/*
 * This file ("TileEntityLaserRelayItemWhitelist.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
 *
 * © 2015-2017 Ellpeck
 */

package de.ellpeck.actuallyadditions.mod.tile;

import de.ellpeck.actuallyadditions.mod.inventory.ContainerFilter;
import de.ellpeck.actuallyadditions.mod.inventory.slot.SlotFilter;
import de.ellpeck.actuallyadditions.mod.items.ItemDrill;
import de.ellpeck.actuallyadditions.mod.network.gui.IButtonReactor;
import de.ellpeck.actuallyadditions.mod.util.ItemStackHandlerCustom;
import de.ellpeck.actuallyadditions.mod.util.StackUtil;
import de.ellpeck.actuallyadditions.mod.util.compat.SlotlessableItemHandlerWrapper;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraftforge.items.IItemHandler;

public class TileEntityLaserRelayItemWhitelist extends TileEntityLaserRelayItem implements IButtonReactor{

    public FilterSettings leftFilter = new FilterSettings(12, true, true, false, false, 0, -1000);
    public FilterSettings rightFilter = new FilterSettings(12, true, true, false, false, 0, -2000);

    public TileEntityLaserRelayItemWhitelist(){
        super("laserRelayItemWhitelist");
    }

    @Override
    public int getPriority(){
        return super.getPriority()+10;
    }

    @Override
    public boolean isWhitelisted(ItemStack stack, boolean output){
        return output ? this.rightFilter.check(stack) : this.leftFilter.check(stack);
    }

    @Override
    public void writeSyncableNBT(NBTTagCompound compound, NBTType type){
        super.writeSyncableNBT(compound, type);

        this.leftFilter.writeToNBT(compound, "LeftFilter");
        this.rightFilter.writeToNBT(compound, "RightFilter");
    }

    @Override
    public void readSyncableNBT(NBTTagCompound compound, NBTType type){
        super.readSyncableNBT(compound, type);

        this.leftFilter.readFromNBT(compound, "LeftFilter");
        this.rightFilter.readFromNBT(compound, "RightFilter");
    }

    @Override
    public void onButtonPressed(int buttonID, EntityPlayer player){
        this.leftFilter.onButtonPressed(buttonID);
        this.rightFilter.onButtonPressed(buttonID);
        if(buttonID == 2){
            this.addWhitelistSmart(false);
        }
        else if(buttonID == 3){
            this.addWhitelistSmart(true);
        }
    }

    private void addWhitelistSmart(boolean output){
        for(SlotlessableItemHandlerWrapper handler : this.handlersAround.values()){
            IItemHandler itemHandler = handler.getNormalHandler();
            if(itemHandler != null){
                for(int i = 0; i < itemHandler.getSlots(); i++){
                    ItemStack stack = itemHandler.getStackInSlot(i);
                    if(StackUtil.isValid(stack)){
                        this.addWhitelistSmart(output, stack);
                    }
                }
            }
        }
    }

    private void addWhitelistSmart(boolean output, ItemStack stack){
        FilterSettings usedSettings = output ? this.rightFilter : this.leftFilter;
        ItemStack copy = stack.copy();
        copy = StackUtil.setStackSize(copy, 1);

        if(!FilterSettings.check(copy, usedSettings.filterInventory, true, usedSettings.respectMeta, usedSettings.respectNBT, usedSettings.respectMod, usedSettings.respectOredict)){
            for(int k = 0; k < usedSettings.filterInventory.getSlots(); k++){
                ItemStack slot = usedSettings.filterInventory.getStackInSlot(k);
                if(StackUtil.isValid(slot)){
                    if(SlotFilter.isFilter(slot)){
                        ItemStackHandlerCustom inv = new ItemStackHandlerCustom(ContainerFilter.SLOT_AMOUNT);
                        ItemDrill.loadSlotsFromNBT(inv, slot);

                        boolean did = false;
                        for(int j = 0; j < inv.getSlots(); j++){
                            if(!StackUtil.isValid(inv.getStackInSlot(j))){
                                inv.setStackInSlot(j, copy);
                                did = true;
                                break;
                            }
                        }

                        if(did){
                            ItemDrill.writeSlotsToNBT(inv, slot);
                            break;
                        }
                    }
                }
                else{
                    usedSettings.filterInventory.setStackInSlot(k, copy);
                    break;
                }
            }
        }
    }

    @Override
    public void updateEntity(){
        super.updateEntity();

        if(!this.world.isRemote){
            if((this.leftFilter.needsUpdateSend() || this.rightFilter.needsUpdateSend()) && this.sendUpdateWithInterval()){
                this.leftFilter.updateLasts();
                this.rightFilter.updateLasts();
            }
        }
    }
}