mirror of https://github.com/Minestom/Minestom.git
95 lines
3.4 KiB
Java
95 lines
3.4 KiB
Java
package net.minestom.server.network.packet.server.play;
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import net.minestom.server.entity.GameMode;
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import net.minestom.server.network.NetworkBuffer;
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import net.minestom.server.network.packet.server.ServerPacket;
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import net.minestom.server.network.packet.server.ServerPacketIdentifier;
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import net.minestom.server.network.packet.server.play.data.DeathLocation;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import java.util.List;
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import static net.minestom.server.network.NetworkBuffer.*;
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public record JoinGamePacket(
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int entityId, boolean isHardcore, List<String> worlds, int maxPlayers,
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int viewDistance, int simulationDistance, boolean reducedDebugInfo, boolean enableRespawnScreen,
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boolean doLimitedCrafting,
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String dimensionType, String world, long hashedSeed, GameMode gameMode, GameMode previousGameMode,
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boolean isDebug, boolean isFlat, DeathLocation deathLocation, int portalCooldown
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) implements ServerPacket.Play {
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public static final int MAX_WORLDS = Short.MAX_VALUE;
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public JoinGamePacket {
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worlds = List.copyOf(worlds);
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}
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public JoinGamePacket(@NotNull NetworkBuffer reader) {
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this(
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reader.read(INT),
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reader.read(BOOLEAN),
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reader.readCollection(STRING, MAX_WORLDS),
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reader.read(VAR_INT),
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reader.read(VAR_INT),
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reader.read(VAR_INT),
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reader.read(BOOLEAN),
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reader.read(BOOLEAN),
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reader.read(BOOLEAN),
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reader.read(STRING),
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reader.read(STRING),
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reader.read(LONG),
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GameMode.fromId(reader.read(BYTE)),
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getNullableGameMode(reader.read(BYTE)),
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reader.read(BOOLEAN),
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reader.read(BOOLEAN),
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reader.read(DEATH_LOCATION),
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reader.read(VAR_INT)
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);
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}
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@Override
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public void write(@NotNull NetworkBuffer writer) {
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writer.write(INT, entityId);
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writer.write(BOOLEAN, isHardcore);
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writer.writeCollection(STRING, worlds);
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writer.write(VAR_INT, maxPlayers);
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writer.write(VAR_INT, viewDistance);
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writer.write(VAR_INT, simulationDistance);
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writer.write(BOOLEAN, reducedDebugInfo);
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writer.write(BOOLEAN, enableRespawnScreen);
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writer.write(BOOLEAN, doLimitedCrafting);
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writer.write(STRING, dimensionType);
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writer.write(STRING, world);
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writer.write(LONG, hashedSeed);
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writer.write(BYTE, gameMode.id());
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if (previousGameMode != null) {
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writer.write(BYTE, previousGameMode.id());
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} else {
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writer.write(BYTE, (byte) -1);
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}
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writer.write(BOOLEAN, isDebug);
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writer.write(BOOLEAN, isFlat);
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writer.write(DEATH_LOCATION, deathLocation);
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writer.write(VAR_INT, portalCooldown);
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}
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@Override
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public int playId() {
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return ServerPacketIdentifier.JOIN_GAME;
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}
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/**
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* This method exists in lieu of a NetworkBufferType since -1 is only a
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* valid value in this packet and changing behaviour of GameMode.fromId()
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* to be nullable would be too big of a change. Also, game modes are often
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* represented as other data types, including floats.
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*/
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private static @Nullable GameMode getNullableGameMode(final byte id) {
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return id == (byte) -1 ? null : GameMode.fromId(id);
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}
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}
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