feat: Contribute to your country link

packages/smooth_app/lib/l10n/app_en.arb

@@ -177,6 +177,10 @@
     "@sign_in_mandatory": {
         "description": "Error message: for some features like product edits you need to be signed in"
     },
+    "help_improve_country":"Help improve Open Food Facts in your country",
+    "@help_improve_country": {
+        "description" : "label for a tile that is on the contribute tile"
+    },
     "sign_out": "Sign out",
     "@sign_out": {
         "description": "Button label: For sign out"

packages/smooth_app/lib/pages/preferences/user_preferences_contribute.dart

@@ -4,6 +4,7 @@ import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 import 'package:http/http.dart' as http;
+import 'package:iso_countries/iso_countries.dart';
 import 'package:openfoodfacts/openfoodfacts.dart';
 import 'package:provider/provider.dart';
 import 'package:share_plus/share_plus.dart';
@@ -21,6 +22,7 @@ import 'package:smooth_app/pages/preferences/user_preferences_item.dart';
 import 'package:smooth_app/pages/preferences/user_preferences_list_tile.dart';
 import 'package:smooth_app/pages/preferences/user_preferences_page.dart';
 import 'package:smooth_app/pages/preferences/user_preferences_widgets.dart';
+import 'package:smooth_app/pages/product/common/country_wiki_links.dart';
 import 'package:smooth_app/pages/product/common/product_query_page_helper.dart';
 import 'package:smooth_app/query/paged_to_be_completed_product_query.dart';
 import 'package:smooth_app/query/product_query.dart';
@@ -94,6 +96,20 @@ class UserPreferencesContribute extends AbstractUserPreferences {
           () async => _share(appLocalizations.contribute_share_content),
           Icons.adaptive.share,
         ),
+        _getListTile(
+          appLocalizations.help_improve_country,
+          () async {
+            final String country = await returnCountry(context);
+            final TmpCountryWikiLinks links = TmpCountryWikiLinks();
+            LaunchUrlHelper.launchURL(links.wikiLinks[country] ?? 'France');
+          },
+          Icons.language,
+          icon: UserPreferencesListTile.getTintedIcon(
+            Icons.open_in_new,
+            context,
+          ),
+          externalLink: true,
+        ),
         if (GlobalVars.appStore.getEnrollInBetaURL() != null)
           _getListTile(
             appLocalizations.contribute_enroll_alpha,
@@ -319,6 +335,19 @@ class UserPreferencesContribute extends AbstractUserPreferences {
       builder: (_) => tile,
     );
   }
+
+  Future<String> returnCountry(BuildContext context) async {
+    final Locale locale = Localizations.localeOf(context);
+    if (locale.countryCode == null) {
+      final Country country =
+          await IsoCountries.isoCountryForCodeForLocale('FR');
+      return country.name;
+    } else {
+      final Country country =
+          await IsoCountries.isoCountryForCodeForLocale(locale.countryCode);
+      return country.name;
+    }
+  }
 }
 
 class _ContributorsDialog extends StatelessWidget {

packages/smooth_app/lib/pages/product/common/country_wiki_links.dart

@@ -0,0 +1,25 @@
+// TODO(monsieurtanuki): the code is to be moved to openfoodfacts-dart
+class TmpCountryWikiLinks {
+  final Map<String, String> wikiLinks = <String, String>{
+    'Argentina': 'https://wiki.openfoodfacts.org/Country_Support_-_Argentina',
+    'Australia': 'https://wiki.openfoodfacts.org/Country_Support_-_Australia',
+    'Canada': 'https://wiki.openfoodfacts.org/Country_Support_-_Canada',
+    'China': 'https://wiki.openfoodfacts.org/Country_Support_-_China',
+    'Europe': 'https://wiki.openfoodfacts.org/Country_Support_-_Europe',
+    'France':
+        'https://wiki.openfoodfacts.org/Local_Communities/FrenchTeam/Country_Support',
+    'Germany': 'https://wiki.openfoodfacts.org/Country_Support_-_Germany',
+    'India': 'https://wiki.openfoodfacts.org/Country_Support_-_India',
+    'Italy': 'https://wiki.openfoodfacts.org/Country_Support_-_Italy',
+    'Japan': 'https://wiki.openfoodfacts.org/Country_Support_-_Japan',
+    'Mexico': 'https://wiki.openfoodfacts.org/Country_Support_-_Mexico',
+    'Netherlands':
+        'https://wiki.openfoodfacts.org/Country_Support_-_Netherlands',
+    'Spain': 'https://wiki.openfoodfacts.org/Country_Support_-_Spain',
+    'Russia': 'https://wiki.openfoodfacts.org/Country_Support_-_Russia',
+    'South Korea':
+        'https://wiki.openfoodfacts.org/Country_Support_-_South_Korea',
+    'United States':
+        'https://wiki.openfoodfacts.org/Country_Support_-_United_States',
+  };
+}