QuickStart Flutter Login & Registration App

Here is an example of how to configure the QuickStart Flutter Login & Registration App:

Firebase Config

To configure Firebase for the app, follow these steps:

• Go to the Firebase console and create a new project.
• Click on the "Add Firebase to your web app" button.
• Set the nickname for your project and click on the "Next" button.
• Set the configuration for the app (e.g. app name, app version, etc.).
• Click on the "Enable Google Analytics" button (optional).
• Click on the "Next" button and then click on the "Create project" button.

In your Flutter project, create a new file called firebase_config.dart and add the following code:

import 'package:firebase_core/firebase_core.dart';

Future<void> initFirebase() async {
  await Firebase.initializeApp();
}

Google Sign-In Config

To configure Google Sign-In for the app, follow these steps:

• Go to the Google Cloud Console and create a new project.
• Click on the "Navigation menu" (three horizontal lines in the top left corner) and select "APIs & Services" > "Credentials".
• Click on the "Create Credentials" button and select "OAuth client ID".
• Select "Web application" as the application type and enter a authorized JavaScript origins.
• Click on the "Create" button and copy the client ID.
• Go to the Firebase console and add the Google Sign-In package to your project.
• In your Flutter project, create a new file called google_sign_in_config.dart and add the following code:

import 'package:google_sign_in/google_sign_in.dart';

Future<GoogleSignInAccount> googleSignIn() async {
  final GoogleSignInAccount googleUser = await GoogleSignIn().signIn();
  final GoogleSignInAuthentication googleAuth = await googleUser.authentication;

  final token = googleAuth.accessToken;
  final idToken = googleAuth.idToken;

  final googleUserModel = await FirebaseAuth.instance.signInWithGoogle(
    accessToken: token,
    idToken: idToken,
  );

  return googleUser;
}

Password Hashing Config

To configure password hashing for the app, follow these steps:

• In your Flutter project, create a new file called password_hashing_config.dart and add the following code:

import 'package:bcrypt/bcrypt.dart';

Future<String> passwordHash(String password) async {
  return cryptPassword(password);
}

Future<String> passwordVerify(String storedHash, String password) async {
  return bcrypt.comparepw(storedHash, password);
}

Database Config

To configure the database for the app, follow these steps:

• In your Flutter project, create a new file called database_config.dart and add the following code:

import 'package:flutterfire_ui/database.dart';

Future<void> initDatabase() async {
  final database = await FirebaseDatabase.instanceFor(
    app: Firebase.app(),
  );

  // Initialize the database
  //...
}

API Endpoints Config

To configure the API endpoints for the app, follow these steps:

• In your Flutter project, create a new file called api_endpoints_config.dart and add the following code:

import 'package:http/http.dart' as http;

Future<http.Response> loginAPI(String email, String password) async {
  return http.post(
    Uri.parse('https://example.com/login'),
    headers: {
      'Content-Type': 'application/json',
    },
    body: jsonEncode({
      'email': email,
      'password': password,
    }),
  );
}

Future<http.Response> registerAPI(String name, String email, String password) async {
  return http.post(
    Uri.parse('https://example.com/register'),
    headers: {
      'Content-Type': 'application/json',
    },
    body: jsonEncode({
      'name': name,
      'email': email,
      'password': password,
    }),
  );
}

These are the basic configurations required for the QuickStart Flutter Login & Registration App. You can customize these settings as per your requirements.

Here are the features of the QuickStart Flutter Login & Registration App:

1. Elegant, clean, and minimal responsive design
2. Easy Firebase integration
3. Easily integrate your custom API
4. Email registration & login forms
5. 4 popular social signup options
6. Reset password module for an easy password reset
7. Choose a dark or light theme depending on your preference
8. Added connectivity check support for better user experience

Note that these features are mentioned as separate items in the text, but I've formatted them into a list for easier reading.