createOnBoardingWithoutAuth static method

Future<void> createOnBoardingWithoutAuth(String projectName)

Implementation

static Future<void> createOnBoardingWithoutAuth(String projectName) async {
  // Import shared pref and riverpod
  final ProcessResult addSharedPrefResult = await Process.run(
    'dart',
    ['pub', 'add', 'shared_preferences'],
  );

  final ProcessResult addRiverpodResult = await Process.run(
    'dart',
    ['pub', 'add', 'flutter_riverpod'],
  );

  if (addSharedPrefResult.exitCode != 0) {
    print(
        'Error adding packages. Check your internet connection and try again.');
    print(addSharedPrefResult.stderr);
    return;
  }
  if (addRiverpodResult.exitCode != 0) {
    print(
        'Error adding packages. Check your internet connection and try again.');
    print(addRiverpodResult.stderr);
    return;
  }

  print('added shared pref');

  // create an on-boarding inside features folder
  final Directory onBoardingFolder = Directory('lib/features/onBoarding');
  onBoardingFolder.createSync();

  // go under onBoardingfolder and create an UI folder
  final Directory onBoardingUIFolder =
      Directory('lib/features/onBoarding/ui');
  onBoardingUIFolder.createSync();

  // create on_boarding_screen.dart
  final File onBoardinScreenFile =
      File('lib/features/onBoarding/ui/on_boarding_screen.dart');
  if (!onBoardinScreenFile.existsSync()) {
    onBoardinScreenFile.createSync();
    onBoardinScreenFile.writeAsStringSync('''
import 'package:$projectName/shared/nav_bar.dart';
import 'package:$projectName/features/onBoarding/ui/intro_page2.dart';
import 'package:$projectName/features/onBoarding/ui/intro_page3.dart';
import 'package:$projectName/features/onBoarding/ui/intro_page1.dart';
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';

class OnBoardingScreen extends StatefulWidget {
const OnBoardingScreen({super.key});

@override
State<OnBoardingScreen> createState() => _OnBoardingScreenState();
}

class _OnBoardingScreenState extends State<OnBoardingScreen> {
final PageController _controller = PageController();

bool onLastPage = false;

void _completeOnboarding() async {
  SharedPreferences prefs = await SharedPreferences.getInstance();
  prefs.setBool('hasSeenOnboarding', true);
  // ignore: use_build_context_synchronously
  Navigator.pushReplacement(
      context,
      MaterialPageRoute(
          builder: (context) => const NavigationScreen()));
}

@override
Widget build(BuildContext context) {
  return Scaffold(
    body: Stack(
      children: [
        PageView(
          onPageChanged: (index) {
            setState(() {
              onLastPage = (index == 2);
            });
          },
          controller: _controller,
          children: const [
            IntroPage1(),
            IntroPage2(),
            IntroPage3(),
          ],
        ),
        Container(
          alignment: const Alignment(0, 0.7),
          child: Column(
            mainAxisAlignment: MainAxisAlignment.end,
            children: [
              if (onLastPage)
                Container(
                  alignment: Alignment.centerRight,
                  child: TextButton(
                    onPressed: _completeOnboarding,
                    child: const SizedBox(
                      width: 216,
                      child: Row(
                        mainAxisAlignment: MainAxisAlignment.end,
                        children: [
                          Text(
                            'Done',
                          ),
                          Icon(
                            Icons.arrow_right,
                          )
                        ],
                      ),
                    ),
                  ),
                ),
            ],
          ),
        ),
      ],
    ),
  );
}
}


''');
  }

  // create intro page 1
  final File introPage1 = File('lib/features/onBoarding/ui/intro_page1.dart');
  if (!introPage1.existsSync()) {
    introPage1.createSync();
    introPage1.writeAsStringSync('''
import 'package:flutter/material.dart';
class IntroPage1 extends StatelessWidget {
const IntroPage1({super.key});

@override
Widget build(BuildContext context) {
  return Scaffold(
    body: Center(
      child: Text('Intro Page 1'),
    ),
  );
}
}
''');
  }

  // create intro page 2

  final File introPage2 = File('lib/features/onBoarding/ui/intro_page2.dart');
  if (!introPage2.existsSync()) {
    introPage2.createSync();
    introPage2.writeAsStringSync('''
import 'package:flutter/material.dart';
class IntroPage2 extends StatelessWidget {
const IntroPage2({super.key});

@override
Widget build(BuildContext context) {
  return Scaffold(
    body: Center(
      child: Text('Intro Page 2'),
    ),
  );
}
}
''');
  }

  // create intro page 3
  final File introPage3 = File('lib/features/onBoarding/ui/intro_page3.dart');
  if (!introPage3.existsSync()) {
    introPage3.createSync();
    introPage3.writeAsStringSync('''
import 'package:flutter/material.dart';
class IntroPage3 extends StatelessWidget {
const IntroPage3({super.key});

@override
Widget build(BuildContext context) {
  return Scaffold(
    body: Center(
      child: Text('Intro Page 3'),
    ),
  );
}
}
''');
  }
}