package TFC.WorldGen.Generators;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Random;

import net.minecraft.world.World;
import net.minecraft.world.chunk.IChunkProvider;
import TFC.WorldGen.DataLayer;
import TFC.WorldGen.TFCWorldChunkManager;
import cpw.mods.fml.common.IWorldGenerator;

public class WorldGenOre implements IWorldGenerator
{
    int Min;
    int Max;
    int ChunkX;
    int ChunkZ;
    World worldObj;
    Random random;

    public static HashMap<String, OreSpawnData> OreList = new HashMap<String, OreSpawnData>();

    public WorldGenOre()
    {

    }

    @Override
    public void generate(Random rand, int chunkX, int chunkZ, World world,
            IChunkProvider chunkGenerator, IChunkProvider chunkProvider)
    {
        chunkX *= 16;
        chunkZ *= 16;
        ChunkX = chunkX;
        ChunkZ = chunkZ;
        worldObj = world;
        random = rand;

        Iterator iter = OreList.values().iterator();
        while(iter.hasNext())
        {
            OreSpawnData osd = (OreSpawnData) iter.next();
            if(osd.type == 0)
            {
                if(osd.size == 0)
                {
                    oreSmall(osd.id, osd.meta, osd.base, osd.rarity, osd.min, osd.max, osd.vDensity, osd.hDensity);
                }
                else if(osd.size == 1)
                {
                    oreMedium(osd.id, osd.meta, osd.base, osd.rarity, osd.min, osd.max, osd.vDensity, osd.hDensity);
                }
                else if(osd.size == 2)
                {
                    oreLarge(osd.id, osd.meta, osd.base, osd.rarity, osd.min, osd.max, osd.vDensity, osd.hDensity);
                }
            }
            else if(osd.type == 1)
            {
                if(osd.size == 0)
                {
                    oreSmallVein(osd.id, osd.meta, osd.base, osd.rarity, osd.min, osd.max, osd.vDensity, osd.hDensity);
                }
                else if(osd.size == 1)
                {
                    oreMediumVein(osd.id, osd.meta, osd.base, osd.rarity, osd.min, osd.max, osd.vDensity, osd.hDensity);
                }
                else if(osd.size == 2)
                {
                    oreLargeVein(osd.id, osd.meta, osd.base, osd.rarity, osd.min, osd.max, osd.vDensity, osd.hDensity);
                }
            }
        }
    }

    private void oreSmallVein(int id, int meta, int[] baseRocks, int rarity, int min, int max, int vDensity, int hDensity)
    {
        createOreVein(id, meta ,baseRocks,
                /*rarity*/rarity,/*veinSize*/20,/*veinAmt*/30,/*height*/5,/*diameter*/40,/*vDensity*/vDensity,/*hDensity*/hDensity,
                worldObj, random, ChunkX, ChunkZ, min, max, "Graphite");

    }

    private void oreMediumVein(int id, int meta, int[] baseRocks, int rarity, int min, int max, int vDensity, int hDensity)
    {
        createOreVein(id, meta ,baseRocks,
                /*rarity*/rarity,/*veinSize*/30,/*veinAmt*/40,/*height*/10,/*diameter*/60,/*vDensity*/vDensity,/*hDensity*/hDensity,
                worldObj, random, ChunkX, ChunkZ, min, max, "Graphite");

    }

    private void oreLargeVein(int id, int meta, int[] baseRocks, int rarity, int min, int max, int vDensity, int hDensity)
    {
        createOreVein(id, meta ,baseRocks,
                /*rarity*/rarity,/*veinSize*/60,/*veinAmt*/45,/*height*/20,/*diameter*/80,/*vDensity*/vDensity,/*hDensity*/hDensity,
                worldObj, random, ChunkX, ChunkZ, min, max, "Graphite");

    }

    private void oreSmall(int id, int meta, int[] baseRocks, int rarity, int min, int max, int vDensity, int hDensity)
    {
        createOreVein(id, meta ,baseRocks,
                /*rarity*/rarity,/*veinSize*/20,/*veinAmt*/30,/*height*/5,/*diameter*/80,/*vDensity*/vDensity,/*hDensity*/hDensity,
                worldObj, random, ChunkX, ChunkZ, min, max, "Graphite");

    }

    private void oreMedium(int id, int meta, int[] baseRocks, int rarity, int min, int max, int vDensity, int hDensity)
    {
        createOre(id, meta ,baseRocks,
                /*rarity*/rarity,/*veinSize*/30,/*veinAmt*/40,/*height*/10,/*diameter*/120,/*vDensity*/vDensity,/*hDensity*/hDensity,
                worldObj, random, ChunkX, ChunkZ, min, max, "Graphite");

    }

    private void oreLarge(int id, int meta, int[] baseRocks, int rarity, int min, int max, int vDensity, int hDensity)
    {
        createOre(id, meta ,baseRocks,
                /*rarity*/rarity,/*veinSize*/60,/*veinAmt*/40,/*height*/5,/*diameter*/120,/*vDensity*/vDensity,/*hDensity*/hDensity,
                worldObj, random, ChunkX, ChunkZ, min, max, "Graphite");

    }

    private static void createOre(int i, int j, int[] Layers, int rarity, int veinSize,
            int veinAmount, int height, int diameter, int vDensity, int hDensity,World world, Random rand, int chunkX, int chunkZ, int min, int max, String name)
    {
        if(world.getWorldChunkManager() instanceof TFCWorldChunkManager)
        {
            for(int n = 0; n < Layers.length/2;)
            {
                DataLayer rockLayer1 = ((TFCWorldChunkManager)world.getWorldChunkManager()).getRockLayerAt(chunkX, chunkZ, 0);
                DataLayer rockLayer2 = ((TFCWorldChunkManager)world.getWorldChunkManager()).getRockLayerAt(chunkX, chunkZ, 1);
                DataLayer rockLayer3 = ((TFCWorldChunkManager)world.getWorldChunkManager()).getRockLayerAt(chunkX, chunkZ, 2);
                if((rockLayer1.data1 == Layers[n] && (rockLayer1.data2 == Layers[n+1] || Layers[n+1] == -1)) ||
                        (rockLayer2.data1 == Layers[n] && (rockLayer2.data2 == Layers[n+1] || Layers[n+1] == -1)) ||
                        (rockLayer3.data1 == Layers[n] && (rockLayer3.data2 == Layers[n+1] || Layers[n+1] == -1)))
                {
                    int grade = rand.nextInt(100);
                    if(grade<20)
                        grade = 1;
                    else if(grade <50)
                        grade = 2;
                    else
                        grade = 0;
                    new WorldGenMinable(i, j,Layers[n],Layers[n+1],rarity,veinSize,veinAmount,height,diameter,vDensity,hDensity, false, grade).generate(
                            world, rand, chunkX, chunkZ, min, max, name);
                }
                n+=2;
            }
        }
    }

    private static void createOreVein(int i, int j, int[] Layers, int rarity, int veinSize,
            int veinAmount, int height, int diameter, int vDensity, int hDensity,World world, Random rand, int chunkX, int chunkZ, int min, int max, String name)
    {
        if(world.getWorldChunkManager() instanceof TFCWorldChunkManager)
        {
            for(int n = 0; n < Layers.length/2;)
            {
                DataLayer rockLayer1 = ((TFCWorldChunkManager)world.getWorldChunkManager()).getRockLayerAt(chunkX, chunkZ, 0);
                DataLayer rockLayer2 = ((TFCWorldChunkManager)world.getWorldChunkManager()).getRockLayerAt(chunkX, chunkZ, 1);
                DataLayer rockLayer3 = ((TFCWorldChunkManager)world.getWorldChunkManager()).getRockLayerAt(chunkX, chunkZ, 2);
                if((rockLayer1.data1 == Layers[n] && (rockLayer1.data2 == Layers[n+1] || Layers[n+1] == -1)) ||
                        (rockLayer2.data1 == Layers[n] && (rockLayer2.data2 == Layers[n+1] || Layers[n+1] == -1)) ||
                        (rockLayer3.data1 == Layers[n] && (rockLayer3.data2 == Layers[n+1] || Layers[n+1] == -1)))
                {
                    int grade = rand.nextInt(100);
                    if(grade<20)
                        grade = 1;
                    else if(grade <50)
                        grade = 2;
                    else
                        grade = 0;
                    new WorldGenMinable(i, j,Layers[n],Layers[n+1],rarity,veinSize,veinAmount,height,diameter,vDensity,hDensity, true, grade).generate(
                            world, rand, chunkX, chunkZ, min, max, name);
                }
                n+=2;
            }
        }
    }
}