TileEntityElectricPump.java

package mekanism.common.tile;

import io.netty.buffer.ByteBuf;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.EnumSet;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import mekanism.api.Coord4D;
import mekanism.api.EnumColor;
import mekanism.api.IConfigurable;
import mekanism.api.MekanismConfig.general;
import mekanism.api.MekanismConfig.usage;
import mekanism.api.util.CapabilityUtils;
import mekanism.common.Upgrade;
import mekanism.common.base.FluidHandlerWrapper;
import mekanism.common.base.IFluidHandlerWrapper;
import mekanism.common.base.IRedstoneControl;
import mekanism.common.base.ISustainedTank;
import mekanism.common.base.ITankManager;
import mekanism.common.base.IUpgradeTile;
import mekanism.common.capabilities.Capabilities;
import mekanism.common.integration.IComputerIntegration;
import mekanism.common.security.ISecurityTile;
import mekanism.common.tile.component.TileComponentSecurity;
import mekanism.common.tile.component.TileComponentUpgrade;
import mekanism.common.util.ChargeUtils;
import mekanism.common.util.FluidContainerUtils;
import mekanism.common.util.LangUtils;
import mekanism.common.util.MekanismUtils;
import mekanism.common.util.PipeUtils;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagList;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.EnumActionResult;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.text.TextComponentString;
import net.minecraftforge.common.capabilities.Capability;
import net.minecraftforge.common.util.Constants.NBT;
import net.minecraftforge.fluids.Fluid;
import net.minecraftforge.fluids.FluidRegistry;
import net.minecraftforge.fluids.FluidStack;
import net.minecraftforge.fluids.FluidTank;
import net.minecraftforge.fluids.FluidTankInfo;
import net.minecraftforge.fluids.FluidUtil;
import net.minecraftforge.fluids.capability.CapabilityFluidHandler;
import net.minecraftforge.fluids.capability.IFluidHandler;
import net.minecraftforge.fml.common.FMLCommonHandler;
import net.minecraftforge.fml.common.network.ByteBufUtils;

public class TileEntityElectricPump extends TileEntityElectricBlock implements IFluidHandlerWrapper, ISustainedTank, IConfigurable, IRedstoneControl, IUpgradeTile, ITankManager, IComputerIntegration, ISecurityTile
{
	/** This pump's tank */
	public FluidTank fluidTank = new FluidTank(10000);
	
	/** The type of fluid this pump is pumping */
	public Fluid activeType;
	
	public boolean suckedLastOperation;
	
	/** How much energy this machine consumes per-tick. */
	public double BASE_ENERGY_PER_TICK = usage.electricPumpUsage;

	public double energyPerTick = BASE_ENERGY_PER_TICK;

	/** How many ticks it takes to run an operation. */
	public int BASE_TICKS_REQUIRED = 20;

	public int ticksRequired = BASE_TICKS_REQUIRED;
	
	/** How many ticks this machine has been operating for. */
	public int operatingTicks;

	/** The nodes that have full sources near them or in them */
	public Set<Coord4D> recurringNodes = new HashSet<Coord4D>();

	/** This machine's current RedstoneControl type. */
	public RedstoneControl controlType = RedstoneControl.DISABLED;
	
	public TileComponentUpgrade upgradeComponent = new TileComponentUpgrade(this, 3);
	public TileComponentSecurity securityComponent = new TileComponentSecurity(this);

	public TileEntityElectricPump()
	{
		super("ElectricPump", 10000);
		inventory = new ItemStack[4];
		
		upgradeComponent.setSupported(Upgrade.FILTER);
	}

	@Override
	public void onUpdate()
	{
		if(!worldObj.isRemote)
		{
			ChargeUtils.discharge(2, this);
	
			if(fluidTank.getFluid() != null)
			{
				if(FluidContainerUtils.isFluidContainer(inventory[0]))
				{
					FluidContainerUtils.handleContainerItemFill(this, fluidTank, 0, 1);
				}
			}
		}
		
		if(!worldObj.isRemote)
		{
			if(MekanismUtils.canFunction(this) && getEnergy() >= energyPerTick)
			{
				if(suckedLastOperation)
				{
					setEnergy(getEnergy() - energyPerTick);
				}

				if((operatingTicks + 1) < ticksRequired)
				{
					operatingTicks++;
				} 
				else {
					if(fluidTank.getFluid() == null || fluidTank.getFluid().amount + Fluid.BUCKET_VOLUME <= fluidTank.getCapacity())
					{
						if(!suck(true))
						{
							suckedLastOperation = false;
							reset();
						}
						else {
							suckedLastOperation = true;
						}
					}
					else {
						suckedLastOperation = false;
					}
					
					operatingTicks = 0;
				}
			}
			else {
				suckedLastOperation = false;
			}
		}

		super.onUpdate();

		if(!worldObj.isRemote && fluidTank.getFluid() != null)
		{
			TileEntity tileEntity = Coord4D.get(this).offset(EnumFacing.UP).getTileEntity(worldObj);

			if(tileEntity != null && CapabilityUtils.hasCapability(tileEntity, CapabilityFluidHandler.FLUID_HANDLER_CAPABILITY, EnumFacing.DOWN))
			{
				IFluidHandler handler = CapabilityUtils.getCapability(tileEntity, CapabilityFluidHandler.FLUID_HANDLER_CAPABILITY, EnumFacing.DOWN);
				FluidStack toDrain = new FluidStack(fluidTank.getFluid(), Math.min(256*(upgradeComponent.getUpgrades(Upgrade.SPEED)+1), fluidTank.getFluidAmount()));
				fluidTank.drain(handler.fill(toDrain, true), true);
			}
		}
	}
	
	public boolean hasFilter()
	{
		return upgradeComponent.getInstalledTypes().contains(Upgrade.FILTER);
	}

	public boolean suck(boolean take)
	{
		List<Coord4D> tempPumpList = Arrays.asList(recurringNodes.toArray(new Coord4D[recurringNodes.size()]));
		Collections.shuffle(tempPumpList);

		//First see if there are any fluid blocks touching the pump - if so, sucks and adds the location to the recurring list
		for(EnumFacing orientation : EnumFacing.VALUES)
		{
			Coord4D wrapper = Coord4D.get(this).offset(orientation);
			FluidStack fluid = MekanismUtils.getFluid(worldObj, wrapper, hasFilter());

			if(fluid != null && (activeType == null || fluid.getFluid() == activeType) && (fluidTank.getFluid() == null || fluidTank.getFluid().isFluidEqual(fluid)))
			{
				if(take)
				{
					activeType = fluid.getFluid();
					recurringNodes.add(wrapper);
					fluidTank.fill(fluid, true);
					
					if(shouldTake(fluid, wrapper))
					{
						worldObj.setBlockToAir(wrapper.getPos());
					}
				}

				return true;
			}
		}

		//Finally, go over the recurring list of nodes and see if there is a fluid block available to suck - if not, will iterate around the recurring block, attempt to suck, 
		//and then add the adjacent block to the recurring list
		for(Coord4D wrapper : tempPumpList)
		{
			FluidStack fluid = MekanismUtils.getFluid(worldObj, wrapper, hasFilter());

			if(fluid != null && (activeType == null || fluid.getFluid() == activeType) && (fluidTank.getFluid() == null || fluidTank.getFluid().isFluidEqual(fluid)))
			{
				if(take)
				{
					activeType = fluid.getFluid();
					fluidTank.fill(fluid, true);

					if(shouldTake(fluid, wrapper))
					{
						worldObj.setBlockToAir(wrapper.getPos());
					}
				}

				return true;
			}

			//Add all the blocks surrounding this recurring node to the recurring node list
			for(EnumFacing orientation : EnumFacing.VALUES)
			{
				Coord4D side = wrapper.offset(orientation);

				if(Coord4D.get(this).distanceTo(side) <= general.maxPumpRange)
				{
					fluid = MekanismUtils.getFluid(worldObj, side, hasFilter());
					
					if(fluid != null && (activeType == null || fluid.getFluid() == activeType) && (fluidTank.getFluid() == null || fluidTank.getFluid().isFluidEqual(fluid)))
					{
						if(take)
						{
							activeType = fluid.getFluid();
							recurringNodes.add(side);
							fluidTank.fill(fluid, true);
							
							if(shouldTake(fluid, side))
							{
								worldObj.setBlockToAir(side.getPos());
							}
						}

						return true;
					}
				}
			}

			recurringNodes.remove(wrapper);
		}

		return false;
	}
	
	public void reset()
	{
		activeType = null;
		recurringNodes.clear();
	}
	
	private boolean shouldTake(FluidStack fluid, Coord4D coord)
	{
		if(fluid.getFluid() == FluidRegistry.WATER || fluid.getFluid() == FluidRegistry.getFluid("heavywater"))
		{
			return general.pumpWaterSources;
		}
		
		return true;
	}

	@Override
	public void handlePacketData(ByteBuf dataStream)
	{
		super.handlePacketData(dataStream);

		if(FMLCommonHandler.instance().getEffectiveSide().isClient())
		{
			if(dataStream.readInt() == 1)
			{
				fluidTank.setFluid(new FluidStack(FluidRegistry.getFluid(ByteBufUtils.readUTF8String(dataStream)), dataStream.readInt()));
			}
			else {
				fluidTank.setFluid(null);
			}
			
			controlType = RedstoneControl.values()[dataStream.readInt()];
		}
	}

	@Override
	public ArrayList<Object> getNetworkedData(ArrayList<Object> data)
	{
		super.getNetworkedData(data);

		if(fluidTank.getFluid() != null)
		{
			data.add(1);
			data.add(FluidRegistry.getFluidName(fluidTank.getFluid()));
			data.add(fluidTank.getFluid().amount);
		}
		else {
			data.add(0);
		}
		
		data.add(controlType.ordinal());

		return data;
	}

	@Override
	public NBTTagCompound writeToNBT(NBTTagCompound nbtTags)
	{
		super.writeToNBT(nbtTags);
		
		nbtTags.setInteger("operatingTicks", operatingTicks);
		nbtTags.setBoolean("suckedLastOperation", suckedLastOperation);
		
		if(activeType != null)
		{
			nbtTags.setString("activeType", FluidRegistry.getFluidName(activeType));
		}

		if(fluidTank.getFluid() != null)
		{
			nbtTags.setTag("fluidTank", fluidTank.writeToNBT(new NBTTagCompound()));
		}

		nbtTags.setInteger("controlType", controlType.ordinal());

		NBTTagList recurringList = new NBTTagList();

		for(Coord4D wrapper : recurringNodes)
		{
			NBTTagCompound tagCompound = new NBTTagCompound();
			wrapper.write(tagCompound);
			recurringList.appendTag(tagCompound);
		}

		if(recurringList.tagCount() != 0)
		{
			nbtTags.setTag("recurringNodes", recurringList);
		}
		
		return nbtTags;
	}

	@Override
	public void readFromNBT(NBTTagCompound nbtTags)
	{
		super.readFromNBT(nbtTags);
		
		operatingTicks = nbtTags.getInteger("operatingTicks");
		suckedLastOperation = nbtTags.getBoolean("suckedLastOperation");
		
		if(nbtTags.hasKey("activeType"))
		{
			activeType = FluidRegistry.getFluid(nbtTags.getString("activeType"));
		}

		if(nbtTags.hasKey("fluidTank"))
		{
			fluidTank.readFromNBT(nbtTags.getCompoundTag("fluidTank"));
		}

		if(nbtTags.hasKey("controlType"))
		{
			controlType = RedstoneControl.values()[nbtTags.getInteger("controlType")];
		}

		if(nbtTags.hasKey("recurringNodes"))
		{
			NBTTagList tagList = nbtTags.getTagList("recurringNodes", NBT.TAG_COMPOUND);

			for(int i = 0; i < tagList.tagCount(); i++)
			{
				recurringNodes.add(Coord4D.read(tagList.getCompoundTagAt(i)));
			}
		}
	}

	@Override
	public boolean isItemValidForSlot(int slotID, ItemStack itemstack)
	{
		if(slotID == 1)
		{
			return false;
		}
		else if(slotID == 0)
		{
			return FluidContainerUtils.isFluidContainer(itemstack) && FluidUtil.getFluidContained(itemstack) == null;
		}
		else if(slotID == 2)
		{
			return ChargeUtils.canBeDischarged(itemstack);
		}

		return true;
	}

	@Override
	public boolean canExtractItem(int slotID, ItemStack itemstack, EnumFacing side)
	{
		if(slotID == 2)
		{
			return ChargeUtils.canBeOutputted(itemstack, false);
		}
		else if(slotID == 1)
		{
			return true;
		}

		return false;
	}

	@Override
	public EnumSet<EnumFacing> getConsumingSides()
	{
		return EnumSet.of(facing.getOpposite());
	}

	@Override
	public boolean canSetFacing(int side)
	{
		return side != 0 && side != 1;
	}

	@Override
	public int[] getSlotsForFace(EnumFacing side)
	{
		if(side == EnumFacing.UP)
		{
			return new int[] {0};
		}
		else if(side == EnumFacing.DOWN)
		{
			return new int[] {1};
		}
		else {
			return new int[] {2};
		}
	}

	@Override
	public FluidTankInfo[] getTankInfo(EnumFacing direction)
	{
		if(direction == EnumFacing.UP)
		{
			return new FluidTankInfo[] {fluidTank.getInfo()};
		}

		return PipeUtils.EMPTY;
	}

	@Override
	public void setFluidStack(FluidStack fluidStack, Object... data)
	{
		fluidTank.setFluid(fluidStack);
	}

	@Override
	public FluidStack getFluidStack(Object... data)
	{
		return fluidTank.getFluid();
	}

	@Override
	public boolean hasTank(Object... data)
	{
		return true;
	}

	@Override
	public FluidStack drain(EnumFacing from, FluidStack resource, boolean doDrain)
	{
		if(fluidTank.getFluid() != null && fluidTank.getFluid().getFluid() == resource.getFluid() && from == EnumFacing.getFront(1))
		{
			return drain(from, resource.amount, doDrain);
		}

		return null;
	}

	@Override
	public int fill(EnumFacing from, FluidStack resource, boolean doFill)
	{
		return 0;
	}

	@Override
	public FluidStack drain(EnumFacing from, int maxDrain, boolean doDrain)
	{
		if(from == EnumFacing.getFront(1))
		{
			return fluidTank.drain(maxDrain, doDrain);
		}

		return null;
	}

	@Override
	public boolean canFill(EnumFacing from, Fluid fluid)
	{
		return false;
	}

	@Override
	public boolean canDrain(EnumFacing from, Fluid fluid)
	{
		return from == EnumFacing.getFront(1);
	}

	@Override
	public EnumActionResult onSneakRightClick(EntityPlayer player, EnumFacing side)
	{
		reset();

		player.addChatMessage(new TextComponentString(EnumColor.DARK_BLUE + "[Mekanism] " + EnumColor.GREY + LangUtils.localize("tooltip.configurator.pumpReset")));

		return EnumActionResult.SUCCESS;
	}

	@Override
	public EnumActionResult onRightClick(EntityPlayer player, EnumFacing side)
	{
		return EnumActionResult.PASS;
	}
	
	@Override
	public boolean hasCapability(Capability<?> capability, EnumFacing side)
	{
		return capability == Capabilities.CONFIGURABLE_CAPABILITY || capability == CapabilityFluidHandler.FLUID_HANDLER_CAPABILITY
				|| super.hasCapability(capability, side);
	}

	@Override
	public <T> T getCapability(Capability<T> capability, EnumFacing side)
	{
		if(capability == Capabilities.CONFIGURABLE_CAPABILITY)
		{
			return (T)this;
		}
		
		if(capability == CapabilityFluidHandler.FLUID_HANDLER_CAPABILITY)
		{
			return (T)new FluidHandlerWrapper(this, side);
		}
		
		return super.getCapability(capability, side);
	}

	@Override
	public RedstoneControl getControlType()
	{
		return controlType;
	}

	@Override
	public void setControlType(RedstoneControl type)
	{
		controlType = type;
		MekanismUtils.saveChunk(this);
	}

	@Override
	public boolean canPulse()
	{
		return true;
	}

	@Override
	public TileComponentUpgrade getComponent() 
	{
		return upgradeComponent;
	}
	
	@Override
	public Object[] getTanks() 
	{
		return new Object[] {fluidTank};
	}

	private static final String[] methods = new String[] {"reset"};

	@Override
	public String[] getMethods()
	{
		return methods;
	}

	@Override
	public Object[] invoke(int method, Object[] arguments) throws Exception
	{
		switch(method)
		{
			case 0:
				reset();
				return new Object[] {"Pump calculation reset."};
			default:
				throw new NoSuchMethodException();
		}
	}
	
	@Override
	public TileComponentSecurity getSecurity()
	{
		return securityComponent;
	}
	
	@Override
	public void recalculateUpgradables(Upgrade upgrade)
	{
		super.recalculateUpgradables(upgrade);

		switch(upgrade)
		{
			case SPEED:
				ticksRequired = MekanismUtils.getTicks(this, BASE_TICKS_REQUIRED);
			case ENERGY:
				energyPerTick = MekanismUtils.getEnergyPerTick(this, BASE_ENERGY_PER_TICK);
				maxEnergy = MekanismUtils.getMaxEnergy(this, BASE_MAX_ENERGY);
			default:
				break;
		}
	}
}