<?php
/**
 * The core plugin class.
 *
 * This is used to define internationalization, admin-specific hooks, and
 * public-facing site hooks.
 *
 * @since      1.0.0
 * @package    QDR_Temporary_Shared_Storage
 */

class QDR_TSS {

    /**
     * The loader that's responsible for maintaining and registering all hooks that power
     * the plugin.
     *
     * @since    1.0.0
     * @access   protected
     * @var      QDR_TSS_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() {
        $this->version = QDR_TSS_VERSION;
        $this->plugin_name = 'qdr-temporary-shared-storage';
        
        $this->define_constants();
        $this->load_dependencies();
        $this->set_locale();
        $this->define_admin_hooks();
        $this->define_public_hooks();
        $this->define_rest_api_hooks();
        $this->define_cron_hooks();
    }

    /**
     * Define constants used by the plugin.
     *
     * @since    1.0.0
     * @access   private
     */
    private function define_constants() {
        define('QDR_TSS_PLUGIN_DIR', plugin_dir_path(dirname(__FILE__)));
        define('QDR_TSS_PLUGIN_URL', plugin_dir_url(dirname(__FILE__)));
        define('QDR_TSS_PLUGIN_BASENAME', plugin_basename(dirname(__FILE__)));
        define('QDR_TSS_UPLOADS_DIR', wp_upload_dir()['basedir'] . '/qdr-shared-storage/');
        define('QDR_TSS_UPLOADS_URL', wp_upload_dir()['baseurl'] . '/qdr-shared-storage/');
        define('QDR_TSS_PLUGIN_TABLE', 'qdr_temporary_shared_storage');
    }

    /**
     * Load the required dependencies for this plugin.
     *
     * Include the following files that make up the plugin:
     *
     * - QDR_TSS_Loader. Orchestrates the hooks of the plugin.
     * - QDR_TSS_i18n. Defines internationalization functionality.
     * - QDR_TSS_Admin. Defines all hooks for the admin area.
     * - QDR_TSS_Public. Defines all hooks for the public side of the site.
     * - QDR_TSS_REST_Controller. Defines all hooks for the REST API.
     * - QDR_TSS_DB_Manager. Handles database operations.
     * - QDR_TSS_File_Manager. Handles file operations.
     * - QDR_TSS_Settings. Handles plugin settings.
     * - QDR_TSS_Cron_Manager. Handles scheduled tasks.
     *
     * @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-qdr-tss-loader.php';

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

        /**
         * The class responsible for defining all database operations.
         */
        require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-qdr-tss-db-manager.php';

        /**
         * The class responsible for defining all file operations.
         */
        require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-qdr-tss-file-manager.php';

        /**
         * The class responsible for handling plugin settings.
         */
        require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-qdr-tss-settings.php';

        /**
         * The class responsible for handling scheduled tasks.
         */
        require_once plugin_dir_path(dirname(__FILE__)) . 'includes/class-qdr-tss-cron-manager.php';
        
        /**
         * Helper functions.
         */
        require_once plugin_dir_path(dirname(__FILE__)) . 'includes/functions.php';

        /**
         * The class responsible for defining all actions that occur in the admin area.
         */
        require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-qdr-tss-admin.php';
        require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-qdr-tss-media-page.php';
        require_once plugin_dir_path(dirname(__FILE__)) . 'admin/class-qdr-tss-settings-page.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-qdr-tss-public.php';
        require_once plugin_dir_path(dirname(__FILE__)) . 'public/class-qdr-tss-shortcode.php';
        require_once plugin_dir_path(dirname(__FILE__)) . 'public/class-qdr-tss-download.php';

        /**
         * The class responsible for defining all REST API functionality.
         */
        require_once plugin_dir_path(dirname(__FILE__)) . 'rest-api/class-qdr-tss-rest-controller.php';
        require_once plugin_dir_path(dirname(__FILE__)) . 'rest-api/class-qdr-tss-media-controller.php';
        require_once plugin_dir_path(dirname(__FILE__)) . 'rest-api/class-qdr-tss-upload-controller.php';

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

    /**
     * Define the locale for this plugin for internationalization.
     *
     * Uses the QDR_TSS_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 QDR_TSS_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() {
        $plugin_admin = new QDR_TSS_Admin($this->get_plugin_name(), $this->get_version());
        $media_page = new QDR_TSS_Media_Page($this->get_plugin_name(), $this->get_version());
        $settings_page = new QDR_TSS_Settings_Page($this->get_plugin_name(), $this->get_version());

        // Admin hooks
        $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_admin_menu');

        // AJAX handlers
        $this->loader->add_action('wp_ajax_qdr_tss_get_items', $media_page, 'ajax_get_items');
        $this->loader->add_action('wp_ajax_qdr_tss_edit_item', $media_page, 'ajax_edit_item');
        $this->loader->add_action('wp_ajax_qdr_tss_delete_item', $media_page, 'ajax_delete_item');
        $this->loader->add_action('wp_ajax_qdr_tss_get_item_details', $media_page, 'ajax_get_item_details');
        $this->loader->add_action('wp_ajax_qdr_tss_force_activate_item', $media_page, 'ajax_force_activate_item'); // NEW
        $this->loader->add_action('wp_ajax_qdr_tss_save_settings', $settings_page, 'ajax_save_settings');
        $this->loader->add_action('wp_ajax_qdr_tss_purge_expired', $settings_page, 'ajax_purge_expired');
    }

    /**
     * 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() {
        $plugin_public = new QDR_TSS_Public($this->get_plugin_name(), $this->get_version());
        $plugin_shortcode = new QDR_TSS_Shortcode($this->get_plugin_name(), $this->get_version());
        $plugin_download = new QDR_TSS_Download($this->get_plugin_name(), $this->get_version());

        // Public hooks
        $this->loader->add_action('wp_enqueue_scripts', $plugin_public, 'enqueue_styles');
        $this->loader->add_action('wp_enqueue_scripts', $plugin_public, 'enqueue_scripts');
        $this->loader->add_action('init', $plugin_public, 'create_download_page');
        
        // Add rewrite rules
        $this->loader->add_action('init', $plugin_public, 'add_rewrite_rules');
        $this->loader->add_filter('query_vars', $plugin_public, 'add_query_vars');

        // Shortcode registration
        $this->loader->add_action('init', $plugin_shortcode, 'register_shortcodes');
    }

    /**
     * Register all of the hooks related to the REST API functionality
     * of the plugin.
     *
     * @since    1.0.0
     * @access   private
     */
    private function define_rest_api_hooks() {
        $rest_controller = new QDR_TSS_REST_Controller($this->get_plugin_name(), $this->get_version());
        $media_controller = new QDR_TSS_Media_Controller($this->get_plugin_name(), $this->get_version());
        $upload_controller = new QDR_TSS_Upload_Controller($this->get_plugin_name(), $this->get_version());

        // REST API hooks
        $this->loader->add_action('rest_api_init', $rest_controller, 'register_routes');
        $this->loader->add_filter('rest_authentication_errors', $rest_controller, 'check_api_key');
    }

    /**
     * Register all of the hooks related to the cron functionality
     * of the plugin.
     *
     * @since    1.0.0
     * @access   private
     */
    private function define_cron_hooks() {
        $cron_manager = new QDR_TSS_Cron_Manager($this->get_plugin_name(), $this->get_version());

        // Cron hooks
        $this->loader->add_action('qdr_tss_purge_expired_files', $cron_manager, 'purge_expired_files');
    }

    /**
     * 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    QDR_TSS_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;
    }
}