<?php

namespace WP_Table_Builder\Inc\Core;

use WP_Table_Builder as NS;
use WP_Table_Builder\Inc\Admin as Admin;
use WP_Table_Builder\Inc\Admin\Accessibility;
use WP_Table_Builder\Inc\Admin\Managers\Gutenberg_Block_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Icon_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Notification_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Screen_Options_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Scroll_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Table_Render_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Template_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Upsells_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Version_Sync_Manager;
use WP_Table_Builder\Inc\Admin\Managers\What_Is_New_Manager;
use WP_Table_Builder\Inc\Admin\Style_Pass;
use WP_Table_Builder\Inc\Frontend as Frontend;
use WP_Table_Builder\Inc\Admin\Managers\Elements_Manager as Elements_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Table_Elements_Manager as Table_Elements_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Controls_Manager as Controls_Manager;
use WP_Table_Builder\Inc\Admin\Managers\Settings_Manager as Settings_Manager;
use function add_action;
use function trailingslashit;

/**
 * The core plugin class.
 * Defines internationalization, admin-specific hooks, and public-facing site hooks.
 *
 * @link       http://wptablebuilder.com/
 * @since      1.0.0
 *
 * @author     Imtiaz Rayhan
 */
class Init
{

    /**
     * Instance to instantiate object.
     *
     * @var $instance
     */
    protected static $instance;

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

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

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

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

    /**
     * The text domain of the plugin.
     *
     * @since    1.0.0
     * @access   protected
     * @var      string $plugin_text_domain The text domain of the plugin.
     */
    protected $plugin_text_domain;

    /**
     * Initialize and define the core functionality of the plugin.
     */

    /**
     * Items manager.
     *
     * Holds the plugin items manager.
     *
     * @since 1.0.0
     * @access public
     *
     * @var elements_manager
     */
    public $elements_manager;

    /**
     * Table elements manager.
     *
     * Holds the plugin Table Elements manager.
     *
     * @since 1.2.1
     * @access public
     *
     * @var elements_manager
     */
    public $table_elements_manager;

    /**
     * Controls manager.
     *
     * Holds the plugin controls manager.
     *
     * @since 1.0.0
     * @access public
     *
     * @var Controls_Manager
     */
    public $controls_manager;


    /**
     * Settings manager.
     *
     * Holds the plugin settings manager
     *
     * @access public
     *
     * @var Settings_Manager
     */
    public $settings_manager;

    /**
     * Admin menu handler.
     * @var object
     */
    public $admin_menu;

    /**
     * Icon manager instance
     *
     * @private
     * @var Icon_Manager
     */
    private $icon_manager;

    /**
     * Screen options manager instance.
     *
     * @var Screen_Options_Manager
     */
    public $screen_options_manager;

    private function __construct()
    {

        $this->plugin_name        = NS\WP_TABLE_BUILDER;
        $this->version            = NS\PLUGIN_VERSION;
        $this->plugin_basename    = NS\PLUGIN_BASENAME;
        $this->plugin_text_domain = NS\PLUGIN_TEXT_DOMAIN;

        $this->load_dependencies();
        $this->set_locale();
        $this->table_export();
        $this->define_admin_hooks();
        $this->define_public_hooks();
        $this->table_import();
        $this->table_preview();

        if (isset($_GET['page']) && sanitize_text_field($_GET['page']) == 'wptb-builder') {
            $this->elements_resources();
        }
    }

    /**
     * Singleton pattern, making only one instance of the class.
     *
     * @since 1.00
     */
    public static function instance()
    {
        if (!isset(self::$instance)) {
            $className      = __CLASS__;
            self::$instance = new $className;
        }

        return self::$instance;
    }

    /**
     * Loads the following required dependencies for this plugin.
     *
     * - Loader - Orchestrates the hooks of the plugin.
     * - Internationalization_I18n - Defines internationalization functionality.
     * - Admin - Defines all hooks for the admin area.
     * - Frontend - Defines all hooks for the public side of the site.
     * - Settings - Setup setting manager for menus and plugin wide settings handling
     *
     * @access    private
     */
    private function load_dependencies()
    {
        $this->loader = new Loader();

        // initialize version sync manager
        Version_Sync_Manager::init();

        // initialize settings manager
        $this->settings_manager = new Settings_Manager('wp_table_builder_settings', $this->loader);

        // initialize screen options manager
        $this->screen_options_manager = new Screen_Options_Manager();

        // initialize icon manager instance
        $icon_dir_path = trailingslashit(NS\WP_TABLE_BUILDER_DIR) . 'inc/frontend/views/icons';
        $icon_dir_url  = trailingslashit(NS\WP_TABLE_BUILDER_URL) . 'inc/frontend/views/icons';

        $this->icon_manager = new Icon_Manager($icon_dir_path, $icon_dir_url);

        // initialize gutenberg block manager
        new Gutenberg_Block_Manager('wptb/table-block');


        // wait plugins loaded action hook to check availability of pro version
        add_action('plugins_loaded', function () {
            Upsells_Manager::independent_init();

            // initialize upsells manager
            Upsells_Manager::init();
        }, 99);

        // initialize notification manager
        Notification_Manager::init();

        // initialize what is new manager
        What_Is_New_Manager::init();

        // initialize scroll manager
        Scroll_Manager::init();

        $template_file = trailingslashit(NS\WP_TABLE_BUILDER_DIR) . 'assets/templates/templates.csv';
        // initialize template manager
        Template_Manager::init(['template_file_path' => $template_file]);

		// initialize table render manager
		Table_Render_Manager::init();
    }

    /**
     * Define the locale for this plugin for internationalization.
     *
     * Uses the Internationalization_I18n class in order to set the domain and to register the hook
     * with WordPress.
     *
     * @access    private
     */
    private function set_locale()
    {

        $plugin_i18n = new Internationalization_I18n($this->plugin_text_domain);

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

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

        $plugin_admin = new Admin\Admin($this->get_plugin_name(), $this->get_version(), $this->get_plugin_text_domain());

        $tables           = new Admin\Tables;
        $this->admin_menu = new Admin\Admin_Menu;
        //$import = new Admin\Import;

        // accessibility initialization
        new Accessibility();

        // style pass initialization
        Style_Pass::init();

        $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_notices', $plugin_admin, 'review_notice');
        $this->loader->add_action('wp_ajax_wptbReviewNoticeHide', $plugin_admin, 'wptb_hide_review_notify');

        //		add_action( 'admin_head', [ $this, 'content_width_header' ] );
    }

    /**
     * Get icon manager instance.
     *
     * @return Icon_Manager
     */
    public function get_icon_manager()
    {
        return $this->icon_manager;
    }

    /**
     * Sets table max-width property.
     *
     * Width will be set according to global content_width variable that is set by user's current theme.If not found, a default value of 850px will be used.
     */
    public function content_width_header()
    {
        // global variable set by themes
        global $content_width;

        // only change the content width if it is set, else use default css value
        if (isset($content_width)) {
            // currently table element wrappers have different class names for admin and front-end areas, here deciding which one to use depending on the current called action hook
            $class_name = current_filter() === 'admin_head' ? 'wptb-table-setup' : 'wptb-table-container';

            $style_tag = <<<STYLE
<style>
	.{$class_name} {
		max-width: {$content_width}px;
	}
</style>
STYLE;
            echo $style_tag;
        }
    }

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

        $plugin_public = new Frontend\Frontend($this->get_plugin_name(), $this->get_version(), $this->get_plugin_text_domain());

        // @deprecated
        //		$this->loader->add_action( 'wp_enqueue_scripts', $plugin_public, 'enqueue_styles' );

        //		$this->loader->add_action( 'wp_enqueue_scripts', $plugin_public, 'enqueue_footer_scripts' );

        //		add_action( 'wp_head', [ $this, 'content_width_header' ] );
    }

    /**
     * Сreates an instance of the class that is intended to display
     * the table preview
     *
     * @access    private
     */
    private function table_preview()
    {
        $this->loader->add_action('plugins_loaded', 'WP_Table_Builder\Inc\Admin\Preview', 'instance');
    }

    /**
     * Сreates an instance of the class that is intended to display
     * the import
     *
     * @access    private
     */
    private function table_import()
    {
        $this->loader->add_action('plugins_loaded', 'WP_Table_Builder\Inc\Admin\Import', 'instance');
    }

    private function table_export()
    {
        $this->loader->add_action('plugins_loaded', 'WP_Table_Builder\Inc\Admin\Export', 'get_instance');
    }

    /**
     * Run the loader to execute all of the hooks with WordPress.
     */
    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.
     */
    public function get_plugin_name()
    {
        return $this->plugin_name;
    }

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

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

    /**
     * Retrieve the text domain of the plugin.
     *
     * @return    string    The text domain of the plugin.
     * @since     1.0.0
     */
    public function get_plugin_text_domain()
    {
        return $this->plugin_text_domain;
    }

    /**
     * Run all the necessary resources for Elements and Controls
     *
     * @since   1.1.5
     */
    public function elements_resources()
    {
        $this->elements_manager       = new Elements_Manager();
        $this->table_elements_manager = new Table_Elements_Manager();
        $this->controls_manager       = new Controls_Manager();

        add_action('admin_footer', function () {
            $this->elements_manager->output_elements_templates();
            $this->elements_manager->output_directories_icons();
            $this->elements_manager->output_elements_scripts();
            $this->table_elements_manager->output_elements_scripts();
            $this->controls_manager->output_controls_templates();
            $this->controls_manager->output_control_stacks();
        });
    }
}