improved Uri display formatting

apps/weblibre/lib/extensions/uri.dart

@@ -47,18 +47,11 @@ extension UriX on Uri {
       return '';
     }
 
-    final segments = pathSegments.join('/');
-    final buffer = StringBuffer();
-
-    if (path.startsWith('/')) {
-      buffer.write('/');
+    try {
+      return Uri.decodeComponent(path);
+    } on FormatException {
+      return path;
     }
-    buffer.write(segments);
-    if (path.length > 1 && path.endsWith('/')) {
-      buffer.write('/');
-    }
-
-    return buffer.toString();
   }
 
   String get displayString {
@@ -94,6 +87,10 @@ extension UriStringX on String {
     if (uri == null || uri.toString() != this) {
       return this;
     }
-    return uri.displayString;
+    try {
+      return uri.displayString;
+    } on FormatException {
+      return this;
+    }
   }
 }

apps/weblibre/lib/features/geckoview/features/contextmenu/extensions/hit_result.dart

@@ -21,6 +21,7 @@ import 'dart:convert';
 
 import 'package:flutter_mozilla_components/flutter_mozilla_components.dart';
 import 'package:nullability/nullability.dart';
+import 'package:weblibre/extensions/uri.dart';
 import 'package:weblibre/features/geckoview/features/contextmenu/domain/converters/hit_result_converter.dart';
 
 extension HitResultJson on HitResult {
@@ -82,14 +83,15 @@ extension HitResultX on HitResult {
     const maxTitleLength = 2500;
 
     return switch (this) {
-      UnknownHitResult(src: final src) => src,
-      ImageSrcHitResult(uri: final uri) => uri,
-      ImageHitResult(src: final src, title: final title) =>
-        title.isEmpty ? (src.length > maxTitleLength ? 'image' : src) : title!,
+      UnknownHitResult(src: final src) => src.uriDisplayString,
+      ImageSrcHitResult(uri: final uri) => uri.uriDisplayString,
+      ImageHitResult(src: final src, title: final title) => title.isEmpty
+          ? (src.length > maxTitleLength ? 'image' : src.uriDisplayString)
+          : title!,
       VideoHitResult(src: final src, title: final title) =>
-        (title.isEmpty) ? src : title!,
+        (title.isEmpty) ? src.uriDisplayString : title!,
       AudioHitResult(src: final src, title: final title) =>
-        (title.isEmpty) ? src : title!,
+        (title.isEmpty) ? src.uriDisplayString : title!,
       _ => 'about:blank',
     };
   }

apps/weblibre/test/extensions/uri_test.dart

@@ -65,5 +65,34 @@ void main() {
         'https://example.com/%ZZ?query=%',
       );
     });
+
+    test('preserves trailing slash exactly once', () {
+      final uri = Uri.parse('http://x.com/a/b/');
+
+      expect(uri.displayString, 'http://x.com/a/b/');
+    });
+
+    test('decodes Cyrillic Reddit URL with trailing slash', () {
+      final uri = Uri.parse(
+        'https://www.reddit.com/r/KafkaFPS/comments/1sn0j5w/'
+        '%D0%BF%D0%B5%D1%80%D0%B5%D1%81%D1%82%D0%B0%D0%BD%D1%8C%D1%82%D0%B5'
+        '_%D1%81%D0%BE%D0%BF%D1%80%D0%BE%D1%82%D0%B8%D0%B2%D0%BB%D1%8F'
+        '%D1%82%D1%8C%D1%81%D1%8F_%D0%BC%D0%B8%D1%81%D1%82%D0%B5%D1%80'
+        '_%D0%B0%D0%BD%D0%B4%D0%B5%D1%80%D1%81%D0%BE%D0%BD/',
+      );
+
+      expect(
+        uri.displayString,
+        'https://www.reddit.com/r/KafkaFPS/comments/1sn0j5w/'
+        'перестаньте_сопротивляться_мистер_андерсон/',
+      );
+    });
+
+    test('keeps IDN punycode host as-is', () {
+      expect(
+        'https://xn--j1ail.xn--p1ai/'.uriDisplayString,
+        'https://xn--j1ail.xn--p1ai/',
+      );
+    });
   });
 }