Custom Operators

filterNilValue

Filters undefined or null values:

import { filterNilValue } from '@datorama/akita';

query.selectEntity(1).pipe(filterNilValue()).subscribe();

setLoading

set the loading property to true and change it to false when the request completed or there was an error:

products.service.ts

import { setLoading } from '@datorama/akita';

export class ProductsService {
  constructor(private productsStore: ProductsStore) {}

  getProducts() {
    return this.http.get(url).pipe(
      setLoading(store),
      tap(response => this.productsStore.set(response))
    );
  }
}