diff options
Diffstat (limited to 'client/src/app/helpers/rxjs.ts')
-rw-r--r-- | client/src/app/helpers/rxjs.ts | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/client/src/app/helpers/rxjs.ts b/client/src/app/helpers/rxjs.ts index eb051f868..625bca0f7 100644 --- a/client/src/app/helpers/rxjs.ts +++ b/client/src/app/helpers/rxjs.ts | |||
@@ -1,24 +1,19 @@ | |||
1 | import { uniq } from 'lodash-es' | 1 | import { uniq } from 'lodash-es' |
2 | import { asyncScheduler, Observable } from 'rxjs' | 2 | import { Observable } from 'rxjs' |
3 | import { bufferTime, distinctUntilChanged, filter, map, observeOn, share, switchMap } from 'rxjs/operators' | 3 | import { bufferTime, distinctUntilChanged, filter, map, share, switchMap } from 'rxjs/operators' |
4 | import { NgZone } from '@angular/core' | ||
5 | import { enterZone, leaveZone } from './zone' | ||
6 | 4 | ||
7 | function buildBulkObservable <T extends number | string, R> (options: { | 5 | function buildBulkObservable <T extends number | string, R> (options: { |
8 | ngZone: NgZone | ||
9 | notifierObservable: Observable<T> | 6 | notifierObservable: Observable<T> |
10 | time: number | 7 | time: number |
11 | bulkGet: (params: T[]) => Observable<R> | 8 | bulkGet: (params: T[]) => Observable<R> |
12 | }) { | 9 | }) { |
13 | const { ngZone, notifierObservable, time, bulkGet } = options | 10 | const { notifierObservable, time, bulkGet } = options |
14 | 11 | ||
15 | return notifierObservable.pipe( | 12 | return notifierObservable.pipe( |
16 | distinctUntilChanged(), | 13 | distinctUntilChanged(), |
17 | // We leave Angular zone so Protractor does not get stuck | 14 | bufferTime(time), |
18 | bufferTime(time, leaveZone(ngZone, asyncScheduler)), | ||
19 | filter(params => params.length !== 0), | 15 | filter(params => params.length !== 0), |
20 | map(params => uniq(params)), | 16 | map(params => uniq(params)), |
21 | observeOn(enterZone(ngZone, asyncScheduler)), | ||
22 | switchMap(params => bulkGet(params)), | 17 | switchMap(params => bulkGet(params)), |
23 | share() | 18 | share() |
24 | ) | 19 | ) |