package net.minecraft.world.level.levelgen.structure.structures;

import com.mojang.serialization.MapCodec;
import java.util.Optional;
import net.minecraft.core.BlockPos;
import net.minecraft.world.level.ChunkPos;
import net.minecraft.world.level.block.Rotation;
import net.minecraft.world.level.levelgen.Heightmap;
import net.minecraft.world.level.levelgen.WorldgenRandom;
import net.minecraft.world.level.levelgen.structure.Structure;
import net.minecraft.world.level.levelgen.structure.StructureType;
import net.minecraft.world.level.levelgen.structure.pieces.StructurePiecesBuilder;

public class IglooStructure extends Structure {
    public static final MapCodec<IglooStructure> CODEC = simpleCodec(IglooStructure::new);

    public IglooStructure(Structure.StructureSettings p_227593_) {
        super(p_227593_);
    }

    @Override
    public Optional<Structure.GenerationStub> findGenerationPoint(Structure.GenerationContext p_227595_) {
        return onTopOfChunkCenter(p_227595_, Heightmap.Types.WORLD_SURFACE_WG, p_227598_ -> this.generatePieces(p_227598_, p_227595_));
    }

    private void generatePieces(StructurePiecesBuilder p_227600_, Structure.GenerationContext p_227601_) {
        ChunkPos chunkpos = p_227601_.chunkPos();
        WorldgenRandom worldgenrandom = p_227601_.random();
        BlockPos blockpos = new BlockPos(chunkpos.getMinBlockX(), 90, chunkpos.getMinBlockZ());
        Rotation rotation = Rotation.getRandom(worldgenrandom);
        IglooPieces.addPieces(p_227601_.structureTemplateManager(), blockpos, rotation, p_227600_, worldgenrandom);
    }

    @Override
    public StructureType<?> type() {
        return StructureType.IGLOO;
    }
}