TF-320 Move app_logger to core

core/lib/core.dart

@@ -21,6 +21,7 @@ export 'presentation/utils/keyboard_utils.dart';
 export 'presentation/utils/style_utils.dart';
 export 'presentation/utils/app_toast.dart';
 export 'data/utils/device_manager.dart';
+export 'utils/app_logger.dart';
 
 // Views
 export 'presentation/views/text/slogan_builder.dart';

core/lib/utils/app_logger.dart

@@ -0,0 +1,34 @@
+import 'dart:async';
+
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+
+_Dispatcher logHistory = _Dispatcher("");
+
+void log(String? value) {
+  String v = value ?? "";
+  logHistory.value = v + "\n" + logHistory.value;
+  if (kReleaseMode == false) {
+    print(v);
+  }
+}
+
+void logError(String? value) => log("[ERROR] " + (value ?? ""));
+
+// Take from: https://flutter.dev/docs/testing/errors
+void initLogger(VoidCallback runApp) {
+  runZonedGuarded(() async {
+    WidgetsFlutterBinding.ensureInitialized();
+    FlutterError.onError = (FlutterErrorDetails details) {
+      FlutterError.dumpErrorToConsole(details);
+      logError(details.stack.toString());
+    };
+    runApp.call();
+  }, (Object error, StackTrace stack) {
+    logError(stack.toString());
+  });
+}
+
+class _Dispatcher extends ValueNotifier<String> {
+  _Dispatcher(String value) : super(value);
+}