equivalent-exchange-3/src/main/java/com/pahimar/ee3/handler/WorldTransmutationHandler.java

package com.pahimar.ee3.handler;

import com.pahimar.ee3.api.event.WorldTransmutationEvent;
import com.pahimar.ee3.util.TransmutationHelper;

import cpw.mods.fml.common.eventhandler.SubscribeEvent;
import net.minecraft.block.Block;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.common.util.ForgeDirection;

public class WorldTransmutationHandler {
    public static void handleWorldTransmutation(EntityPlayer thePlayer, int originX, int originY, int originZ, byte rangeX, byte rangeY, byte rangeZ, ForgeDirection sideHit, Block block, int metadata) {
        //actionRequestEvent actionRequestEvent = null;
        WorldTransmutationEvent actionEvent = null;
        int lowerBoundX = -1 * rangeX / 2;
        int upperBoundX = -1 * lowerBoundX;
        int lowerBoundY = -1 * rangeY / 2;
        int upperBoundY = -1 * lowerBoundY;
        int lowerBoundZ = -1 * rangeZ / 2;
        int upperBoundZ = -1 * lowerBoundZ;
        boolean anySuccess = false;
        double xShift = 0.0;
        double yShift = 0.0;
        double zShift = 0.0;
        int xSign = 1;
        int ySign = 1;
        int zSign = 1;
        switch (sideHit) {
            case UP: {
                yShift = 1.5;
                break;
            }
            case DOWN: {
                yShift = 0.1;
                ySign = -1;
                break;
            }
            case NORTH: {
                zShift = 1.0;
                zSign = -1;
                break;
            }
            case SOUTH: {
                zShift = 1.0;
                break;
            }
            case EAST: {
                xShift = 1.0;
                break;
            }
            case WEST: {
                xShift = 1.0;
                xSign = -1;
            }
        }
        for (int x = lowerBoundX; x <= upperBoundX; ++x) {
            for (int y = lowerBoundY; y <= upperBoundY; ++y) {
                for (int z = lowerBoundZ; z <= upperBoundZ; ++z) {
                    actionEvent = new WorldTransmutationEvent(originX + x, originY + y, originZ + z, thePlayer.worldObj, block, metadata, sideHit, thePlayer);
                    if (actionEvent != null) {
                        //actionRequestEvent = new ActionRequestEvent(thePlayer, actionEvent, originX + x, originY + y, originZ + z, sideHit);
                        //MinecraftForge.EVENT_BUS.post(actionRequestEvent);
                        //if (actionRequestEvent.allowEvent != Event.Result.DENY) {
                            MinecraftForge.EVENT_BUS.post(actionEvent);
                        //}
                        /*if (actionEvent.actionResult == ActionEvent.ActionResult.SUCCESS) {
                            if (!anySuccess) {
                                anySuccess = true;
                            }
                            PacketDispatcher.sendPacketToAllAround((double)(originX + x), (double)(originY + y), (double)(originZ + z), 64.0, ((Entity)thePlayer).worldObj.provider.dimensionId, PacketTypeHandler.populatePacket(new PacketSpawnParticle("largesmoke", originX + x + xShift * xSign, originY + y + yShift * ySign, originZ + z + zShift * zSign, 0.0 * xSign, 0.05 * ySign, 0.0 * zSign)));
                            PacketDispatcher.sendPacketToAllAround((double)(originX + x), (double)(originY + y), (double)(originZ + z), 64.0, ((Entity)thePlayer).worldObj.provider.dimensionId, PacketTypeHandler.populatePacket(new PacketSpawnParticle("largeexplode", originX + x + xShift * xSign, originY + y + yShift * ySign, originZ + z + zShift * zSign, 0.0 * xSign, 0.15 * ySign, 0.0 * zSign)));
                        }
                        else if (actionEvent.actionResult == ActionEvent.ActionResult.FAILURE && actionEvent.world.func_72798_a(originX + x, originY + y, originZ + z) != 0) {
                            PacketDispatcher.sendPacketToAllAround((double)(originX + x), (double)(originY + y), (double)(originZ + z), 64.0, ((Entity)thePlayer).worldObj.provider.dimensionId, PacketTypeHandler.populatePacket(new PacketSpawnParticle("reddust", originX + x + xShift * xSign, originY + y + yShift * ySign, originZ + z + zShift * zSign, 0.0 * xSign, 0.05 * ySign, 0.0 * zSign)));
                            PacketDispatcher.sendPacketToAllAround((double)(originX + x), (double)(originY + y), (double)(originZ + z), 64.0, ((Entity)thePlayer).worldObj.provider.dimensionId, PacketTypeHandler.populatePacket(new PacketSpawnParticle("witchMagic", originX + x + xShift * xSign, originY + y + yShift * ySign, originZ + z + zShift * zSign, 0.0 * xSign, 0.05 * ySign, 0.0 * zSign)));
                        }*/
                    }
                }
            }
        }
        if (anySuccess) {
            //PacketDispatcher.sendPacketToAllAround((double)originX, (double)originY, (double)originZ, 64.0, ((Entity)thePlayer).worldObj.provider.dimensionId, PacketTypeHandler.populatePacket(new PacketSoundEvent(thePlayer.field_71092_bJ, "mods.ee3.sound.transmute", originX, originY, originZ, 0.5f, 1.0f)));
        }
        else {
            //PacketDispatcher.sendPacketToAllAround((double)originX, (double)originY, (double)originZ, 64.0, ((Entity)thePlayer).worldObj.provider.dimensionId, PacketTypeHandler.populatePacket(new PacketSoundEvent(thePlayer.field_71092_bJ, "mods.ee3.sound.fail", originX, originY, originZ, 1.5f, 1.5f)));
        }
    }
    
    @SubscribeEvent
    public void onWorldTransmutationEvent(WorldTransmutationEvent event) {
        Block block = event.world.getBlock(event.x, event.y, event.z);
        int meta = event.world.getBlockMetadata(event.x, event.y, event.z);
        boolean result = false;
        if (block != null) {
            meta = block.damageDropped(meta);
        }
        ItemStack worldStack = new ItemStack(block, 1, meta);
        ItemStack targetStack = new ItemStack(event.block, 1, event.blockMetadata);
        ItemStack handItem = event.player.getCurrentEquippedItem();
        if (!worldStack.isItemEqual(targetStack) && EquivalencyHandler.instance().areWorldEquivalent(worldStack, targetStack) && handItem != null && handItem.getItemDamage() <= handItem.getMaxDamage()) {
            result = TransmutationHelper.transmuteInWorld(event.world, event.player, handItem, event.x, event.y, event.z, event.block, event.blockMetadata);
        }
        if (result) {
            //event.actionResult = ActionEvent.ActionResult.SUCCESS;
            int currentSlot = event.player.inventory.currentItem;
            handItem.damageItem(1, event.player);
            if (handItem.stackSize < 1) {
                event.player.inventory.setInventorySlotContents(currentSlot, (ItemStack)null);
                //PacketDispatcher.sendPacketToPlayer(PacketTypeHandler.populatePacket(new PacketItemUpdate((byte)currentSlot, (byte)0)), (Player)event.player);
                event.player.worldObj.playSoundAtEntity(event.player, "random.break", 0.8f, 0.8f + event.player.worldObj.rand.nextFloat() * 0.4f);
            }
        }
        else {
            //event.actionResult = ActionEvent.ActionResult.FAILURE;
        }
    }
}