ItemDeathmeal.java

package minestrapteam.mods.minestrappolation.item;

import minestrapteam.mods.minestrappolation.block.BlockBush;
import minestrapteam.mods.minestrappolation.block.BlockCarvedPumpkin;
import minestrapteam.mods.minestrappolation.block.BlockWitherAsh;
import minestrapteam.mods.minestrappolation.lib.MBlocks;
import net.minecraft.block.Block;
import net.minecraft.block.BlockCrops;
import net.minecraft.block.state.IBlockState;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.BlockPos;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.EnumParticleTypes;
import net.minecraft.world.World;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

import java.util.Random;

public class ItemDeathmeal extends Item
{
	public ItemDeathmeal()
	{
	}

	@Override
	public boolean onItemUse(ItemStack stack, EntityPlayer playerIn, World worldIn, BlockPos pos, EnumFacing side, float hitX, float hitY, float hitZ)
	{
		if (!playerIn.canPlayerEdit(pos.offset(side), side, stack))
		{
			return false;
		}
		else
		{
			if (applyBonemeal(stack, worldIn, pos, playerIn))
			{
				if (!worldIn.isRemote)
				{
					worldIn.playAuxSFX(2005, pos, 0);
				}

				return true;
			}
			return false;
		}
	}

	public static int isOrganic(IBlockState iblockstate)
	{
		if (iblockstate.getBlock() == Blocks.cactus ||
			    iblockstate.getBlock() == Blocks.leaves ||
			    iblockstate.getBlock() == Blocks.leaves2 ||
			    iblockstate.getBlock() == Blocks.melon_block ||
			    iblockstate.getBlock() == Blocks.brown_mushroom_block ||
			    iblockstate.getBlock() == Blocks.red_mushroom_block ||
			    iblockstate.getBlock() == Blocks.pumpkin ||
			    iblockstate.getBlock() == Blocks.lit_pumpkin ||
			    iblockstate.getBlock() == Blocks.hay_block ||
			    iblockstate.getBlock() == Blocks.log ||
			    iblockstate.getBlock() == Blocks.log2 ||
			    iblockstate.getBlock() == MBlocks.ministrapp_leaves ||
			    iblockstate.getBlock() == MBlocks.ministrapp_log ||
			    iblockstate.getBlock() == MBlocks.huge_green_glowshroom ||
			    iblockstate.getBlock() == MBlocks.huge_purple_glowshroom ||
			    iblockstate.getBlock() instanceof BlockCarvedPumpkin ||
			    iblockstate.getBlock() == MBlocks.meat_block ||
			    iblockstate.getBlock() == MBlocks.melon_bricks ||
			    iblockstate.getBlock() == MBlocks.terracreep)
		{
			return 8;
		}
		else if (iblockstate.getBlock() == Blocks.cocoa ||
			         iblockstate.getBlock() == Blocks.double_plant ||
			         iblockstate.getBlock() == Blocks.sapling ||
			         iblockstate.getBlock() == Blocks.reeds ||
			         iblockstate.getBlock() == Blocks.vine ||
			         iblockstate.getBlock() == MBlocks.ministrapp_sapling ||
			         iblockstate.getBlock() == MBlocks.dead_branch ||
			         iblockstate.getBlock() == MBlocks.hanging_moss ||
			         iblockstate.getBlock() == MBlocks.hanging_glow_moss ||
			         iblockstate.getBlock() == MBlocks.seaweed)
		{
			return 4;
		}
		else if (iblockstate.getBlock() == Blocks.deadbush ||
			         iblockstate.getBlock() == Blocks.tallgrass ||
			         iblockstate.getBlock() == Blocks.red_flower ||
			         iblockstate.getBlock() == Blocks.yellow_flower ||
			         iblockstate.getBlock() == Blocks.waterlily ||
			         iblockstate.getBlock() == Blocks.red_mushroom ||
			         iblockstate.getBlock() == Blocks.brown_mushroom ||
			         iblockstate.getBlock() == MBlocks.shrub_grass ||
			         iblockstate.getBlock() == MBlocks.moss ||
			         iblockstate.getBlock() == MBlocks.green_glowshroom ||
			         iblockstate.getBlock() == MBlocks.purple_glowshroom)
		{
			return 1;
		}
		else if (iblockstate.getBlock() instanceof BlockCrops)
		{
			return iblockstate.getValue(BlockCrops.AGE).intValue() + 1;
		}
		else if (iblockstate.getBlock() instanceof BlockBush)
		{
			return iblockstate.getValue(BlockBush.AGE).intValue() + 1;
		}
		else
		{
			return 0;
		}
	}

	public static boolean applyBonemeal(ItemStack stack, World worldIn, BlockPos target)
	{
		if (worldIn instanceof net.minecraft.world.WorldServer)
			return applyBonemeal(stack, worldIn, target, net.minecraftforge.common.util.FakePlayerFactory
				                                             .getMinecraft((net.minecraft.world.WorldServer) worldIn));
		return false;
	}

	public static boolean applyBonemeal(ItemStack stack, World worldIn, BlockPos target, EntityPlayer player)
	{
		IBlockState iblockstate = worldIn.getBlockState(target);

		int hook = net.minecraftforge.event.ForgeEventFactory
			           .onApplyBonemeal(player, worldIn, target, iblockstate, stack);
		if (hook != 0)
			return hook > 0;

		if (isOrganic(iblockstate) != 0)
		{
			Random rand = new Random();
			BlockPos pos1 = target;
			int dir = 0;
			int checks = rand.nextInt(6);
			for (int i = isOrganic(iblockstate); i != 0; i = isOrganic(worldIn.getBlockState(pos1)))
			{
				worldIn.setBlockState(pos1, MBlocks.wither_ash.getDefaultState().withProperty(BlockWitherAsh.LAYERS,
				                                                                              isOrganic(worldIn
					                                                                                        .getBlockState(
						                                                                                        pos1))));
				dir = rand.nextInt(6);
				if (dir == 0)
					pos1 = pos1.up();
				else if (dir == 1)
					pos1 = pos1.down();
				else if (dir == 2)
					pos1 = pos1.north();
				else if (dir == 3)
					pos1 = pos1.east();
				else if (dir == 4)
					pos1 = pos1.south();
				else
					pos1 = pos1.west();
			}
			return true;
		}

		return false;
	}

	@SideOnly(Side.CLIENT)
	public static void spawnBonemealParticles(World worldIn, BlockPos pos, int amount)
	{
		if (amount == 0)
		{
			amount = 15;
		}

		Block block = worldIn.getBlockState(pos).getBlock();

		if (block.isAir(worldIn, pos))
		{
			block.setBlockBoundsBasedOnState(worldIn, pos);

			for (int j = 0; j < amount; ++j)
			{
				double d0 = itemRand.nextGaussian() * 0.02D;
				double d1 = itemRand.nextGaussian() * 0.02D;
				double d2 = itemRand.nextGaussian() * 0.02D;
				worldIn.spawnParticle(EnumParticleTypes.SPELL_INSTANT,
				                      (double) ((float) pos.getX() + itemRand.nextFloat()),
				                      (double) pos.getY() + (double) itemRand.nextFloat() * block.getBlockBoundsMaxY(),
				                      (double) ((float) pos.getZ() + itemRand.nextFloat()), d0, d1, d2);
			}
		}
		else
		{
			for (int i1 = 0; i1 < amount; ++i1)
			{
				double d0 = itemRand.nextGaussian() * 0.02D;
				double d1 = itemRand.nextGaussian() * 0.02D;
				double d2 = itemRand.nextGaussian() * 0.02D;
				worldIn.spawnParticle(EnumParticleTypes.SPELL_INSTANT,
				                      (double) ((float) pos.getX() + itemRand.nextFloat()),
				                      (double) pos.getY() + (double) itemRand.nextFloat() * 1.0f,
				                      (double) ((float) pos.getZ() + itemRand.nextFloat()), d0, d1, d2);
			}
		}
	}
}