Change error prompts

lib/domain/app/update_failure.dart

@@ -14,9 +14,9 @@ sealed class UpdateFailure with _$UpdateFailure, Failure {
   ]) = UpdateUnexpectedFailure;
 
   @override
-  String present(TranslationsEn t) {
+  ({String type, String? message}) present(TranslationsEn t) {
     return switch (this) {
-      UpdateUnexpectedFailure() => t.failure.unexpected,
+      UpdateUnexpectedFailure() => (type: t.failure.unexpected, message: null),
     };
   }
 }

lib/domain/connectivity/connection_failure.dart

@@ -25,15 +25,20 @@ sealed class ConnectionFailure with _$ConnectionFailure, Failure {
       CoreConnectionFailure;
 
   @override
-  String present(TranslationsEn t) {
+  ({String type, String? message}) present(TranslationsEn t) {
     return switch (this) {
-      UnexpectedConnectionFailure() => t.failure.connectivity.unexpected,
-      MissingVpnPermission(:final message) =>
-        t.failure.connectivity.missingVpnPermission +
-            (message == null ? "" : ": $message"),
-      MissingNotificationPermission(:final message) =>
-        t.failure.connectivity.missingNotificationPermission +
-            (message == null ? "" : ": $message"),
+      UnexpectedConnectionFailure() => (
+          type: t.failure.connectivity.unexpected,
+          message: null
+        ),
+      MissingVpnPermission(:final message) => (
+          type: t.failure.connectivity.missingVpnPermission,
+          message: message
+        ),
+      MissingNotificationPermission(:final message) => (
+          type: t.failure.connectivity.missingNotificationPermission,
+          message: message
+        ),
       CoreConnectionFailure(:final failure) => failure.present(t),
     };
   }

lib/domain/core_service_failure.dart

@@ -42,19 +42,32 @@ sealed class CoreServiceFailure with _$CoreServiceFailure, Failure {
       };
 
   @override
-  String present(TranslationsEn t) {
+  ({String type, String? message}) present(TranslationsEn t) {
     return switch (this) {
-      UnexpectedCoreServiceFailure() => t.failure.singbox.unexpected,
-      CoreServiceNotRunning(:final message) =>
-        t.failure.singbox.serviceNotRunning +
-            (message == null ? "" : ": $message"),
-      InvalidConfig(:final message) =>
-        t.failure.singbox.invalidConfig + (message == null ? "" : ": $message"),
-      CoreServiceCreateFailure(:final message) =>
-        t.failure.singbox.create + (message == null ? "" : ": $message"),
-      CoreServiceStartFailure(:final message) =>
-        t.failure.singbox.start + (message == null ? "" : ": $message"),
-      CoreServiceOtherFailure(:final message) => message ?? "",
+      UnexpectedCoreServiceFailure() => (
+          type: t.failure.singbox.unexpected,
+          message: null
+        ),
+      CoreServiceNotRunning(:final message) => (
+          type: t.failure.singbox.serviceNotRunning,
+          message: message
+        ),
+      InvalidConfig(:final message) => (
+          type: t.failure.singbox.invalidConfig,
+          message: message
+        ),
+      CoreServiceCreateFailure(:final message) => (
+          type: t.failure.singbox.create,
+          message: message
+        ),
+      CoreServiceStartFailure(:final message) => (
+          type: t.failure.singbox.start,
+          message: message
+        ),
+      CoreServiceOtherFailure(:final message) => (
+          type: t.failure.singbox.unexpected,
+          message: message
+        ),
     };
   }
 }

lib/domain/failures.dart

@@ -2,12 +2,20 @@ import 'package:hiddify/core/locale/locale.dart';
 
 // TODO: rewrite
 mixin Failure {
-  String present(TranslationsEn t);
+  ({String type, String? message}) present(TranslationsEn t);
 }
 
 extension ErrorPresenter on TranslationsEn {
-  String presentError(Object error) {
-    if (error case Failure()) return error.present(this);
+  String printError(Object error) {
+    if (error case Failure()) {
+      final err = error.present(this);
+      return err.type + (err.message == null ? "" : ": ${err.message}");
+    }
     return failure.unexpected;
   }
+
+  ({String type, String? message}) presentError(Object error) {
+    if (error case Failure()) return error.present(this);
+    return (type: failure.unexpected, message: null);
+  }
 }

lib/domain/profiles/profiles_failure.dart

@@ -19,13 +19,20 @@ sealed class ProfileFailure with _$ProfileFailure, Failure {
       ProfileInvalidConfigFailure;
 
   @override
-  String present(TranslationsEn t) {
+  ({String type, String? message}) present(TranslationsEn t) {
     return switch (this) {
-      ProfileUnexpectedFailure() => t.failure.profiles.unexpected,
-      ProfileNotFoundFailure() => t.failure.profiles.notFound,
-      ProfileInvalidConfigFailure(:final message) =>
-        t.failure.profiles.invalidConfig +
-            (message == null ? "" : ": $message"),
+      ProfileUnexpectedFailure() => (
+          type: t.failure.profiles.unexpected,
+          message: null
+        ),
+      ProfileNotFoundFailure() => (
+          type: t.failure.profiles.notFound,
+          message: null
+        ),
+      ProfileInvalidConfigFailure(:final message) => (
+          type: t.failure.profiles.invalidConfig,
+          message: message
+        ),
     };
   }
 }