ActuallyAdditions/src/main/java/de/ellpeck/actuallyadditions/mod/items/ItemBattery.java

/*
 * This file ("ItemBattery.java") is part of the Actually Additions mod for Minecraft.
 * It is created and owned by Ellpeck and distributed
 * under the Actually Additions License to be found at
 * http://ellpeck.de/actaddlicense
 * View the source code at https://github.com/Ellpeck/ActuallyAdditions
 *
 * © 2015-2017 Ellpeck
 */

package de.ellpeck.actuallyadditions.mod.items;

import java.util.List;

import de.ellpeck.actuallyadditions.mod.ActuallyAdditions;
import de.ellpeck.actuallyadditions.mod.items.base.ItemEnergy;
import de.ellpeck.actuallyadditions.mod.util.ItemUtil;
import de.ellpeck.actuallyadditions.mod.util.StackUtil;
import de.ellpeck.actuallyadditions.mod.util.StringUtil;
import net.minecraft.client.util.ITooltipFlag;
import net.minecraft.entity.Entity;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.EnumRarity;
import net.minecraft.item.ItemStack;
import net.minecraft.util.ActionResult;
import net.minecraft.util.EnumActionResult;
import net.minecraft.util.EnumHand;
import net.minecraft.world.World;
import net.minecraftforge.energy.CapabilityEnergy;
import net.minecraftforge.energy.IEnergyStorage;

public class ItemBattery extends ItemEnergy{

    public ItemBattery(String name, int capacity, int transfer){
        super(capacity, transfer, name);
        this.setMaxStackSize(1);
    }

    @Override
    public EnumRarity getRarity(ItemStack stack){
        return EnumRarity.RARE;
    }

    @Override
    public boolean hasEffect(ItemStack stack){
        return ItemUtil.isEnabled(stack);
    }

    @Override
    public void onUpdate(ItemStack stack, World world, Entity entity, int itemSlot, boolean isSelected){
        if(!world.isRemote && entity instanceof EntityPlayer && ItemUtil.isEnabled(stack) && !isSelected){
            EntityPlayer player = (EntityPlayer)entity;
            for(int i = 0; i < player.inventory.getSizeInventory(); i++){
                ItemStack slot = player.inventory.getStackInSlot(i);
                if(StackUtil.isValid(slot) && slot.getCount() == 1){
                    int extractable = this.extractEnergy(stack, Integer.MAX_VALUE, true);
                    int received = 0;

                    if(slot.hasCapability(CapabilityEnergy.ENERGY, null)){
                        IEnergyStorage cap = slot.getCapability(CapabilityEnergy.ENERGY, null);
                        if(cap != null){
                            received = cap.receiveEnergy(extractable, false);
                        }
                    }

                    if(received > 0){
                        this.extractEnergy(stack, received, false);
                    }
                }
            }
        }
    }

    @Override
    public ActionResult<ItemStack> onItemRightClick(World worldIn, EntityPlayer player, EnumHand hand){
        if(!worldIn.isRemote && player.isSneaking()){
            ItemUtil.changeEnabled(player, hand);
            return new ActionResult<>(EnumActionResult.SUCCESS, player.getHeldItem(hand));
        }
        return super.onItemRightClick(worldIn, player, hand);
    }

    @Override
    public void addInformation(ItemStack stack, World playerIn, List<String> list, ITooltipFlag advanced){
        super.addInformation(stack, playerIn, list, advanced);
        list.add(StringUtil.localize("tooltip."+ActuallyAdditions.MODID+".battery."+(ItemUtil.isEnabled(stack) ? "discharge" : "noDischarge")));
        list.add(StringUtil.localize("tooltip."+ActuallyAdditions.MODID+".battery.changeMode"));
    }
}