import 'dart:convert'; import 'dart:io'; import 'package:path_provider/path_provider.dart'; /* Voyage Handbook - The open-source WikiVoyage reader Copyright (C) 2023 Matyáš Caras This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ /// Used to ease up accessing local files class StorageAccess { /// Get files in `recent` folder, which contains recently opened pages static Future>> get recent async { var files = Directory("${(await getApplicationDocumentsDirectory()).path}/recent"); if (!files.existsSync()) files.createSync(); return files .listSync() .whereType() .toList() .map>((e) => jsonDecode(e.readAsStringSync())) .toList(); } static void addToRecents(String pageName, String pageKey) async { var files = Directory("${(await getApplicationDocumentsDirectory()).path}/recent"); if (!files.existsSync()) files.createSync(); var content = files.listSync(); if (content.length > 4) { // delete last recent // TODO: configurable File? f; for (var file in content) { if (file is Directory) continue; var modi = (await file.stat()).modified; if (f == null || (await f.stat()).modified.isAfter(modi)) { f = file as File; } } f!.deleteSync(); } var recent = File("${files.path}/${pageName.replaceAll(' ', '_')}"); if (recent.existsSync()) { // if recent already exists, simply change date var recentContent = jsonDecode(recent.readAsStringSync()); recentContent["date"] = DateTime.now().millisecondsSinceEpoch; recent.writeAsStringSync(jsonEncode(recentContent)); } else { // else create files var recentContent = { "date": DateTime.now().millisecondsSinceEpoch, "name": pageName, "key": pageKey }; recent.writeAsStringSync(jsonEncode(recentContent)); } } }