<?php


  /**
   * File for handling new BB banner
   *
   * @category Child Plugin
   * @version v0.1.0
   * @since v0.1.0
   * @author iClyde <kontakt@iclyde.pl>
   */

  // Namespace
  namespace Inisev\Subs;
  
  // Disallow direct access
  if ( ! defined( 'ABSPATH' ) ) exit;

  /**
   * Main class for handling new BB banner
   */
  if (!class_exists('Inisev\Subs\New_BB_Banner')) {
    class New_BB_Banner {

      /**
       * Local variables
       */
      private $root; // __ROOT__ of plugin's root
      private $file; // __FILE__ of plugin's root
      private $slug; // Plugin's slug
      private $is_bmi_exists = false; // BMI plugin exists
      private $name;

      /**
       * Local URLs
       */
      private $root_url; // Root URL for plugin's dir
      private $assets_url; // Root URL for banner assets
      private $plugin_menu_url; // Plugin's settings menu
      public $option_name = '_new_bb_banner'; // Option name for this module
      public $using_since; // Check since user uses this plugin


      /**
       * __construct:
       * Compile some variables for "future use"
       * Such as slug of current plugin, root dir of plugin
       *
       * @param  string $root_file       __FILE__ of plugin's main file
       * @param  string $root_dir        __DIR__ of plugin's main file
       * @param  string $individual_slug Individual slug - mostly plugin's slug
       * @param  string $display_name    The name that will be displayed in the banner
       * @param  string $plugin_menu_url Plugin menu slug example.com/wp-admin/admin.php?page=<this slug here>
       */
      function __construct($root_file, $root_dir, $individual_slug, $display_name, $plugin_menu_url) {

        $this->file = $root_file;
        $this->root = $root_dir;
        $this->slug = $individual_slug;
        $this->name = $display_name;

        $this->plugin_menu_url = admin_url('admin.php?page=' . $plugin_menu_url);

        $this->root_url = plugin_dir_url($this->file);
        $this->assets_url = $this->root_url . 'modules/new-bb-banner/assets/';
        $this->is_bmi_exists = is_dir(WP_PLUGIN_DIR . '/backup-backup') || is_dir(WP_PLUGIN_DIR . '/backup-backup-pro');


        $time = time();
        $option = get_option($this->option_name, [
          'dismissed' => false,
          'dismissed_at' => 0,
          'using_since' => $time
        ]);

        if ($option['using_since'] == $time) {
          update_option($this->option_name, $option);
        } 

        $this->using_since = $option['using_since'];


        // Add handler for Ajax request
        if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] == 'POST') {

          // Check if slug is defined
          if (isset($_POST['token']) && $_POST['token'] === 'new_bb_banner') {

            // Handle the request
            add_action('wp_ajax_dismiss_new_bb_banner', [&$this, 'dismiss_banner']);
          }

          // Stop for POST
          return;

        }

        add_action('wp_loaded', [&$this, 'init_new_bb_banner']);

      }

      /**
       * __asset - Loads assets
       *
       * @param  string $file path relative
       * @return string       file URL
       */
      private function __asset($file) {

        return $this->assets_url . $file;

      }

      /**
       * __dir_asset - Loads assets
       *
       * @param  string $file path relative
       * @return string       absolute path
       */
      private function __dir_asset($file) {

        return __DIR__ . '/assets' . '/' . $file;

      }

      /**
       * _asset - Loads assets and automatically echo
       *
       * @param  string $file path relative
       * @echo   string       file URL
       */
      private function _asset($file) {

        return $this->assets_url . $file;

      }

      /**
       * can_be_displayed - check if the banner should be displayed
       *
       * @return bool true if banner can be displayed
       */
      private function can_be_displayed() {      

        $option = get_option($this->option_name, [
          'dismissed' => false,
          'dismissed_at' => 0
        ]);

        if ($option['dismissed'] === true) {
          return false;
        }

        $site_url = get_site_url();
        $site_url = str_replace('http://', '', $site_url);
        $site_url = str_replace('https://', '', $site_url);
        $site_url = str_replace('www.', '', $site_url);

        // IF site match regex then display
        if (preg_match('/^[a-c]/i', $site_url)) {
          return true;
        }

        if ($this->slug !== 'backup-backup'){
          // WILL BE USED IN OTHER PLUGINS
        }

        return false;
      }

      /**
       * add_assets - adds required assests by the banner
       *
       * @return void
       */
      public function add_assets() {

        wp_enqueue_script('new-bb-banner-script', $this->__asset('js/script.js'), [], filemtime($this->__dir_asset('js/script.js')), true);
        wp_enqueue_style('new-bb-banner-style', $this->__asset('css/style.css'), [], filemtime($this->__dir_asset('css/style.css')));
        wp_localize_script('new-bb-banner-script', 'new_bb_banner', [
          'dismiss_nonce' => wp_create_nonce('new_bb_banner_dismiss'),
          'is_backup_pro_exists' => is_dir(WP_PLUGIN_DIR . '/backup-backup-pro'),
          // 'is_backup_pro_exists' => false, // For Testing Purpose
          'current_plugin' => $this->slug, // Will be used for future use
          'is_bmi_exists' => $this->is_bmi_exists
        ]);

      }

      /**
       * display_banner - loads the HTML and prints it in the header only once
       *
       * @return void
       */
      public function display_banner() {

        if (!defined('NEW_BB_BANNER_H_HTML_LOADED')) {
          define('NEW_BB_BANNER_H_HTML_LOADED', true);
          include_once __DIR__ . '/views/banner.php';
        }

      }

      /**
       * dismiss_banner - Handles all POST actions
       *
       * @param  string $_POST['slug'] - the unique slug
       * @param  string $_POST['mode'] - the unique action remind/dismiss
       *
       * @return void returns JSON response to browser
       */
      public function dismiss_banner() {
        if (check_ajax_referer('new_bb_banner_dismiss', 'nonce', false) === false) {
          wp_send_json_error();
        }

        if (isset($_POST['shouldRedirectToBMI'])) $shouldRedirectToBMI = sanitize_text_field($_POST['shouldRedirectToBMI']);
        else $shouldRedirectToBMI = false;

        update_option($this->option_name, [
          'dismissed' => true,
          'dismissed_at' => time(),
          'using_since' => $this->using_since
        ]);

        if ($shouldRedirectToBMI == 'true') {
          wp_send_json_success([
            'redirect' => $this->plugin_menu_url
          ]);
        } else {
          wp_send_json_success();
        }
      }

      /**
       * init_new_bb_banner - initialization when the user is authenticated already
       *
       * @return void
       */
      public function init_new_bb_banner() {

        if ($this->can_be_displayed()) {
          if (defined('WP_HOME') && strpos(WP_HOME, 'tastewp.com') !== false) {
            $days_used = (time() - $this->using_since) / (60 * 60 * 24);
            if ($days_used < 7) {
              return;
            } else {
              update_option('hide_tastewp_notice', true);
            }
          }
          add_action('admin_enqueue_scripts', [&$this, 'add_assets']);
          add_action('admin_notices', [&$this, 'display_banner']);
        }

      }

    }
  }