Authentication screen

In this screen, we are not going to talk about layout details. The only new widget here is the Stepper widget, from Material Design. The general idea is the user enters their phone number, receives a validation code, and after confirming it, gets logged in. We also have used our custom input from Chapter 5, Handling User Input and Gestures:

As you can see, the layout is simple and the Stepper widget helps on the login workflow, going step by step through the following:

  1. User fills in their phone number
  2. User fills in the verification code (received by SMS)
  3. User fills in the display name and profile image
You can check ...

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