ActuallyAdditions/src/main/java/de/ellpeck/actuallyadditions/mod/tile/TileEntityItemViewer.java

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/*
* This file ("TileEntityItemViewer.java") is part of the Actually Additions mod for Minecraft.
* It is created and owned by Ellpeck and distributed
* under the Actually Additions License to be found at
* http://ellpeck.de/actaddlicense
* View the source code at https://github.com/Ellpeck/ActuallyAdditions
*
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* © 2015-2017 Ellpeck
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*/
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package de.ellpeck.actuallyadditions.mod.tile;
import de.ellpeck.actuallyadditions.api.laser.Network;
import de.ellpeck.actuallyadditions.mod.ActuallyAdditions;
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import de.ellpeck.actuallyadditions.mod.network.PacketHandler;
import de.ellpeck.actuallyadditions.mod.network.PacketServerToClient;
import de.ellpeck.actuallyadditions.mod.util.StackUtil;
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import de.ellpeck.actuallyadditions.mod.util.WorldUtil;
import de.ellpeck.actuallyadditions.mod.util.compat.CommonCapsUtil;
import de.ellpeck.actuallyadditions.mod.util.compat.SlotlessableItemHandlerWrapper;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.EntityPlayerMP;
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import net.minecraft.item.ItemStack;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.math.BlockPos;
import net.minecraftforge.common.capabilities.Capability;
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import net.minecraftforge.items.IItemHandler;
import org.cyclops.commoncapabilities.api.capability.itemhandler.ISlotlessItemHandler;
import org.cyclops.commoncapabilities.capability.itemhandler.SlotlessItemHandlerConfig;
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import java.util.*;
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public class TileEntityItemViewer extends TileEntityBase{
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public final List<GenericItemHandlerInfo> genericInfos = new ArrayList<GenericItemHandlerInfo>();
public final Map<Integer, IItemHandlerInfo> itemHandlerInfos = new HashMap<Integer, IItemHandlerInfo>();
public final List<SlotlessItemHandlerInfo> slotlessInfos = new ArrayList<SlotlessItemHandlerInfo>();
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protected final SlotlessableItemHandlerWrapper itemHandler;
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public TileEntityLaserRelayItem connectedRelay;
private int lastNetworkChangeAmount = -1;
public TileEntityItemViewer(String name){
super(name);
IItemHandler normalHandler = new IItemHandler(){
@Override
public int getSlots(){
int size = 0;
List<GenericItemHandlerInfo> infos = TileEntityItemViewer.this.getItemHandlerInfos();
if(infos != null){
for(GenericItemHandlerInfo info : infos){
if(info.isLoaded()){
for(SlotlessableItemHandlerWrapper handler : info.handlers){
IItemHandler normalHandler = handler.getNormalHandler();
if(normalHandler != null){
size += normalHandler.getSlots();
}
}
}
}
}
return size;
}
@Override
public ItemStack getStackInSlot(int slot){
IItemHandlerInfo handler = TileEntityItemViewer.this.getSwitchedIndexHandler(slot);
if(handler != null && handler.isLoaded()){
return handler.handler.getStackInSlot(handler.switchedIndex);
}
return StackUtil.getNull();
}
@Override
public ItemStack insertItem(int slot, ItemStack stack, boolean simulate){
IItemHandlerInfo info = TileEntityItemViewer.this.getSwitchedIndexHandler(slot);
if(info != null && info.isLoaded() && TileEntityItemViewer.this.isWhitelisted(info, stack, false)){
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ItemStack remain = info.handler.insertItem(info.switchedIndex, stack, simulate);
if(!ItemStack.areItemStacksEqual(remain, stack) && !simulate){
TileEntityItemViewer.this.markDirty();
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TileEntityItemViewer.this.doItemParticle(stack, info.relayInQuestion.getPos(), TileEntityItemViewer.this.connectedRelay.getPos());
}
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return remain;
}
return stack;
}
@Override
public ItemStack extractItem(int slot, int amount, boolean simulate){
ItemStack stackIn = this.getStackInSlot(slot);
if(StackUtil.isValid(stackIn)){
IItemHandlerInfo info = TileEntityItemViewer.this.getSwitchedIndexHandler(slot);
if(info != null && info.isLoaded() && TileEntityItemViewer.this.isWhitelisted(info, stackIn, true)){
ItemStack extracted = info.handler.extractItem(info.switchedIndex, amount, simulate);
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if(StackUtil.isValid(extracted) && !simulate){
TileEntityItemViewer.this.markDirty();
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TileEntityItemViewer.this.doItemParticle(extracted, TileEntityItemViewer.this.connectedRelay.getPos(), info.relayInQuestion.getPos());
}
return extracted;
}
}
return StackUtil.getNull();
}
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@Override
public int getSlotLimit(int slot){
IItemHandlerInfo info = TileEntityItemViewer.this.getSwitchedIndexHandler(slot);
if(info != null && info.isLoaded()){
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return info.handler.getSlotLimit(info.switchedIndex);
}
else{
return 0;
}
}
};
Object slotlessHandler = null;
if(ActuallyAdditions.commonCapsLoaded){
slotlessHandler = CommonCapsUtil.createSlotlessItemViewerHandler(this, normalHandler);
}
this.itemHandler = new SlotlessableItemHandlerWrapper(normalHandler, slotlessHandler);
}
public TileEntityItemViewer(){
this("itemViewer");
}
@Override
public IItemHandler getItemHandler(EnumFacing facing){
return this.itemHandler.getNormalHandler();
}
@Override
public <T> T getCapability(Capability<T> capability, EnumFacing facing){
if(ActuallyAdditions.commonCapsLoaded){
if(capability == SlotlessItemHandlerConfig.CAPABILITY){
Object handler = this.itemHandler.getSlotlessHandler();
if(handler != null){
return (T)handler;
}
}
}
return super.getCapability(capability, facing);
}
private List<GenericItemHandlerInfo> getItemHandlerInfos(){
this.queryAndSaveData();
return this.genericInfos;
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}
public void doItemParticle(ItemStack stack, BlockPos input, BlockPos output){
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if(!this.world.isRemote){
NBTTagCompound compound = new NBTTagCompound();
stack.writeToNBT(compound);
compound.setDouble("InX", input.getX());
compound.setDouble("InY", input.getY());
compound.setDouble("InZ", input.getZ());
compound.setDouble("OutX", output.getX());
compound.setDouble("OutY", output.getY());
compound.setDouble("OutZ", output.getZ());
int rangeSq = 16*16;
for(EntityPlayer player : this.world.playerEntities){
if(player instanceof EntityPlayerMP){
if(player.getDistanceSq(input) <= rangeSq || player.getDistanceSq(output) <= rangeSq){
PacketHandler.theNetwork.sendTo(new PacketServerToClient(compound, PacketHandler.LASER_PARTICLE_HANDLER), (EntityPlayerMP)player);
}
}
}
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}
}
private void queryAndSaveData(){
if(this.connectedRelay != null){
Network network = this.connectedRelay.getNetwork();
if(network != null){
if(this.lastNetworkChangeAmount != network.changeAmount){
this.clearInfos();
this.connectedRelay.getItemHandlersInNetwork(network, this.genericInfos);
if(!this.genericInfos.isEmpty()){
Collections.sort(this.genericInfos);
int slotsQueried = 0;
for(GenericItemHandlerInfo info : this.genericInfos){
for(SlotlessableItemHandlerWrapper handler : info.handlers){
IItemHandler normalHandler = handler.getNormalHandler();
if(normalHandler != null){
for(int i = 0; i < normalHandler.getSlots(); i++){
this.itemHandlerInfos.put(slotsQueried, new IItemHandlerInfo(normalHandler, i, info.relayInQuestion));
slotsQueried++;
}
}
if(ActuallyAdditions.commonCapsLoaded){
Object slotlessHandler = handler.getSlotlessHandler();
if(slotlessHandler instanceof ISlotlessItemHandler){
this.slotlessInfos.add(new SlotlessItemHandlerInfo(slotlessHandler, info.relayInQuestion));
}
}
}
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}
}
this.lastNetworkChangeAmount = network.changeAmount;
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}
return;
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}
}
this.clearInfos();
this.lastNetworkChangeAmount = -1;
}
private void clearInfos(){
if(!this.genericInfos.isEmpty()){
this.genericInfos.clear();
}
if(!this.itemHandlerInfos.isEmpty()){
this.itemHandlerInfos.clear();
}
if(!this.slotlessInfos.isEmpty()){
this.slotlessInfos.clear();
}
}
private IItemHandlerInfo getSwitchedIndexHandler(int i){
this.queryAndSaveData();
return this.itemHandlerInfos.get(i);
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}
@Override
public boolean shouldSaveDataOnChangeOrWorldStart(){
return true;
}
@Override
public void saveDataOnChangeOrWorldStart(){
TileEntityLaserRelayItem tileFound = null;
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if(this.world != null){ //Why is that even possible..?
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for(int i = 0; i <= 5; i++){
EnumFacing side = WorldUtil.getDirectionBySidesInOrder(i);
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BlockPos pos = this.getPos().offset(side);
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if(this.world.isBlockLoaded(pos)){
TileEntity tile = this.world.getTileEntity(pos);
if(tile instanceof TileEntityLaserRelayItem){
if(tileFound != null){
this.connectedRelay = null;
return;
}
else{
tileFound = (TileEntityLaserRelayItem)tile;
}
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}
}
}
}
this.connectedRelay = tileFound;
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}
public boolean isWhitelisted(SpecificItemHandlerInfo handler, ItemStack stack, boolean output){
boolean whitelisted = handler.relayInQuestion.isWhitelisted(stack, output);
TileEntityLaserRelayItem connected = this.connectedRelay;
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if(connected != null && connected != handler.relayInQuestion){
return whitelisted && connected.isWhitelisted(stack, output);
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}
else{
return whitelisted;
}
}
public static class SlotlessItemHandlerInfo extends SpecificItemHandlerInfo{
public final Object handler;
public SlotlessItemHandlerInfo(Object handler, TileEntityLaserRelayItem relayInQuestion){
super(relayInQuestion);
this.handler = handler;
}
}
private static class IItemHandlerInfo extends SpecificItemHandlerInfo{
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public final IItemHandler handler;
public final int switchedIndex;
public IItemHandlerInfo(IItemHandler handler, int switchedIndex, TileEntityLaserRelayItem relayInQuestion){
super(relayInQuestion);
this.handler = handler;
this.switchedIndex = switchedIndex;
}
}
private static class SpecificItemHandlerInfo{
public final TileEntityLaserRelayItem relayInQuestion;
public SpecificItemHandlerInfo(TileEntityLaserRelayItem relayInQuestion){
this.relayInQuestion = relayInQuestion;
}
public boolean isLoaded(){
return this.relayInQuestion.hasWorld() && this.relayInQuestion.getWorld().isBlockLoaded(this.relayInQuestion.getPos());
}
}
public static class GenericItemHandlerInfo implements Comparable<GenericItemHandlerInfo>{
public final List<SlotlessableItemHandlerWrapper> handlers = new ArrayList<SlotlessableItemHandlerWrapper>();
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public final TileEntityLaserRelayItem relayInQuestion;
public GenericItemHandlerInfo(TileEntityLaserRelayItem relayInQuestion){
this.relayInQuestion = relayInQuestion;
}
public boolean isLoaded(){
return this.relayInQuestion.hasWorld() && this.relayInQuestion.getWorld().isBlockLoaded(this.relayInQuestion.getPos());
}
@Override
public int compareTo(GenericItemHandlerInfo other){
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int thisPrio = this.relayInQuestion.getPriority();
int otherPrio = other.relayInQuestion.getPriority();
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if(thisPrio == otherPrio){
return 0;
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}
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else if(thisPrio > otherPrio){
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return -1;
}
else{
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return 1;
}
}
}
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}