demo_umami_content.install

<?php

/**
 * @file
 * Install, update and uninstall functions for the module.
 */
use Drupal\demo_umami_content\InstallHelper;

/**
 * Implements hook_module_preinstall().
 */
function demo_umami_content_module_preinstall($module) {
  if ($module === 'demo_umami_content' && !\Drupal::service('config.installer')
    ->isSyncing()) {

    // Run before importing config so blocks are created with the correct
    // dependencies.
    \Drupal::classResolver(InstallHelper::class)
      ->importContent();
  }
}

/**
 * Implements hook_uninstall().
 */
function demo_umami_content_uninstall($is_syncing) {
  if (!$is_syncing) {
    \Drupal::classResolver(InstallHelper::class)
      ->deleteImportedContent();
  }
}