Исправлено переключение локали на экране сканера

lib/base/settings_base_state.dart

@@ -14,15 +14,13 @@ abstract class SettingsBaseState<T extends StatefulWidget> extends BaseState<T>
   int selectedItem;
 
   @override Widget build(BuildContext context) {
-    return getMainWidget();
+    return new Scaffold(appBar: getAppBar(),
+        body: getScreenContent());
   }
 
   @override
   Widget getScreenContent() {
-
     getSelectedValue();
-
-
     List<Widget> widgets = new List();
 
     for (String option in getOptions()) {

lib/common.dart

@@ -87,6 +87,7 @@ startScanner(BuildContext context, String app, SqliteHelper helper) async {
     });
   } else {
     String token = await helper.getToken();
+    String locale = await helper.getLocale();
     helper.close();
     // Канал ловит вызовы методов из "нативной" части приложения.
     // Могут быть вызваны либо logout либо faq, либо purchase.
@@ -119,6 +120,7 @@ startScanner(BuildContext context, String app, SqliteHelper helper) async {
         'token': token,
         'url': url,
         'appToken': appToken,
+        'locale': locale,
         'color': Resources
             .getPrimaryColor(app)
             .value

lib/consts.dart

@@ -3,11 +3,11 @@ import 'package:flutter/material.dart';
 // Serious constants
 const String appName = "Autobonus";
 
-//const String url = 'https://pos-api-autoclub.dinect.com/20130701/';
-//const String appToken = 'bdea0f3ba9034b688019a7cac753d1209e2b227f';
+const String url = 'https://pos-api-autoclub.dinect.com/20130701/';
+const String appToken = 'bdea0f3ba9034b688019a7cac753d1209e2b227f';
 
-const String url = 'https://pos-api-int.dinect.com/20130701/';
-const String appToken = '9fec83cdca38c357e6b65dbb17514cdd36bf2a08';
+//const String url = 'https://pos-api-int.dinect.com/20130701/';
+//const String appToken = '9fec83cdca38c357e6b65dbb17514cdd36bf2a08';
 
 // Assets
 const String logout_png = 'assets/logout.png';

lib/db.dart

@@ -70,7 +70,6 @@ class SqliteHelper {
       return null;
     } else {
       return db.insert(tableSettings, {
-        columnLocale: locale,
         columnCurrency: currency
       });
     }

lib/i18n/messages_ru.dart

@@ -77,7 +77,7 @@ class MessageLookup extends MessageLookupByLibrary {
     "usage_guide": MessageLookupByLibrary.simpleMessage('''
 Шаг 1:
     
-Запустите прилодение для сканирования карты участника системы лояльности. 
+Запустите приложение для сканирования карты участника системы лояльности. 
 
 При успешном сканировании на вашем экране появятся данные покупателя.
     

lib/screens/languages.dart

@@ -40,19 +40,23 @@ class LanguagesState extends SettingsBaseState<LanguagesScreen> {
   saveOption() async {
     await helper.saveLocale(languages[selectedItem]);
     Intl.defaultLocale = languages[selectedItem];
-    StringsLocalization.load(languages[selectedItem]).then((_) {
-      setState(() {
-
-      });
-    });
+    await StringsLocalization.load(languages[selectedItem]);
   }
 
   @override
   void getSelectedValue() {
     helper.getLocale().then((locale) {
-      setState(() {
-        selectedItem = getOptions().indexOf(getLocaleTitle(locale));
-      });
+      if (locale == null) {
+        platform.invokeMethod('getLocale').then((locale) {
+          setState(() {
+            selectedItem == locale;
+          });
+        });
+      } else {
+        setState(() {
+          selectedItem = getOptions().indexOf(getLocaleTitle(locale));
+        });
+      }
     });
   }
 }

lib/screens/settings.dart

@@ -7,6 +7,7 @@ import 'package:checker/screens/currencies.dart';
 import 'package:checker/screens/languages.dart';
 import 'package:checker/strings.dart';
 import 'package:flutter/material.dart';
+import 'package:intl/intl.dart';
 
 class SettingsScreen extends BaseScreen {
 
@@ -28,8 +29,8 @@ class MenuItem {
 class SettingsState extends BaseState<SettingsScreen> {
 
   List<MenuItem> menuItems = [
-    new MenuItem(StringsLocalization.currency(), ''),
-    new MenuItem(StringsLocalization.locale(), '')
+    new MenuItem('', ''),
+    new MenuItem('', '')
   ];
 
   bool returnToScanner;
@@ -42,23 +43,24 @@ class SettingsState extends BaseState<SettingsScreen> {
 
   @override Widget build(BuildContext ctx) {
     helper.getSettings().then((info) {
-      if (menuItems != null) {
-        if (menuItems[0].selectedValue != info['currency'].toString()) {
-          setState(() {
-            menuItems[0].selectedValue = info['currency'].toString();
-            menuItems[1].selectedValue = info['locale'].toString();
-          });
-        }
-      }
+      setState(() {
+        menuItems[0].title = StringsLocalization.currency();
+        menuItems[1].title = StringsLocalization.locale();
+        menuItems[0].selectedValue = info['currency'].toString();
+        menuItems[1].selectedValue = info['locale'] == null ? Intl.defaultLocale : info['locale'].toString();
+      });
     });
     return new WillPopScope(onWillPop: onWillPop, child: getMainWidget());
   }
 
+  Widget getMainWidget() {
+    return new Scaffold(appBar: getAppBar(),
+        body: getScreenContent());
+  }
+
   @override
   Widget getScreenContent() {
-    return menuItems == null
-        ? getBackground()
-        : new Container(
+    return new Container(
         margin: new EdgeInsets.only(top: 16.0),
         child: new ListView(children: getSettings()));
   }

lib/screens/splash.dart

@@ -38,24 +38,43 @@ class _SplashScreenState extends BaseState<SplashScreen> {
   }
 
   void onStart() {
-    helper.getSettings().then((info) {
-      if (info == null) {
-        platform.invokeMethod('getCurrency').then((currency) {
-          platform.invokeMethod('getLocale').then((locale) {
-            initLocale(locale, () {
-              helper.createAppInfo(locale, currency).then((_) {
-                showNext();
-              });
-            });
-          });
-        });
+    helper.getLocale().then((locale) {
+      if (locale == null) {
+        initWithSystemValue();
       } else {
-        helper.getLocale().then((locale) {
+        initWithSavedValue();
+      }
+    });
+  }
+
+  void initWithSystemValue() {
+    platform.invokeMethod('getLocale').then((locale) {
+      helper.getSettings().then((settings) {
+        if (settings == null) {
+          createSettingsTable(locale);
+        } else {
           initLocale(locale, () {
             showNext();
           });
-        });
-      }
+        }
+      });
+    });
+  }
+
+  void initWithSavedValue() {
+    helper.getLocale().then((locale) {
+      initLocale(locale, () {
+        showNext();
+      });
+    });
+  }
+
+  void createSettingsTable(String locale) {
+    platform.invokeMethod('getCurrency').then((currency) {
+      helper.createAppInfo(locale, currency);
+      initLocale(locale, () {
+        showNext();
+      });
     });
   }