Create a Controller and Service

Discover how to create AddressController and AddressService in NestJS to manage incoming requests and business logic. Understand the separation of concerns between controller and service layers to build a maintainable and testable API foundation.

We'll cover the following...

Controller and service
- Create AddressController
- Add a service
  - Inject the service into the controller

Controller and service

In this lesson, we’ll build AddressController and its corresponding service. Controllers and services are the heart of our application. They’re responsible for handling incoming requests, processing data, and orchestrating address information flow. By building AddressController and its service, we’re laying the foundation for our API and bringing us one step closer to the complete CRUD functionalities.

Create `AddressController`

As we learned in the previous lesson, a controller receives incoming requests, passes the ...

1.Introduction

2.NestJS Fundamentals

3.Connecting with REST: Building the Address Book App with NestJS

Assessment

4.Validation, Exception Handling, and Logging

5.Persist Data with TypeORM and MySQL

6.Serialization and Interceptors

7.Authentication and Authorization

Assessment

8.Testing

9.Deployment

Assessment

10.Conclusion

11.Appendix

Create a Controller and Service

Controller and service

Create `AddressController`

Create a Controller and Service

Controller and service

Create AddressController

Create `AddressController`