<?php

namespace BitCode\BitForm\Core\Util;

final class FrontendHelpers {
  public static $pageBuilderList = [
    'action'                          => 'elementor', // elementor
    'vcv-action'                      => 'frontend', // visual composer
    'fl_builder'                      => '', // beaver builder
    'action'                          => 'in-front-editor', // brizy
    'ct_builder'                      => 'true', // oxygen
    'breakdance'                      => 'builder', // breakdance
    'lc_action_launch_editing'        => '1', // live canvas
    'vc_action'                       => 'vc_inline', // wp bakery
    'et_fb'                           => '1', // divi
    'et_pb_preview'                   => 'true', // divi
    'bricks'                          => 'run', // bricks
    'action'                          => 'architect', // thrive architect
    'page'                            => 'livecomposer_editor', // live composer
  ];

  public static function getFormIdsFromPost() {
    global $post;
    global $wpdb;
    global $bfUniqFormIds;

    if (empty($post)) {
      $bfUniqFormIds = [];
      return;
    };
    $postId = $post->ID;
    $formsIds = [];
    // $bfMetaValues = $wpdb->get_results("SELECT pmt1.meta_value FROM wp_postmeta pmt1 LEFT OUTER JOIN wp_postmeta pmt2 ON (pmt1.meta_id < pmt2.meta_id AND pmt1.meta_key = pmt2.meta_key) WHERE pmt2.meta_id IS NULL AND pmt1.post_id = {$postId} AND pmt1.meta_value LIKE '%[bitform%' ORDER BY pmt1.meta_id DESC");
    $bfMetaValues = $wpdb->get_results('SELECT meta_value FROM `' . $wpdb->postmeta . "` WHERE `post_id`={$post->ID} AND meta_value LIKE '%[bitform id=%'");
    $postContent = $post->post_content;
    $bfMetaValues[] = (object) ['meta_value' => $postContent];
    foreach ($bfMetaValues as $bfShortcut) {
      $meta_value = $bfShortcut->meta_value;
      $meta_value = str_replace('\\', '', $meta_value);
      \preg_match_all("/\[bitform\s+id\s*=\s*('|\")\s*(\d+)\s*('|\")\]/", $meta_value, $shortCode);
      $shortCodes = $shortCode[2];
      if (!empty($shortCodes)) {
        $formsIds = array_merge($formsIds, $shortCodes);
      }
    }

    $bfUniqFormIds = array_unique($formsIds);

    return $bfUniqFormIds;
  }

  public static function isPageBuilder() {
    global $bfMultipleFormsExists;
    global $isPageBuilder;

    $current_url = $_SERVER['REQUEST_URI'];
    $isAdminSide = false !== strpos($current_url, '/wp-admin/');

    $isPageBuilder = get_transient('is_page_builder');
    $isPageBuilderSessionExists = false !== $isPageBuilder;
    if ($isAdminSide) {
      $isPageBuilder = true;
    }

    if ($isPageBuilder) {
      $bfMultipleFormsExists = true;
      return true;
    }

    if ($isPageBuilderSessionExists) {
      set_transient('is_page_builder', $isPageBuilder);
    }

    self::getFormIdsFromPost();
    global $bfUniqFormIds;
    $bfMultipleFormsExists = $isPageBuilder ? true : count($bfUniqFormIds) > 1;
    return $isPageBuilder;
  }

  public static function parseQueryParams($url) {
    $url_components = parse_url($url);
    if (isset($url_components['query'])) {
      parse_str($url_components['query'], $queryParams);
      return $queryParams;
    }
    return [];
  }

  public static function handleBfFormIdsSession($formId = null) {
    global $bfFrontendFormIds;
    $bfFrontendFormIds = get_transient('bf_frontend_form_ids');
    if (empty($bfFrontendFormIds)) {
      $bfFrontendFormIds = [];
    }
    if (is_null($formId)) {
      return $bfFrontendFormIds;
    }
    $bfFrontendFormIds[] = $formId;
    set_transient('bf_frontend_form_ids', $bfFrontendFormIds);
  }
}