edlp_d8/core/modules/layout_builder/layout_builder.install

<?php

/**
 * @file
 * Contains install and update functions for Layout Builder.
 */

use Drupal\Core\Cache\Cache;
use Drupal\layout_builder\Entity\LayoutBuilderEntityViewDisplay;
use Drupal\layout_builder\Section;

/**
 * Implements hook_install().
 */
function layout_builder_install() {
  $displays = LayoutBuilderEntityViewDisplay::loadMultiple();
  /** @var \Drupal\layout_builder\Entity\LayoutEntityDisplayInterface[] $displays */
  foreach ($displays as $display) {
    // Create the first section from any existing Field Layout settings.
    $field_layout = $display->getThirdPartySettings('field_layout');
    if (isset($field_layout['id'])) {
      $field_layout += ['settings' => []];
      $display->appendSection(new Section($field_layout['id'], $field_layout['settings']));
    }

    // Sort the components by weight.
    $components = $display->get('content');
    uasort($components, 'Drupal\Component\Utility\SortArray::sortByWeightElement');
    foreach ($components as $name => $component) {
      $display->setComponent($name, $component);
    }
    $display->save();
  }

  // Clear the rendered cache to ensure the new layout builder flow is used.
  // While in many cases the above change will not affect the rendered output,
  // the cacheability metadata will have changed and should be processed to
  // prepare for future changes.
  Cache::invalidateTags(['rendered']);
}