<?php

/**
 * @file
 * Installation actions for FlexSlider.
 */

/**
 * Implements hook_uninstall().
 *
 * Deletes all content and configuration installed by this module.
 */
function flexslider_uninstall() {
  // Delete all of the configuration installed by this module.
  $dir = drupal_get_path('module', 'flexslider') . '/config/install';
  $files = \Drupal::service('file_system')->scanDirectory($dir, '/.*/');
  foreach ($files as $file) {
    \Drupal::configFactory()->getEditable($file->name)->delete();
  }
  \Drupal::logger('flexslider')->info(t('Deleted flexslider configuration'), []);
}

/**
 * Implements hook_requirements().
 */
function flexslider_requirements($phase) {
  $requirements = [];

  // Check to see if the flexslider library is available.
  if ($phase == 'runtime') {
    // @todo Remove this conditional once 8.9 is the minimum supported core
    // version.
    if (\Drupal::hasService('library.libraries_directory_file_finder')) {
      /** @var \Drupal\Core\Asset\LibrariesDirectoryFileFinder $library_file_finder */
      $library_file_finder = \Drupal::service('library.libraries_directory_file_finder');
      $found = (bool) $library_file_finder->find('flexslider/jquery.flexslider-min.js');
    }
    else {
      $path = DRUPAL_ROOT . '/libraries/flexslider/jquery.flexslider-min.js';
      if (\Drupal::moduleHandler()->moduleExists('libraries')) {
        $path = libraries_get_path('flexslider') . '/jquery.flexslider-min.js';
      }
      $found = file_exists($path);

      // Find the library in the profiles path if not found.
      if (!$found) {
        $path = drupal_get_path('profile', \Drupal::installProfile());
        $path .= '/libraries/flexslider/jquery.flexslider-min.js';
        $found = file_exists($path);
      }
    }

    if (!$found) {
      $requirements['flexslider'] = [
        'title' => t('FlexSlider'),
        'description' => t('FlexSlider library not found. Please consult the README.md for installation instructions.'),
        'severity' => REQUIREMENT_ERROR,
      ];
    }
  }
  return $requirements;
}

/**
 * Add styles to the default configuration for flexslider module.
 */
function flexslider_update_8001() {
  $config_factory = \Drupal::configFactory();
  $config = $config_factory->getEditable('flexslider.settings');
  $config->set('flexslider_css', TRUE);
  $config->set('flexslider_module_css', TRUE);
  $config->save(TRUE);
}