package com.camellias.voidaicarcania.world.gen;

import java.util.ArrayList;
import java.util.Random;

import com.camellias.voidaicarcania.world.biomes.BiomeVoid;
import com.camellias.voidaicarcania.world.gen.generators.WorldGenStructure;

import net.minecraft.block.Block;
import net.minecraft.init.Biomes;
import net.minecraft.init.Blocks;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.World;
import net.minecraft.world.WorldType;
import net.minecraft.world.biome.Biome;
import net.minecraft.world.biome.BiomeEnd;
import net.minecraft.world.chunk.IChunkProvider;
import net.minecraft.world.gen.IChunkGenerator;
import net.minecraft.world.gen.feature.WorldGenerator;
import net.minecraftforge.fml.common.IWorldGenerator;
import java.util.Arrays;

public class WorldGenCustomStructures implements IWorldGenerator
{
    @Override
    public void generate(Random rand, int chunkX, int chunkZ, World world, IChunkGenerator generator,
            IChunkProvider provider)
    {
        switch(world.provider.getDimension())
        {
            case 1:

                break;

            case 0:

                //generateStructure2(new WorldGenStructure(""), world, rand, chunkX, chunkZ, 1000, Blocks.STONE, Biome.class);

                break;

            case -1:

                break;

            case -64:

                generateStructure(new WorldGenStructure("voidtemple"), world, rand, chunkX, chunkZ, 3000, Blocks.AIR, BiomeVoid.class);

                generateStructure(new WorldGenStructure("islandruin_1"), world, rand, chunkX, chunkZ, 1000, Blocks.AIR, BiomeVoid.class);

                generateStructure(new WorldGenStructure("ruin_garden"), world, rand, chunkX, chunkZ, 1000, Blocks.AIR, BiomeVoid.class);

                generateStructure(new WorldGenStructure("islandovergrown"), world, rand, chunkX, chunkZ, 750, Blocks.AIR, BiomeVoid.class);

                generateStructure(new WorldGenStructure("islandobelisk"), world, rand, chunkX, chunkZ, 400, Blocks.AIR, BiomeVoid.class);

                generateStructure(new WorldGenStructure("islandtall"), world, rand, chunkX, chunkZ, 30, Blocks.AIR, BiomeVoid.class);

                generateStructure(new WorldGenStructure("islandcluster_1"), world, rand, chunkX, chunkZ, 20, Blocks.AIR, BiomeVoid.class);
        }
    }

    private void generateStructure(WorldGenerator generator, World world, Random rand,
            int chunkX, int chunkZ, int chance, Block topBlock, Class<?>... classes)
    {
        ArrayList<Class<?>> classesList = new ArrayList<Class<?>>(Arrays.asList(classes));

        int x = (chunkX * 16) + rand.nextInt(15);
        int z = (chunkZ * 16) + rand.nextInt(15);
        int y = rand.nextInt(256);
        BlockPos pos = new BlockPos(x, y, z);

        Class<?> biome = world.provider.getBiomeForCoords(pos).getClass();

        if(world.getWorldType() != WorldType.FLAT)
        {
            if(classesList.contains(biome))
            {
                if(rand.nextInt(chance) == 0)
                {
                    generator.generate(world, rand, pos);
                }
            }
        }
    }

    private void generateStructure2(WorldGenerator generator, World world, Random rand,
            int chunkX, int chunkZ, int chance, Block topBlock, Class<?>... classes)
    {
        ArrayList<Class<?>> classesList = new ArrayList<Class<?>>(Arrays.asList(classes));

        int x = (chunkX * 16) + rand.nextInt(15);
        int z = (chunkZ * 16) + rand.nextInt(15);
        int y = rand.nextInt(256);
        BlockPos pos = new BlockPos(x, y, z);

        Class<?> biome = world.provider.getBiomeForCoords(pos).getClass();

        if(world.getWorldType() != WorldType.FLAT)
        {
            if(classesList.contains(biome))
            {
                if(rand.nextInt(chance) == 0)
                {
                    generator.generate(world, rand, pos);
                }
            }
        }
    }
}