONENT_CODEC, "text");
++    private static final ComponentType<TranslatableComponent> TRANSLATABLE = new ComponentType<>(AdventureCodecs::translatableComponentCodec, "translatable");
++    private static final ComponentType<TranslatableComponent> RENDERING_TRANSLATABLE = new ComponentType<>(AdventureCodecs::renderingTranslatableComponentCodec, "translatable");
++    private static final ComponentType<KeybindComponent> KEYBIND = new ComponentType<>($ -> KEYBIND_COMPONENT_CODEC, "keybind");
++    private static final ComponentType<ScoreComponent> SCORE = new ComponentType<>($ -> SCORE_COMPONENT_CODEC, "score");
++    private static final ComponentType<SelectorComponent> SELECTOR = new ComponentType<>(AdventureCodecs::selectorComponentCodec, "selector");
 +
-+    private static Codec<Component> createCodec(final Codec<Component> selfCodec) {
-+        final ComponentType<?>[] types = new ComponentType<?>[]{PLAIN, TRANSLATABLE, SCORE};
-+        final MapCodec<Component> legacyCodec = ComponentSerialization.createLegacyComponentMatcher(types, ComponentType::codec, component -> {
++    private static MapCodec<Component> createCodec(final Codec<Component> selfCodec, final boolean renderTranslatables) {
++        final ComponentType<?>[] types = new ComponentType<?>[]{PLAIN, TRANSLATABLE, KEYBIND, SCORE};
++        final MapCodec<Component> legacyCodec = ComponentSerialization.createLegacyComponentMatcher(types, ct -> ct.codec().apply(selfCodec), component -> {
 +            if (component instanceof TextComponent) {
 +                return PLAIN;
 +            } else if (component instanceof TranslatableComponent) {
-+                return TRANSLATABLE;
++                return renderTranslatables ? RENDERING_TRANSLATABLE : TRANSLATABLE;
 +            } else if (component instanceof KeybindComponent) {
 +                return KEYBIND;
 +            } else if (component instanceof ScoreComponent) {
 +                return SCORE;
++            } else if (component instanceof SelectorComponent) {
++                return SELECTOR;
 +            } else {
 +                throw new IllegalStateException();
 +            }
 +        }, "type");
 +
-+        final Codec<Component> codec = RecordCodecBuilder.create((instance) -> {
-+            return instance.group(legacyCodec.forGetter(Function.identity()), ExtraCodecs.strictOptionalField(ExtraCodecs.nonEmptyList(selfCodec.listOf()), "extra", List.of()).forGetter(Component::children), STYLE_CODEC.forGetter(Component::style)).apply(instance, (component, children, style) -> {
++        return RecordCodecBuilder.mapCodec((instance) -> {
++            return instance.group(
++                legacyCodec.forGetter(Function.identity()),
++                strictOptionalField(ExtraCodecs.nonEmptyList(selfCodec.listOf()), "extra", List.of()).forGetter(Component::children),
++                styleCodec(selfCodec).forGetter(Component::style)
++            ).apply(instance, (component, children, style) -> {
 +                return component.style(style).children(children);
 +            });
 +        });
-+        return Codec.either(Codec.either(Codec.STRING, ExtraCodecs.nonEmptyList(selfCodec.listOf())), codec).xmap((either) -> {
-+            return either.map((either2) -> {
-+                return either2.map(Component::text, AdventureCodecs::createFromList);
-+            }, (text) -> {
-+                return text;
-+            });
++    }
++
++    private static Codec<Component> indirectCodec(final Codec<Component> selfCodec) {
++        return Codec.either(Codec.either(Codec.STRING, ExtraCodecs.nonEmptyList(selfCodec.listOf())), selfCodec).xmap((stringOrListOrComponent) -> {
++            return stringOrListOrComponent.map((stringOrList) -> stringOrList.map(Component::text, AdventureCodecs::createFromList), Function.identity());
 +        }, (text) -> {
 +            final @Nullable String string = tryCollapseToString(text);
 +            return string != null ? Either.left(Either.left(string)) : Either.right(text);
@@ -289,6 +346,37 @@ index 0000000000000000000000000000000000000000..db13894e2710b933f69f3adaa7e72846
 +        return component;
 +    }
 +
++    static class RecursiveMapCodec<T> extends MapCodec<T> {
++
++        private final String name;
++        private final Supplier<MapCodec<T>> wrapped;
++
++        RecursiveMapCodec(final String name, final Function<Codec<T>, MapCodec<T>> factory) {
++            this.name = name;
++            this.wrapped = Suppliers.memoize(() -> factory.apply(this.codec()));
++        }
++
++        @Override
++        public <T1> Stream<T1> keys(final DynamicOps<T1> ops) {
++            return this.wrapped.get().keys(ops);
++        }
++
++        @Override
++        public <T1> DataResult<T> decode(final DynamicOps<T1> ops, final MapLike<T1> input) {
++            return this.wrapped.get().decode(ops, input);
++        }
++
++        @Override
++        public <T1> RecordBuilder<T1> encode(final T input, final DynamicOps<T1> ops, final RecordBuilder<T1> prefix) {
++            return this.wrapped.get().encode(input, ops, prefix);
++        }
++
++        @Override
++        public String toString() {
++            return "RecursiveMapCodec[" + this.name + "]";
++        }
++    }
++
 +    private AdventureCodecs() {
 +    }
 +}