import { NorthforkService } from './northfork.service';
import { GastrofyService } from './gastrofy.service';

function attachMeta( recipe, metas:any ) {
  if( !metas || !metas.length ) return;

  for( let meta of metas ) {
    if( recipe.gastrofy_id == meta.id ) {
      recipe.rating = meta.rating;
      recipe.nutrition = meta.nutrition;
      recipe.chef = meta.chefs && meta.chefs[0] ? meta.chefs[0] : {};
      break;
    }
  }
}

// GastrofyService with NorthforkService
export class GNService {
  _NFHttp: any;
  _GFHttp: any;

  constructor( config:any ) {
    this._NFHttp = new NorthforkService( {
      customerToken: config.customerToken
    } );
    this._GFHttp = new GastrofyService();
  }

  getRecipe( id:any, params?:any ) {
    return this._NFHttp.getRecipe( id, params ).then( ( recipe:any ) => {
      return this._GFHttp.getRecipeMeta( recipe.gastrofy_id ).then( ( metas:any ) => {
        attachMeta( recipe, metas );
        return recipe;
      } );
    } );
  }


  getRecipes( params?:any ) {
    let promise = this._NFHttp.getRecipes( params );

    promise.then( ( recipesResponse:any ) => {
      if( !recipesResponse.data || !recipesResponse.data.length ) return recipesResponse;

      let gastrofyIds = recipesResponse.data.map( ( recipe:any ) => {
        return recipe.gastrofy_id;
      } ).filter( ( gastrofyId:any ) => {
        return !!gastrofyId;
      } );

      if( !gastrofyIds.length ) return recipesResponse;

      return this._GFHttp.getRecipeMeta( gastrofyIds ).then( ( metaResponse:any ) => {
        recipesResponse.data = recipesResponse.data.map( ( recipe:any ) => {
          attachMeta( recipe, metaResponse );
          return recipe;
        } );

        return recipesResponse;
      } );
    }, ( error:any ) => {
      return error;
    } );

    return promise;
  }
}