Implement the Course Service
Explore how to implement a course service in Angular by generating a service, injecting it with HttpClient, and creating functions for CRUD operations using REST API endpoints. Understand how to handle course data through GET, POST, and DELETE HTTP methods to connect the frontend with the backend effectively.
Implementing the course service
To implement the course service for the REST API, we’ll implement the logic in the frontend of our Angular application by following the steps below:
Step 1: Generating a new service
To implement the REST API in our Angular application, we need to start by creating a services file for the course service. We can do this by running the command below:
ng g s services/course
The above code will generate a boilerplate service for us by default.
Step 2: Course service injection
This step involves injecting the newly created course service and the HttpClientModule into our application’s ...