TF-3278 Handle open app via deep link at MailboxDashboard screen

core/lib/core.dart

@@ -52,6 +52,7 @@ export 'utils/broadcast_channel/broadcast_channel.dart';
 export 'utils/list_utils.dart';
 export 'utils/mail/domain.dart';
 export 'utils/mail/mail_address.dart';
+export 'utils/application_manager.dart';
 export 'utils/preview_eml_file_utils.dart';
 
 // Views

core/lib/presentation/extensions/either_view_state_extension.dart

@@ -2,7 +2,18 @@ import 'package:core/presentation/state/failure.dart';
 import 'package:core/presentation/state/success.dart';
 import 'package:dartz/dartz.dart';
 
+typedef OnFailureCallback = void Function(Failure? failure);
+typedef OnSuccessCallback<T> = void Function(T success);
+
 extension EitherViewStateExtension on Either<Failure, Success> {
+  void foldSuccess<T>({
+    required OnSuccessCallback<T> onSuccess,
+    required OnFailureCallback onFailure,
+  }) {
+    fold(onFailure,
+        (success) => success is T ? onSuccess(success as T) : onFailure(null));
+  }
+
   dynamic foldSuccessWithResult<T>() {
     return fold(
       (failure) => failure,

core/lib/utils/string_convert.dart

@@ -1,8 +1,7 @@
 import 'dart:convert';
 import 'dart:typed_data';
 
-import 'app_logger.dart';
-
+import 'package:core/utils/app_logger.dart';
 import 'package:core/domain/exceptions/string_exception.dart';
 
 class StringConvert {
@@ -17,6 +16,15 @@ class StringConvert {
     return text ?? '';
   }
 
+  static String decodeBase64ToString(String text) {
+    try {
+      return utf8.decode(base64Decode(text));
+    } catch (e) {
+      logError('StringConvert::decodeBase64ToString:Exception = $e');
+      return text;
+    }
+  }
+
   static List<String> extractStrings(String input) {
     try {
       // Check if the input is URL encoded