/**
* Copyright (c) 2011-2014, SpaceToad and the BuildCraft Team
* http://www.mod-buildcraft.com
*
* BuildCraft is distributed under the terms of the Minecraft Mod Public
* License 1.0, or MMPL. Please check the contents of the license located in
* http://www.mod-buildcraft.com/MMPL-1.0.txt
*/
package buildcraft.core.robots;
import net.minecraft.block.Block;
import net.minecraft.enchantment.EnchantmentHelper;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.world.WorldServer;
import net.minecraftforge.common.ForgeHooks;
import buildcraft.api.core.BlockIndex;
import buildcraft.api.robots.AIRobot;
import buildcraft.api.robots.EntityRobotBase;
import buildcraft.core.proxy.CoreProxy;
import buildcraft.core.utils.BlockUtil;
public class AIRobotBreak extends AIRobot {
public BlockIndex blockToBreak;
private float blockDamage = 0;
private Block block;
private int meta;
private float hardness;
private float speed;
public AIRobotBreak(EntityRobotBase iRobot) {
super(iRobot);
}
public AIRobotBreak(EntityRobotBase iRobot, BlockIndex iBlockToBreak) {
super(iRobot);
blockToBreak = iBlockToBreak;
}
@Override
public void start() {
robot.aimItemAt(blockToBreak.x, blockToBreak.y, blockToBreak.z);
robot.setItemActive(true);
block = robot.worldObj.getBlock(blockToBreak.x, blockToBreak.y, blockToBreak.z);
meta = robot.worldObj.getBlockMetadata(blockToBreak.x, blockToBreak.y, blockToBreak.z);
hardness = block.getBlockHardness(robot.worldObj, blockToBreak.x, blockToBreak.y, blockToBreak.z);
speed = getBreakSpeed(robot, robot.getHeldItem(), block, meta);
}
@Override
public void update() {
if (hardness == 0) {
// defensive code
terminate();
return;
}
blockDamage += speed / hardness / 30F;
if (blockDamage > 1.0F) {
robot.worldObj.destroyBlockInWorldPartially(robot.getEntityId(), blockToBreak.x,
blockToBreak.y, blockToBreak.z, -1);
blockDamage = 0;
if (robot.getHeldItem() != null) {
robot.getHeldItem().getItem()
.onBlockStartBreak(robot.getHeldItem(), blockToBreak.x, blockToBreak.y, blockToBreak.z,
CoreProxy.proxy.getBuildCraftPlayer((WorldServer) robot.worldObj).get());
}
BlockUtil.breakBlock((WorldServer) robot.worldObj, blockToBreak.x, blockToBreak.y, blockToBreak.z, 6000);
robot.worldObj.playAuxSFXAtEntity(null, 2001,
blockToBreak.x, blockToBreak.y, blockToBreak.z,
Block.getIdFromBlock(block) + (meta << 12));
if (robot.getHeldItem() != null) {
robot.getHeldItem().getItem()
.onBlockDestroyed(robot.getHeldItem(), robot.worldObj, block, blockToBreak.x,
blockToBreak.y, blockToBreak.z, robot);
if (robot.getHeldItem().getItemDamage() >= robot.getHeldItem().getMaxDamage()) {
robot.setItemInUse(null);
}
}
terminate();
} else {
robot.worldObj.destroyBlockInWorldPartially(robot.getEntityId(), blockToBreak.x,
blockToBreak.y, blockToBreak.z, (int) (blockDamage * 10.0F) - 1);
}
}
@Override
public void end() {
robot.setItemActive(false);
robot.worldObj.destroyBlockInWorldPartially(robot.getEntityId(), blockToBreak.x,
blockToBreak.y, blockToBreak.z, -1);
}
private float getBreakSpeed(EntityRobotBase robot, ItemStack usingItem, Block block, int meta) {
ItemStack stack = usingItem;
float f = stack == null ? 1.0F : stack.getItem().getDigSpeed(stack, block, meta);
if (f > 1.0F) {
int i = EnchantmentHelper.getEfficiencyModifier(robot);
ItemStack itemstack = usingItem;
if (i > 0 && itemstack != null) {
float f1 = i * i + 1;
boolean canHarvest = ForgeHooks.canToolHarvestBlock(block, meta, itemstack);
if (!canHarvest && f <= 1.0F) {
f += f1 * 0.08F;
} else {
f += f1;
}
}
}
return f;
}
@Override
public int getEnergyCost() {
return 20;
}
@Override
public void writeSelfToNBT(NBTTagCompound nbt) {
super.writeSelfToNBT(nbt);
if (blockToBreak != null) {
NBTTagCompound sub = new NBTTagCompound();
blockToBreak.writeTo(sub);
nbt.setTag("blockToBreak", sub);
}
}
@Override
public void loadSelfFromNBT(NBTTagCompound nbt) {
super.loadSelfFromNBT(nbt);
if (nbt.hasKey("blockToBreak")) {
blockToBreak = new BlockIndex(nbt.getCompoundTag("blockToBreak"));
}
}
}