Add minimum CI possible for dartpad workshops (flutter#133)

* Add minimum CI possible for dartpad workshops This commit has following changes - 1. Add minimum CI possible for dartpad workshops 2. Fix minor issues in snippet and solution dart files 3. Fix links in README.md 4. Rearrange CODELABS list alphabetically amongst the scripts * Minimum format dartpad workshops files
godofredoc · Jun 1, 2021 · d0a8417 · d0a8417
1 parent 3664409
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diff --git a/dartpad_codelabs/README.md b/dartpad_codelabs/README.md
@@ -4,15 +4,16 @@ Workshops in this directory are displayed using DartPad.
 
 ## Open a workshop
 
-- [Flutter example][flutter-webserver]
 - [Dart example][dart-webserver]
+- [Flutter example][flutter-webserver]
 - [Getting started with Slivers][slivers]
 - [Inherted Widget][inherited-widget]
+- [Null safety workshop][null-safety-workshop]
 
 Alternatively, these workshops can be loaded from GitHub directly:
 
-- [Dart example (GitHub)][flutter-github]
-- [Flutter example (GitHub)][dart-github]
+- [Dart example (GitHub)][dart-github]
+- [Flutter example (GitHub)][flutter-github]
 
 ## Deploying
 
@@ -32,5 +33,6 @@ firebase deploy
 [dart-webserver]: https://dartpad.dev/workshops.html?webserver=https://dartpad-workshops-io2021.web.app/example_dart
 [slivers]: https://dartpad.dev/workshops.html?webserver=https://dartpad-workshops-io2021.web.app/getting_started_with_slivers
 [inherited-widget]: https://dartpad.dev/workshops.html?webserver=https://dartpad-workshops-io2021.web.app/inherited_widget
-[flutter-github]: https://dartpad.dev/workshops.html?gh_owner=flutter&gh_repo=codelabs&gh_ref=main&gh_path=dartpad_workshops/src/example_dart
-[dart-github]: https://dartpad.dev/workshops.html?gh_owner=flutter&gh_repo=codelabs&gh_ref=main&gh_path=dartpad_workshops/src/example_flutter
+[dart-github]: https://dartpad.dev/workshops.html?gh_owner=flutter&gh_repo=codelabs&gh_ref=master&gh_path=dartpad_codelabs/src/example_dart
+[flutter-github]: https://dartpad.dev/workshops.html?gh_owner=flutter&gh_repo=codelabs&gh_ref=master&gh_path=dartpad_codelabs/src/example_flutter
+[null-safety-workshop]: https://dartpad.dev/workshops.html?webserver=https://dartpad-workshops-io2021.web.app/null_safety_workshop
diff --git a/dartpad_codelabs/src/example_flutter/step_02/snippet.dart b/dartpad_codelabs/src/example_flutter/step_02/snippet.dart
@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 
-static const hostingUrl = 'https://dartpad-workshops-io2021.web.app';
+const hostingUrl = 'https://dartpad-workshops-io2021.web.app';
 
 void main() => runApp(MyApp());
 

diff --git a/dartpad_codelabs/src/getting_started_with_slivers/step_01/snippet.dart b/dartpad_codelabs/src/getting_started_with_slivers/step_01/snippet.dart
@@ -26,7 +26,7 @@ class HorizonsApp extends StatelessWidget {
           backgroundColor: Colors.teal[800],
         ),
         body: WeeklyForecastList(),
-      )
+      ),
     );
   }
 }
@@ -37,7 +37,7 @@ class WeeklyForecastList extends StatelessWidget {
     final DateTime currentDate = DateTime.now();
     final TextTheme textTheme = Theme.of(context).textTheme;
     final List<DailyForecast> forecasts = Server.getDailyForecastList();
-    
+
     return SingleChildScrollView(
       child: Column(
         children: forecasts.map((DailyForecast dailyForecast) {
@@ -59,61 +59,63 @@ class WeeklyForecastList extends StatelessWidget {
             ),
           );
         }).toList(),
-      )  
+      ),
     );
   }
 }
 
 // --------------------------------------------
 // Below this line are helper classes and data.
 
-const String baseAssetURL = 'https://dartpad-workshops-io2021.web.app/getting_started_with_slivers/';
+const String baseAssetURL =
+    'https://dartpad-workshops-io2021.web.app/getting_started_with_slivers/';
 const String headerImage = '${baseAssetURL}assets/header.jpeg';
 
 const Map<int, DailyForecast> _kDummyData = {
-  0 : DailyForecast(
+  0: DailyForecast(
     id: 0,
     imageId: '${baseAssetURL}assets/day_0.jpeg',
     highTemp: 73,
     lowTemp: 52,
-    description: 'Partly cloudy in the morning, with sun appearing in the afternoon.',
+    description:
+        'Partly cloudy in the morning, with sun appearing in the afternoon.',
   ),
-  1 : DailyForecast(
+  1: DailyForecast(
     id: 1,
     imageId: '${baseAssetURL}assets/day_1.jpeg',
     highTemp: 70,
     lowTemp: 50,
     description: 'Partly sunny.',
   ),
-  2 : DailyForecast(
+  2: DailyForecast(
     id: 2,
     imageId: '${baseAssetURL}assets/day_2.jpeg',
     highTemp: 71,
     lowTemp: 55,
     description: 'Party cloudy.',
   ),
-  3 : DailyForecast(
+  3: DailyForecast(
     id: 3,
     imageId: '${baseAssetURL}assets/day_3.jpeg',
     highTemp: 74,
     lowTemp: 60,
     description: 'Thunderstorms in the evening.',
   ),
-  4 : DailyForecast(
+  4: DailyForecast(
     id: 4,
     imageId: '${baseAssetURL}assets/day_4.jpeg',
     highTemp: 67,
     lowTemp: 60,
     description: 'Severe thunderstorm warning.',
   ),
-  5 : DailyForecast(
+  5: DailyForecast(
     id: 5,
     imageId: '${baseAssetURL}assets/day_5.jpeg',
     highTemp: 73,
     lowTemp: 57,
     description: 'Cloudy with showers in the morning.',
   ),
-  6 : DailyForecast(
+  6: DailyForecast(
     id: 6,
     imageId: '${baseAssetURL}assets/day_6.jpeg',
     highTemp: 75,
@@ -123,7 +125,8 @@ const Map<int, DailyForecast> _kDummyData = {
 };
 
 class Server {
-  static List<DailyForecast> getDailyForecastList() => _kDummyData.values.toList();
+  static List<DailyForecast> getDailyForecastList() =>
+      _kDummyData.values.toList();
 
   static DailyForecast getDailyForecastByID(int id) {
     assert(id >= 0 && id <= 6);
@@ -139,6 +142,7 @@ class DailyForecast {
     required this.lowTemp,
     required this.description,
   });
+
   final int id;
   final String imageId;
   final int highTemp;
@@ -168,14 +172,19 @@ class ConstantScrollBehavior extends ScrollBehavior {
   const ConstantScrollBehavior();
 
   @override
-  Widget buildScrollbar(BuildContext context, Widget child, ScrollableDetails details) => child;
+  Widget buildScrollbar(
+          BuildContext context, Widget child, ScrollableDetails details) =>
+      child;
 
   @override
-  Widget buildOverscrollIndicator(BuildContext context, Widget child, ScrollableDetails details) => child;
+  Widget buildOverscrollIndicator(
+          BuildContext context, Widget child, ScrollableDetails details) =>
+      child;
 
   @override
   TargetPlatform getPlatform(BuildContext context) => TargetPlatform.macOS;
 
   @override
-  ScrollPhysics getScrollPhysics(BuildContext context) => const BouncingScrollPhysics(parent: AlwaysScrollableScrollPhysics());
+  ScrollPhysics getScrollPhysics(BuildContext context) =>
+      const BouncingScrollPhysics(parent: AlwaysScrollableScrollPhysics());
 }
diff --git a/dartpad_codelabs/src/getting_started_with_slivers/step_02/solution.dart b/dartpad_codelabs/src/getting_started_with_slivers/step_02/solution.dart
@@ -26,7 +26,7 @@ class HorizonsApp extends StatelessWidget {
           backgroundColor: Colors.teal[800],
         ),
         body: WeeklyForecastList(),
-      )
+      ),
     );
   }
 }
@@ -36,7 +36,7 @@ class WeeklyForecastList extends StatelessWidget {
   Widget build(BuildContext context) {
     final DateTime currentDate = DateTime.now();
     final TextTheme textTheme = Theme.of(context).textTheme;
-    
+
     // This Scrollable will lazily load widgets as they come into view.
     return ListView.builder(
       itemCount: 7,
@@ -59,61 +59,63 @@ class WeeklyForecastList extends StatelessWidget {
             ),
           ),
         );
-      }
+      },
     );
   }
 }
 
 // --------------------------------------------
 // Below this line are helper classes and data.
 
-const String baseAssetURL = 'https://dartpad-workshops-io2021.web.app/getting_started_with_slivers/';
+const String baseAssetURL =
+    'https://dartpad-workshops-io2021.web.app/getting_started_with_slivers/';
 const String headerImage = '${baseAssetURL}assets/header.jpeg';
 
 const Map<int, DailyForecast> _kDummyData = {
-  0 : DailyForecast(
+  0: DailyForecast(
     id: 0,
     imageId: '${baseAssetURL}assets/day_0.jpeg',
     highTemp: 73,
     lowTemp: 52,
-    description: 'Partly cloudy in the morning, with sun appearing in the afternoon.',
+    description:
+        'Partly cloudy in the morning, with sun appearing in the afternoon.',
   ),
-  1 : DailyForecast(
+  1: DailyForecast(
     id: 1,
     imageId: '${baseAssetURL}assets/day_1.jpeg',
     highTemp: 70,
     lowTemp: 50,
     description: 'Partly sunny.',
   ),
-  2 : DailyForecast(
+  2: DailyForecast(
     id: 2,
     imageId: '${baseAssetURL}assets/day_2.jpeg',
     highTemp: 71,
     lowTemp: 55,
     description: 'Party cloudy.',
   ),
-  3 : DailyForecast(
+  3: DailyForecast(
     id: 3,
     imageId: '${baseAssetURL}assets/day_3.jpeg',
     highTemp: 74,
     lowTemp: 60,
     description: 'Thunderstorms in the evening.',
   ),
-  4 : DailyForecast(
+  4: DailyForecast(
     id: 4,
     imageId: '${baseAssetURL}assets/day_4.jpeg',
     highTemp: 67,
     lowTemp: 60,
     description: 'Severe thunderstorm warning.',
   ),
-  5 : DailyForecast(
+  5: DailyForecast(
     id: 5,
     imageId: '${baseAssetURL}assets/day_5.jpeg',
     highTemp: 73,
     lowTemp: 57,
     description: 'Cloudy with showers in the morning.',
   ),
-  6 : DailyForecast(
+  6: DailyForecast(
     id: 6,
     imageId: '${baseAssetURL}assets/day_6.jpeg',
     highTemp: 75,
@@ -123,7 +125,8 @@ const Map<int, DailyForecast> _kDummyData = {
 };
 
 class Server {
-  static List<DailyForecast> getDailyForecastList() => _kDummyData.values.toList();
+  static List<DailyForecast> getDailyForecastList() =>
+      _kDummyData.values.toList();
 
   static DailyForecast getDailyForecastByID(int id) {
     assert(id >= 0 && id <= 6);
@@ -139,6 +142,7 @@ class DailyForecast {
     required this.lowTemp,
     required this.description,
   });
+
   final int id;
   final String imageId;
   final int highTemp;
@@ -168,14 +172,19 @@ class ConstantScrollBehavior extends ScrollBehavior {
   const ConstantScrollBehavior();
 
   @override
-  Widget buildScrollbar(BuildContext context, Widget child, ScrollableDetails details) => child;
+  Widget buildScrollbar(
+          BuildContext context, Widget child, ScrollableDetails details) =>
+      child;
 
   @override
-  Widget buildOverscrollIndicator(BuildContext context, Widget child, ScrollableDetails details) => child;
+  Widget buildOverscrollIndicator(
+          BuildContext context, Widget child, ScrollableDetails details) =>
+      child;
 
   @override
   TargetPlatform getPlatform(BuildContext context) => TargetPlatform.macOS;
 
   @override
-  ScrollPhysics getScrollPhysics(BuildContext context) => const BouncingScrollPhysics(parent: AlwaysScrollableScrollPhysics());
+  ScrollPhysics getScrollPhysics(BuildContext context) =>
+      const BouncingScrollPhysics(parent: AlwaysScrollableScrollPhysics());
 }