176 lines
5.6 KiB
Dart
176 lines
5.6 KiB
Dart
import 'dart:convert';
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import 'package:flutter/material.dart';
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import 'package:ota_update/ota_update.dart';
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import 'package:http/http.dart' as http;
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import 'package:mobdr/service/shared_prefs.dart';
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import 'package:mobdr/config/constant.dart';
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class UpdateCheckPage extends StatefulWidget {
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@override
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_UpdateCheckPageState createState() => _UpdateCheckPageState();
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}
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class _UpdateCheckPageState extends State<UpdateCheckPage> {
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OtaEvent? currentEvent = null;
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String _currentVersion = SharedPrefs().appVersion;
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String _latestVersion = '';
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String _releaseDate = '';
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List<String> _releaseNotes = [];
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String _downloadLink = '';
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String _checksum = '';
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@override
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void initState() {
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super.initState();
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_fetchLatestVersion();
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}
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Future<void> _fetchLatestVersion() async {
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try {
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final response = await http
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.get(Uri.parse(DOMAIN_CHECK_VERSION + '/deploy/mobdr/version.json'));
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final data = jsonDecode(response.body);
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setState(() {
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_latestVersion = data['latest_version'];
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_releaseDate = data['release_date'];
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_releaseNotes = List<String>.from(data['release_notes']);
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_downloadLink = data['download_link'];
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_checksum = data['checksum'];
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});
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} catch (e) {
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print('Error retrieving latest version : $e');
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}
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}
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Future<void> _doUpdate() async {
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try {
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OtaUpdate()
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.execute(
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_downloadLink,
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// OPTIONAL
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destinationFilename: 'app_release.apk',
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//OPTIONAL, ANDROID ONLY - ABILITY TO VALIDATE CHECKSUM OF FILE:
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sha256checksum: _checksum,
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)
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.listen(
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(OtaEvent event) {
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setState(() => currentEvent = event);
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},
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);
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} catch (e) {
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print('Failed to make OTA update. Details: $e');
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: Text('Checking for update'),
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),
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body: Center(
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child: currentEvent == null
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? Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(
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'Current version : ',
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 16,
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),
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),
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Text(
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_currentVersion,
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 22,
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color: Colors.red,
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),
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),
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SizedBox(height: 16),
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Text(
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'Version available : ',
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 18,
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),
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),
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Text(
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_latestVersion,
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 24,
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color: Colors.green,
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),
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),
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if (_currentVersion != _latestVersion) ...[
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SizedBox(height: 16),
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Text(
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'Publication date : $_releaseDate',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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SizedBox(height: 8),
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Text(
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'Release notes :',
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style: TextStyle(fontWeight: FontWeight.bold),
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),
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for (String note in _releaseNotes) ...[
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SizedBox(height: 4),
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Text('- $note'),
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],
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SizedBox(height: 16),
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ElevatedButton(
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onPressed: _doUpdate,
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child: Text(
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'Update',
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 18,
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),
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),
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.blue,
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),
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),
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] else ...[
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SizedBox(height: 32),
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Text(
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'You have the latest version',
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 18,
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),
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),
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],
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],
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)
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: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(
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'OTA status',
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 24,
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),
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),
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SizedBox(height: 32),
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Text('${currentEvent!.status}'),
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SizedBox(height: 16),
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Text(
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'${currentEvent!.value}',
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style: TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 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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}
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