/**
* 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.transport.pipes;
import java.util.Arrays;
import java.util.List;
import net.minecraft.entity.Entity;
import net.minecraft.entity.item.EntityItem;
import net.minecraft.entity.item.EntityMinecartChest;
import net.minecraft.entity.projectile.EntityArrow;
import net.minecraft.init.Items;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.AxisAlignedBB;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraftforge.common.util.ForgeDirection;
import cofh.api.energy.IEnergyHandler;
import buildcraft.BuildCraftTransport;
import buildcraft.api.core.IIconProvider;
import buildcraft.api.core.Position;
import buildcraft.core.RFBattery;
import buildcraft.core.inventory.ITransactor;
import buildcraft.core.inventory.Transactor;
import buildcraft.core.inventory.filters.StackFilter;
import buildcraft.core.proxy.CoreProxy;
import buildcraft.transport.Pipe;
import buildcraft.transport.PipeIconProvider;
import buildcraft.transport.PipeTransportItems;
import buildcraft.transport.TravelingItem;
import buildcraft.transport.pipes.events.PipeEventItem;
import buildcraft.transport.utils.TransportUtils;
public class PipeItemsObsidian extends Pipe<PipeTransportItems> implements IEnergyHandler {
private RFBattery battery = new RFBattery(2560, 640, 0);
private int[] entitiesDropped;
private int entitiesDroppedIndex = 0;
public PipeItemsObsidian(Item item) {
super(new PipeTransportItems(), item);
entitiesDropped = new int[32];
Arrays.fill(entitiesDropped, -1);
}
@Override
@SideOnly(Side.CLIENT)
public IIconProvider getIconProvider() {
return BuildCraftTransport.instance.pipeIconProvider;
}
@Override
public int getIconIndex(ForgeDirection direction) {
return PipeIconProvider.TYPE.PipeItemsObsidian.ordinal();
}
@Override
public void onEntityCollidedWithBlock(Entity entity) {
super.onEntityCollidedWithBlock(entity);
if (entity.isDead) {
return;
}
if (canSuck(entity, 0)) {
pullItemIntoPipe(entity, 0);
}
}
private AxisAlignedBB getSuckingBox(ForgeDirection orientation, int distance) {
if (orientation == ForgeDirection.UNKNOWN) {
return null;
}
Position p1 = new Position(container.xCoord, container.yCoord, container.zCoord, orientation);
Position p2 = new Position(container.xCoord, container.yCoord, container.zCoord, orientation);
switch (orientation) {
case EAST:
p1.x += distance;
p2.x += 1 + distance;
break;
case WEST:
p1.x -= distance - 1;
p2.x -= distance;
break;
case UP:
case DOWN:
p1.x += distance + 1;
p2.x -= distance;
p1.z += distance + 1;
p2.z -= distance;
break;
case SOUTH:
p1.z += distance;
p2.z += distance + 1;
break;
case NORTH:
default:
p1.z -= distance - 1;
p2.z -= distance;
break;
}
switch (orientation) {
case EAST:
case WEST:
p1.y += distance + 1;
p2.y -= distance;
p1.z += distance + 1;
p2.z -= distance;
break;
case UP:
p1.y += distance + 1;
p2.y += distance;
break;
case DOWN:
p1.y -= distance - 1;
p2.y -= distance;
break;
case SOUTH:
case NORTH:
default:
p1.y += distance + 1;
p2.y -= distance;
p1.x += distance + 1;
p2.x -= distance;
break;
}
Position min = p1.min(p2);
Position max = p1.max(p2);
return AxisAlignedBB.getBoundingBox(min.x, min.y, min.z, max.x, max.y, max.z);
}
@Override
public void updateEntity () {
super.updateEntity();
if (battery.getEnergyStored() > 0) {
for (int j = 1; j < 5; ++j) {
if (suckItem(j)) {
return;
}
}
battery.useEnergy(0, 5, false);
}
}
private boolean suckItem(int distance) {
AxisAlignedBB box = getSuckingBox(getOpenOrientation(), distance);
if (box == null) {
return false;
}
List<Entity> discoveredEntities = container.getWorldObj().getEntitiesWithinAABB(Entity.class, box);
for (Entity entity : discoveredEntities) {
if (canSuck(entity, distance)) {
pullItemIntoPipe(entity, distance);
return true;
}
if (distance == 1 && entity instanceof EntityMinecartChest) {
EntityMinecartChest cart = (EntityMinecartChest) entity;
if (!cart.isDead) {
ITransactor trans = Transactor.getTransactorFor(cart);
ForgeDirection openOrientation = getOpenOrientation();
ItemStack stack = trans.remove(StackFilter.ALL, openOrientation, false);
if (stack != null && battery.useEnergy(10, 10, false) > 0) {
trans.remove(StackFilter.ALL, openOrientation, true);
EntityItem entityitem = new EntityItem(container.getWorldObj(), cart.posX, cart.posY + 0.3F, cart.posZ, stack);
entityitem.delayBeforeCanPickup = 10;
container.getWorldObj().spawnEntityInWorld(entityitem);
pullItemIntoPipe(entityitem, 1);
return true;
}
}
}
}
return false;
}
public void pullItemIntoPipe(Entity entity, int distance) {
if (container.getWorldObj().isRemote) {
return;
}
ForgeDirection orientation = getOpenOrientation().getOpposite();
if (orientation != ForgeDirection.UNKNOWN) {
container.getWorldObj().playSoundAtEntity(entity, "random.pop", 0.2F, ((container.getWorldObj().rand.nextFloat() - container.getWorldObj().rand.nextFloat()) * 0.7F + 1.0F) * 2.0F);
ItemStack stack = null;
double speed = 0.01F;
if (entity instanceof EntityItem) {
EntityItem item = (EntityItem) entity;
ItemStack contained = item.getEntityItem();
if (contained == null) {
return;
}
CoreProxy.proxy.obsidianPipePickup(container.getWorldObj(), item, this.container);
int energyUsed = Math.min(10 * contained.stackSize * distance, battery.getEnergyStored());
if (distance == 0 || energyUsed / distance / 10 == contained.stackSize) {
stack = contained;
CoreProxy.proxy.removeEntity(entity);
} else {
stack = contained.splitStack(energyUsed / distance / 10);
}
speed = Math.sqrt(item.motionX * item.motionX + item.motionY * item.motionY + item.motionZ * item.motionZ);
speed = speed / 2F - 0.05;
if (speed < 0.01) {
speed = 0.01;
}
} else if (entity instanceof EntityArrow && battery.useEnergy(distance * 10, distance * 10, false) > 0) {
stack = new ItemStack(Items.arrow, 1);
CoreProxy.proxy.removeEntity(entity);
} else {
return;
}
if (stack == null) {
return;
}
TravelingItem item = TravelingItem.make(container.xCoord + 0.5, container.yCoord + TransportUtils.getPipeFloorOf(stack), container.zCoord + 0.5, stack);
item.setSpeed((float) speed);
transport.injectItem(item, orientation);
}
}
public void eventHandler(PipeEventItem.DropItem event) {
if (entitiesDroppedIndex + 1 >= entitiesDropped.length) {
entitiesDroppedIndex = 0;
} else {
entitiesDroppedIndex++;
}
entitiesDropped[entitiesDroppedIndex] = event.entity.getEntityId();
}
public boolean canSuck(Entity entity, int distance) {
if (!entity.isEntityAlive()) {
return false;
}
if (entity instanceof EntityItem) {
EntityItem item = (EntityItem) entity;
if (item.getEntityItem().stackSize <= 0) {
return false;
}
for (int element : entitiesDropped) {
if (item.getEntityId() == element) {
return false;
}
}
return battery.getEnergyStored() >= distance * 10;
} else if (entity instanceof EntityArrow) {
EntityArrow arrow = (EntityArrow) entity;
return arrow.canBePickedUp == 1 && battery.getEnergyStored() >= distance * 10;
}
return false;
}
@Override
public boolean canConnectEnergy(ForgeDirection from) {
return true;
}
@Override
public int receiveEnergy(ForgeDirection from, int maxReceive,
boolean simulate) {
return battery.receiveEnergy(maxReceive, simulate);
}
@Override
public int extractEnergy(ForgeDirection from, int maxExtract,
boolean simulate) {
return 0;
}
@Override
public int getEnergyStored(ForgeDirection from) {
return battery.getEnergyStored();
}
@Override
public int getMaxEnergyStored(ForgeDirection from) {
return battery.getMaxEnergyStored();
}
}