<?php
/**
 * @package   Affinite Back in Stock
 * @author    Vladislav Musílek
 * @license   GPL-2.0+
 * @link      https://affinite.io
 * @copyright 2024 Affinite.io
 */
 
class Affinite_Back_In_Stock_Admin {

	/**
	 * Instance of this class.
	 *
	 * @since    1.0
	 *
	 * @var      object
	 */
	protected static $instance = null;

	/**
	 * Slug of the plugin screen.
	 *
	 * @since    1.0
	 *
	 * @var      string
	 */
	protected $plugin_screen_hook_suffix = null;

	/**
	 * Initialize the plugin by loading admin scripts & styles and adding a
	 * settings page and menu.
	 *
	 * @since     1.0
	 */
	private function __construct() {

		$plugin = Affinite_Back_In_Stock::get_instance();
		$this->plugin_slug = $plugin->get_plugin_slug();

		// Add the options page and menu item.
		add_action( 'admin_menu', array( $this, 'add_plugin_admin_menu' ) );

		// Load admin style sheet and JavaScript.
		add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_admin_styles' ) );

		add_action( 'add_meta_boxes', array( $this, 'stock_alert_box' ) );
		   
	}

	/**
	 * Return an instance of this class.
	 *
	 * @since     1.0
	 *
	 * @return    object    A single instance of this class.
	 */
	public static function get_instance() {

		// If the single instance hasn't been set, set it now.
		if ( null == self::$instance ) {
			self::$instance = new self;
		}

		return self::$instance;
	}

	/**
	 * Register and enqueue admin-specific style sheet.
	 *
	 * @since     1.0
	 *
	 * @return    null    Return early if no settings page is registered.
	 */
	public function enqueue_admin_styles() {

		wp_enqueue_style( $this->plugin_slug .'-admin-styles', AFFINITEPSAURL . 'admin/assets/css/admin.min.css', array(), Affinite_Back_In_Stock::VERSION );

	}

	/**
	 * Register the administration menu for this plugin into the WordPress Dashboard menu.
	 *
	 * @since    1.0
	 */
	public function add_plugin_admin_menu() {

		$manage = apply_filters( 'affinite_back_in_stock_manage', 'manage_options' );

  		add_submenu_page(
			'woocommerce',
      		esc_html__( 'Back in Stock Notification', 'affinite-back-in-stock' ),
			esc_html__( 'Back in Stock Notification', 'affinite-back-in-stock' ),
			$manage,
			$this->plugin_slug,
			array( $this, 'display_plugin_admin_page' )
		);

	}

    /**
	 * Render the settings page for this plugin.
	 *
	 * @since    1.0.0
	 */
	public function display_plugin_admin_page() {
		include_once( 'views/admin.php' );
	}
  	
	/**
	 * Metabox for order detail 
	 *
	 * @since    1.0.0
	 */
	public function stock_alert_box() {
		
  
    	include('includes/metabox.php');
    
    	add_meta_box( 'stock-alert', esc_html__( 'Stock Alert data', 'affinite-back-in-stock' ), 'affinite_stock_alert_meta_box', 'product', 'normal', 'high' );
    
	}

}