BloodMagic/src/main/java/WayofTime/bloodmagic/item/ItemBoundAxe.java

package WayofTime.bloodmagic.item;

import WayofTime.bloodmagic.util.BlockStack;
import WayofTime.bloodmagic.util.ItemStackWrapper;
import WayofTime.bloodmagic.util.helper.NetworkHelper;
import WayofTime.bloodmagic.client.IMeshProvider;
import WayofTime.bloodmagic.client.mesh.CustomMeshDefinitionActivatable;
import com.google.common.collect.HashMultiset;
import com.google.common.collect.Multimap;
import com.google.common.collect.Sets;
import net.minecraft.block.Block;
import net.minecraft.block.BlockLeaves;
import net.minecraft.block.material.Material;
import net.minecraft.block.state.IBlockState;
import net.minecraft.client.renderer.ItemMeshDefinition;
import net.minecraft.enchantment.EnchantmentHelper;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.SharedMonsterAttributes;
import net.minecraft.entity.ai.attributes.AttributeModifier;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.init.Enchantments;
import net.minecraft.inventory.EntityEquipmentSlot;
import net.minecraft.item.ItemStack;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.World;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.world.BlockEvent;
import net.minecraftforge.fml.common.eventhandler.Event;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

import javax.annotation.Nullable;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;

public class ItemBoundAxe extends ItemBoundTool implements IMeshProvider {
    private static final Set<Block> EFFECTIVE_ON = Sets.newHashSet(Blocks.PLANKS, Blocks.BOOKSHELF, Blocks.LOG, Blocks.LOG2, Blocks.CHEST, Blocks.PUMPKIN, Blocks.LIT_PUMPKIN, Blocks.MELON_BLOCK, Blocks.LADDER);

    public ItemBoundAxe() {
        super("axe", 7, EFFECTIVE_ON);
    }

    @Override
    public boolean hitEntity(ItemStack stack, EntityLivingBase target, EntityLivingBase attacker) {
        return true;
    }

    @Override
    public boolean onBlockDestroyed(ItemStack stack, World world, IBlockState block, BlockPos pos, EntityLivingBase entityLiving) {
        return true;
    }

    @Override
    protected void onBoundRelease(ItemStack stack, World world, EntityPlayer player, int charge) {
        if (world.isRemote)
            return;

        boolean silkTouch = EnchantmentHelper.getEnchantmentLevel(Enchantments.SILK_TOUCH, stack) > 0;
        int fortuneLvl = EnchantmentHelper.getEnchantmentLevel(Enchantments.FORTUNE, stack);
        int range = charge / 6; //Charge is a max of 30 - want 5 to be the max

        HashMultiset<ItemStackWrapper> drops = HashMultiset.create();

        BlockPos playerPos = player.getPosition();

        for (int i = -range; i <= range; i++) {
            for (int j = 0; j <= 2 * range; j++) {
                for (int k = -range; k <= range; k++) {
                    BlockPos blockPos = playerPos.add(i, j, k);
                    BlockStack blockStack = BlockStack.getStackFromPos(world, blockPos);

                    if (blockStack.getBlock().isAir(blockStack.getState(), world, blockPos))
                        continue;

                    if (blockStack.getState().getMaterial() != Material.WOOD && !EFFECTIVE_ON.contains(blockStack.getBlock()))
                        continue;

                    BlockEvent.BreakEvent event = new BlockEvent.BreakEvent(world, blockPos, blockStack.getState(), player);
                    if (MinecraftForge.EVENT_BUS.post(event) || event.getResult() == Event.Result.DENY)
                        continue;

                    if (blockStack.getState().getBlockHardness(world, blockPos) != -1.0F) {
                        float strengthVsBlock = getDestroySpeed(stack, blockStack.getState());

                        if (strengthVsBlock > 1.1F || blockStack.getBlock() instanceof BlockLeaves && world.canMineBlockBody(player, blockPos)) {
                            if (silkTouch && blockStack.getBlock().canSilkHarvest(world, blockPos, world.getBlockState(blockPos), player))
                                drops.add(new ItemStackWrapper(blockStack));
                            else {
                                List<ItemStack> itemDrops = blockStack.getBlock().getDrops(world, blockPos, world.getBlockState(blockPos), fortuneLvl);

                                for (ItemStack stacks : itemDrops)
                                    drops.add(ItemStackWrapper.getHolder(stacks));
                            }

                            world.setBlockToAir(blockPos);
                        }
                    }
                }
            }
        }

        NetworkHelper.getSoulNetwork(player).syphonAndDamage(player, (int) (charge * charge * charge / 2.7));
        world.createExplosion(player, playerPos.getX(), playerPos.getY(), playerPos.getZ(), 0.1F, false);
        dropStacks(drops, world, playerPos.add(0, 1, 0));
    }

    @Override
    public Multimap<String, AttributeModifier> getAttributeModifiers(EntityEquipmentSlot equipmentSlot, ItemStack stack) {
        Multimap<String, AttributeModifier> multimap = super.getItemAttributeModifiers(equipmentSlot);
        if (equipmentSlot == EntityEquipmentSlot.MAINHAND) {
            multimap.put(SharedMonsterAttributes.ATTACK_DAMAGE.getName(), new AttributeModifier(ATTACK_DAMAGE_MODIFIER, "Weapon modifier", getActivated(stack) ? 11 : 2, 0));
            multimap.put(SharedMonsterAttributes.ATTACK_SPEED.getName(), new AttributeModifier(ATTACK_SPEED_MODIFIER, "Tool modifier", -3.0, 0));
        }
        return multimap;
    }

    @Override
    @SideOnly(Side.CLIENT)
    public ItemMeshDefinition getMeshDefinition() {
        return new CustomMeshDefinitionActivatable("bound_axe");
    }

    @Nullable
    @Override
    public ResourceLocation getCustomLocation() {
        return null;
    }

    @Override
    public List<String> getVariants() {
        List<String> ret = new ArrayList<String>();
        ret.add("active=true");
        ret.add("active=false");
        return ret;
    }
}