117 lines
3.0 KiB
Dart
117 lines
3.0 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:kooltab2/utils/app_update_util.dart';
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import 'package:ota_update/ota_update.dart';
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import 'app_config.dart';
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class UpdateChecker {
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static bool _hasChecked = false;
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static Future<void> check(BuildContext context) async {
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if (_hasChecked) {
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debugPrint("Update already checked this boot");
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return;
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}
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_hasChecked = true;
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final updater = AppUpdateUtil(serverUrl: kUpdateServerUrl);
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try {
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final update = await updater.checkForUpdate();
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if (update == null) {
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debugPrint("No update available");
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return;
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}
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debugPrint("Update available: ${update.version}");
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if (!context.mounted) return;
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_showUpdateDialog(context, update);
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} catch (e) {
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debugPrint("Update check failed: $e");
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}
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}
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static void _showUpdateDialog(BuildContext context, UpdateInfo update) {
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showDialog(
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context: context,
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barrierDismissible: !update.mandatory,
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builder: (_) => AlertDialog(
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title: const Text("Update available"),
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content: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text("Version ${update.version} is available."),
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const SizedBox(height: 12),
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Text(update.notes),
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],
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),
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actions: [
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if (!update.mandatory)
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text("Later"),
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),
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FilledButton(
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onPressed: () async {
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Navigator.pop(context);
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await _downloadAndInstall(update);
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},
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child: const Text("Update"),
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),
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],
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),
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);
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}
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}
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Future<void> _downloadAndInstall(UpdateInfo update) async {
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try {
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final url = update.download.startsWith("http")
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? update.download
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: "$kUpdateServerUrl${update.download}";
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OtaUpdate()
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.execute(
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url,
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destinationFilename: "update.apk",
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sha256checksum: update.sha256,
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)
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.listen((OtaEvent event) {
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debugPrint("OTA status: ${event.status}");
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debugPrint("OTA value: ${event.value}");
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switch (event.status) {
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case OtaStatus.DOWNLOADING:
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final progress = double.tryParse(event.value ?? "0") ?? 0;
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debugPrint("Downloading ${progress.toStringAsFixed(0)}%");
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break;
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case OtaStatus.INSTALLING:
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debugPrint("Installing update");
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break;
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case OtaStatus.INSTALLATION_ERROR:
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debugPrint("Installation error: ${event.value}");
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break;
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case OtaStatus.DOWNLOAD_ERROR:
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debugPrint("Download error: ${event.value}");
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break;
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default:
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break;
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}
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});
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} catch (e) {
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debugPrint("OTA update failed: $e");
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}
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}
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