/**
* 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.tileentity.TileEntity;
import net.minecraftforge.common.util.ForgeDirection;
import net.minecraftforge.fluids.FluidStack;
import net.minecraftforge.fluids.IFluidHandler;
import buildcraft.api.core.IZone;
import buildcraft.api.robots.AIRobot;
import buildcraft.api.robots.EntityRobotBase;
import buildcraft.core.inventory.filters.IFluidFilter;
import buildcraft.silicon.statements.ActionRobotFilter;
import buildcraft.silicon.statements.ActionStationProvideFluids;
public class AIRobotGotoStationToLoadFluids extends AIRobot {
private boolean found = false;
private IZone zone;
private IFluidFilter filter;
public AIRobotGotoStationToLoadFluids(EntityRobotBase iRobot) {
super(iRobot);
}
public AIRobotGotoStationToLoadFluids(EntityRobotBase iRobot, IFluidFilter iFiler, IZone iZone) {
super(iRobot);
zone = iZone;
filter = iFiler;
}
@Override
public void update() {
startDelegateAI(new AIRobotSearchAndGotoStation(robot, new StationFilter(), zone));
}
@Override
public void delegateAIEnded(AIRobot ai) {
if (ai instanceof AIRobotSearchAndGotoStation) {
found = ai.success();
terminate();
}
}
@Override
public boolean success() {
return found;
}
private class StationFilter implements IStationFilter {
@Override
public boolean matches(DockingStation station) {
if (!ActionRobotFilter.canInteractWithFluid(station, filter, ActionStationProvideFluids.class)) {
return false;
}
for (ForgeDirection dir : ForgeDirection.VALID_DIRECTIONS) {
TileEntity nearbyTile = robot.worldObj.getTileEntity(station.x() + dir.offsetX, station.y()
+ dir.offsetY, station.z()
+ dir.offsetZ);
if (nearbyTile != null && nearbyTile instanceof IFluidHandler) {
IFluidHandler handler = (IFluidHandler) nearbyTile;
FluidStack drainable = handler.drain(station.side, 1, false);
// TODO: there is no account taken for the filter on the
// gate here. See LoadFluid, GotoStationToLoad and Load for
// items as well.
if (drainable != null
&& filter.matches(drainable.getFluid())
&& robot.canFill(ForgeDirection.UNKNOWN, drainable.getFluid())) {
return true;
}
}
}
return false;
}
}
}