package net.minecraft.world.level.levelgen.feature;

import com.mojang.serialization.Codec;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.util.RandomSource;
import net.minecraft.world.level.WorldGenLevel;
import net.minecraft.world.level.block.Blocks;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.levelgen.feature.configurations.NoneFeatureConfiguration;

public class BlueIceFeature extends Feature<NoneFeatureConfiguration> {
    public BlueIceFeature(Codec<NoneFeatureConfiguration> p_65285_) {
        super(p_65285_);
    }

    @Override
    public boolean place(FeaturePlaceContext<NoneFeatureConfiguration> p_159475_) {
        BlockPos blockpos = p_159475_.origin();
        WorldGenLevel worldgenlevel = p_159475_.level();
        RandomSource randomsource = p_159475_.random();
        if (blockpos.getY() > worldgenlevel.getSeaLevel() - 1) {
            return false;
        } else if (!worldgenlevel.getBlockState(blockpos).is(Blocks.WATER) && !worldgenlevel.getBlockState(blockpos.below()).is(Blocks.WATER)) {
            return false;
        } else {
            boolean flag = false;

            for (Direction direction : Direction.values()) {
                if (direction != Direction.DOWN && worldgenlevel.getBlockState(blockpos.relative(direction)).is(Blocks.PACKED_ICE)) {
                    flag = true;
                    break;
                }
            }

            if (!flag) {
                return false;
            } else {
                worldgenlevel.setBlock(blockpos, Blocks.BLUE_ICE.defaultBlockState(), 2);

                for (int i = 0; i < 200; i++) {
                    int j = randomsource.nextInt(5) - randomsource.nextInt(6);
                    int k = 3;
                    if (j < 2) {
                        k += j / 2;
                    }

                    if (k >= 1) {
                        BlockPos blockpos1 = blockpos.offset(
                            randomsource.nextInt(k) - randomsource.nextInt(k), j, randomsource.nextInt(k) - randomsource.nextInt(k)
                        );
                        BlockState blockstate = worldgenlevel.getBlockState(blockpos1);
                        if (blockstate.isAir()
                            || blockstate.is(Blocks.WATER)
                            || blockstate.is(Blocks.PACKED_ICE)
                            || blockstate.is(Blocks.ICE)) {
                            for (Direction direction1 : Direction.values()) {
                                BlockState blockstate1 = worldgenlevel.getBlockState(blockpos1.relative(direction1));
                                if (blockstate1.is(Blocks.BLUE_ICE)) {
                                    worldgenlevel.setBlock(blockpos1, Blocks.BLUE_ICE.defaultBlockState(), 2);
                                    break;
                                }
                            }
                        }
                    }
                }

                return true;
            }
        }
    }
}