//import fh from 'filehound';
import fs from 'fs-extra';
//import metadataParser from 'markdown-yaml-metadata-parser';
import _ from 'lodash';
import * as DataEvent from '../../src/com/events/DataEvent';
//const moment = require('moment');

export default class Navigation {
	//--------------------------
	// constructor
	//--------------------------
	constructor() {}
	//--------------------------
	// methods
	//--------------------------
	start() {}

	editMenu(task, item) {
		switch (task) {
			case DataEvent.MENU_ADD_ITEM:
				break;
			case DataEvent.MENU_DELETE_ITEM:
				fs.readJSON('site/settings.json').then(settings => {
					settings.menu = _.remove(settings.menu, m => {
						return m.uuid != item.uuid;
					});
					fs.writeJSON('site/settings.json', settings);
				});
				break;
		}
	}

	updatePageStats() {
		fs.readJSON('site/settings.json').then(settings => {
			settings.library_stats.current_index = ++settings.library_stats.current_index;
			settings.library_stats.total_pages = ++settings.library_stats.total_pages;
			fs.writeJSON('site/settings.json', settings);
		});
	}

	//--------------------------
	// event handlers
	//--------------------------
}