package me.mrCookieSlime.Slimefun.GEO;

import java.util.Collection;
import java.util.concurrent.ThreadLocalRandom;
import java.util.logging.Level;

import org.bukkit.Chunk;
import org.bukkit.block.Biome;

import me.mrCookieSlime.CSCoreLibPlugin.Configuration.Config;
import me.mrCookieSlime.Slimefun.SlimefunPlugin;
import me.mrCookieSlime.Slimefun.api.BlockStorage;
import me.mrCookieSlime.Slimefun.api.Slimefun;

public final class OreGenSystem {
	
	private OreGenSystem() {}
	
	public static Collection<OreGenResource> listResources() {
		return SlimefunPlugin.getUtilities().resources.values();
	}
	
	public static void registerResource(OreGenResource resource) {
		Config cfg = new Config("plugins/Slimefun/generators/" + resource.getName() + ".yml");
		cfg.setDefaultValue("enabled", true);
		for (Biome biome: Biome.values()) {
			cfg.setDefaultValue("spawn-rates." + biome.toString(), resource.getDefaultSupply(biome));
		}
		cfg.save();
		
		if (cfg.getBoolean("enabled")) {
			Slimefun.getLogger().log(Level.INFO, "Registering Ore Gen: " + resource.getName());
			SlimefunPlugin.getUtilities().resources.put(resource.getName(), resource);
			SlimefunPlugin.getUtilities().resource_configs.put(resource.getName(), cfg);
		}
	}
	
	public static OreGenResource getResource(String name) {
		return SlimefunPlugin.getUtilities().resources.get(name);
	}
	
	private static int getDefault(OreGenResource resource, Biome biome) {
		if (resource == null) {
			return 0;
		}
		else {
			int supply = SlimefunPlugin.getUtilities().resource_configs.get(resource.getName()).getInt("spawn-rates." + biome.toString());
			return supply > 0 ? (supply + ThreadLocalRandom.current().nextInt(3)): 0;
		}
	}
	
	public static void setSupplies(OreGenResource resource, Chunk chunk, int amount) {
		if (resource != null) {
			BlockStorage.setChunkInfo(chunk, "resources_" + resource.getName().toUpperCase(), String.valueOf(amount));
		}
	}
	
	public static int generateSupplies(OreGenResource resource, Chunk chunk) {
		if (resource == null) return 0;
		
		int supplies = getDefault(resource, chunk.getBlock(7, 60, 7).getBiome());
		BlockStorage.setChunkInfo(chunk, "resources_" + resource.getName().toUpperCase(), String.valueOf(supplies));
		return supplies;
	}

	public static int getSupplies(OreGenResource resource, Chunk chunk, boolean generate) {
		if (resource == null) return 0;
		
		String supply = BlockStorage.getChunkInfo(chunk, "resources_" + resource.getName().toUpperCase());
		if (supply != null) {
			return Integer.parseInt(supply);
		}
		else if (!generate) {
			return 0;
		}
		else {
			return generateSupplies(resource, chunk);
		}
	}
	
	public static boolean wasResourceGenerated(OreGenResource resource, Chunk chunk) {
		if (resource == null) return false;
		return BlockStorage.hasChunkInfo(chunk, "resources_" + resource.getName().toUpperCase());
	}

}