Add desktop implementation

desktop/CMakeLists.txt

@@ -0,0 +1,7 @@
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+set(REACT_NATIVE_DESKTOP_EXTERNAL_MODULES_TYPE_NAMES ${REACT_NATIVE_DESKTOP_EXTERNAL_MODULES_TYPE_NAMES}
+                                                     \"RNLanguages\" PARENT_SCOPE)
+
+set(REACT_NATIVE_DESKTOP_EXTERNAL_MODULES_SRC ${REACT_NATIVE_DESKTOP_EXTERNAL_MODULES_SRC}
+                                              ${CMAKE_CURRENT_SOURCE_DIR}/rnlanguagesdesktop.cpp PARENT_SCOPE)

desktop/rnlanguagesdesktop.cpp

@@ -0,0 +1,80 @@
+/**
+ * Copyright (c) 2017-present, Status Research and Development GmbH.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ */
+
+#include <memory>
+
+#include "bridge.h"
+#include "rnlanguagesdesktop.h"
+#include <QCryptographicHash>
+#include <QDateTime>
+#include <QDebug>
+#include <QLocale>
+#include <QMap>
+#include <QNetworkDiskCache>
+#include <QNetworkReply>
+#include <QNetworkRequest>
+#include <QQuickImageProvider>
+
+namespace {
+struct RegisterQMLMetaType {
+    RegisterQMLMetaType() {
+        qRegisterMetaType<RNLanguages*>();
+    }
+} registerMetaType;
+} // namespace
+
+class RNLanguagesPrivate {
+
+public:
+    RNLanguagesPrivate() {}
+
+    Bridge* bridge = nullptr;
+
+    QVariantList languages() {
+        QStringList languages = QLocale().uiLanguages();
+        QVariantList variantLanguages;
+        for (QString l : languages) {
+            variantLanguages.push_back(l);
+        }
+        return variantLanguages;
+    }
+};
+
+RNLanguages::RNLanguages(QObject* parent) : QObject(parent), d_ptr(new RNLanguagesPrivate) {}
+
+RNLanguages::~RNLanguages() {}
+
+void RNLanguages::getLanguages(double successCallback, double errorCallback) {
+    Q_D(RNLanguages);
+    QVariantList args;
+    args.push_back(d->languages());
+
+    if (d->bridge) {
+        d->bridge->invokePromiseCallback(successCallback, args);
+    }
+}
+
+QString RNLanguages::moduleName() {
+    return "RNLanguages";
+}
+
+QList<ModuleMethod*> RNLanguages::methodsToExport() {
+    return QList<ModuleMethod*>{};
+}
+
+QVariantMap RNLanguages::constantsToExport() {
+    return QVariantMap{{"languages", d_ptr->languages()}};
+}
+
+void RNLanguages::setBridge(Bridge* bridge) {
+    Q_D(RNLanguages);
+    d->bridge = bridge;
+}
+