Implementing comments and likes services

Let's now implement services for fetching comments and likes. These two services, CommentsService and LikesService, encapsulate the logic for liking and commenting on posts, alongside methods for fetching posts' comments and likes with pagination. Proceed as follows:

1. Head back to your Terminal and run the following commands to generate CommentsService and LikesService instances:

   ng g s core/services/comment/comments
   ng g s core/services/like/likes

2. Open the core/services/comment/comments.service.ts file and start by adding the following imports to it:

   import { StoreObject } from '@apollo/client/core';
   import { map } from 'rxjs/operators';
   import {
     CommentPostGQL,
     RemoveCommentGQL,
     GetCommentsByPostIdGQL
   } from '../../gql.services';

Next, update the service constructor, as follows:

constructor(
  private commentPostGQL: CommentPostGQL,
&...