package net.minecraft.network.protocol.common;

import io.netty.buffer.ByteBuf;
import java.util.Optional;
import java.util.UUID;
import net.minecraft.core.UUIDUtil;
import net.minecraft.network.chat.Component;
import net.minecraft.network.chat.ComponentSerialization;
import net.minecraft.network.codec.ByteBufCodecs;
import net.minecraft.network.codec.StreamCodec;
import net.minecraft.network.protocol.Packet;
import net.minecraft.network.protocol.PacketType;

public record ClientboundResourcePackPushPacket(UUID id, String url, String hash, boolean required, Optional<Component> prompt)
	implements Packet<ClientCommonPacketListener> {
	public static final int MAX_HASH_LENGTH = 40;
	public static final StreamCodec<ByteBuf, ClientboundResourcePackPushPacket> STREAM_CODEC = StreamCodec.composite(
		UUIDUtil.STREAM_CODEC,
		ClientboundResourcePackPushPacket::id,
		ByteBufCodecs.STRING_UTF8,
		ClientboundResourcePackPushPacket::url,
		ByteBufCodecs.stringUtf8(40),
		ClientboundResourcePackPushPacket::hash,
		ByteBufCodecs.BOOL,
		ClientboundResourcePackPushPacket::required,
		ComponentSerialization.TRUSTED_CONTEXT_FREE_STREAM_CODEC.apply(ByteBufCodecs::optional),
		ClientboundResourcePackPushPacket::prompt,
		ClientboundResourcePackPushPacket::new
	);

	public ClientboundResourcePackPushPacket(UUID id, String url, String hash, boolean required, Optional<Component> prompt) {
		if (hash.length() > 40) {
			throw new IllegalArgumentException("Hash is too long (max 40, was " + hash.length() + ")");
		} else {
			this.id = id;
			this.url = url;
			this.hash = hash;
			this.required = required;
			this.prompt = prompt;
		}
	}

	@Override
	public PacketType<ClientboundResourcePackPushPacket> type() {
		return CommonPacketTypes.CLIENTBOUND_RESOURCE_PACK_PUSH;
	}

	/**
	 * Passes this Packet on to the PacketListener for processing.
	 */
	public void handle(ClientCommonPacketListener handler) {
		handler.handleResourcePackPush(this);
	}
}