minecraft-kajetans-mod/src/main/java/me/km/items/ModRecipes.java

package me.km.items;

import me.km.blocks.EnumMetals;
import me.km.blocks.ModBlocks;
import net.minecraft.block.Block;
import net.minecraft.init.Items;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.item.crafting.CraftingManager;
import net.minecraft.item.crafting.FurnaceRecipes;

public class ModRecipes 
{    
    public static void init() 
    {
	CraftingManager cm = CraftingManager.getInstance();
        FurnaceRecipes fr = FurnaceRecipes.instance();

        // misc
        cm.addShapelessRecipe(new ItemStack(ModItems.bronzeIngot, 9), new Object[] 
        {
            ModItems.copperIngot, ModItems.copperIngot, ModItems.copperIngot,
            ModItems.copperIngot, ModItems.copperIngot, ModItems.copperIngot,
            ModItems.copperIngot, ModItems.copperIngot, ModItems.tinIngot
        });
        cm.addRecipe(new ItemStack(ModItems.realHayBed, 3), new Object[] {"XXX", 'X', ModBlocks.realHayBlock});
        cm.addRecipe(new ItemStack(ModItems.strawHat, 1), new Object[] {" X ", "XXX", 'X', Items.WHEAT});
        
        // traps
        addMetalRecipes(cm, new String[] {" X ", "XXX"}, ModBlocks.spikes, 3);
        
        // furnace recipes
        fr.addSmeltingRecipeForBlock(ModBlocks.copperOre, new ItemStack(ModItems.copperIngot), 0.5f);
        fr.addSmeltingRecipeForBlock(ModBlocks.tinOre, new ItemStack(ModItems.tinIngot), 1);
        fr.addSmeltingRecipeForBlock(ModBlocks.silverOre, new ItemStack(ModItems.silverIngot), 1);
        
        // armor recipes
        String[][] armorPatterns = new String[][] {{"XXX", "X X"}, {"X X", "XXX", "XXX"}, {"XXX", "X X", "X X"}, {"X X", "X X"}};
        Item[][] armorItems = new Item[][] 
        {
            {ModItems.copperIngot, ModItems.bronzeIngot}, 
            {ModItems.copperHelmet, ModItems.bronzeHelmet}, 
            {ModItems.copperChestplate, ModItems.bronzeChestplate}, 
            {ModItems.copperLeggings, ModItems.bronzeLeggings}, 
            {ModItems.copperBoots, ModItems.bronzeBoots}
        };
        addArmorRecipes(cm, armorPatterns, armorItems);
        
        // tool recipes
        String[][] toolPatterns = new String[][] {{"XXX", " # ", " # "}, {"X", "#", "#"}, {"XX", "X#", " #"}, {"XX", " #", " #"}};
        Object[][] toolItems = new Object[][] 
        {
            {ModItems.copperIngot, ModItems.bronzeIngot}, 
            {ModItems.copperPickaxe, ModItems.bronzePickaxe}, 
            {ModItems.copperShovel, ModItems.bronzeShovel}, 
            {ModItems.copperAxe, ModItems.bronzeAxe}, 
            {ModItems.copperHoe, ModItems.bronzeHoe}
        };
        addToolRecipes(cm, toolPatterns, toolItems);
        
        // weapon recipes
        String[][] weaponPatterns = new String[][] {{"X", "X", "#"}};
        Object[][] weaponItems = new Object[][] 
        {
            {ModItems.copperIngot, ModItems.bronzeIngot}, 
            {ModItems.copperSword, ModItems.bronzeSword}
        };
        addWeaponRecipes(cm, weaponPatterns, weaponItems);
        
        // block <-> parts <-> smaller parts recipes
        Object[][] ingotItems = new Object[][] 
        {
            {ModBlocks.copperBlock, new ItemStack(ModItems.copperIngot, 9)}, 
            {ModItems.copperIngot, new ItemStack(ModItems.copperNugget, 9)}, 
            {ModBlocks.tinBlock, new ItemStack(ModItems.tinIngot, 9)}, 
            {ModItems.tinIngot, new ItemStack(ModItems.tinNugget, 9)}, 
            {ModBlocks.bronzeBlock, new ItemStack(ModItems.bronzeIngot, 9)}, 
            {ModItems.bronzeIngot, new ItemStack(ModItems.bronzeNugget, 9)}, 
            {ModBlocks.silverBlock, new ItemStack(ModItems.silverIngot, 9)}, 
            {ModItems.silverIngot, new ItemStack(ModItems.silverNugget, 9)}, 
            {ModBlocks.realHayBlock, new ItemStack(ModItems.hayBundle, 9)}, 
        };
        addIngotRecipes(cm, ingotItems);

        addNuggetRecipes(fr, toolItems, armorItems, weaponItems, ModItems.copperNugget, ModItems.bronzeNugget);
    }

    private static void addArmorRecipes(CraftingManager cm, String[][] armorPatterns, Item[][] armorItems)
    {
        for (int i = 0; i < armorItems[0].length; ++i)
        {
            Item item = armorItems[0][i];

            for (int j = 0; j < armorItems.length - 1; ++j)
            {
                Item item2 = armorItems[j + 1][i];
                cm.addRecipe(new ItemStack(item2), new Object[] {armorPatterns[j], 'X', item});
            }
        }
    }
    
    private static void addToolRecipes(CraftingManager cm, String[][] toolPatterns, Object[][] toolItems)
    {
        for(int i = 0; i < toolItems[0].length; ++i)
        {
            Object object = toolItems[0][i];

            for(int j = 0; j < toolItems.length - 1; ++j)
            {
                Item item = (Item) toolItems[j + 1][i];
                cm.addRecipe(new ItemStack(item), new Object[] {toolPatterns[j], '#', Items.STICK, 'X', object});
            }
        }
    }
    
    private static void addWeaponRecipes(CraftingManager cm, String[][] weaponPatterns, Object[][] weaponItems)
    {
        for(int i = 0; i < weaponItems[0].length; ++i)
        {
            Object object = weaponItems[0][i];
            for(int j = 0; j < weaponItems.length - 1; ++j)
            {
                Item item = (Item) weaponItems[j + 1][i];
                cm.addRecipe(new ItemStack(item), new Object[] {weaponPatterns[j], '#', Items.STICK, 'X', object});
            }
        }
    }

    private static void addIngotRecipes(CraftingManager cm, Object[][] ingotItems)
    {
        for(Object[] aobject : ingotItems)
        {
            try
            {
                Item block = (Item) aobject[0];
                ItemStack parts = (ItemStack) aobject[1];
                ItemStack ingot = parts.copy();
                ingot.setCount(1);
                cm.addRecipe(new ItemStack(block), new Object[] {"###", "###", "###", '#', ingot});
                cm.addRecipe(parts, new Object[] {"#", '#', block});
            }
            catch(ClassCastException ex)
            {
                Block block = (Block) aobject[0];
                ItemStack parts = (ItemStack) aobject[1];
                ItemStack ingot = parts.copy();
                ingot.setCount(1);
                cm.addRecipe(new ItemStack(block), new Object[] {"###", "###", "###", '#', ingot});
                cm.addRecipe(parts, new Object[] {"#", '#', block});
            }
        }
    }
    
    private static void addNuggetRecipes(FurnaceRecipes fr, Object[][] toolItems, Item[][] armorItems, Object[][] weaponItems, Item... nuggets)
    {
        for(int i = 0; i < nuggets.length; i++)
        {
            for(int j = 1; j < toolItems.length; j++)
            {
                fr.addSmelting((Item) toolItems[j][i], new ItemStack(nuggets[i]), 0.1f);
            }
            for(int j = 1; j < armorItems.length; j++)
            {
                fr.addSmelting((Item) armorItems[j][i], new ItemStack(nuggets[i]), 0.1f);
            }
            for(int j = 1; j < weaponItems.length; j++)
            {
                fr.addSmelting((Item) weaponItems[j][i], new ItemStack(nuggets[i]), 0.1f);
            }
        }
    }
    
    private static void addMetalRecipes(CraftingManager cm, String[] patterns, Item output, int amount)
    {
        for(EnumMetals metal : EnumMetals.values())
        {
            cm.addRecipe(new ItemStack(output, amount, metal.getMetadata()), 
                    new Object[] {patterns, 'X', metal.getMetalIngot()});
        }
    }
    
    private static void addMetalRecipes(CraftingManager cm, String[] patterns, Block output, int amount)
    {
        addMetalRecipes(cm, patterns, Item.getItemFromBlock(output), amount);
    }
}