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package com.detrav.events;
import cpw.mods.fml.common.FMLCommonHandler;
import cpw.mods.fml.common.eventhandler.SubscribeEvent;
import net.minecraft.block.Block;
//import net.minecraft.client.Minecraft;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.init.Blocks;
import net.minecraft.item.ItemStack;
import net.minecraft.item.ItemSword;
import net.minecraft.network.Packet;
import net.minecraft.network.play.server.S23PacketBlockChange;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.ChatComponentText;
import net.minecraft.util.MathHelper;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.util.Vec3;
import net.minecraft.world.World;
import net.minecraft.world.WorldSettings;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.world.BlockEvent;
/**
* Created by wital_000 on 13.04.2016.
*/
public class BlockBreakEventHandler {
@SubscribeEvent
public void onBreakBlock(BlockEvent.BreakEvent ev) {
if (ev.isCanceled())
return;
if(ev instanceof DetravBlockBreakEvent)
return;
if (!ev.world.isRemote) {
EntityPlayer player = ev.getPlayer();
if((player instanceof EntityPlayerMP) && ((EntityPlayerMP)player).theItemInWorldManager.getGameType() != WorldSettings.GameType.SURVIVAL)
return;
if(player.capabilities.isCreativeMode)
return;
Vec3 vec3 = Vec3.createVectorHelper(player.posX, player.posY + 1.62f, player.posZ);
Vec3 vec31 = ev.getPlayer().getLook(1.0F);
Vec3 vec32 = vec3.addVector(vec31.xCoord * 4.5F, vec31.yCoord * 4.5F, vec31.zCoord * 4.5F);
int side = rayTrace(ev.world, ev.block,ev.blockMetadata,vec3, vec32,ev.x,ev.y,ev.z, false, false, true);
//ev.getPlayer().addChatMessage(new ChatComponentText(ev.block.getLocalizedName() + " | " + ev.getPlayer().rotationYaw + " | " + ev.getPlayer().rotationPitch));
//ev.getPlayer().addChatMessage(new ChatComponentText(ev.block.getLocalizedName() + " | " + side));
switch (side) {
case 0:
case 1:
// if (ev.getPlayer().rotationPitch > 45 || ev.getPlayer().rotationPitch < -45) {
for (int i = ev.x - 1; i <= ev.x + 1; i++)
for (int j = ev.z - 1; j <= ev.z + 1; j++)
if (i != ev.x || j != ev.z)
tryHarvestBlock(i, ev.y, j, ev);
break;
// and (-45 > x > -135) and (-135 > x > -225) and (-225 > x > -315) or (-315 > x > -45)
// } else if ((-135 <= ev.getPlayer().rotationYaw && ev.getPlayer().rotationYaw <= -45) || (-315 <= ev.getPlayer().rotationYaw && ev.getPlayer().rotationYaw <= -225)) {
case 4:
case 5:
for (int i = ev.z - 1; i <= ev.z + 1; i++)
for (int j = ev.y - 1; j <= ev.y + 1; j++)
if (i != ev.z || j != ev.y)
tryHarvestBlock(ev.x, j, i, ev);
break;
// } else if ((-225 <= ev.getPlayer().rotationYaw && ev.getPlayer().rotationYaw <= -135) || -45 <= ev.getPlayer().rotationYaw || ev.getPlayer().rotationYaw <= -315) {
case 2:
case 3:
for (int i = ev.x - 1; i <= ev.x + 1; i++)
for (int j = ev.y - 1; j <= ev.y + 1; j++)
if (i != ev.x || j != ev.y)
tryHarvestBlock(i, j, ev.z, ev);
break;
// } else
// ev.getPlayer().addChatMessage(new ChatComponentText("Unknown | yaw = " + ev.getPlayer().rotationYaw + " | pitch = " + ev.getPlayer().rotationPitch));
}
}
}
static private boolean tryHarvestBlock(int x, int y, int z,BlockEvent.BreakEvent event2) {
if (!(event2.getPlayer() instanceof EntityPlayerMP))
return false;
EntityPlayer thisPlayerMP = event2.getPlayer();
ItemStack stack = thisPlayerMP.getCurrentEquippedItem();
if(stack == null ) return false;
World theWorld = event2.world;
Block block = theWorld.getBlock(x, y, z);
if (!stack.getItem().canHarvestBlock(block, stack))
return false;
BlockEvent.BreakEvent event = onDetravBlockBreakEvent(event2.world, WorldSettings.GameType.SURVIVAL, (EntityPlayerMP) event2.getPlayer(), x, y, z);
if (event.isCanceled())
return false;
if (stack != null && stack.getItem().onBlockStartBreak(stack, x, y, z, thisPlayerMP)) {
return false;
}
int l = theWorld.getBlockMetadata(x, y, z);
theWorld.playAuxSFXAtEntity(thisPlayerMP, 2001, x, y, z, Block.getIdFromBlock(block) + (theWorld.getBlockMetadata(x, y, z) << 12));
boolean flag = false;
ItemStack itemstack = thisPlayerMP.getCurrentEquippedItem();
boolean flag1 = block.canHarvestBlock(thisPlayerMP, l);
if (itemstack != null) {
itemstack.func_150999_a(theWorld, block, x, y, z, thisPlayerMP);
if (itemstack.stackSize == 0) {
thisPlayerMP.destroyCurrentEquippedItem();
}
}
flag = removeBlock(x, y, z, flag1, event);
if (flag && flag1) {
block.harvestBlock(theWorld, thisPlayerMP, x, y, z, l);
}
if (flag && event != null) {
block.dropXpOnBlockBreak(theWorld, x, y, z, event.getExpToDrop());
}
return flag;
}
static private boolean removeBlock(int x, int y, int z, boolean canHarvest,BlockEvent.BreakEvent event)
{
World theWorld = event.world;
EntityPlayer thisPlayerMP = event.getPlayer();
Block block = theWorld.getBlock(x, y, z);
int l = theWorld.getBlockMetadata(x, y, z);
block.onBlockHarvested(theWorld, x, y, z, l, thisPlayerMP);
boolean flag = block.removedByPlayer(theWorld, thisPlayerMP, x, y, z, canHarvest);
if (flag)
{
block.onBlockDestroyedByPlayer(theWorld, x, y, z, l);
}
return flag;
}
public static BlockEvent.BreakEvent onDetravBlockBreakEvent(World world, WorldSettings.GameType gameType, EntityPlayerMP entityPlayer, int x, int y, int z)
{
// Logic from tryHarvestBlock for pre-canceling the event
boolean preCancelEvent = false;
if (gameType.isAdventure() && !entityPlayer.isCurrentToolAdventureModeExempt(x, y, z))
{
preCancelEvent = true;
}
else if (gameType.isCreative() && entityPlayer.getHeldItem() != null && entityPlayer.getHeldItem().getItem() instanceof ItemSword)
{
preCancelEvent = true;
}
// Tell client the block is gone immediately then process events
if (world.getTileEntity(x, y, z) == null)
{
S23PacketBlockChange packet = new S23PacketBlockChange(x, y, z, world);
packet.field_148883_d = Blocks.air;
packet.field_148884_e = 0;
entityPlayer.playerNetServerHandler.sendPacket(packet);
}
// Post the block break event
Block block = world.getBlock(x, y, z);
int blockMetadata = world.getBlockMetadata(x, y, z);
BlockEvent.BreakEvent event = new DetravBlockBreakEvent(x, y, z, world, block, blockMetadata, entityPlayer);
event.setCanceled(preCancelEvent);
MinecraftForge.EVENT_BUS.post(event);
// Handle if the event is canceled
if (event.isCanceled())
{
// Let the client know the block still exists
entityPlayer.playerNetServerHandler.sendPacket(new S23PacketBlockChange(x, y, z, world));
// Update any tile entity data for this block
TileEntity tileentity = world.getTileEntity(x, y, z);
if (tileentity != null)
{
Packet pkt = tileentity.getDescriptionPacket();
if (pkt != null)
{
entityPlayer.playerNetServerHandler.sendPacket(pkt);
}
}
}
return event;
}
static int rayTrace(World w,Block block,int blockMetadata,Vec3 playerPos, Vec3 lookAtPos, int xBlock,int yBlock, int zBlock, boolean unknownVar1, boolean unknownVar2, boolean unknownVar3) {
if (!Double.isNaN(playerPos.xCoord) && !Double.isNaN(playerPos.yCoord) && !Double.isNaN(playerPos.zCoord))
if (!Double.isNaN(lookAtPos.xCoord) && !Double.isNaN(lookAtPos.yCoord) && !Double.isNaN(lookAtPos.zCoord)) {
if ((!unknownVar2 || block.getCollisionBoundingBoxFromPool(w, xBlock, yBlock, zBlock) != null) && block.canCollideCheck(blockMetadata, unknownVar1)) {
MovingObjectPosition movingobjectposition = block.collisionRayTrace(w, xBlock, yBlock, zBlock, playerPos, lookAtPos);
if (movingobjectposition != null) {
return movingobjectposition.sideHit;
}
}
return -1;
}
return -1;
}
static boolean inited = false;
public static void register()
{
if(!inited) {
inited = true;
BlockBreakEventHandler handler = new BlockBreakEventHandler();
MinecraftForge.EVENT_BUS.register(handler);
FMLCommonHandler.instance().bus().register(handler);
}
}
}
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