All files / src/app/core/store/content/parameters parameters.effects.ts

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import { Injectable } from '@angular/core';
import { Actions, createEffect, ofType } from '@ngrx/effects';
import { mergeMap } from 'rxjs/operators';
 
import { Product } from 'ish-core/models/product/product.model';
import { ProductsService } from 'ish-core/services/products/products.service';
import { loadProductSuccess } from 'ish-core/store/shopping/products';
import { mapErrorToAction, mapToPayload } from 'ish-core/utils/operators';
 
import {
  loadParametersProductListFilter,
  loadParametersProductListFilterFail,
  loadParametersProductListFilterSuccess,
} from './parameters.actions';
 
@Injectable()
export class ParametersEffects {
  constructor(private actions$: Actions, private productsService: ProductsService) {}
 
  loadParametersProductListFilter$ = createEffect(() =>
    this.actions$.pipe(
      ofType(loadParametersProductListFilter),
      mapToPayload(),
      mergeMap(({ id, searchParameter, amount }) =>
        this.productsService.getFilteredProducts(searchParameter, amount).pipe(
          mergeMap(({ products }) => [
            ...products.map((product: Product) => loadProductSuccess({ product })),
            loadParametersProductListFilterSuccess({ id, productList: products.map(p => p.sku) }),
          ]),
          mapErrorToAction(loadParametersProductListFilterFail)
        )
      )
    )
  );
}