Tips for RETRIEVING a particular cookie value in Angular version 14

"I've integrated the ngx-cookie-service library in my Angular project, but I'm experiencing an issue where two different cookies are being retrieved upon login even though the session id is already set in the backend. How can I ensure that my Angular application retrieves the correct cookie value using the ngx-cookie-service library (with both session id and the cookie being set in the backend)?

Despite installing the Ngx cookie service and attempting to set and retrieve the cookie from the frontend, I continue to encounter a discrepancy in the cookies received at every login, despite the session id being pre-set in the backend. I require assistance in correctly capturing both the session id and cookie values from the frontend.

Answer №1

If you are utilizing the ngx-cookie-service library within your Angular project and want to ensure you are fetching the accurate session ID cookie value that was set on the backend, follow these steps:

  1. Set up the Cookie on the Backend: Verify that your backend system is correctly establishing the session ID cookie. Make certain the cookie name aligns with the one you are attempting to retrieve on the frontend.

  2. Install and Include Ngx Cookie Service: Confirm that you have installed the ngx-cookie-service library in your Angular application by executing the following command:

npm install ngx-cookie-service

Import the CookieService into the component or service where you wish to access the cookie value:

import { CookieService } from 'ngx-cookie-service';
  1. Fetch the Cookie Value: To obtain the session ID cookie value that was originally set on the backend, utilize the get() method supplied by the CookieService. Provide the cookie's name as an argument to this method:
import { Component, OnInit } from '@angular/core';
import { CookieService } from 'ngx-cookie-service';

@Component({
  selector: 'app-my-component',
  template: '<p>Session ID: {{ sessionId }}</p>',
})
export class MyComponent implements OnInit {
  sessionId: string;

  constructor(private cookieService: CookieService) {}

  ngOnInit() {
    // Replace 'session_id' with the correct name of your session ID cookie
    this.sessionId = this.cookieService.get('session_id');
  }
}

Remember to substitute 'session_id' with the appropriate name of your session ID cookie.

By employing the get() method from the ngx-cookie-service library, you should be able to extract the accurate session ID cookie value that was established on the backend. Ensure that the cookie name matches precisely between the backend and frontend to prevent any issues with retrieving the correct value. Additionally, validate that your backend properly sets the cookie's domain and path to enable accessibility for your frontend application.

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