package noppes.npcs.client.gui;

import net.minecraft.client.gui.GuiButton;
import net.minecraft.client.gui.GuiScreen;
import net.minecraft.util.StatCollector;
import noppes.npcs.client.AssetsBrowser;
import noppes.npcs.client.NoppesUtil;
import noppes.npcs.client.gui.util.*;
import noppes.npcs.entity.EntityNPCInterface;

import java.util.Collections;
import java.util.HashSet;
import java.util.Vector;

public abstract class GuiNpcSelectionInterface extends GuiNPCInterface{
	public GuiNPCStringSlot slot;
	public GuiScreen parent;
	
	private String up = "..<" + StatCollector.translateToLocal("gui.up") + ">..";

	private String root = "";
	public AssetsBrowser assets;
	private HashSet<String> dataFolder = new HashSet<String>();
	protected HashSet<String> dataTextures = new HashSet<String>();
	
    public GuiNpcSelectionInterface(EntityNPCInterface npc, GuiScreen parent, String sound){
    	super(npc);
    	root = AssetsBrowser.getRoot(sound);
    	assets = new AssetsBrowser(root, getExtension());
    	drawDefaultBackground = false;
    	title = "";
    	this.parent = parent;
    }

    @Override
    public void initGui(){
        super.initGui();
        dataFolder.clear();
        String ss = "Current Folder: /assets" + root;
        addLabel(new GuiNpcLabel(0,ss, width / 2 - (this.fontRendererObj.getStringWidth(ss)/2), 20, 0xffffff));
        Vector<String> list = new Vector<String>();
        if(!assets.isRoot)
        	list.add(up);
        for(String folder : assets.folders){
        	list.add("/" + folder);
        	dataFolder.add("/" + folder);
        }
        for(String texture : assets.files){
        	list.add(texture);
        	dataTextures.add(texture);
        }
        Collections.sort(list,String.CASE_INSENSITIVE_ORDER);
        slot = new GuiNPCStringSlot(list,this,false,18);
        slot.registerScrollButtons(4, 5);

    	this.addButton(new GuiNpcButton(2, width / 2 - 100, height - 44,98, 20, "gui.back"));
    	this.addButton(new GuiNpcButton(3, width / 2 + 2, height - 44,98, 20, "gui.up"));
    	getButton(3).enabled = !assets.isRoot;
    }

    @Override
    public void drawScreen(int i, int j, float f)
    {        
    	slot.drawScreen(i, j, f);
        super.drawScreen(i, j, f);
    }
    @Override
    public void elementClicked(){
    	if(slot.selected != null && this.dataTextures.contains(slot.selected)){
    		if(parent instanceof GuiNPCInterface){
    			((GuiNPCInterface)parent).elementClicked();
    		}
    		else if(parent instanceof GuiNPCInterface2){
    			((GuiNPCInterface2)parent).elementClicked();
    		}
    	}
    }
    @Override
    public void doubleClicked(){
    	if(slot.selected.equals(up)){
    		root = root.substring(0,root.lastIndexOf("/"));
        	assets = new AssetsBrowser(root, getExtension());
    		initGui();
    	}
    	else if(dataFolder.contains(slot.selected)){
    		root += slot.selected;
        	assets = new AssetsBrowser(root, getExtension());
    		initGui();
    	}
    	else {
    		close();
    		NoppesUtil.openGUI(player, parent);
    	}
    }

    @Override
	protected void actionPerformed(GuiButton guibutton){
		int id = guibutton.id;
        if(id == 2){
        	close();
        	NoppesUtil.openGUI(player, parent);
        }
        if(id == 3){
    		root = root.substring(0,root.lastIndexOf("/"));
        	assets = new AssetsBrowser(root, getExtension());
    		initGui();
        }
    }

    @Override
	public void save() {
	}

    public String getSelected(){
    	return assets.getAsset(slot.selected);
    }
    
    public abstract String[] getExtension();
}