settings: Add browser preference setting ui

Signed-off-by: Zixuan James Li <[email protected]>

Author: PIG208

assets/l10n/app_en.arb

@@ -23,6 +23,10 @@
   "@settingsPageTitle": {
     "description": "Title for the settings page."
   },
+  "settingsUseExternalBrowser": "Use external browser",
+  "@settingsUseExternalBrowser": {
+    "description": "Whether to open links with external browser or not"
+  },
   "switchAccountButton": "Switch account",
   "@switchAccountButton": {
     "description": "Label for main-menu button leading to the choose-account page."

lib/generated/l10n/zulip_localizations.dart

@@ -141,6 +141,12 @@ abstract class ZulipLocalizations {
   /// **'Settings'**
   String get settingsPageTitle;
 
+  /// Whether to open links with external browser or not
+  ///
+  /// In en, this message translates to:
+  /// **'Use external browser'**
+  String get settingsUseExternalBrowser;
+
   /// Label for main-menu button leading to the choose-account page.
   ///
   /// In en, this message translates to:

lib/generated/l10n/zulip_localizations_ar.dart

@@ -26,6 +26,9 @@ class ZulipLocalizationsAr extends ZulipLocalizations {
   @override
   String get settingsPageTitle => 'Settings';
 
+  @override
+  String get settingsUseExternalBrowser => 'Use external browser';
+
   @override
   String get switchAccountButton => 'Switch account';
 

lib/generated/l10n/zulip_localizations_en.dart

@@ -26,6 +26,9 @@ class ZulipLocalizationsEn extends ZulipLocalizations {
   @override
   String get settingsPageTitle => 'Settings';
 
+  @override
+  String get settingsUseExternalBrowser => 'Use external browser';
+
   @override
   String get switchAccountButton => 'Switch account';
 

lib/generated/l10n/zulip_localizations_ja.dart

@@ -26,6 +26,9 @@ class ZulipLocalizationsJa extends ZulipLocalizations {
   @override
   String get settingsPageTitle => 'Settings';
 
+  @override
+  String get settingsUseExternalBrowser => 'Use external browser';
+
   @override
   String get switchAccountButton => 'Switch account';
 

lib/generated/l10n/zulip_localizations_nb.dart

@@ -26,6 +26,9 @@ class ZulipLocalizationsNb extends ZulipLocalizations {
   @override
   String get settingsPageTitle => 'Settings';
 
+  @override
+  String get settingsUseExternalBrowser => 'Use external browser';
+
   @override
   String get switchAccountButton => 'Switch account';
 

lib/generated/l10n/zulip_localizations_pl.dart

@@ -26,6 +26,9 @@ class ZulipLocalizationsPl extends ZulipLocalizations {
   @override
   String get settingsPageTitle => 'Settings';
 
+  @override
+  String get settingsUseExternalBrowser => 'Use external browser';
+
   @override
   String get switchAccountButton => 'Przełącz konto';
 

lib/generated/l10n/zulip_localizations_ru.dart

@@ -26,6 +26,9 @@ class ZulipLocalizationsRu extends ZulipLocalizations {
   @override
   String get settingsPageTitle => 'Settings';
 
+  @override
+  String get settingsUseExternalBrowser => 'Use external browser';
+
   @override
   String get switchAccountButton => 'Сменить учетную запись';
 

lib/generated/l10n/zulip_localizations_sk.dart

@@ -26,6 +26,9 @@ class ZulipLocalizationsSk extends ZulipLocalizations {
   @override
   String get settingsPageTitle => 'Settings';
 
+  @override
+  String get settingsUseExternalBrowser => 'Use external browser';
+
   @override
   String get switchAccountButton => 'Zmeniť účet';
 

lib/widgets/settings.dart

@@ -24,11 +24,50 @@ class SettingsPage extends StatelessWidget {
       appBar: ZulipAppBar(
         title: Text(zulipLocalizations.settingsPageTitle)),
       body: Column(children: [
+        _BrowserPreferenceSetting(),
         _ThemeSetting(),
       ]));
   }
 }
 
+class _BrowserPreferenceSetting extends StatefulWidget {
+  const _BrowserPreferenceSetting();
+
+  @override
+  State<_BrowserPreferenceSetting> createState() => _BrowserPreferenceSettingState();
+}
+
+class _BrowserPreferenceSettingState extends State<_BrowserPreferenceSetting> {
+  late bool useExternalBrowser;
+
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    useExternalBrowser =
+      GlobalStoreWidget.of(context).globalSettings.effectiveBrowserPreference
+      == BrowserPreference.external;
+  }
+
+  void _handleChange(bool useExternalBrowser) {
+    GlobalStoreWidget.of(context).updateGlobalSettings(
+      GlobalSettingsCompanion(browserPreference: Value(
+        useExternalBrowser ? BrowserPreference.external
+                           : BrowserPreference.embedded)));
+    setState(() {
+      this.useExternalBrowser = useExternalBrowser;
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final zulipLocalizations = ZulipLocalizations.of(context);
+    return SwitchListTile.adaptive(
+      title: Text(zulipLocalizations.settingsUseExternalBrowser),
+      value: useExternalBrowser,
+      onChanged: _handleChange);
+  }
+}
+
 class _ThemeSetting extends StatefulWidget {
   const _ThemeSetting();
 

test/flutter_checks.dart

@@ -69,6 +69,10 @@ extension RadioListTileChecks<T> on Subject<RadioListTile<T>> {
   Subject<bool> get checked => has((x) => x.checked, 'checked');
 }
 
+extension SwitchListTileChecks<T> on Subject<SwitchListTile> {
+  Subject<bool> get value => has((x) => x.value, 'value');
+}
+
 extension TextChecks on Subject<Text> {
   Subject<String?> get data => has((t) => t.data, 'data');
   Subject<TextStyle?> get style => has((t) => t.style, 'style');

test/widgets/settings_test.dart

@@ -24,6 +24,30 @@ void main() {
     await tester.pump();
   }
 
+  group('BrowserPreference', () {
+    Finder useExternalBrowserSwitchFinder = find.ancestor(
+      of: find.text('Use external browser'),
+      matching: find.byType(SwitchListTile));
+
+    testWidgets('smoke', (tester) async {
+      await testBinding.globalStore.updateGlobalSettings(
+        eg.globalSettings(
+          browserPreference: BrowserPreference.external).toCompanion(false));
+      await prepare(tester);
+      check(tester.widget<SwitchListTile>(useExternalBrowserSwitchFinder))
+        .value.isTrue();
+      check(testBinding.globalStore).globalSettings.effectiveBrowserPreference.equals(
+        BrowserPreference.external);
+
+      await tester.tap(useExternalBrowserSwitchFinder);
+      await tester.pump();
+      check(tester.widget<SwitchListTile>(useExternalBrowserSwitchFinder))
+        .value.isFalse();
+      check(testBinding.globalStore).globalSettings.effectiveBrowserPreference.equals(
+        BrowserPreference.embedded);
+    });
+  });
+
   group('ThemeSetting', () {
     Finder findRadioListTileWithTitle(String title) => find.ancestor(
       of: find.text(title),