import { injectable } from 'inversify';
import { Collection } from '../../../entities/library/collection';
import { Work } from '../../../entities/library/work';
import { getDeserializedEntityPromise } from '../get-deserialized';
import { serializeEntityPromise } from '../serialize-entity-promise';
import { Serializer } from '../serializer';

@injectable()
export class CollectionPartSerializer extends Serializer<
  CollectionPartEntityInterface,
  CollectionPartSerializedInterface
> {
  public async serialize(entity: CollectionPartEntityInterface): Promise<CollectionPartSerializedInterface> {
    const [collection, work] = await Promise.all([
      serializeEntityPromise(entity.collection),
      serializeEntityPromise(entity.work),
    ]);

    return {
      id: entity.id,
      order: entity.order,
      collection,
      work,
    };
  }

  public deserialize(partial: Partial<CollectionPartSerializedInterface>): Partial<CollectionPartEntityInterface> {
    return {
      ...(partial.id ? { id: partial.id } : {}),
      ...(partial.order ? { order: partial.order } : {}),
      ...(partial.collection ? { collection: getDeserializedEntityPromise(partial.collection, Collection) } : {}),
      ...(partial.work ? { work: getDeserializedEntityPromise(partial.work, Work) } : {}),
    };
  }
}