<?php

/**
 * Plugin Name: Admin Calculator Widget
 * Plugin URI: https://wordpress.org/plugins/admin-calculator-widget/
 * Description: A simple floating calculator for WordPress admin dashboard to perform quick calculations while working.
 * Version: 1.0.0
 * Author: Rakib Al-Hasan
 * License: GPL v2 or later
 * License URI: https://www.gnu.org/licenses/gpl-2.0.html
 * Text Domain: admin-calculator-widget
 * Requires at least: 6.0
 * Requires PHP: 7.0
 */

// If this file is called directly, abort.
if (! defined('WPINC')) {
    die;
}

// Define plugin constants
define('ACWT_ADMIN_CALC_VERSION', '1.0.0');
define('ACWT_ADMIN_CALC_PLUGIN_DIR', plugin_dir_path(__FILE__));
define('ACWT_ADMIN_CALC_PLUGIN_URL', plugin_dir_url(__FILE__));

/**
 * Main Plugin Class
 */
class ACWT_Admin_Calculator
{

    /**
     * Instance of this class
     *
     * @var object
     */
    private static $instance = null;

    /**
     * Initialize the plugin
     */
    private function __construct()
    {
        $this->load_dependencies();
        $this->init_hooks();
    }

    /**
     * Get instance of this class
     *
     * @return object
     */
    public static function get_instance()
    {
        if (null === self::$instance) {
            self::$instance = new self();
        }
        return self::$instance;
    }

    /**
     * Load required dependencies
     */
    private function load_dependencies()
    {
        require_once ACWT_ADMIN_CALC_PLUGIN_DIR . 'includes/ACWT-admin-calculator-widget-assets.php';
        require_once ACWT_ADMIN_CALC_PLUGIN_DIR . 'includes/ACWT-admin-calculator-widget-render.php';
    }

    /**
     * Initialize WordPress hooks
     */
    private function init_hooks()
    {
        // Initialize assets class
        ACWT_Admin_Calculator_Assets::get_instance();

        // Initialize render class
        ACWT_Admin_Calculator_Render::get_instance();
    }
}

/**
 * Initialize the plugin
 */
function ACWT_admin_calculator_init()
{
    return ACWT_Admin_Calculator::get_instance();
}

// Start the plugin
ACWT_admin_calculator_init();