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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 76 77 78 79 80 81 | 25x 25x 25x 25x 25x 25x 5x 5x 4x 3x 1x 1x 3x 3x 1x 2x 1x 1x 1x 1x | import { Injectable } from '@angular/core';
import { Store, select } from '@ngrx/store';
import { Observable, catchError, map, of, switchMap, take, throwError } from 'rxjs';
import { ApiService } from 'ish-core/services/api/api.service';
import { getNewsletterSubscriptionStatus } from 'ish-core/store/customer/user';
/**
* The Newsletter Service handles the newsletter related interaction with the 'subscriptions' REST API.
*/
@Injectable({ providedIn: 'root' })
export class NewsletterService {
constructor(private apiService: ApiService, private store: Store) {}
private newsletterSubscriptionStatus$ = this.store.pipe(select(getNewsletterSubscriptionStatus), take(1));
/**
* Gets the current newsletter subscription status of the user.
*
* @param userEmail The user email.
* @returns The current newsletter subscription status.
* Returns 'false' when a 404-error is thrown, which is the APIs response for "no subscription found".
*/
getSubscription(userEmail: string): Observable<boolean> {
return this.apiService.get(`subscriptions/${this.apiService.encodeResourceId(userEmail)}`).pipe(
map((params: { active: boolean }) => params.active),
catchError(error => {
if (error.status === 404) {
return of(false);
}
return throwError(() => error);
})
);
}
/**
* Updates the newsletter subscription status of the user.
* Doesn't make a REST call when newStatus and currentStatus are the same.
*
* @param newStatus The new newsletter subscription status of the user.
* @param userEmail The user e-mail.
* @returns The new newsletter subscription status.
* Returns the current status when newStatus and currentStatus are the same.
*/
updateNewsletterSubscriptionStatus(newStatus: boolean, userEmail: string): Observable<boolean> {
// only make a REST-call when the status has changed
return this.newsletterSubscriptionStatus$.pipe(
switchMap(currentStatus => {
if (currentStatus === newStatus) {
return of(currentStatus);
}
return newStatus ? this.subscribeToNewsletter(userEmail) : this.unsubscribeFromNewsletter(userEmail);
})
);
}
/**
* always returns 'true'
*/
private subscribeToNewsletter(userEmail: string): Observable<boolean> {
const requestBody = {
name: 'Newsletter',
type: 'Subscription',
active: true,
recipient: userEmail,
};
return this.apiService.post(`subscriptions`, requestBody).pipe(map(() => true));
}
/**
* always returns 'false'
*/
private unsubscribeFromNewsletter(userEmail: string): Observable<boolean> {
return this.apiService
.delete(`subscriptions/${this.apiService.encodeResourceId(userEmail)}`)
.pipe(map(() => false));
}
}
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