drupal_module__reinstall/src/Plugin/migrate/source/ReinstallParagraphSource.php

<?php

namespace Drupal\reinstall\Plugin\migrate\source;

use Drupal\Core\Entity\EntityFieldManagerInterface;
use Drupal\Core\Entity\EntityTypeBundleInfoInterface;
use Drupal\migrate\Plugin\MigrationInterface;

/**
 * Source plugin for terms from a YAML file.
 *
 * @MigrateSource(
 *   id = "reinstall_paragraphs"
 * )
 */
class ReinstallNodeSource extends SimpleSource {
  const ENTITY_TYPE = 'node';

  /**
   * Constructor.
   */
  public function __construct(
    array $configuration,
    string $pluginId,
    array $pluginDefinition,
    MigrationInterface $migration,
    EntityTypeBundleInfoInterface $ebi,
    EntityFieldManagerInterface $efm
  ) {
    parent::__construct($configuration, $pluginId, $pluginDefinition, $migration, $ebi, $efm);

    $rawRecords = array_map([$this, 'flattenRecord'], $this->initialParse($configuration));
    $this->records = $rawRecords;
  }

  /**
   * {@inheritdoc}
   */
  public function getIds() {
    $ids = [
      'nid' => [
        'type' => 'integer',
      ],
    ];

    return $ids;
  }

}