feature: open privacy policy in default browser

Author: Frederick-S

lib/widget/settings.dart

@@ -3,6 +3,7 @@ import 'package:fluttertoast/fluttertoast.dart';
 import 'package:nhk_easy/error_reporter.dart';
 import 'package:nhk_easy/repository/base_repository.dart';
 import 'package:settings_ui/settings_ui.dart';
+import 'package:url_launcher/url_launcher.dart';
 
 class Settings extends StatelessWidget {
   final _baseRepository = BaseRepository();
@@ -28,7 +29,9 @@ class Settings extends StatelessWidget {
               SettingsTile(
                 title: 'Privacy Policy',
                 leading: Icon(Icons.description),
-                onTap: () {},
+                onTap: () {
+                  _openPrivacyPolicy(context);
+                },
               )
             ],
           )
@@ -74,4 +77,31 @@ class Settings extends StatelessWidget {
       },
     );
   }
+
+  void _openPrivacyPolicy(BuildContext context) async {
+    final url = 'https://github.com/Frederick-S/nhk-easy-mobile-privacy-policy';
+
+    if (await canLaunch(url)) {
+      await launch(url);
+    } else {
+      final okButton = FlatButton(
+        child: Text('Ok'),
+        onPressed: () {
+          Navigator.pop(context);
+        },
+      );
+      final alertDialog = AlertDialog(
+        content: Text(
+            'Failed to open privacy policy in your default browser, you can view it at $url'),
+        actions: <Widget>[okButton],
+      );
+
+      showDialog(
+        context: context,
+        builder: (BuildContext context) {
+          return alertDialog;
+        },
+      );
+    }
+  }
 }

pubspec.lock

@@ -149,6 +149,27 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.4.0"
+  platform_detect:
+    dependency: transitive
+    description:
+      name: platform_detect
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.4.0"
+  plugin_platform_interface:
+    dependency: transitive
+    description:
+      name: plugin_platform_interface
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.2"
+  pub_semver:
+    dependency: transitive
+    description:
+      name: pub_semver
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.4.4"
   pull_to_refresh:
     dependency: "direct main"
     description:
@@ -252,6 +273,34 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.6"
+  url_launcher:
+    dependency: "direct main"
+    description:
+      name: url_launcher
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "5.4.10"
+  url_launcher_macos:
+    dependency: transitive
+    description:
+      name: url_launcher_macos
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.0.1+7"
+  url_launcher_platform_interface:
+    dependency: transitive
+    description:
+      name: url_launcher_platform_interface
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.7"
+  url_launcher_web:
+    dependency: transitive
+    description:
+      name: url_launcher_web
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.1.1+6"
   usage:
     dependency: transitive
     description:

pubspec.yaml

@@ -11,7 +11,7 @@ description: A new Flutter application.
 # In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
 # Read more about iOS versioning at
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-version: 1.1.1+4
+version: 1.1.2+5
 
 environment:
   sdk: ">=2.2.0 <3.0.0"
@@ -32,6 +32,7 @@ dependencies:
   sentry: ^3.0.1
   global_configuration: ^1.5.0
   settings_ui: ^0.3.0
+  url_launcher: ^5.4.10
 
 dev_dependencies:
   flutter_test: