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