Files

43 lines
1.4 KiB
Dart

import 'dart:convert';
import 'dart:io';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:http/http.dart' as http;
const _kAppVersion = String.fromEnvironment('GIT_HASH');
const _kLatestJsonUrl = 'https://sharedinbox.de/latest.json';
class UpdateInfo {
const UpdateInfo({required this.latestVersion, required this.downloadUrl});
final String latestVersion;
final String downloadUrl;
}
/// Returns an [UpdateInfo] when a newer Linux or Windows version is available,
/// or null if the app is up to date, the version is unknown, or the platform
/// is not a supported desktop.
final updateInfoProvider = FutureProvider<UpdateInfo?>((ref) async {
final platformKey = Platform.isLinux
? 'linux'
: Platform.isWindows
? 'windows'
: null;
if (platformKey == null || _kAppVersion.isEmpty) return null;
try {
final resp = await http
.get(Uri.parse(_kLatestJsonUrl))
.timeout(const Duration(seconds: 10));
if (resp.statusCode != 200) return null;
final json = jsonDecode(resp.body) as Map<String, dynamic>;
final latest = json['version'] as String?;
final url = json[platformKey] as String?;
if (latest == null || url == null) return null;
if (latest == _kAppVersion) return null;
return UpdateInfo(latestVersion: latest, downloadUrl: url);
} catch (_) {
return null;
}
});