ADDED EXPORT FUNCTIONALITY

frontend/lib/pages/list.dart

@@ -8,9 +8,14 @@ import 'package:provider/provider.dart';
 
 import 'package:frontend/values/constants.dart';
 
-class ListPage extends StatelessWidget {
+class ListPage extends StatefulWidget {
   const ListPage({super.key});
 
+  @override
+  State<ListPage> createState() => _ListPageState();
+}
+
+class _ListPageState extends State<ListPage> {
   @override
   Widget build(BuildContext context) {
     final provider = context.watch<QuoteProvider>();
@@ -112,7 +117,7 @@ class ListPage extends StatelessWidget {
         ],
       );
   }
- 
+
   void _showUpdateDialog(BuildContext context, QuoteProvider provider, Quote quote) {
     final bodyController = TextEditingController(text: quote.body);
     final authorController = TextEditingController(text: quote.author);
@@ -273,12 +278,15 @@ class ListPage extends StatelessWidget {
                 ListTile(
                   title: Text(Strings.exportSelectedQuotes),
                   trailing: Icon(Icons.import_export),
-                  onTap: () {
-                    provider.exportQuotesToFile();
+                  onTap: () async {
                     Navigator.pop(context);
-                    ScaffoldMessenger.of(context).showSnackBar(
+                    final scaffoldMessenger = ScaffoldMessenger.of(context);
+                    final success = await provider.exportWithSAF();
+                    // Make sure the context is still valid
+                    if (!mounted) return;
+                    scaffoldMessenger.showSnackBar(
                       SnackBar(
-                        content: Text(Strings.fileExportedSuccessfully),
+                        content: Text(success ? Strings.fileExportedSuccessfully + provider.exportDir : "export [x]"),
                         duration: const Duration(seconds: 3),
                       ),
                     );

frontend/lib/provider/quote_provider.dart

@@ -1,7 +1,14 @@
 // gets all quotes from the database and returns them in a list
 
-import 'package:go_router/go_router.dart';
+import 'package:file_saver/file_saver.dart';
+
 import 'package:path_provider/path_provider.dart';
+import 'package:flutter/foundation.dart'; // for kIsWeb
+
+import 'dart:convert';
+import 'dart:typed_data';
+import 'package:go_router/go_router.dart';
+import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 
 import 'package:frontend/model/quote.dart';
@@ -67,6 +74,8 @@ class QuoteProvider extends ChangeNotifier {
 
   late Quote randomQuote;
   bool randomQuoteDeterminator = true;
+
+  String exportDir = "";
   String get randomQuoteText { 
     if (randomQuoteDeterminator) {
       return randomQuote.body;
@@ -170,30 +179,28 @@ class QuoteProvider extends ChangeNotifier {
     notifyListeners();
   }
 
+  Future<bool> exportWithSAF() async {
+    try {
+      final datetime = DateTime.now().toUtc().toString()
+          .replaceAll(" ", "T")
+          .replaceAll(":", "-")
+          .replaceAll(RegExp(r"\..*"), "");
+      final filename = 'hlasky_$datetime.txt';
+      final content = filteredQuotes.map((q) => "${q.body} – ${q.author}").join('\n') + '\n';
+      final bytes = Uint8List.fromList(utf8.encode(content));
 
-  Future<Directory> _getSaveDirectory() async {
-    if (Platform.isWindows || Platform.isLinux || Platform.isMacOS) {
-      final path = Platform.isWindows
-          ? Platform.environment['USERPROFILE']
-          : Platform.environment['HOME'];
+      // Show folder picker
+      final folderPath = await FilePicker.platform.getDirectoryPath();
+      if (folderPath == null) return false; // user cancelled
+      exportDir = folderPath;
 
-      return Directory(path!);
+      final file = File('$folderPath/$filename');
+      await file.writeAsBytes(bytes);
+
+      return true; // export successful
+    } catch (e) {
+      return false; // something went wrong
     }
-
-    // Mobile fallback
-    return await getApplicationDocumentsDirectory();
-  }
-
-  Future<void> exportQuotesToFile() async {
-    final dir = await _getSaveDirectory();
-
-    final datetime = DateTime.now().toUtc().toString()
-      .replaceAll(" ", "T")
-      .replaceAll(":", "-")
-      .replaceAll(RegExp(r"\..*"), "");
-
-    final file = File('${dir.path}/hlasky_$datetime.txt');
-    await file.writeAsString("${filteredQuotes.join("\n")}\n");
   }
 
   Color getLeaderboardEntryBgColor(BuildContext context, int index) {

frontend/lib/values/strings.dart

@@ -23,7 +23,7 @@ class Strings {
   static const String nextFlashcard = "Další flashkarta";
 
   //static const String importQuotesFromFile = "Importovat hlášky ze souboru";
-  static const String fileExportedSuccessfully = "Soubor byl úspěšně vyexportován.";
+  static const String fileExportedSuccessfully = "Soubor byl úspěšně vyexportován do: ";
   static const String noUndo = "Tuto akci nelze odčinit.";
   static const String filterQuery = "Filtrovací požadavek";
   static const String allQuotesCount = "Celkový počet hlášek";