214 lines
9.8 KiB
Java
214 lines
9.8 KiB
Java
package us.myles.ViaVersion.protocols.protocol1_17to1_16_4;
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import org.jetbrains.annotations.Nullable;
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import us.myles.ViaVersion.api.data.MappingData;
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import us.myles.ViaVersion.api.data.UserConnection;
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import us.myles.ViaVersion.api.protocol.ClientboundPacketType;
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import us.myles.ViaVersion.api.protocol.Protocol;
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import us.myles.ViaVersion.api.remapper.PacketRemapper;
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import us.myles.ViaVersion.api.rewriters.RegistryType;
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import us.myles.ViaVersion.api.rewriters.SoundRewriter;
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import us.myles.ViaVersion.api.rewriters.StatisticsRewriter;
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import us.myles.ViaVersion.api.rewriters.TagRewriter;
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import us.myles.ViaVersion.api.type.Type;
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import us.myles.ViaVersion.protocols.protocol1_16_2to1_16_1.ClientboundPackets1_16_2;
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import us.myles.ViaVersion.protocols.protocol1_16_2to1_16_1.ServerboundPackets1_16_2;
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import us.myles.ViaVersion.protocols.protocol1_17to1_16_4.metadata.MetadataRewriter1_17To1_16_4;
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import us.myles.ViaVersion.protocols.protocol1_17to1_16_4.packets.EntityPackets;
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import us.myles.ViaVersion.protocols.protocol1_17to1_16_4.packets.InventoryPackets;
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import us.myles.ViaVersion.protocols.protocol1_17to1_16_4.packets.WorldPackets;
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import us.myles.ViaVersion.protocols.protocol1_17to1_16_4.storage.BiomeStorage;
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import us.myles.ViaVersion.protocols.protocol1_17to1_16_4.storage.EntityTracker1_17;
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public class Protocol1_17To1_16_4 extends Protocol<ClientboundPackets1_16_2, ClientboundPackets1_17, ServerboundPackets1_16_2, ServerboundPackets1_16_2> {
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public static final MappingData MAPPINGS = new MappingData("1.16.2", "1.17", true);
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private static final String[] NEW_GAME_EVENT_TAGS = {"minecraft:ignore_vibrations_sneaking", "minecraft:vibrations"};
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private TagRewriter tagRewriter;
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public Protocol1_17To1_16_4() {
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super(ClientboundPackets1_16_2.class, ClientboundPackets1_17.class, ServerboundPackets1_16_2.class, ServerboundPackets1_16_2.class);
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}
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@Override
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protected void registerPackets() {
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new MetadataRewriter1_17To1_16_4(this);
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EntityPackets.register(this);
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InventoryPackets.register(this);
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WorldPackets.register(this);
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tagRewriter = new TagRewriter(this, null);
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registerOutgoing(ClientboundPackets1_16_2.TAGS, new PacketRemapper() {
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@Override
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public void registerMap() {
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handler(wrapper -> {
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// Tags are now generically written with resource location - 5 different Vanilla types
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wrapper.write(Type.VAR_INT, 5);
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for (RegistryType type : RegistryType.getValues()) {
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// Prefix with resource location
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wrapper.write(Type.STRING, type.getResourceLocation());
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// Id conversion
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tagRewriter.handle(wrapper, tagRewriter.getRewriter(type), tagRewriter.getNewTags(type));
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// Stop iterating after entity types
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if (type == RegistryType.ENTITY) {
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break;
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}
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}
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// New Game Event tags type
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wrapper.write(Type.STRING, RegistryType.GAME_EVENT.getResourceLocation());
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wrapper.write(Type.VAR_INT, NEW_GAME_EVENT_TAGS.length);
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for (String tag : NEW_GAME_EVENT_TAGS) {
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wrapper.write(Type.STRING, tag);
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wrapper.write(Type.VAR_INT_ARRAY_PRIMITIVE, new int[0]);
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}
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});
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}
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});
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new StatisticsRewriter(this, null).register(ClientboundPackets1_16_2.STATISTICS);
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SoundRewriter soundRewriter = new SoundRewriter(this);
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soundRewriter.registerSound(ClientboundPackets1_16_2.SOUND);
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soundRewriter.registerSound(ClientboundPackets1_16_2.ENTITY_SOUND);
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registerOutgoing(ClientboundPackets1_16_2.RESOURCE_PACK, new PacketRemapper() {
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@Override
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public void registerMap() {
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handler(wrapper -> {
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wrapper.passthrough(Type.STRING);
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wrapper.passthrough(Type.STRING);
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wrapper.write(Type.BOOLEAN, false); // Required
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});
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}
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});
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registerOutgoing(ClientboundPackets1_16_2.MAP_DATA, new PacketRemapper() {
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@Override
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public void registerMap() {
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handler(wrapper -> {
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wrapper.passthrough(Type.VAR_INT);
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wrapper.passthrough(Type.BYTE);
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wrapper.read(Type.BOOLEAN); // Tracking position removed
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wrapper.passthrough(Type.BOOLEAN);
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int size = wrapper.read(Type.VAR_INT);
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// Write whether markers exists or not
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if (size != 0) {
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wrapper.write(Type.BOOLEAN, true);
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wrapper.write(Type.VAR_INT, size);
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} else {
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wrapper.write(Type.BOOLEAN, false);
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}
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});
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}
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});
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registerOutgoing(ClientboundPackets1_16_2.TITLE, null, new PacketRemapper() {
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@Override
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public void registerMap() {
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handler(wrapper -> {
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// Title packet actions have been split into individual packets (the content hasn't changed)
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int type = wrapper.read(Type.VAR_INT);
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ClientboundPacketType packetType;
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switch (type) {
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case 0:
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packetType = ClientboundPackets1_17.TITLE_TEXT;
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break;
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case 1:
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packetType = ClientboundPackets1_17.TITLE_SUBTITLE;
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break;
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case 2:
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packetType = ClientboundPackets1_17.ACTIONBAR;
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break;
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case 3:
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packetType = ClientboundPackets1_17.TITLE_TIMES;
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break;
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case 4:
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packetType = ClientboundPackets1_17.CLEAR_TITLES;
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wrapper.write(Type.BOOLEAN, false); // Reset times
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break;
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case 5:
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packetType = ClientboundPackets1_17.CLEAR_TITLES;
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wrapper.write(Type.BOOLEAN, true); // Reset times
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break;
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default:
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throw new IllegalArgumentException("Invalid title type received: " + type);
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}
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wrapper.setId(packetType.ordinal());
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});
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}
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});
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registerOutgoing(ClientboundPackets1_16_2.EXPLOSION, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.FLOAT); // X
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map(Type.FLOAT); // Y
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map(Type.FLOAT); // Z
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handler(wrapper -> {
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// Collection length is now a var int
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wrapper.write(Type.VAR_INT, wrapper.read(Type.INT));
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});
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}
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});
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registerOutgoing(ClientboundPackets1_16_2.SPAWN_POSITION, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.POSITION1_14);
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handler(wrapper -> {
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// Angle (which Mojang just forgot to write to the buffer, lol)
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wrapper.write(Type.FLOAT, 0f);
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});
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}
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});
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registerIncoming(ServerboundPackets1_16_2.CLIENT_SETTINGS, new PacketRemapper() {
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@Override
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public void registerMap() {
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map(Type.STRING); // Locale
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map(Type.BYTE); // View distance
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map(Type.VAR_INT); // Chat mode
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map(Type.BOOLEAN); // Chat colors
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map(Type.UNSIGNED_BYTE); // Chat flags
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map(Type.VAR_INT); // Main hand
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handler(wrapper -> {
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wrapper.read(Type.BOOLEAN); // Text filtering
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});
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}
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});
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}
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@Override
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protected void onMappingDataLoaded() {
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tagRewriter.addEmptyTags(RegistryType.ITEM, "minecraft:candles", "minecraft:ignored_by_piglin_babies", "minecraft:piglin_food", "minecraft:freeze_immune_wearables",
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"minecraft:axolotl_tempt_items", "minecraft:occludes_vibration_signals",
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"minecraft:diamond_ores", "minecraft:iron_ores", "minecraft:lapis_ores", "minecraft:redstone_ores");
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tagRewriter.addEmptyTags(RegistryType.BLOCK, "minecraft:crystal_sound_blocks", "minecraft:candle_cakes", "minecraft:candles",
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"minecraft:snow_step_sound_blocks", "minecraft:inside_step_sound_blocks", "minecraft:occludes_vibration_signals", "minecraft:dripstone_replaceable_blocks",
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"minecraft:azalea_log_replaceable", "minecraft:cave_vines", "minecraft:lush_plants_replaceable", "minecraft:deepslate_ore_replaceables",
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"minecraft:diamond_ores", "minecraft:iron_ores", "minecraft:lapis_ores", "minecraft:redstone_ores", "minecraft:stone_ore_replaceables");
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tagRewriter.addEmptyTags(RegistryType.ENTITY, "minecraft:powder_snow_walkable_mobs", "minecraft:axolotl_always_hostiles", "minecraft:axolotl_tempted_hostiles");
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tagRewriter.addTag(RegistryType.BLOCK, "minecraft:cauldrons", 261);
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tagRewriter.addTag(RegistryType.ITEM, "minecraft:fox_food", 948);
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}
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@Override
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public void init(UserConnection user) {
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user.put(new BiomeStorage(user));
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user.put(new EntityTracker1_17(user));
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}
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@Override
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@Nullable
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public MappingData getMappingData() {
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return MAPPINGS;
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}
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}
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