StatsManager 2

package com.jayhill.xlife.common.world.stats;

import com.jayhill.xlife.XLife;
import net.minecraft.nbt.CompoundNBT;
import net.minecraft.nbt.ListNBT;
import net.minecraft.world.server.ServerWorld;
import net.minecraft.world.storage.DimensionSavedDataManager;
import net.minecraft.world.storage.WorldSavedData;
import net.minecraftforge.common.util.Constants;
import sun.net.www.content.text.Generic;

import javax.annotation.Nonnull;
import java.util.function.Supplier;

public class StatsManager extends WorldSavedData implements Supplier<Generic> {
    public static ListNBT list = new ListNBT();

    public StatsManager() {
        super(XLife.MOD_ID);
    }

    public void load(CompoundNBT nbt) {
        nbt.getList("Players", Constants.NBT.TAG_LIST);
    }

    @Nonnull
    public CompoundNBT save(CompoundNBT nbt) {
        nbt.put("Players", list);
        return nbt;
    }

    public static StatsManager onWorld(ServerWorld world) {
        DimensionSavedDataManager storage = world.getDataStorage();
        StatsManager saver = storage.computeIfAbsent(StatsManager::new, XLife.MOD_ID);

        storage.set(saver);
        return saver;
    }

    public Generic get() {
        return null;
    }

}