- Add Local settings.

- Add Language settings synced back.

res/app/settings/language/language-service.js

@@ -1,23 +1,56 @@
-//var _ = require('lodash')
+var _ = require('lodash')
 
-module.exports = function LanguageServiceFactory() {
-//  var LanguageService = {}
-//
-//  LanguageService.supportedLanguages = [
-//    {code: 'en', name: 'English'},
-//    {code: 'ja', name: '日本語'}
-//  ]
-//
-//  var browserLocale = navigator.language || navigator.userLanguage || 'en-US'
-//  var browserLanguage = browserLocale.substring(0, 2)
-//  var detectedLanguage = _.some(LanguageService.supportedLanguages, {code: browserLanguage}) ? browserLanguage : 'en'
-//  var defaultLanguage = 'ja'
-//  LanguageService.detectedLanguage = defaultLanguage
-//  LanguageService.selectedLanguage = defaultLanguage
-//
-//  LanguageService.getSelectedLanguage = function () {
-//    return LanguageService.selectedLanguage = defaultLanguage //WebStorage.get('Language.language') || defaultLanguage
-//  }
-//
-//  return LanguageService
+module.exports = function LanguageServiceFactory(SettingsService, $q, gettextCatalog) {
+  var LanguageService = {}
+
+  LanguageService.supportedLanguages = [
+    {code: 'en', name: 'English'},
+    {code: 'ja', name: '日本語'}
+  ]
+
+  var browserLocale = navigator.language || navigator.userLanguage || 'en-US'
+  var browserLanguage = browserLocale.substring(0, 2)
+  var detectedLanguage = _.some(LanguageService.supportedLanguages, {code: browserLanguage}) ? browserLanguage : 'en'
+  var defaultLanguage = 'ja'
+  LanguageService.detectedLanguage = defaultLanguage
+  LanguageService.selectedLanguage = null
+
+  // TODO: Can't this be refactored to something like this?
+  //  SettingsService.sync(LanguageService.selectedLanguage, 'Language', {
+  //    selected: LanguageService.detectedLanguage
+  //  })
+
+  LanguageService.getSelectedLanguage = function () {
+    var deferred = $q.defer()
+    if (LanguageService.selectedLanguage) {
+      deferred.resolve(LanguageService.selectedLanguage)
+    } else {
+      SettingsService.get('Language.selected').then(function (data) {
+        if (data) {
+          deferred.resolve(data)
+        } else {
+          LanguageService.setSelectedLanguage(LanguageService.detectedLanguage).then(function () {
+            deferred.resolve(LanguageService.detectedLanguage)
+          })
+        }
+      })
+    }
+    return deferred.promise
+  }
+
+  // Initialize gettextCatalog
+  LanguageService.getSelectedLanguage()
+
+
+  LanguageService.setSelectedLanguage = function (lang) {
+    var deferred = $q.defer()
+    LanguageService.selectedLanguage = lang
+    gettextCatalog.currentLanguage = lang
+    SettingsService.set('Language.selected', lang).then(function () {
+      deferred.resolve(lang)
+    })
+    return deferred.promise
+  }
+
+  return LanguageService
 }