Cognito

AUTHENTICATION:

• Amplify Auth category provides an interface for authenticating a user. it provides the necessary authorization to the other Amplify categories.

• Comes with default, built-in support for Amazon Cognito User Pool and Identity Pool.

• The Amplify CLI helps you to create and configure the auth category with an authentication provider.

Setup:

• Prerequisites - Android application targeting at least Android SDK API level 16 with Amplify libraries integrated
• Configure Auth Category with the command: amplify add auth

• Enter the following when prompted:

  ` Do you want to use the default authentication and security configuration? Default configuration`

  ` How do you want users to be able to sign in? Username`

  ` Do you want to configure advanced settings? No, I am done.`

• To push your changes to the cloud, execute the command: amplify push

• Install Amplify Libraries:

  dependencies { implementation 'com.amplifyframework:aws-auth-cognito:1.17.1' }

• Initialize Amplify Auth :

  Add this line, to include the Auth plugin.

  Amplify.addPlugin(new AWSCognitoAuthPlugin());

  Amplify.configure(getApplicationContext());

• Check the current auth session:

  ` Amplify.Auth.fetchAuthSession(`

  result -> Log.i("AmplifyQuickstart", result.toString()),

  error -> Log.e("AmplifyQuickstart", error.toString()) );