package darkknight.jewelrycraft.worldGen.village;

import java.util.Random;

import cpw.mods.fml.common.registry.VillagerRegistry.IVillageTradeHandler;
import darkknight.jewelrycraft.block.BlockList;
import darkknight.jewelrycraft.item.ItemList;
import darkknight.jewelrycraft.item.ItemMolds;
import darkknight.jewelrycraft.util.JewelryNBT;
import darkknight.jewelrycraft.util.JewelrycraftUtil;
import net.minecraft.entity.passive.EntityVillager;
import net.minecraft.init.Blocks;
import net.minecraft.init.Items;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.village.MerchantRecipe;
import net.minecraft.village.MerchantRecipeList;

public class JCTrades implements IVillageTradeHandler {
	Item[] jewelry = new Item[] { ItemList.ring, ItemList.necklace, ItemList.bracelet, ItemList.earrings };

	public JCTrades() {
		super();
	}

	/**
	 * @param villager
	 * @param recipeList
	 * @param random
	 */
	@Override
	public void manipulateTradesForVillager(EntityVillager villager, MerchantRecipeList recipeList, Random random) {
		if (villager.getProfession() == 3000) {
			ItemStack ingredient = null;
			ItemStack ingredient2 = null;
			ItemStack result;
			int type = random.nextInt(12);
			switch (type) {
			case 0:
				if (JewelrycraftUtil.metal.size() > 0) {
					result = JewelrycraftUtil.metal.get(random.nextInt(JewelrycraftUtil.metal.size()));
					result.stackSize = 5 + random.nextInt(5);
					ingredient = new ItemStack(Items.emerald, 2 + random.nextInt(7));
					if (random.nextBoolean())
						ingredient2 = new ItemStack(Items.emerald, 2 + random.nextInt(2));
					break;
				}
			case 1: {
				result = new ItemStack(ItemList.molds, 5 + random.nextInt(7),
						random.nextInt(ItemMolds.moldsItemNames.length));
				ingredient = new ItemStack(Items.emerald, 1);
				if (random.nextBoolean())
					ingredient2 = new ItemStack(Items.emerald, 1 + random.nextInt(2));
				break;
			}
			case 2: {
				int number = random.nextInt(3);
				result = new ItemStack(BlockList.displayer, 1 + number);
				ingredient = new ItemStack(Blocks.emerald_block, 2 + number * 3 + random.nextInt(2));
				ingredient2 = new ItemStack(Items.emerald, 3 + number + random.nextInt(8));
				break;
			}
			case 3: {
				result = new ItemStack(BlockList.jewelCraftingTable);
				ingredient = new ItemStack(Items.emerald, 1 + random.nextInt(2));
				if (random.nextBoolean())
					ingredient2 = new ItemStack(Items.emerald, 1 + random.nextInt(2));
				break;
			}
			case 4: {
				result = new ItemStack(BlockList.shadowOre, 1 + random.nextInt(6));
				ingredient = new ItemStack(Items.emerald, 3 + random.nextInt(4));
				if (random.nextBoolean())
					ingredient2 = new ItemStack(Items.emerald, 3 + random.nextInt(4));
				break;
			}
			case 5: {
				result = new ItemStack(BlockList.molder, 5 + random.nextInt(5));
				ingredient = new ItemStack(Items.emerald, 1);
				if (random.nextBoolean())
					ingredient2 = new ItemStack(Items.emerald, 1);
				break;
			}
			case 6: {
				result = new ItemStack(BlockList.smelter);
				ingredient = new ItemStack(Items.emerald, 1 + random.nextInt(2));
				if (random.nextBoolean())
					ingredient2 = new ItemStack(Items.emerald, 1 + random.nextInt(2));
				break;
			}
			case 7:
				if (JewelrycraftUtil.gem.size() > 0) {
					int end = random.nextInt(JewelrycraftUtil.gem.size());
					result = JewelrycraftUtil.gem.get(end);
					result.stackSize = 1 + random.nextInt(JewelrycraftUtil.gem.size() - end);
					if (JewelrycraftUtil.gem.size() - 1 - end >= 1) {
						int value = 1 + end;
						if (value > 64)
							value = 64;
						ingredient = new ItemStack(Items.emerald, 2 + random.nextInt(value));
						if (random.nextBoolean())
							ingredient2 = new ItemStack(Items.emerald, 2 + random.nextInt(value));
					} else {
						ingredient = new ItemStack(Blocks.emerald_block, 16 + random.nextInt(32));
						ingredient2 = new ItemStack(Blocks.emerald_block, 8 + random.nextInt(48));
					}
					break;
				}
			case 8:
				if (JewelrycraftUtil.ores.size() > 0) {
					result = JewelrycraftUtil.ores.get(random.nextInt(JewelrycraftUtil.ores.size()));
					result.stackSize = 3 + random.nextInt(3);
					ingredient = new ItemStack(Items.emerald, 2 + random.nextInt(5));
					if (random.nextBoolean())
						ingredient2 = new ItemStack(Items.emerald, 2 + random.nextInt(6));
					break;
				}
			case 9: {
				result = new ItemStack(ItemList.guide, 1);
				ingredient = new ItemStack(Items.emerald, 1);
				break;
			}
			default: {
				result = new ItemStack(jewelry[random.nextInt(4)], 1, 0);
				int randValue = random.nextInt(4);
				if (JewelrycraftUtil.metal.size() > 0)
					JewelryNBT.addMetal(result,
							JewelrycraftUtil.metal.get(random.nextInt(JewelrycraftUtil.metal.size())));
				if (JewelrycraftUtil.objects.size() > 0)
					JewelryNBT.addModifiers(result, JewelrycraftUtil.addRandomModifiers(randValue));
				if (JewelrycraftUtil.gem.size() > 0)
					JewelryNBT.addGem(result, JewelrycraftUtil.gem.get(random.nextInt(JewelrycraftUtil.gem.size())));
				ingredient = new ItemStack(Items.emerald, 16 + random.nextInt(20));
				ingredient2 = new ItemStack(Blocks.emerald_block, 2 + randValue);
			}
			}
			
			recipeList.addToListWithCheck(new MerchantRecipe(ingredient, ingredient2, result));
		}
	}
}