MixinWorldServer.java

/*
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 * Copyright (c) SpongePowered <https://www.spongepowered.org>
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package org.spongepowered.server.mixin.core.world;

import net.minecraft.network.Packet;
import net.minecraft.profiler.Profiler;
import net.minecraft.server.management.PlayerList;
import net.minecraft.world.DimensionType;
import net.minecraft.world.World;
import net.minecraft.world.WorldProvider;
import net.minecraft.world.WorldServer;
import net.minecraft.world.storage.ISaveHandler;
import net.minecraft.world.storage.WorldInfo;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Redirect;
import org.spongepowered.common.interfaces.world.IMixinWorldInfo;

@Mixin(WorldServer.class)
public abstract class MixinWorldServer extends World {

    private MixinWorldServer(ISaveHandler saveHandlerIn, WorldInfo info, WorldProvider providerIn, Profiler profilerIn, boolean client) {
        super(saveHandlerIn, info, providerIn, profilerIn, client);
    }

    @Redirect(method = "updateWeather", at = @At(value = "INVOKE", target = "Lnet/minecraft/world/DimensionType;getId()I"))
    private int onGetDimensionIdForWeather(DimensionType type) {
        return getDimensionId();
    }

    // Prevent wrong weather changes getting sent to players in other (unaffected) dimensions
    // This causes "phantom rain" on the client, sunny and rainy weather at the same time
    @Redirect(method = "updateWeather", require = 4, at = @At(value = "INVOKE",
            target = "Lnet/minecraft/server/management/PlayerList;sendPacketToAllPlayers(Lnet/minecraft/network/Packet;)V"))
    private void onSendWeatherPacket(PlayerList manager, Packet<?> packet) {
        manager.sendPacketToAllPlayersInDimension(packet, getDimensionId());
    }

    public Integer getDimensionId() {
        return ((IMixinWorldInfo) this.worldInfo).getDimensionId();
    }

    public void setDimensionId(int dimensionId) {
        ((IMixinWorldInfo) this.worldInfo).setDimensionId(dimensionId);
    }

}