package com.songoda.epicheads.config.oldmenu;

import com.songoda.epicheads.EpicHeads;
import com.songoda.epicheads.config.ConfigFile;
import com.songoda.epicheads.util.Clock;
import com.songoda.epicheads.util.Methods;
import org.bukkit.configuration.ConfigurationSection;

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;

public class MenuConfig {

	private final ConfigurationSection defaults;
	private final ConfigFile configFile;
	private final Map<String, Menu> menus;
	private final Map<String, Menu> defaultMenus;

	public MenuConfig(ConfigFile configFile) {
		this.menus = new HashMap<>();
		this.defaultMenus = new HashMap<>();
		this.configFile = configFile;
		this.defaults = loadDefaults();

		reload();
	}

	public Menu getMenu(String name) {
		Menu menu = menus.get(name.toLowerCase());

		return (menu != null ? menu : defaultMenus.get(name.toLowerCase()));
	}

	public void reload() {
		Clock timer = Clock.start();

		configFile.copyDefaults();
		configFile.reload();

		String filename = configFile.getName();
		ConfigurationSection config = configFile.getConfig();
		AtomicBoolean shouldSave = new AtomicBoolean(false);

		menus.clear();

		for (String key : config.getKeys(false)) {
			if (!config.isConfigurationSection(key)) {
				Methods.formatText("Unknown use of value " + key + " in " + filename);
				continue;
			}

			ConfigurationSection menuSection = config.getConfigurationSection(key);

			Menu defaultMenu = defaultMenus.get(key.toLowerCase());
			Menu menu = Menu.loadMenu(filename, menuSection, shouldSave, defaultMenu);

			menus.put(key.toLowerCase(), menu);
		}

		for (String key : defaultMenus.keySet()) {
			if (menus.containsKey(key))
				continue;

			config.set(key, defaults.getConfigurationSection(key));

			Methods.formatText(key + " was missing in " + filename + ", creating it");
			shouldSave.set(true);
		}

		if (shouldSave.get()) {
			configFile.save();
		}

		Methods.formatText("Loaded Menu Config with " + menus.size() + " Menus " + timer);
	}

	private ConfigurationSection loadDefaults() {
		String filename = configFile.getName();
		ConfigurationSection config = configFile.getDefaults();
		AtomicBoolean shouldSave = new AtomicBoolean(false);

		defaultMenus.clear();

		for (String key : config.getKeys(false)) {
			if (!config.isConfigurationSection(key))
				continue;

			ConfigurationSection menuSection = config.getConfigurationSection(key);

			defaultMenus.put(key.toLowerCase(), Menu.loadMenu(filename, menuSection, shouldSave));
		}

		return config;
	}

}