Implementing Firebase Authentication in a Flutter app
Read moreHow do you use phone authentication on flutter?
Enable Phone Authentication in Firebase All you have to do is click enabled. Then download the google-services. json file again, and add it the project under android/app . Note: If you want to authenticate using email/password then check this tutorial: Using Firebase Auth In Flutter.
Read moreHow do you check if email already exists in Firebase authentication Swift?
To verify the email address for a user call user. sendEmailVerification() . If you want to check whether an email address is already in use before registering the user, the Firebase Admin SDK has a method to look up a user by their email address: admin. auth() .
Read moreHow do you check if a user is signed in Firebase?
How do I detect if a user is already logged in Firebase?
Read moreHow do you check if email already exists in Firebase?
EDIT: To check if user is ‘made-up’ or ‘real’, just send an email verification by calling FirebaseAuth. instance. currentUser. sendEmailVerification() and ask user to click the link sent in their email , if user is able to perform this action then email exists otherwise it’s ‘made-up’.
Read moreHow do you get a user email in Flutter Firebase?
Follow the steps to Firebase email and password authentication in the Flutter application.
Read moreHow do you get current logged in on Flutter?
In the following steps, you will be able to build app a get current user.
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