package me.messageofdeath.RPG.Quests;

import java.io.IOException;

import me.messageofdeath.MMO.MMO;
import me.messageofdeath.MMO.API.Api;
import me.messageofdeath.MMO.API.Conf;
import me.messageofdeath.MMO.API.Eco;
import me.messageofdeath.MMO.API.User;
import net.citizensnpcs.resources.npclib.HumanNPC;
import net.citizensnpcs.resources.npclib.NPCManager;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityDamageByEntityEvent;

import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import com.sk89q.worldguard.protection.managers.RegionManager;

public class Quest implements Listener {

    public MMO plugin;
    public Quest(MMO instance) {
        plugin = instance;
    }

    @SuppressWarnings("static-access")
    @EventHandler
    public void BlackSmith(EntityDamageByEntityEvent event) {
        if(event.getDamager() instanceof Player) {
            Player player = (Player) event.getDamager();
            if(NPCManager.isNPC(event.getEntity())) {
                HumanNPC npc = NPCManager.get(event.getEntity());
                User user = Api.getUser(player.getName());
                if(Api.getConfig().get("Quests." + npc.getName()) == null)return;
                Object[] regions = Api.getConfig().getConfigurationSection("Quests." + npc.getName()).getKeys(false).toArray();
                WorldGuardPlugin worldguard = plugin.getWorldGuard();
                RegionManager region = worldguard.getRegionManager(Bukkit.getWorld("world"));
                Location loc = new Location(npc.getWorld(), npc.getLocation().getBlockX(), npc.getLocation().getBlockY(), npc.getLocation().getBlockZ());
                if(getRegion(region, regions, loc) == true) {
                    Object[] quests = Api.getConfig().getConfigurationSection("Quests." + npc.getName() + "." + this.region).getKeys(false).toArray();
                    getQuest(quests);
                    Conf config = new Conf(npc.getName(), this.region, this.quest);
                    if(!user.getCompletedQuests().contains(String.valueOf(config.getQuestID()))) {
                        if(player.getInventory().contains(config.getItem()) && user.getActiveQuest() == config.getQuestID()) {
                            user.sendMsg(ChatColor.DARK_RED + "You have finished the quest " + ChatColor.GOLD + config.getName());
                            Eco eco = new Eco(user.getName(), config.getAmount());
                            eco.give();
                            user.sendMsg(ChatColor.DARK_RED + "You recieved " + eco.getFormat());
                            user.getInventory().remove(config.getItem());
                            user.setCompletedQuests(user.getCompletedQuests() + "," + String.valueOf(user.getActiveQuest()));
                            user.setActiveQuest(0);
                            try {
                                Api.getDatabase().save(Api.getPlugin().DBFile);
                            } catch (IOException e) {
                                e.printStackTrace();
                            }
                        }else{
                            if(!(user.getActiveQuest() == config.getQuestID())) {
                                user.sendQuest(config);
                                user.setWaiting(true);
                                user.setPendingQuest(config.getQuestID());
                                try {
                                    Api.getDatabase().save(Api.getPlugin().DBFile);
                                } catch (IOException e) {
                                    e.printStackTrace();
                                }
                            }else{
                                user.sendMsg(ChatColor.DARK_RED + "You already have the quest!");
                            }
                        }
                    }else{
                        user.sendMsg(ChatColor.DARK_RED + "You already finished this quest!");
                    }
                }
            }
        }
    }
    String region, quest;
    public boolean getRegion(RegionManager region, Object[] g, Location loc) {
        int i = g.length;
        i = i - 1;
        while(i != -1) {
            if(region.getRegion(g[i].toString()).contains(loc.getBlockX(), loc.getBlockY(), loc.getBlockZ())) {
                this.region = g[i].toString();
                i = -1;
                return true;
            }
            i--;
        }
        return false;
    }

    public void getQuest(Object[] g) {
        int d = 0;
        quest = g[d].toString();
    }
}