Initial commit

lib/foundation/app.dart

@@ -0,0 +1,41 @@
+import 'dart:io';
+import 'dart:ui';
+
+import 'package:fluent_ui/fluent_ui.dart';
+import 'package:path_provider/path_provider.dart';
+
+export "widget_utils.dart";
+export "state_controller.dart";
+export "navigation.dart";
+
+class _App {
+  bool get isAndroid => Platform.isAndroid;
+  bool get isIOS => Platform.isIOS;
+  bool get isWindows => Platform.isWindows;
+  bool get isLinux => Platform.isLinux;
+  bool get isMacOS => Platform.isMacOS;
+  bool get isDesktop =>
+      Platform.isWindows || Platform.isLinux || Platform.isMacOS;
+  bool get isMobile => Platform.isAndroid || Platform.isIOS;
+
+  Locale get locale {
+    Locale deviceLocale = PlatformDispatcher.instance.locale;
+    if (deviceLocale.languageCode == "zh" && deviceLocale.scriptCode == "Hant") {
+      deviceLocale = const Locale("zh", "TW");
+    }
+    return deviceLocale;
+  }
+
+  late String dataPath;
+  late String cachePath;
+
+  init() async{
+    cachePath = (await getApplicationCacheDirectory()).path;
+    dataPath = (await getApplicationSupportDirectory()).path;
+  }
+
+  final rootNavigatorKey = GlobalKey<NavigatorState>();
+}
+
+// ignore: non_constant_identifier_names
+final App = _App();