package ru.betterend.blocks;

import java.util.Random;

import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.fabricmc.fabric.api.object.builder.v1.block.FabricBlockSettings;

import net.minecraft.block.BlockState;
import net.minecraft.block.Blocks;
import net.minecraft.block.NetherPortalBlock;
import net.minecraft.entity.Entity;
import net.minecraft.server.world.ServerWorld;
import net.minecraft.sound.SoundCategory;
import net.minecraft.sound.SoundEvents;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.Direction;
import net.minecraft.util.registry.BuiltinRegistries;
import net.minecraft.util.registry.Registry;
import net.minecraft.world.Heightmap;
import net.minecraft.world.World;
import net.minecraft.world.WorldAccess;
import net.minecraft.world.dimension.DimensionType;
import ru.betterend.client.ERenderLayer;
import ru.betterend.client.IRenderTypeable;
import ru.betterend.registry.ParticleRegistry;

public class EndPortalBlock extends NetherPortalBlock implements IRenderTypeable {
	public EndPortalBlock() {
		super(FabricBlockSettings.copyOf(Blocks.NETHER_PORTAL).luminance(state -> {
			return 12;
		}));
	}
	
	@Override
	@Environment(EnvType.CLIENT)
	public void randomDisplayTick(BlockState state, World world, BlockPos pos, Random random) {
		if (random.nextInt(100) == 0) {
			world.playSound(pos.getX() + 0.5D, pos.getY() + 0.5D, pos.getZ() + 0.5D, SoundEvents.BLOCK_PORTAL_AMBIENT, SoundCategory.BLOCKS, 0.5F, random.nextFloat() * 0.4F + 0.8F, false);
		}

		double x = pos.getX() + random.nextDouble();
		double y = pos.getY() + random.nextDouble();
		double z = pos.getZ() + random.nextDouble();
		int k = random.nextInt(2) * 2 - 1;
		if (!world.getBlockState(pos.west()).isOf(this) && !world.getBlockState(pos.east()).isOf(this)) {
			x = pos.getX() + 0.5D + 0.25D * k;
		} else {
			z = pos.getZ() + 0.5D + 0.25D * k;
		}

		world.addParticle(ParticleRegistry.PORTAL_SPHERE, x, y, z, 0, 0, 0);
	}

	@Override
	public void randomTick(BlockState state, ServerWorld world, BlockPos pos, Random random) {}
	
	@Override
	public BlockState getStateForNeighborUpdate(BlockState state, Direction direction, BlockState newState, WorldAccess world, BlockPos pos, BlockPos posFrom) {
		return state;
	}
	
	@Override
	public void onEntityCollision(BlockState state, World world, BlockPos pos, Entity entity) {
		BlockPos exitPos = this.findExitPos(world, pos);
	}
	
	@Override
	public ERenderLayer getRenderLayer() {
		return ERenderLayer.TRANSLUCENT;
	}
	
	private BlockPos findExitPos(World world, BlockPos pos) {
		if (world.getRegistryKey().equals(World.OVERWORLD)) {
			BlockPos basePos = pos.mutableCopy().set(pos.getX() * 8, pos.getY() * 8, pos.getZ() * 8);
			int height = world.getTopY(Heightmap.Type.MOTION_BLOCKING_NO_LEAVES, basePos.getX(), basePos.getZ());
			BlockPos.iterate(basePos.add(-16, -pos.getY() + 1, -16), basePos.add(16, height, 16)).forEach(position -> {
				
			});
		} else {
			
		}
		return pos;
	}
}