codelab_rebuild.yaml

name: Star Counter script
steps:
  - name: step_04
    steps:
      - name: Remove generated code.
        rmdir: step_04
      - name: Create project.
        flutter: create star_counter
      - name: Configure analysis_options.yaml
        path: star_counter/analysis_options.yaml
        replace-contents: |
          include: ../../analysis_options.yaml
      - name: dart fix
        dart: fix --apply
        path: star_counter
      - name: Remove README.md
        path: star_counter
        rm: README.md
      - name: Remove the Mobile and Desktop runners
        path: star_counter
        rmdirs:
          - android
          - ios
          - linux 
          - macos 
          - windows
      - name: Remove cupertino_icons
        flutter: pub remove cupertino_icons
        path: star_counter
      - name: Add flutter_markdown github intl
        flutter: pub add flutter_markdown github intl
        path: star_counter
      - name: Patch pubspec.yaml
        path: star_counter/pubspec.yaml
        patch-u: |
          --- b/star_counter/step_04/pubspec.yaml
          +++ a/star_counter/step_04/pubspec.yaml
          @@ -1,5 +1,5 @@
           name: star_counter
          -description: A new Flutter project.
          +description: A GitHub Star Counter app
           
           # The following line prevents the package from being accidentally published to
           # pub.dev using `flutter pub publish`. This is preferred for private packages.
          
      - name: VSCode config
        path: star_counter
        mkdir: .vscode
      - name: Add launch.json
        path: star_counter/.vscode/launch.json
        replace-contents: |
          {
              // Use IntelliSense to learn about possible attributes.
              // Hover to view descriptions of existing attributes.
              // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
              "version": "0.2.0",
              "configurations": [
                  {
                      "name": "star_counter",
                      "request": "launch",
                      "type": "dart"
                  }
              ]
          }
      - name: Replace lib/main.dart
        path: star_counter/lib/main.dart
        replace-contents: |
          import 'package:flutter/material.dart';

          void main() {
            runApp(const StarCounterApp());
          }

          class StarCounterApp extends StatelessWidget {
            const StarCounterApp({super.key});

            @override
            Widget build(BuildContext context) {
              return MaterialApp(
                theme: ThemeData(
                  brightness: Brightness.light,
                ),
                routes: {
                  '/': (context) => const HomePage(),
                },
              );
            }
          }

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

            @override
            State<HomePage> createState() => _HomePageState();
          }

          class _HomePageState extends State<HomePage> {
            String _repositoryName = '';

            @override
            Widget build(BuildContext context) {
              return Scaffold(
                body: Center(
                  child: ConstrainedBox(
                    constraints: const BoxConstraints(maxWidth: 400),
                    child: Card(
                      child: Padding(
                        padding: const EdgeInsets.all(16.0),
                        child: Column(
                          mainAxisSize: MainAxisSize.min,
                          crossAxisAlignment: CrossAxisAlignment.center,
                          children: [
                            Text(
                              'GitHub Star Counter',
                              style: Theme.of(context).textTheme.headlineMedium,
                            ),
                            TextField(
                              decoration: const InputDecoration(
                                labelText: 'Enter a GitHub repository',
                                hintText: 'flutter/flutter',
                              ),
                              onSubmitted: (text) {
                                setState(() {
                                  _repositoryName = text;
                                });
                              },
                            ),
                            Padding(
                              padding: const EdgeInsets.only(top: 32.0),
                              child: Text(
                                _repositoryName,
                              ),
                            ),
                          ],
                        ),
                      ),
                    ),
                  ),
                ),
              );
            }
          }
      - name: Replace test/widget_test.dart
        path: star_counter/test/widget_test.dart
        replace-contents: |
          import 'package:flutter_test/flutter_test.dart';

          import 'package:star_counter/main.dart';

          void main() {
            testWidgets('smoke test', (tester) async {
              // Build our app and trigger a frame.
              await tester.pumpWidget(const StarCounterApp());

              // Verify that our counter starts at 0.
              expect(find.text('GitHub Star Counter'), findsOneWidget);
              expect(find.text('Not present'), findsNothing);
            });
          }
      - name: flutter clean
        path: star_counter
        flutter: clean
      - name: build web
        path: star_counter
        flutter: build web
      - name: Copy step_04
        copydir:
          from: star_counter
          to: step_04
  - name: step_05
    steps:
      - name: Remove step_05.
        rmdir: step_05
      - name: Create lib/star_counter.dart
        path: star_counter/lib/star_counter.dart
        replace-contents: |
          import 'package:flutter/material.dart';
          import 'package:github/github.dart';
          import 'package:intl/intl.dart' as intl;

          class GitHubStarCounter extends StatefulWidget {
            /// The full repository name, e.g. torvalds/linux
            final String repositoryName;

            const GitHubStarCounter({
              required this.repositoryName,
              super.key,
            });

            @override
            State<GitHubStarCounter> createState() => _GitHubStarCounterState();
          }

          class _GitHubStarCounterState extends State<GitHubStarCounter> {
            // The GitHub API client
            late GitHub github;

            // The repository information
            Repository? repository;

            // A human-readable error when the repository isn't found.
            String? errorMessage;

            @override
            void initState() {
              super.initState();
              github = GitHub();

              fetchRepository();
            }

            @override
            void didUpdateWidget(GitHubStarCounter oldWidget) {
              super.didUpdateWidget(oldWidget);

              // When this widget's [repositoryName] changes,
              // load the Repository information.
              if (widget.repositoryName == oldWidget.repositoryName) {
                return;
              }

              fetchRepository();
            }

            Future<void> fetchRepository() async {
              setState(() {
                repository = null;
                errorMessage = null;
              });

              if (widget.repositoryName.isNotEmpty) {
                var repo = await github.repositories
                    .getRepository(RepositorySlug.full(widget.repositoryName));
                setState(() {
                  repository = repo;
                });
              }
            }

            @override
            Widget build(BuildContext context) {
              final textTheme = Theme.of(context).textTheme;
              final textStyle = textTheme.headlineMedium?.apply(color: Colors.green);
              final errorStyle = textTheme.bodyLarge?.apply(color: Colors.red);
              final numberFormat = intl.NumberFormat.decimalPattern();

              if (errorMessage != null) {
                return Text(errorMessage!, style: errorStyle);
              }

              if (widget.repositoryName.isNotEmpty && repository == null) {
                return const Text('loading...');
              }

              if (repository == null) {
                // If no repository is entered, return an empty widget.
                return const SizedBox();
              }

              return Text(
                numberFormat.format(repository!.stargazersCount),
                style: textStyle,
              );
            }
          }
      - name: Patch lib/main.dart
        path: star_counter/lib/main.dart
        patch-u: |
          --- b/star_counter/step_05/lib/main.dart
          +++ a/star_counter/step_05/lib/main.dart
          @@ -1,4 +1,5 @@
           import 'package:flutter/material.dart';
          +import 'star_counter.dart';
           
           void main() {
             runApp(const StarCounterApp());
          @@ -60,8 +61,8 @@ class _HomePageState extends State<HomePage> {
                             ),
                             Padding(
                               padding: const EdgeInsets.only(top: 32.0),
          -                    child: Text(
          -                      _repositoryName,
          +                    child: GitHubStarCounter(
          +                      repositoryName: _repositoryName,
                               ),
                             ),
                           ],
          
      - name: Copy step_05
        copydir:
          from: star_counter
          to: step_05
  - name: step_06
    steps:
      - name: Remove step_06.
        rmdir: step_06
      - name: Patch lib/star_counter.dart
        path: star_counter/lib/star_counter.dart
        patch-u: |
          --- b/star_counter/step_06/lib/star_counter.dart
          +++ a/star_counter/step_06/lib/star_counter.dart
          @@ -53,11 +53,18 @@ class _GitHubStarCounterState extends State<GitHubStarCounter> {
               });
           
               if (widget.repositoryName.isNotEmpty) {
          -      var repo = await github.repositories
          -          .getRepository(RepositorySlug.full(widget.repositoryName));
          -      setState(() {
          -        repository = repo;
          -      });
          +      try {
          +        var repo = await github.repositories
          +            .getRepository(RepositorySlug.full(widget.repositoryName));
          +        setState(() {
          +          repository = repo;
          +        });
          +      } on RepositoryNotFound {
          +        setState(() {
          +          repository = null;
          +          errorMessage = '${widget.repositoryName} not found.';
          +        });
          +      }
               }
             }
 
      - name: Copy step_06
        copydir:
          from: star_counter
          to: step_06
  - name: step_07
    steps:
      - name: Remove step_07.
        rmdir: step_07
      - name: Patch lib/main.dart
        path: star_counter/lib/main.dart
        patch-u: |
          --- b/star_counter/step_07/lib/main.dart
          +++ a/star_counter/step_07/lib/main.dart
          @@ -1,4 +1,5 @@
           import 'package:flutter/material.dart';
          +import 'privacy_policy.dart';
           import 'star_counter.dart';
           
           void main() {
          @@ -16,6 +17,7 @@ class StarCounterApp extends StatelessWidget {
                 ),
                 routes: {
                   '/': (context) => const HomePage(),
          +        '/privacypolicy': (context) => const PrivacyPolicy(),
                 },
               );
             }
          @@ -65,6 +67,16 @@ class _HomePageState extends State<HomePage> {
                                 repositoryName: _repositoryName,
                               ),
                             ),
          +                  TextButton(
          +                    style: ButtonStyle(
          +                      foregroundColor: MaterialStateProperty.all(Colors.blue),
          +                      overlayColor:
          +                          MaterialStateProperty.all(Colors.transparent),
          +                    ),
          +                    onPressed: () =>
          +                        Navigator.of(context).pushNamed('/privacypolicy'),
          +                    child: const Text('Privacy Policy'),
          +                  ),
                           ],
                         ),
                       ),
      - name: Create lib/privacy_policy.dart
        path: star_counter/lib/privacy_policy.dart
        replace-contents: |
          import 'package:flutter/widgets.dart';
          import 'package:flutter_markdown/flutter_markdown.dart';

          class PrivacyPolicy extends StatelessWidget {
            const PrivacyPolicy({super.key});

            @override
            Widget build(BuildContext context) {
              return Markdown(
                data: _privacyPolicyText,
              );
            }
          }

          // The source for this privacy policy was generated by
          // https://app-privacy-policy-generator.firebaseapp.com/
          var _privacyPolicyText = '''
          ## Privacy Policy

          Flutter Example Company built the Star Counter app as an Open Source app. This SERVICE is provided by Flutter Example Company at no cost and is intended for use as is.

          This page is used to inform visitors regarding our policies with the collection, use, and disclosure of Personal Information if anyone decided to use our Service.

          If you choose to use our Service, then you agree to the collection and use of information in relation to this policy. The Personal Information that we collect is used for providing and improving the Service. We will not use or share your information with anyone except as described in this Privacy Policy.

          The terms used in this Privacy Policy have the same meanings as in our Terms and Conditions, which is accessible at Star Counter unless otherwise defined in this Privacy Policy.
          ''';

      - name: Copy step_07
        copydir:
          from: star_counter
          to: step_07
  - name: step_08
    steps:
      - name: Remove step_08.
        rmdir: step_08
      - name: Create .firebaserc
        path: star_counter/.firebaserc
        replace-contents: |
          {
            "projects": {
              "default": "yourname-my-flutter-app"
            }
          }
      - name: Create firebase.json
        path: star_counter/firebase.json
        replace-contents: |
          {
            "hosting": {
              "public": "build/web",
              "ignore": [
                "firebase.json",
                "**/.*",
                "**/node_modules/**"
              ],
              "rewrites": [
                {
                  "source": "**",
                  "destination": "/index.html"
                }
              ]
            }
          }
      - name: Patch .gitignore
        path: star_counter/.gitignore
        patch-u: |
          --- b/star_counter/step_08/.gitignore
          +++ a/star_counter/step_08/.gitignore
          @@ -42,3 +42,6 @@ app.*.map.json
           /android/app/debug
           /android/app/profile
           /android/app/release
          +
          +# Firebase hosting cache
          +/.firebase/
      - name: Copy step_08
        copydir:
          from: star_counter
          to: step_08
  - name: step_09
    steps:
      - name: Remove step_09.
        rmdir: step_09
      - name: Create web/privacy_policy.html
        path: star_counter/web/privacy_policy.html
        replace-contents: |
          <!doctype html>

          <html lang="en">
          <head>
            <meta charset="utf-8">

            <title>Privacy Policy</title>
          </head>

          <body>
          <h2 id="privacy-policy">Privacy Policy</h2>
          <p>Flutter Example Company built the Star Counter app as an Open Source app. This SERVICE is provided by Flutter Example Company at no cost and is intended for use as is.</p>
          <p>This page is used to inform visitors regarding our policies with the collection, use, and disclosure of Personal Information if anyone decided to use our Service.</p>
          <p>If you choose to use our Service, then you agree to the collection and use of information in relation to this policy. The Personal Information that we collect is used for providing and improving the Service. We will not use or share your information with anyone except as described in this Privacy Policy.</p>
          <p>The terms used in this Privacy Policy have the same meanings as in our Terms and Conditions, which is accessible at Star Counter unless otherwise defined in this Privacy Policy.</p>
          </body>
          </html>

      - name: Remove lib/privacy_policy.dart
        rm: star_counter/lib/privacy_policy.dart
      - name: Patch lib/main.dart
        path: star_counter/lib/main.dart
        patch-u: |
          --- b/star_counter/step_09/lib/main.dart
          +++ a/star_counter/step_09/lib/main.dart
          @@ -1,5 +1,4 @@
           import 'package:flutter/material.dart';
          -import 'privacy_policy.dart';
           import 'star_counter.dart';
           
           void main() {
          @@ -17,7 +16,6 @@ class StarCounterApp extends StatelessWidget {
                 ),
                 routes: {
                   '/': (context) => const HomePage(),
          -        '/privacypolicy': (context) => const PrivacyPolicy(),
                 },
               );
             }

      - name: Copy step_09
        copydir:
          from: star_counter
          to: step_09
  - name: step_10
    steps:
      - name: Remove step_10.
        rmdir: step_10
      - name: Add url_launcher
        path: star_counter
        flutter: pub add url_launcher
      - name: Patch lib/main.dart
        path: star_counter/lib/main.dart
        patch-u: |
          --- b/star_counter/step_10/lib/main.dart
          +++ a/star_counter/step_10/lib/main.dart
          @@ -1,4 +1,5 @@
           import 'package:flutter/material.dart';
          +import 'package:url_launcher/url_launcher.dart';
           import 'star_counter.dart';
           
           void main() {
          @@ -72,7 +73,7 @@ class _HomePageState extends State<HomePage> {
                                     MaterialStateProperty.all(Colors.transparent),
                               ),
                               onPressed: () =>
          -                        Navigator.of(context).pushNamed('/privacypolicy'),
          +                        launchUrl(Uri.parse('/privacy_policy.html')),
                               child: const Text('Privacy Policy'),
                             ),
                           ],
      - name: flutter clean
        path: star_counter
        flutter: clean
      - name: build web
        path: star_counter
        flutter: build web
      - name: Copy step_10
        copydir:
          from: star_counter
          to: step_10
  - name: Cleanup
    rmdir: star_counter