<?php

/**
 * The file that defines the core plugin class
 *
 * A class definition that includes attributes and functions used across both the
 * public-facing side of the site and the admin area.
 *
 * @link       qanuk.io
 * @since      1.0.0
 *
 * @package    Events
 * @subpackage Events/includes
 */

/**
 * The core plugin class.
 *
 * This is used to define internationalization, admin-specific hooks, and
 * public-facing site hooks.
 *
 * Also maintains the unique identifier of this plugin as well as the current
 * version of the plugin.
 *
 * @since      1.0.0
 * @package    Events
 * @subpackage Events/includes
 * @author     qanuk.io <support@qanuk.io> - in cooperation with <deftcoders@gmail.com>
 */

if ( ! class_exists( 'QELI_Events' ) ) { 
  class QELI_Events
  {

    /**
     * The loader that's responsible for maintaining and registering all hooks that power
     * the plugin.
     *
     * @since    1.0.0
     * @access   protected
     * @var      QELI_Events_Loader    $loader    Maintains and registers all hooks for the plugin.
     */
    protected $loader;

    /**
     * The unique identifier of this plugin.
     *
     * @since    1.0.0
     * @access   protected
     * @var      string    $plugin_name    The string used to uniquely identify this plugin.
     */
    protected $plugin_name;

    /**
     * The current version of the plugin.
     *
     * @since    1.0.0
     * @access   protected
     * @var      string    $version    The current version of the plugin.
     */
    protected $version;

    /**
     * Define the core functionality of the plugin.
     *
     * Set the plugin name and the plugin version that can be used throughout the plugin.
     * Load the dependencies, define the locale, and set the hooks for the admin area and
     * the public-facing side of the site.
     *
     * @since    1.0.0
     */
    public function __construct()
    {
      if (defined('EVENTS_VERSION')) {
        $this->version = EVENTS_VERSION;
      } else {
        $this->version = '1.0.1';
      }
      $this->plugin_name = 'events';

      $this->load_dependencies();
      $this->set_locale();
      $this->define_admin_hooks();
      $this->define_public_hooks();
    }

    /**
     * Load the required dependencies for this plugin.
     *
     * Include the following files that make up the plugin:
     *
     * - QELI_Events_Loader. Orchestrates the hooks of the plugin.
     * - QELI_Events_i18n. Defines internationalization functionality.
     * - QELI_Events_Admin. Defines all hooks for the admin area.
     * - QELI_Events_Public. Defines all hooks for the public side of the site.
     *
     * Create an instance of the loader which will be used to register the hooks
     * with WordPress.
     *
     * @since    1.0.0
     * @access   private
     */
    private function load_dependencies()
    {

      /**
       * The class responsible for orchestrating the actions and filters of the
       * core plugin.
       */
      require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-events-loader.php';

      /**
       * The class responsible for defining internationalization functionality
       * of the plugin.
       */
      require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-events-i18n.php';

      /**
       * The class responsible for defining all actions that occur in the admin area.
       */
      require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-events-admin.php';

      /**
       * The class responsible for defining all actions that occur in the public-facing
       * side of the site.
       */
      require_once plugin_dir_path(dirname(__FILE__)) . 'public/class-events-public.php';

      $this->loader = new QELI_Events_Loader();
    }

    /**
     * Define the locale for this plugin for internationalization.
     *
     * Uses the QELI_Events_i18n class in order to set the domain and to register the hook
     * with WordPress.
     *
     * @since    1.0.0
     * @access   private
     */
    private function set_locale()
    {

      $plugin_i18n = new QELI_Events_i18n();

      $this->loader->add_action('plugins_loaded', $plugin_i18n, 'load_plugin_textdomain');
    }

    /**
     * Register all of the hooks related to the admin area functionality
     * of the plugin.
     *
     * @since    1.0.0
     * @access   private
     */
    private function define_admin_hooks()
    {

      $plugin_admin = new QELI_Events_Admin($this->get_plugin_name(), $this->get_version());

      $this->loader->add_action('admin_enqueue_scripts', $plugin_admin, 'enqueue_styles');
      $this->loader->add_action('admin_enqueue_scripts', $plugin_admin, 'enqueue_scripts');
      $this->loader->add_action('admin_menu', $plugin_admin, 'add_event_admin_menus');

      $this->loader->add_action('wp_ajax_nopriv_add_event', $plugin_admin, 'add_event');
      $this->loader->add_action('wp_ajax_add_event', $plugin_admin, 'add_event');

      $this->loader->add_action('wp_ajax_nopriv_get_event_details', $plugin_admin, 'get_event_details');
      $this->loader->add_action('wp_ajax_get_event_details', $plugin_admin, 'get_event_details');

      $this->loader->add_action('wp_ajax_nopriv_update_event', $plugin_admin, 'update_event');
      $this->loader->add_action('wp_ajax_update_event', $plugin_admin, 'update_event');

      $this->loader->add_action('wp_ajax_nopriv_update_event_status', $plugin_admin, 'update_event_status');
      $this->loader->add_action('wp_ajax_update_event_status', $plugin_admin, 'update_event_status');

      $this->loader->add_action('wp_ajax_nopriv_delete_event', $plugin_admin, 'delete_event');
      $this->loader->add_action('wp_ajax_delete_event', $plugin_admin, 'delete_event');
    }

    /**
     * Register all of the hooks related to the public-facing functionality
     * of the plugin.
     *
     * @since    1.0.0
     * @access   private
     */
    private function define_public_hooks()
    {

      $plugin_public = new QELI_Events_Public($this->get_plugin_name(), $this->get_version());

      $this->loader->add_action('wp_enqueue_scripts', $plugin_public, 'enqueue_styles');
      $this->loader->add_action('wp_enqueue_scripts', $plugin_public, 'enqueue_scripts');

      add_shortcode('q_events', array($plugin_public, 'add_q_events_shortcode'));
    }

    /**
     * Run the loader to execute all of the hooks with WordPress.
     *
     * @since    1.0.0
     */
    public function run()
    {
      $this->loader->run();
    }

    /**
     * The name of the plugin used to uniquely identify it within the context of
     * WordPress and to define internationalization functionality.
     *
     * @since     1.0.0
     * @return    string    The name of the plugin.
     */
    public function get_plugin_name()
    {
      return $this->plugin_name;
    }

    /**
     * The reference to the class that orchestrates the hooks with the plugin.
     *
     * @since     1.0.0
     * @return    QELI_Events_Loader    Orchestrates the hooks of the plugin.
     */
    public function get_loader()
    {
      return $this->loader;
    }

    /**
     * Retrieve the version number of the plugin.
     *
     * @since     1.0.0
     * @return    string    The version number of the plugin.
     */
    public function get_version()
    {
      return $this->version;
    }
  } // end class
} // endif class exists