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✨ Update service

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This commit is contained in:
LittleSheep
2025-08-07 14:29:20 +08:00
parent d05f63a36a
commit af8d87857e
3 changed files with 279 additions and 0 deletions
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10
lib/main.dart
View File

@@ -30,6 +30,7 @@ import 'package:image_picker_platform_interface/image_picker_platform_interface.
import 'package:flutter_native_splash/flutter_native_splash.dart';
import 'package:url_launcher/url_launcher_string.dart';
import 'package:flutter_langdetect/flutter_langdetect.dart' as langdetect;
import 'package:island/services/update_service.dart';
@pragma('vm:entry-point')
Future<void> _firebaseMessagingBackgroundHandler(RemoteMessage message) async {
@@ -137,6 +138,15 @@ void main() async {
),
),
);
// Schedule update check shortly after startup, when a context is available.
// Uses the global overlay key to obtain a BuildContext safely.
WidgetsBinding.instance.addPostFrameCallback((_) {
final ctx = globalOverlay.currentContext;
if (ctx != null) {
UpdateService().checkForUpdates(ctx);
}
});
}
// Router will be provided through Riverpod

41
lib/screens/about.dart
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@@ -11,6 +11,8 @@ import 'package:island/widgets/app_scaffold.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:package_info_plus/package_info_plus.dart';
import 'package:styled_widget/styled_widget.dart';
import 'package:island/services/update_service.dart';
import 'package:island/widgets/content/sheet.dart';
import 'package:url_launcher/url_launcher.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:url_launcher/url_launcher_string.dart';
@@ -190,6 +192,45 @@ class _AboutScreenState extends ConsumerState<AboutScreen> {
context,
title: 'aboutScreenLinksSectionTitle'.tr(),
children: [
_buildListTile(
context,
icon: Symbols.system_update,
title: 'Check for updates',
onTap: () async {
// Fetch latest release and show the unified sheet
final svc = UpdateService();
// Reuse service fetch + compare to decide content
final release = await svc.fetchLatestRelease();
if (release != null) {
await svc.showUpdateSheet(context, release);
} else {
// Fallback: show a simple sheet indicating no info
// Use your SheetScaffold for consistent styling
// Show a minimal message
// ignore: use_build_context_synchronously
showModalBottomSheet(
context: context,
isScrollControlled: true,
useSafeArea: true,
showDragHandle: true,
backgroundColor:
Theme.of(context).colorScheme.surface,
builder:
(_) => const SheetScaffold(
titleText: 'Update',
child: Center(
child: Padding(
padding: EdgeInsets.all(24),
child: Text(
'Unable to fetch release info at this time.',
),
),
),
),
);
}
},
),
_buildListTile(
context,
icon: Symbols.privacy_tip,

228
lib/services/update_service.dart Normal file
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@@ -0,0 +1,228 @@
import 'dart:async';
import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:package_info_plus/package_info_plus.dart';
import 'package:styled_widget/styled_widget.dart';
import 'package:url_launcher/url_launcher.dart';
import 'package:island/widgets/content/sheet.dart';
/// Data model for a GitHub release we care about
class GithubReleaseInfo {
final String tagName; // e.g. 3.1.0+118
final String name; // release title
final String body; // changelog markdown
final String htmlUrl; // release page
final DateTime createdAt;
const GithubReleaseInfo({
required this.tagName,
required this.name,
required this.body,
required this.htmlUrl,
required this.createdAt,
});
}
/// Parses version and build number from "x.y.z+build"
class _ParsedVersion implements Comparable<_ParsedVersion> {
final int major;
final int minor;
final int patch;
final int build;
const _ParsedVersion(this.major, this.minor, this.patch, this.build);
static _ParsedVersion? tryParse(String input) {
// Expect format like 0.0.0+00 (build after '+'). Allow missing build as 0.
final partsPlus = input.split('+');
final core = partsPlus[0].trim();
final buildStr = partsPlus.length > 1 ? partsPlus[1].trim() : '0';
final coreParts = core.split('.');
if (coreParts.length != 3) return null;
final major = int.tryParse(coreParts[0]) ?? 0;
final minor = int.tryParse(coreParts[1]) ?? 0;
final patch = int.tryParse(coreParts[2]) ?? 0;
final build = int.tryParse(buildStr) ?? 0;
return _ParsedVersion(major, minor, patch, build);
}
@override
int compareTo(_ParsedVersion other) {
if (major != other.major) return major.compareTo(other.major);
if (minor != other.minor) return minor.compareTo(other.minor);
if (patch != other.patch) return patch.compareTo(other.patch);
return build.compareTo(other.build);
}
@override
String toString() => '$major.$minor.$patch+$build';
}
class UpdateService {
UpdateService({Dio? dio})
: _dio =
dio ??
Dio(
BaseOptions(
headers: {
// Identify the app to GitHub; avoids some rate-limits and adds clarity
'Accept': 'application/vnd.github+json',
'User-Agent': 'solian-update-checker',
},
connectTimeout: const Duration(seconds: 10),
receiveTimeout: const Duration(seconds: 15),
),
);
final Dio _dio;
static const _releasesLatestApi =
'https://api.github.com/repos/solsynth/solian/releases/latest';
/// Checks GitHub for the latest release and compares against the current app version.
/// If update is available, shows a bottom sheet with changelog and an action to open release page.
Future<void> checkForUpdates(BuildContext context) async {
try {
final release = await fetchLatestRelease();
if (release == null) return;
final info = await PackageInfo.fromPlatform();
final localVersionStr = '${info.version}+${info.buildNumber}';
final latest = _ParsedVersion.tryParse(release.tagName);
final local = _ParsedVersion.tryParse(localVersionStr);
if (latest == null || local == null) {
// If parsing fails, do nothing silently
return;
}
final needsUpdate = latest.compareTo(local) > 0;
if (!needsUpdate) return;
if (!context.mounted) return;
// Delay to ensure UI is ready (if called at startup)
await Future.delayed(const Duration(milliseconds: 100));
await showUpdateSheet(context, release);
} catch (_) {
// Ignore errors (network, api, etc.)
return;
}
}
/// Manually show the update sheet with a provided release.
/// Useful for About page or testing.
Future<void> showUpdateSheet(
BuildContext context,
GithubReleaseInfo release,
) async {
if (!context.mounted) return;
await showModalBottomSheet(
context: context,
isScrollControlled: true,
useRootNavigator: true,
builder:
(ctx) => _UpdateSheet(
release: release,
onOpen: () async {
final uri = Uri.parse(release.htmlUrl);
if (await canLaunchUrl(uri)) {
await launchUrl(uri, mode: LaunchMode.externalApplication);
}
},
),
);
}
/// Fetch the latest release info from GitHub.
/// Public so other screens (e.g., About) can manually trigger update checks.
Future<GithubReleaseInfo?> fetchLatestRelease() async {
final resp = await _dio.get(_releasesLatestApi);
if (resp.statusCode != 200) return null;
final data = resp.data as Map<String, dynamic>;
final tagName = (data['tag_name'] ?? '').toString();
final name = (data['name'] ?? tagName).toString();
final body = (data['body'] ?? '').toString();
final htmlUrl = (data['html_url'] ?? '').toString();
final createdAtStr = (data['created_at'] ?? '').toString();
final createdAt = DateTime.tryParse(createdAtStr) ?? DateTime.now();
if (tagName.isEmpty || htmlUrl.isEmpty) return null;
return GithubReleaseInfo(
tagName: tagName,
name: name,
body: body,
htmlUrl: htmlUrl,
createdAt: createdAt,
);
}
}
class _UpdateSheet extends StatelessWidget {
const _UpdateSheet({required this.release, required this.onOpen});
final GithubReleaseInfo release;
final VoidCallback onOpen;
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
return SheetScaffold(
titleText: 'Update available',
child: Padding(
padding: EdgeInsets.only(
bottom: 16 + MediaQuery.of(context).padding.bottom,
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(release.name, style: theme.textTheme.titleMedium).bold(),
Text(release.tagName).fontSize(12),
],
).padding(vertical: 16, horizontal: 16),
const Divider(height: 1),
Expanded(
child: SingleChildScrollView(
padding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 16,
),
child: SelectableText(
release.body.isEmpty
? 'No changelog provided.'
: release.body,
style: theme.textTheme.bodyMedium,
),
),
),
Column(
children: [
Row(
children: [
Expanded(
child: FilledButton.icon(
onPressed: onOpen,
icon: const Icon(Icons.open_in_new),
label: const Text('Open release page'),
),
),
],
),
],
).padding(horizontal: 16),
],
),
),
);
}
}