40 lines
1.8 KiB
Java
40 lines
1.8 KiB
Java
package net.minecraft.world.item.component;
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import com.mojang.serialization.Codec;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import io.netty.buffer.ByteBuf;
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import java.util.List;
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import java.util.stream.Stream;
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import net.minecraft.network.codec.ByteBufCodecs;
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import net.minecraft.network.codec.StreamCodec;
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import net.minecraft.server.network.Filterable;
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public record WritableBookContent(List<Filterable<String>> pages) implements BookContent<String, WritableBookContent> {
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public static final WritableBookContent EMPTY = new WritableBookContent(List.of());
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public static final int PAGE_EDIT_LENGTH = 1024;
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public static final int MAX_PAGES = 100;
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private static final Codec<Filterable<String>> PAGE_CODEC = Filterable.codec(Codec.string(0, 1024));
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public static final Codec<List<Filterable<String>>> PAGES_CODEC = PAGE_CODEC.sizeLimitedListOf(100);
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public static final Codec<WritableBookContent> CODEC = RecordCodecBuilder.create(
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instance -> instance.group(PAGES_CODEC.optionalFieldOf("pages", List.of()).forGetter(WritableBookContent::pages)).apply(instance, WritableBookContent::new)
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);
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public static final StreamCodec<ByteBuf, WritableBookContent> STREAM_CODEC = Filterable.streamCodec(ByteBufCodecs.stringUtf8(1024))
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.apply(ByteBufCodecs.list(100))
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.map(WritableBookContent::new, WritableBookContent::pages);
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public WritableBookContent(List<Filterable<String>> pages) {
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if (pages.size() > 100) {
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throw new IllegalArgumentException("Got " + pages.size() + " pages, but maximum is 100");
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} else {
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this.pages = pages;
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}
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}
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public Stream<String> getPages(boolean filtered) {
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return this.pages.stream().map(filterable -> (String)filterable.get(filtered));
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}
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public WritableBookContent withReplacedPages(List<Filterable<String>> list) {
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return new WritableBookContent(list);
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}
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}
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