BloodMagic/BM_src/WayofTime/alchemicalWizardry/common/items/ActivationCrystal.java

package WayofTime.alchemicalWizardry.common.items;

import WayofTime.alchemicalWizardry.common.AlchemicalWizardry;
import WayofTime.alchemicalWizardry.common.alchemy.AlchemyRecipeRegistry;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.client.renderer.texture.IconRegister;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.util.EnumChatFormatting;
import net.minecraft.util.Icon;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;
import org.lwjgl.input.Keyboard;

import java.util.List;

public class ActivationCrystal extends EnergyItems {
    private static final String[] ACTIVATION_CRYSTAL_NAMES = new String[]{"Weak", "Awakened"};

    @SideOnly(Side.CLIENT)
    private Icon[] icons;

    public ActivationCrystal(int id)
    {
        super(id);
        this.maxStackSize = 1;
        setEnergyUsed(100);
        this.setCreativeTab(AlchemicalWizardry.tabBloodMagic);
        this.hasSubtypes = true;
    }

    @Override
    @SideOnly(Side.CLIENT)
    public void registerIcons(IconRegister iconRegister)
    {
        icons = new Icon[ACTIVATION_CRYSTAL_NAMES.length];

        for (int i = 0; i < ACTIVATION_CRYSTAL_NAMES.length; ++i)
        {
            icons[i] = iconRegister.registerIcon("AlchemicalWizardry:" + "activationCrystal" + ACTIVATION_CRYSTAL_NAMES[i]);
        }
    }

    @Override
    public void addInformation(ItemStack par1ItemStack, EntityPlayer par2EntityPlayer, List par3List, boolean par4)
    {
        switch (par1ItemStack.getItemDamage())
        {
            case 0:
            {
                par3List.add("Activates low-level rituals");
                break;
            }

            case 1:
            {
                par3List.add("Activates more powerful rituals");

                if (Keyboard.isKeyDown(Keyboard.KEY_RSHIFT) || Keyboard.isKeyDown(Keyboard.KEY_LSHIFT))
                {
                    ItemStack[] recipe = AlchemyRecipeRegistry.getRecipeForItemStack(par1ItemStack);

                    if (recipe != null)
                    {
                        par3List.add(EnumChatFormatting.BLUE + "Recipe:");

                        for (ItemStack item : recipe)
                        {
                            if (item != null)
                            {
                                par3List.add("" + item.getDisplayName());
                            }
                        }
                    }
                } else
                {
                    par3List.add("-Press " + EnumChatFormatting.BLUE + "shift" + EnumChatFormatting.GRAY + " for Recipe-");
                }

                break;
            }
        }

        if (!(par1ItemStack.stackTagCompound == null))
        {
            par3List.add("Current owner: " + par1ItemStack.stackTagCompound.getString("ownerName"));
        }
    }

    @Override
    public ItemStack onItemRightClick(ItemStack par1ItemStack, World par2World, EntityPlayer par3EntityPlayer)
    {
        EnergyItems.checkAndSetItemOwner(par1ItemStack, par3EntityPlayer);
        return par1ItemStack;
    }

    public int getCrystalLevel(ItemStack itemStack)
    {
        return itemStack.getItemDamage() + 1;
    }

    @Override
    public String getUnlocalizedName(ItemStack itemStack)
    {
        //This is what will do all the localisation things on the alchemy components so you dont have to set it :D
        int meta = MathHelper.clamp_int(itemStack.getItemDamage(), 0, ACTIVATION_CRYSTAL_NAMES.length - 1);
        return ("" + "item.activationCrystal" + ACTIVATION_CRYSTAL_NAMES[meta]);
    }

    @Override
    @SideOnly(Side.CLIENT)
    public Icon getIconFromDamage(int meta)
    {
        int j = MathHelper.clamp_int(meta, 0, ACTIVATION_CRYSTAL_NAMES.length - 1);
        return icons[j];
    }

    @Override
    @SideOnly(Side.CLIENT)
    public void getSubItems(int id, CreativeTabs creativeTab, List list)
    {
        for (int meta = 0; meta < ACTIVATION_CRYSTAL_NAMES.length; ++meta)
        {
            list.add(new ItemStack(id, 1, meta));
        }
    }
}