import PageAdapter from '../../Page/adapter/PageAdapter';
import Product from '../entity/Product';
import Tag from '../../Tag/entity/Tag';
import ProductAdapterInterface from './ProductAdapterInterface';
import FileFactoryInterface from '../../File/factories/FileFactoryInterface';
import TagAdapterInterface from '../../Tag/adapter/TagAdapterInterface';
import PerkAdapterInterface from '../../Perk/adapter/PerkAdapterInterface';
import SeoFieldsAdapterInterface from '../../SEO/adapter/SeoFieldsAdapterInterface';

export default abstract class ProductAdapter extends PageAdapter implements ProductAdapterInterface {
  protected tagAdapter: TagAdapterInterface;
  
  constructor(
    imageAdapter: FileFactoryInterface,
    perkAdapter: PerkAdapterInterface,
    seoAdapter: SeoFieldsAdapterInterface,
    tagAdapter: TagAdapterInterface,
  ) {
    super(imageAdapter, perkAdapter, seoAdapter);
    this.tagAdapter = tagAdapter;
  }
  
  adapt(json: any, instance: Product) {
    let instanceAdapted = <Product>super.adapt(json, instance);
    
    instanceAdapted.tags = json.tags.map(each => this.tagAdapter.adapt(each, new Tag()));
    
    return instanceAdapted;
  }
  
  prepare(instance: Product): any {
    let instancePrepared = super.prepare(instance);
    
    let object = {
      ...instancePrepared,
      
      // Not using the TagAdapter because it prepares the whole entity
      // and we need only an array of <id> when creating/editing a Product
      tags: instance.tags.map(each => each.id),
    };
    
    return object;
  }
}