ipfs-product-image.effects.ts

downloadImage$ = createEffect(
        () =>
          this.actions$.pipe(
            ofType(IpfsImageActions.download_image),
            map((action) => action.ipfsHash),
            switchMap((ipfsHash: string) => 
              this.ipfsSrv.getFile(ipfsHash).pipe(
                map((image: Blob) => IpfsImageActions.download_image_success({ image })),
                catchError((err: Error) =>
                  of(ErrorActions.errorMessage({ errorMsg: err.message }), IpfsImageActions.download_image_error())
              )
             )
            )
          )
        );