What are some common usage scenarios for Angular routing guards?

What are some common usage scenarios for Angular routing guards?

Angular routing guards are used to control access to routes based on certain conditions. Common scenarios include protecting routes from unauthorized access, preventing users from navigating away from unsaved changes, and conditionally loading routes based on user roles.

Can you explain how to implement a route guard?

To implement a route guard, you need to create a service that implements the CanActivate interface. Then, you can use this service in your routing module to protect specific routes.

What are the different types of routing guards available?

There are several types of routing guards in Angular: CanActivate, CanActivateChild, CanDeactivate, Resolve, and CanLoad. Each serves a different purpose in route management.

How do I handle user authentication with route guards?

You can handle user authentication by checking the user's authentication status in the CanActivate guard. If the user is authenticated, allow access; otherwise, redirect them to the login page.

Are there any best practices for using routing guards?

Yes, some best practices include keeping guards simple, using them for critical checks only, and avoiding complex logic within guards to maintain performance.