Code/net/minecraft/world/level/storage/WorldData.java

package net.minecraft.world.level.storage;

import com.mojang.serialization.Lifecycle;
import java.util.Locale;
import java.util.Set;
import javax.annotation.Nullable;
import net.minecraft.CrashReportCategory;
import net.minecraft.core.RegistryAccess;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.world.Difficulty;
import net.minecraft.world.flag.FeatureFlagSet;
import net.minecraft.world.level.GameRules;
import net.minecraft.world.level.GameType;
import net.minecraft.world.level.LevelSettings;
import net.minecraft.world.level.WorldDataConfiguration;
import net.minecraft.world.level.dimension.end.EndDragonFight;
import net.minecraft.world.level.levelgen.WorldOptions;

public interface WorldData {
    int ANVIL_VERSION_ID = 19133;
    int MCREGION_VERSION_ID = 19132;

    WorldDataConfiguration getDataConfiguration();

    void setDataConfiguration(WorldDataConfiguration p_250014_);

    boolean wasModded();

    Set<String> getKnownServerBrands();

    Set<String> getRemovedFeatureFlags();

    void setModdedInfo(String p_78638_, boolean p_78639_);

    default void fillCrashReportCategory(CrashReportCategory p_78640_) {
        p_78640_.setDetail("Known server brands", () -> String.join(", ", this.getKnownServerBrands()));
        p_78640_.setDetail("Removed feature flags", () -> String.join(", ", this.getRemovedFeatureFlags()));
        p_78640_.setDetail("Level was modded", () -> Boolean.toString(this.wasModded()));
        p_78640_.setDetail("Level storage version", () -> {
            int i = this.getVersion();
            return String.format(Locale.ROOT, "0x%05X - %s", i, this.getStorageVersionName(i));
        });
    }

    default String getStorageVersionName(int p_78647_) {
        switch (p_78647_) {
            case 19132:
                return "McRegion";
            case 19133:
                return "Anvil";
            default:
                return "Unknown?";
        }
    }

    @Nullable
    CompoundTag getCustomBossEvents();

    void setCustomBossEvents(@Nullable CompoundTag p_78643_);

    ServerLevelData overworldData();

    LevelSettings getLevelSettings();

    CompoundTag createTag(RegistryAccess p_78636_, @Nullable CompoundTag p_78637_);

    boolean isHardcore();

    int getVersion();

    String getLevelName();

    GameType getGameType();

    void setGameType(GameType p_78635_);

    boolean isAllowCommands();

    Difficulty getDifficulty();

    void setDifficulty(Difficulty p_78633_);

    boolean isDifficultyLocked();

    void setDifficultyLocked(boolean p_78645_);

    GameRules getGameRules();

    @Nullable
    CompoundTag getLoadedPlayerTag();

    EndDragonFight.Data endDragonFightData();

    void setEndDragonFightData(EndDragonFight.Data p_289783_);

    WorldOptions worldGenOptions();

    boolean isFlatWorld();

    boolean isDebugWorld();

    Lifecycle worldGenSettingsLifecycle();

    default FeatureFlagSet enabledFeatures() {
        return this.getDataConfiguration().enabledFeatures();
    }
}