package com.talvorgames.minkizz.utils;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.scoreboard.DisplaySlot;
import org.bukkit.scoreboard.Objective;
import org.bukkit.scoreboard.Score;
import org.bukkit.scoreboard.Scoreboard;
import org.bukkit.scoreboard.ScoreboardManager;
import org.bukkit.scoreboard.Team;

import com.talvorgames.minkizz.TalvorGames;

import me.minkizz.aimp.utilities.Placeholders;

public class Sidebar {

	// The ScoreboardManager allows us to create Scoreboards
	private static ScoreboardManager manager = Bukkit.getScoreboardManager();

	// The Scoreboard from Bukkit API
	private Scoreboard scoreboard;

	// Each Scoreboard has an "objective", so we can set the Scoreboard title,
	// position on screen...
	private Objective objective;

	// List of players that need an update from Scoreboard
	private List<Player> toUpdate = new ArrayList<>();

	// The update task stored in a variable so may cancel it later
	private int taskId;

	private static Map<Player, Sidebar> playerSidebars = new HashMap<>();

	@SuppressWarnings("deprecation")
	public Sidebar(String title, String... lines) {
		scoreboard = manager.getNewScoreboard(); // Create a new Scoreboard
		objective = this.scoreboard.registerNewObjective("test", "dummy"); // Register the Scoreboard objective
		objective.setDisplaySlot(DisplaySlot.SIDEBAR); // Show the Scoreboard on the side of screen
		objective.setDisplayName(title); // Set title of Scoreboard

		taskId = Bukkit.getScheduler().scheduleSyncRepeatingTask(TalvorGames.getInstance(), new Runnable() {

			public void run() {

				for (Player player : toUpdate) {
                    Team team = scoreboard.getTeam(player.getName() + "team");
						if (team == null) {
							team = scoreboard.registerNewTeam(player.getName() + "team");
						}
                    team.getEntries().forEach(Team::removeEntry);
					for (int i = lines.length; i > 0; i--) {
						// Current line
						String line = lines[(i - 1)];
						// Set the content of the team to the current line

						try {
							line = Placeholders.setPlaceholders(line, player);
						} catch (Exception placeholderApiNotFound) {
							// PlaceholderAPI has not been found on this server
							// We don't use PluginManager#isPluginEnabled because of this reason:
							// - A plugin can have the same name as PlaceholderAPI but not be the
							// PlaceholderAPI that we want to use here
						}

						team.addEntry(line);

						// Get an objective of current line
						Score score = objective.getScore(line);

						// Set the number of the objective which is used to sort the Scoreboard
						score.setScore((lines.length - i) + 1);
					}

				}

			}

		}, 10L, 10L);

	}

	public void showTo(Player player) {

		if (!player.getScoreboard().equals(scoreboard)) {
			player.setScoreboard(scoreboard);
		}

		toUpdate.add(player);
		playerSidebars.put(player, this);
	}

	public void remove() {

		for (Player player : toUpdate) {
			player.setScoreboard(manager.getNewScoreboard());
		}

		toUpdate.clear();
		Bukkit.getScheduler().cancelTask(taskId);
	}

	public void remove(Player player) {
		player.setScoreboard(manager.getNewScoreboard());
		toUpdate.remove(player);
	}

	public static Sidebar getPlayerSidebar(Player player) {
		return playerSidebars.get(player);
	}

}