Overview
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Discover how to use HTTP in Angular 2 applications to communicate with APIs and use JSON web tokens to authenticate users and requests.
Syllabus
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Introduction
- Welcome
- What you should know
- Using exercise files
- Overview of the Angular CLI
- Architecture of an Angular + Node application
- Database setup using mLab
- Seeding a database
- GET route for the API
- POST route for the API
- Using @angular/http to retrieve contacts, part 1
- Using @angular/http to retrieve contacts, part 2
- Creating a new route for adding a new contact
- Using ngForm for form submission
- Writing the onSubmit() function
- API service with a central request function
- Wrapper functions for GET, POST, PUT, and DELETE
- Refactoring HTTP calls to use the API service
- Central error catching
- JWT (JSON Web Token) overview
- Using Express Router
- User login and generating JWTs
- Authenticating requests and validating JWTs
- Auth service for local JWT management
- Implementing a user login
- Sending JWTs to API requests
- Logging out of the application
- Preventing route access without authentication
- Next steps
