From b3f7936edd7338b10892dff7120c24875e262264 Mon Sep 17 00:00:00 2001
From: Sergey Magidovich <mgsergio@mapswithme.com>
Date: Tue, 21 Jun 2016 20:40:13 +0300
Subject: [PATCH] Language selection.

---
 .../jni/com/mapswithme/core/jni_helper.hpp    | 22 ++++++++++++++-----
 .../jni/com/mapswithme/maps/editor/Editor.cpp | 17 +++++++++-----
 2 files changed, 28 insertions(+), 11 deletions(-)

diff --git a/android/jni/com/mapswithme/core/jni_helper.hpp b/android/jni/com/mapswithme/core/jni_helper.hpp
index 8384784437..7e26c3b292 100644
--- a/android/jni/com/mapswithme/core/jni_helper.hpp
+++ b/android/jni/com/mapswithme/core/jni_helper.hpp
@@ -9,6 +9,8 @@
 #include "std/string.hpp"
 #include "std/shared_ptr.hpp"
 
+#include "base/logging.hpp"
+
 extern jclass g_mapObjectClazz;
 extern jclass g_bookmarkClazz;
 
@@ -51,20 +53,28 @@ jobject GetNewParcelablePointD(JNIEnv * env, m2::PointD const & point);
 jobject GetNewPoint(JNIEnv * env, m2::PointD const & point);
 jobject GetNewPoint(JNIEnv * env, m2::PointI const & point);
 
-template<typename TValue, typename TToJavaFn>
-jobjectArray ToJavaArray(JNIEnv * env, jclass clazz, vector<TValue> const & src, TToJavaFn && toJavaFn)
+template<typename TIt, typename TToJavaFn>
+jobjectArray ToJavaArray(JNIEnv * env, jclass clazz, TIt begin, TIt end, size_t const size, TToJavaFn && toJavaFn)
 {
-  size_t const size = src.size();
   jobjectArray jArray = env->NewObjectArray((jint) size, clazz, 0);
-  for (size_t i = 0; i < size; i++)
+  size_t i = 0;
+  for (auto it = begin; it != end; ++it)
   {
-    TScopedLocalRef jItem(env, toJavaFn(env, src[i]));
+    TScopedLocalRef jItem(env, toJavaFn(env, *it));
     env->SetObjectArrayElement(jArray, i, jItem.get());
+    ++i;
   }
 
   return jArray;
 }
+
+template<typename TContainer, typename TToJavaFn>
+jobjectArray ToJavaArray(JNIEnv * env, jclass clazz, TContainer const & src, TToJavaFn && toJavaFn)
+{
+  return ToJavaArray(env, clazz, begin(src), end(src), src.size(), move(toJavaFn));
+}
+
 jobjectArray ToJavaStringArray(JNIEnv * env, vector<string> const & src);
 
 void DumpDalvikReferenceTables();
-}
+}  // namespace jni
diff --git a/android/jni/com/mapswithme/maps/editor/Editor.cpp b/android/jni/com/mapswithme/maps/editor/Editor.cpp
index b572988e2b..a9a91c9ac3 100644
--- a/android/jni/com/mapswithme/maps/editor/Editor.cpp
+++ b/android/jni/com/mapswithme/maps/editor/Editor.cpp
@@ -3,6 +3,8 @@
 #include "com/mapswithme/core/jni_helper.hpp"
 #include "com/mapswithme/maps/Framework.hpp"
 
+#include "coding/multilang_utf8_string.hpp"
+
 #include "base/assert.hpp"
 #include "base/logging.hpp"
 #include "base/string_utils.hpp"
@@ -344,13 +346,18 @@ Java_com_mapswithme_maps_editor_Editor_nativeGetNearbyStreets(JNIEnv * env, jcla
 JNIEXPORT jobjectArray JNICALL
 Java_com_mapswithme_maps_editor_Editor_nativeGetSupportedLanguages(JNIEnv * env, jclass clazz)
 {
-  // TODO (yunikkk) implement
+  using TLang = StringUtf8Multilang::Lang;
   //public Language(@NonNull String code, @NonNull String name)
-//  static jclass const langClass = jni::GetGlobalClassRef(env, "com/mapswithme/maps/editor/data/Language");
-//  static jmethodID const langCtor = jni::GetConstructorID(env, langClass, "(Ljava/lang/String;Ljava/lang/String;)V");
+  static jclass const langClass = jni::GetGlobalClassRef(env, "com/mapswithme/maps/editor/data/Language");
+  static jmethodID const langCtor = jni::GetConstructorID(env, langClass, "(Ljava/lang/String;Ljava/lang/String;)V");
 
-//  return jni::ToJavaArray(env, langClass, g_editableMapObject.GetBuildingLevels(), );
-  return nullptr;
+  return jni::ToJavaArray(env, langClass, StringUtf8Multilang::GetSupportedLanguages(),
+                          [](JNIEnv * env, TLang const & lang)
+                          {
+                            jni::TScopedLocalRef const code(env, jni::ToJavaString(env, lang.m_code));
+                            jni::TScopedLocalRef const name(env, jni::ToJavaString(env, lang.m_name));
+                            return env->NewObject(langClass, langCtor, code.get(), name.get());
+                          });
 }
 
 JNIEXPORT jstring JNICALL