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how to wait for the subscribe to finish before going back to caller method in angular

SAMER SAEID answered on May 11, 2022 Popularity 9/10 Helpfulness 1/10

answer how to wait for the subscribe to finish before going back to caller method in angular

how to wait for the subscribe to finish before going back to caller method in angular

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save(job: Model, status: string) {
    console.log('Starting apiService.serviceMethod');
    this.apiService.serviceMethod(job, status).pipe(
        switchMap((job: Model) => {
            if (job) {
                // Some update of job is require here since the GET call doesn't know 
                // whereas the UI does. 
                // Modify job variable here.
            
                console.log('Starting PUT call');
                return this.apiService.updatePutMethod(job); 
            } else {
                console.log('Skipping PUT call');
                return of(null);
            }
        })
    ).subscribe(() => {
        console.log("Ready to emit");
        this.notify.emit('Saved!');
    });
}


import { of } from 'rxjs';

serviceMethod(job: Model, status: string): Observable<Model> {
    if (status && (status === 'Publish' || status === 'UnPublish')) {
        console.log('Staring POST call');
        return this.firstPostMethod(task).pipe(
            switchMap((task) => {
                console.log('Starting GET call');               
                return this.firstGETCall(task);
            })
        );
    } else {
        // either status is null/empty or does not equal either of the strings.
        return of(null);
    }
}

Popularity 9/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: angular back javascript subscribe wait

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Contributed on May 11 2022

SAMER SAEID

0 Answers Avg Quality 2/10

how to wait for the subscribe to finish before going back to caller method in angular

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