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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | 1x 1x 1x 1x 1x 1x 1x 1x | import { Injectable, OnDestroy } from '@angular/core';
import { Store, select } from '@ngrx/store';
import { RxState } from '@rx-angular/state';
import { distinctUntilChanged, map, switchMap, tap } from 'rxjs/operators';
import { HttpError } from 'ish-core/models/http-error/http-error.model';
import { selectRouteParam, selectUrl } from 'ish-core/store/core/router';
import { whenTruthy } from 'ish-core/utils/operators';
import { Requisition } from '../models/requisition/requisition.model';
import {
getRequisition,
getRequisitionsError,
getRequisitionsLoading,
loadRequisition,
updateRequisitionStatus,
} from '../store/requisitions';
@Injectable()
export class RequisitionContextFacade
extends RxState<{
id: string;
loading: boolean;
error: HttpError;
entity: Requisition;
view: 'buyer' | 'approver';
}>
implements OnDestroy
{
constructor(private store: Store) {
super();
this.connect('id', this.store.pipe(select(selectRouteParam('requisitionId'))));
this.connect('loading', this.store.pipe(select(getRequisitionsLoading)));
this.connect('error', this.store.pipe(select(getRequisitionsError)));
this.connect(
'entity',
this.select('id').pipe(
whenTruthy(),
distinctUntilChanged(),
tap(requisitionId => this.store.dispatch(loadRequisition({ requisitionId }))),
switchMap(requisitionId =>
this.store.pipe(
select(getRequisition(requisitionId)),
whenTruthy(),
map(entity => entity as Requisition)
)
),
whenTruthy()
)
);
this.connect(
'view',
this.store.pipe(
select(selectUrl),
map(url => (url.includes('/buyer') ? 'buyer' : 'approver'))
)
);
}
approveRequisition$() {
this.store.dispatch(updateRequisitionStatus({ requisitionId: this.get('entity', 'id'), status: 'APPROVED' }));
}
rejectRequisition$(comment?: string) {
this.store.dispatch(
updateRequisitionStatus({ requisitionId: this.get('entity', 'id'), status: 'REJECTED', approvalComment: comment })
);
}
}
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