package ru.Dan_Ender.utils;

import java.util.ArrayList;
import java.util.HashMap;

import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.entity.Player;

import ru.Dan_Ender.config.LWEConfig;
import ru.Dan_Ender.events.LWEEventListener;

public class Buffer {

    private final LWEConfig cfg = LWEEventListener.cfg;
    ArrayList<HashMap<Location,String[]>> undo = new ArrayList<>();
    ArrayList<HashMap<Location,String[]>> redo = new ArrayList<>();
    Player p;
    int current = -1;
    HashMap<Location,String[]> last;

    public Buffer(Player p) {
        this.p = p;
    }

    public void add(HashMap<Location,String[]> rg) {
        if (undo.size()==30) {
            undo.remove(0);
            undo.set(29, rg);
            current = undo.size()-1;
        } else {
            undo.add(rg);
            current = undo.size()-1;
        }
    }

    @SuppressWarnings("deprecation")
    public void undo() {
        if (current==-1 || undo.isEmpty()) {
            p.sendMessage(c(cfg.getNothingLeftToUndoMsg()));
            return;
        }
        HashMap<Location,String[]> rg = undo.get(current);
        for (Location loc:rg.keySet()) {
            String[] id = rg.get(loc);
            World w = loc.getWorld();
            Block block = w.getBlockAt(loc);
            block.setType(Material.getMaterial(id[0]));
            block.setData(Byte.parseByte(id[1]));
        }
        p.sendMessage(c(cfg.getUndoMsg()));
        current = current-1;
    }

    @Deprecated
    public void redo() {
        if (current<=redo.size()-1 || redo.isEmpty()) {
            p.sendMessage(ChatColor.RED+"Нечего возвращать.");
            return;
        }
        HashMap<Location,String[]> rg = redo.get(current+1);
        for (Location loc:rg.keySet()) {
            String[] id = rg.get(loc);
            World w = loc.getWorld();
            Block block = w.getBlockAt(loc);
            block.setType(Material.getMaterial(id[0]));
            block.setData(Byte.parseByte(id[1]));
        }
        p.sendMessage(ChatColor.LIGHT_PURPLE+"Успешно возвращено.");
    }

    public int getBufferSize() {
        return undo.size();
    }

    private String c(String s) {
        return ChatColor.translateAlternateColorCodes('&', s);
    }

}