package net.minecraft.world.level.chunk;

import it.unimi.dsi.fastutil.longs.LongSet;
import java.io.IOException;
import java.util.function.BooleanSupplier;
import net.minecraft.world.level.ChunkPos;
import net.minecraft.world.level.chunk.status.ChunkStatus;
import net.minecraft.world.level.lighting.LevelLightEngine;
import org.jspecify.annotations.Nullable;

public abstract class ChunkSource implements AutoCloseable, LightChunkGetter {
	@Nullable
	public LevelChunk getChunk(final int x, final int z, final boolean loadOrGenerate) {
		return (LevelChunk)this.getChunk(x, z, ChunkStatus.FULL, loadOrGenerate);
	}

	@Nullable
	public LevelChunk getChunkNow(final int x, final int z) {
		return this.getChunk(x, z, false);
	}

	@Nullable
	@Override
	public LightChunk getChunkForLighting(final int x, final int z) {
		return this.getChunk(x, z, ChunkStatus.EMPTY, false);
	}

	public boolean hasChunk(final int x, final int z) {
		return this.getChunk(x, z, ChunkStatus.FULL, false) != null;
	}

	@Nullable
	public abstract ChunkAccess getChunk(int x, int z, ChunkStatus targetStatus, boolean loadOrGenerate);

	public abstract void tick(BooleanSupplier haveTime, final boolean tickChunks);

	public void onSectionEmptinessChanged(final int sectionX, final int sectionY, final int sectionZ, final boolean empty) {
	}

	public abstract String gatherStats();

	public abstract int getLoadedChunksCount();

	public void close() throws IOException {
	}

	public abstract LevelLightEngine getLightEngine();

	public void setSpawnSettings(final boolean spawnEnemies) {
	}

	public boolean updateChunkForced(final ChunkPos pos, final boolean forced) {
		return false;
	}

	public LongSet getForceLoadedChunks() {
		return LongSet.of();
	}
}