package me.jamgallant.ExtremeWorld;

import java.util.Random;

import org.bukkit.Chunk;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.generator.BlockPopulator;

public class ExtremeOre
	extends BlockPopulator
{
	int[][] values = {
		{ 0, 0, 1 },
		{ 1, 0, 1 },
		{ 1 },
		{ 0, 1 },
		{ 0, 1, 1 },
		{ 1, 1, 1 },
		{ 1, 1 } };

	public void populate(World world, Random rand, Chunk chunk)
	{
		for (int i = 0; i < 25; i++) {
			generateRandomOreChunks(chunk, rand, 128, Material.COAL_ORE, 10000);
		}
		for (int i = 0; i < 20; i++) {
			generateRandomOreChunks(chunk, rand, 64, Material.IRON_ORE, 5000);
		}
		for (int i = 0; i < 15; i++) {
			generateRandomOreChunks(chunk, rand, 23, Material.LAPIS_ORE, 2500);
		}
		for (int i = 0; i < 10; i++) {
			generateRandomOreChunks(chunk, rand, 128, Material.GOLD_ORE, 1250);
		}
		for (int i = 0; i < 6; i++) {
			generateRandomOreChunks(chunk, rand, 12, Material.REDSTONE_ORE, 1000);
		}
		for (int i = 0; i < 1; i++) {
			generateRandomOreChunks(chunk, rand, 12, Material.DIAMOND_ORE, 500);
		}
		for (int i = 0; i < 1; i++) {
			generateRandomOreChunks(chunk, rand, 32, Material.EMERALD_ORE, 0);
		}
	}

	public void generateRandomOreChunks(Chunk chunk, Random rand, int maxHeight, Material material, int firstChance)
	{
		int x = rand.nextInt(14) + 1;
		int y = rand.nextInt(maxHeight - 2) + 1;
		int z = rand.nextInt(14) + 1;
		if (chunk.getBlock(x, y, z).getType() == Material.STONE) {
			chunk.getBlock(x, y, z).setType(material);
		}
		int randVal = rand.nextInt(5000);
		int chance = 2;
		setStoneToOre(material, chunk, x, y, z);
		for (int i = 0; i < 7; i++) {
			if (randVal < firstChance / chance)
			{
				setStoneToOre(material, chunk, x + this.values[i][0], y + this.values[i][1], z + this.values[i][2]);
				chance *= 2;
			}
		}
	}

	public void setStoneToOre(Material material, Chunk chunk, int x, int y, int z)
	{
		Block block = chunk.getBlock(x, y - 1, z);
		if ((block.getType() == Material.STONE) || (block.getType() == Material.SANDSTONE) || (block.getType() == Material.ICE) || (block.getType() == Material.HARD_CLAY)) {
			block.setType(material);
		}
	}
}