Do not delete rows on translation add

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Full trace:

entity_mesh_entity_insert => entity_mesh_process_entity => $entity_mesh->processEntity($entity); => processTranslatableEntity => processEntityItem => $this->entityMeshRepository->saveSource($source); => if (!$this->deleteSource($source))

  public function processEntity(EntityInterface $entity) {
    // Check if entity is translatable.
    if ($entity instanceof TranslatableInterface && $entity->isTranslatable()) {
      $this->processTranslatableEntity($entity);
      return;
    }
    $this->processEntityItem($entity);
  }

  protected function processTranslatableEntity(EntityInterface $entity) {
    // @phpstan-ignore-next-line
    $translations = $entity->getTranslationLanguages();
    $langcodes = array_keys($translations);
    foreach ($langcodes as $langcode) {
      // @phpstan-ignore-next-line
      $translation = $entity->getTranslation($langcode);
      if ($translation instanceof EntityInterface) {
        $this->processEntityItem($translation);
      }
    }
  }

  protected function processEntityItem(EntityInterface $entity) {
    $source = $this->createSourceFromEntity($entity);
    if (!$source instanceof SourceInterface) {
      return;
    }
    $this->entityMeshRepository->saveSource($source);
  }

  public function saveSource(SourceInterface $source): bool {
    // Remove source rows from the database to avoid duplicates.
    if (!$this->deleteSource($source)) {
      return FALSE;
    }
    if (!$this->insertSource($source)) {
      return FALSE;
    }
    return TRUE;
  }

  public function deleteSource(SourceInterface $source): bool {
    try {
      $this->database
        ->delete(self::ENTITY_MESH_TABLE)
        ->condition('type', $source->getType())
        ->condition('source_entity_type', $source->getSourceEntityType())
        ->condition('source_entity_id', $source->getSourceEntityId())
        ->execute();
    }
    catch (\Exception $e) {
      $this->logger->error($e->getMessage());
      return FALSE;
    }
    return TRUE;
  }

Ready to review!!

It works as expected. Thank you Edu, I merged the branch.

Automatically closed - issue fixed for 2 weeks with no activity.