/**
* Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
* http://www.mod-buildcraft.com
* <p/>
* 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.robotics.ai;
import net.minecraft.item.ItemStack;
import net.minecraftforge.common.util.ForgeDirection;
import buildcraft.api.core.IInvSlot;
import buildcraft.api.robots.AIRobot;
import buildcraft.api.robots.DockingStation;
import buildcraft.api.robots.EntityRobotBase;
import buildcraft.api.transport.IInjectable;
import buildcraft.core.lib.inventory.InventoryIterator;
import buildcraft.core.lib.inventory.filters.ArrayStackOrListFilter;
import buildcraft.robotics.statements.ActionRobotFilter;
import buildcraft.robotics.statements.ActionStationAcceptItems;
public class AIRobotUnload extends AIRobot {
private int waitedCycles = 0;
public AIRobotUnload(EntityRobotBase iRobot) {
super(iRobot);
}
@Override
public void update() {
waitedCycles++;
if (waitedCycles > 40) {
if (unload(robot, robot.getDockingStation(), true)) {
waitedCycles = 0;
} else {
setSuccess(!robot.containsItems());
terminate();
}
}
}
public static boolean unload(EntityRobotBase robot, DockingStation station, boolean doUnload) {
if (station == null) {
return false;
}
IInjectable output = station.getItemOutput();
if (output == null) {
return false;
}
ForgeDirection injectSide = station.getItemOutputSide();
if (!output.canInjectItems(injectSide)) {
return false;
}
for (IInvSlot robotSlot : InventoryIterator.getIterable(robot, ForgeDirection.UNKNOWN)) {
if (robotSlot.getStackInSlot() == null) {
continue;
}
if (!ActionRobotFilter
.canInteractWithItem(station, new ArrayStackOrListFilter(robotSlot.getStackInSlot()),
ActionStationAcceptItems.class)) {
continue;
}
ItemStack stack = robotSlot.getStackInSlot();
int used = output.injectItem(stack, doUnload, injectSide, null);
if (used > 0) {
if (doUnload) {
robotSlot.decreaseStackInSlot(used);
}
return true;
}
}
if (robot.getHeldItem() != null) {
if (!ActionRobotFilter
.canInteractWithItem(station, new ArrayStackOrListFilter(robot.getHeldItem()),
ActionStationAcceptItems.class)) {
return false;
}
ItemStack stack = robot.getHeldItem();
int used = output.injectItem(stack, doUnload, injectSide, null);
if (used > 0) {
if (doUnload) {
if (stack.stackSize <= used) {
robot.setItemInUse(null);
} else {
stack.stackSize -= used;
}
}
return true;
}
}
return false;
}
@Override
public int getEnergyCost() {
return 10;
}
}