89 lines
2.3 KiB
Dart
89 lines
2.3 KiB
Dart
import 'dart:convert';
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import 'dart:io';
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import 'package:path_provider/path_provider.dart';
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import '../models/project.dart';
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class StorageService {
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static const String _projectsFileName = 'unityudp_projects.json';
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Future<String> get _localPath async {
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final directory = await getApplicationDocumentsDirectory();
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return directory.path;
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}
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Future<File> get _projectsFile async {
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final path = await _localPath;
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return File('$path/$_projectsFileName');
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}
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Future<void> saveProjects(List<Project> projects) async {
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try {
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final file = await _projectsFile;
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final jsonList = projects.map((p) => p.toJson()).toList();
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final jsonString = const JsonEncoder.withIndent(' ').convert(jsonList);
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await file.writeAsString(jsonString);
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} catch (e) {
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rethrow;
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}
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}
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Future<List<Project>> loadProjects() async {
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try {
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final file = await _projectsFile;
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// Check if file exists
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if (!await file.exists()) {
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return [];
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}
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final contents = await file.readAsString();
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if (contents.isEmpty) {
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return [];
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}
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final List<dynamic> jsonList = json.decode(contents);
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return jsonList.map((json) => Project.fromJson(json)).toList();
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} catch (e) {
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return [];
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}
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}
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Future<String> getProjectsFilePath() async {
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final file = await _projectsFile;
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return file.path;
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}
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Future<bool> importProjectsFromFile(String filePath) async {
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try {
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final importFile = File(filePath);
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if (!await importFile.exists()) {
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return false;
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}
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final contents = await importFile.readAsString();
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final List<dynamic> jsonList = json.decode(contents);
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final projects = jsonList.map((json) => Project.fromJson(json)).toList();
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// Save the imported projects
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await saveProjects(projects);
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return true;
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} catch (e) {
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return false;
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}
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}
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Future<bool> exportProjectsToFile(String filePath, List<Project> projects) async {
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try {
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final exportFile = File(filePath);
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final jsonList = projects.map((p) => p.toJson()).toList();
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final jsonString = const JsonEncoder.withIndent(' ').convert(jsonList);
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await exportFile.writeAsString(jsonString);
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return true;
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} catch (e) {
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return false;
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}
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}
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}
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