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

@injectable()
export class TransformationSerializer extends Serializer<
  TransformationEntityInterface,
  TransformationSerializedInterface
> {
  public async serialize(entity: TransformationEntityInterface): Promise<TransformationSerializedInterface> {
    const [byWork, ofWork, type] = await Promise.all([
      serializeEntityPromise(entity.byWork),
      serializeEntityPromise(entity.ofWork),
      serializeEntityPromise(entity.type),
    ]);

    return {
      id: entity.id,
      order: entity.order,
      byWork,
      ofWork,
      type,
    };
  }

  public deserialize(partial: Partial<TransformationSerializedInterface>): Partial<TransformationEntityInterface> {
    return {
      ...(partial.id ? { id: partial.id } : {}),
      ...(partial.order ? { order: partial.order } : {}),
      ...(partial.type ? { type: getDeserializedEntityPromise(partial.type, TransformationType) } : {}),
      ...(partial.ofWork ? { ofWork: getDeserializedEntityPromise(partial.ofWork, Work) } : {}),
      ...(partial.byWork ? { byWork: getDeserializedEntityPromise(partial.byWork, Work) } : {}),
    };
  }
}