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Authentication With Route Guards In Angular 5 Single Page Application

  • If the user has some access, then there will be a merchant which will be used with the candeactiveRouteGuard and customer which will have the starting to implement the Guards, let’s have some basic information about route guards.
  • Before implementing the Route Guard, we need to add the component and add the routing in our application.
  • We can use the Angular CLI command – – We can see the snippet for the CanActivate Route Guard as follows.
  • Route config changes for implementing this guard is as follows, – – Our customer component has two components attached to it, namely, add Customer and Edit customer.
  • Code snippet for this can be like below – – In the above code snippet, we can see that we have implemented the Interface CanDeactivate being the generic interface we need to pass the value of the component for which we want to implement this guard in our case it…

Angular comes with many built-in features which can be used to achieve things like authentication and authorization Route guards are one of them; let’s see how we can achieve this in this article.

Angular comes with many built-in features which can be used to achieve things like authentication and authorization. Route Guards are one of them. Let’s see how we can achieve this.

What are Route Guards?

Being web application developers, we are aware how a Server checks the permissions for the user on the navigation and returns the result telling whether a user can access the resource or not. In the same way, we need to achieve this on client-side. Route Guards are the solution for that. We can use the route guards to control whether the user can navigate the route or not.

Guard Types

There are 5 types of Route Guards we use in Angular.

Before implementing the route guards in the application, let’s see the structure of the module which we will be using in this article.

The above table will give you a basic idea of how we are going to apply the guards on the Routes. The Home component will be open to all and admin will be activated. If the user has some access, then there will be a merchant which will be used with the candeactiveRouteGuard and customer which will have the CanActivateChildRouteGuard.

Before starting to implement the Guards, let’s have some basic information about route guards.

 Before implementing the Route Guard, we need to add the component and add the routing in our application. For that, let’s add…

Authentication With Route Guards In Angular 5 Single Page Application