BloodMagic/src/main/java/WayofTime/bloodmagic/item/soul/ItemSentientBow.java

package WayofTime.bloodmagic.item.soul;

import net.minecraft.enchantment.EnchantmentHelper;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.projectile.EntityArrow;
import net.minecraft.init.Enchantments;
import net.minecraft.init.Items;
import net.minecraft.init.SoundEvents;
import net.minecraft.item.IItemPropertyGetter;
import net.minecraft.item.ItemArrow;
import net.minecraft.item.ItemBow;
import net.minecraft.item.ItemStack;
import net.minecraft.stats.StatList;
import net.minecraft.util.EnumHand;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.SoundCategory;
import net.minecraft.world.World;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;
import WayofTime.bloodmagic.BloodMagic;
import WayofTime.bloodmagic.api.Constants;
import WayofTime.bloodmagic.registry.ModItems;

public class ItemSentientBow extends ItemBow
{
    public ItemSentientBow()
    {
        super();
        setUnlocalizedName(Constants.Mod.MODID + ".sentientBow");
        setRegistryName(Constants.BloodMagicItem.SENTIENT_BOW.getRegName());
        setCreativeTab(BloodMagic.tabBloodMagic);
        this.addPropertyOverride(new ResourceLocation("pull"), new IItemPropertyGetter()
        {
            @SideOnly(Side.CLIENT)
            public float apply(ItemStack stack, World worldIn, EntityLivingBase entityIn)
            {
                if (entityIn == null)
                {
                    return 0.0F;
                } else
                {
                    ItemStack itemstack = entityIn.getActiveItemStack();
                    return itemstack != null && itemstack.getItem() == ModItems.sentientBow ? (float) (stack.getMaxItemUseDuration() - entityIn.getItemInUseCount()) / 20.0F : 0.0F;
                }
            }
        });
        this.addPropertyOverride(new ResourceLocation("pulling"), new IItemPropertyGetter()
        {
            @SideOnly(Side.CLIENT)
            public float apply(ItemStack stack, World worldIn, EntityLivingBase entityIn)
            {
                return entityIn != null && entityIn.isHandActive() && entityIn.getActiveItemStack() == stack ? 1.0F : 0.0F;
            }
        });
    }

    @Override
    public void onPlayerStoppedUsing(ItemStack stack, World worldIn, EntityLivingBase entityLiving, int timeLeft)
    {
        if (entityLiving instanceof EntityPlayer)
        {
            EntityPlayer entityplayer = (EntityPlayer) entityLiving;
            boolean flag = entityplayer.capabilities.isCreativeMode || EnchantmentHelper.getEnchantmentLevel(Enchantments.infinity, stack) > 0;
            ItemStack itemstack = this.getFiredArrow(entityplayer);

            int i = this.getMaxItemUseDuration(stack) - timeLeft;
            i = net.minecraftforge.event.ForgeEventFactory.onArrowLoose(stack, worldIn, (EntityPlayer) entityLiving, i, itemstack != null || flag);
            if (i < 0)
                return;

            if (itemstack != null || flag)
            {
                if (itemstack == null)
                {
                    itemstack = new ItemStack(Items.arrow);
                }

                float arrowVelocity = getArrowVelocity(i);

                if ((double) arrowVelocity >= 0.1D)
                {
                    boolean flag1 = flag && itemstack.getItem() instanceof ItemArrow; //Forge: Fix consuming custom arrows.

                    if (!worldIn.isRemote)
                    {
                        //Need to do some stuffs
                        ItemArrow itemarrow = ((ItemArrow) (itemstack.getItem() instanceof ItemArrow ? itemstack.getItem() : Items.arrow));
                        EntityArrow entityarrow = itemarrow.createArrow(worldIn, itemstack, entityplayer);
                        entityarrow.func_184547_a(entityplayer, entityplayer.rotationPitch, entityplayer.rotationYaw, 0.0F, arrowVelocity * 3.0F, 1.0F);

                        if (arrowVelocity == 1.0F)
                        {
                            entityarrow.setIsCritical(true);
                        }

                        int j = EnchantmentHelper.getEnchantmentLevel(Enchantments.power, stack);

                        if (j > 0)
                        {
                            entityarrow.setDamage(entityarrow.getDamage() + (double) j * 0.5D + 0.5D);
                        }

                        int k = EnchantmentHelper.getEnchantmentLevel(Enchantments.punch, stack);

                        if (k > 0)
                        {
                            entityarrow.setKnockbackStrength(k);
                        }

                        if (EnchantmentHelper.getEnchantmentLevel(Enchantments.flame, stack) > 0)
                        {
                            entityarrow.setFire(100);
                        }

                        stack.damageItem(1, entityplayer);

                        if (flag1)
                        {
                            entityarrow.canBePickedUp = EntityArrow.PickupStatus.CREATIVE_ONLY;
                        }

                        worldIn.spawnEntityInWorld(entityarrow);
                    }

                    worldIn.playSound(null, entityplayer.posX, entityplayer.posY, entityplayer.posZ, SoundEvents.entity_arrow_shoot, SoundCategory.NEUTRAL, 1.0F, 1.0F / (itemRand.nextFloat() * 0.4F + 1.2F) + arrowVelocity * 0.5F);

                    if (!flag1)
                    {
                        --itemstack.stackSize;

                        if (itemstack.stackSize == 0)
                        {
                            entityplayer.inventory.deleteStack(itemstack);
                        }
                    }

                    entityplayer.addStat(StatList.getObjectUseStats(this));
                }
            }
        }
    }

    protected ItemStack getFiredArrow(EntityPlayer player)
    {
        if (this.isArrow(player.getHeldItem(EnumHand.OFF_HAND)))
        {
            return player.getHeldItem(EnumHand.OFF_HAND);
        } else if (this.isArrow(player.getHeldItem(EnumHand.MAIN_HAND)))
        {
            return player.getHeldItem(EnumHand.MAIN_HAND);
        } else
        {
            for (int i = 0; i < player.inventory.getSizeInventory(); ++i)
            {
                ItemStack itemstack = player.inventory.getStackInSlot(i);

                if (this.isArrow(itemstack))
                {
                    return itemstack;
                }
            }

            return null;
        }
    }
}