service.ts

private _initSelectedPeople(): void {
    // this._targetStateService.getAllPeople()
    //   .pipe(takeUntil(this._destroyed$))
    //   .subscribe((allPeople: TargetModel[]) => {
    //
    //     console.log(allPeople, 'allpeople');
    //
    //     let ids = [];
    //     this._activatedRoute.queryParamMap
    //       .pipe(take(1))
    //       .subscribe((params: ParamMap) => {
    //         ids = params.getAll('people');
    //       });
    //
    //     const selectedPeople = allPeople.filter((person: TargetModel) => {
    //       return ids
    //         .some((personId: string) => {
    //           return person.id === personId;
    //         });
    //     });
    //
    //     this._targetStateService.setSelectedPeople(selectedPeople);
    //   });

    combineLatest([this._targetStateService.getAllPeople(), this._getParams$()])
      .pipe(takeUntil(this._destroyed$))
      .subscribe((value: [TargetModel[], ParamMap]) => {
        const allPeople = value[0];
        const peopleIds = value[1].getAll('people');

        console.log(allPeople, peopleIds);
        
        const selectedPeople = allPeople.filter((person: TargetModel) => {
          return peopleIds
            .some((personId: string) => {
              return person.id === personId;
            });
        });
        this._targetStateService.setSelectedPeople(selectedPeople);
      });
  }

  private _getParams$(): Observable<ParamMap> {
    return this._activatedRoute.queryParamMap
      .pipe(
        take(1)
      );
  }