140 lines
3.7 KiB
Dart
140 lines
3.7 KiB
Dart
import 'dart:convert';
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import 'dart:io';
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class FirmwareVersionInfo {
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final String version;
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final String fileName;
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final String downloadUrl;
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FirmwareVersionInfo({
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required this.version,
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required this.fileName,
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required this.downloadUrl,
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});
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@override
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String toString() {
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return 'FirmwareVersionInfo{version: $version, fileName: $fileName, downloadUrl: $downloadUrl}';
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}
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}
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class FirmwareVersionService {
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/// 从远程URL获取最新的固件版本信息
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/// [baseUrl] 基础URL，如 "https://share.file.he-info.cn"
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/// [firmwarePath] 固件路径，如 "/ota/aithv2/"
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static Future<FirmwareVersionInfo?> getLatestFirmwareVersion({
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required String baseUrl,
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required String firmwarePath,
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}) async {
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try {
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// 构建完整的API URL
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final apiUrl = '$baseUrl/~/api/get_file_list?uri=$firmwarePath';
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// 发送HTTP请求 - 使用基础的http客户端，不依赖项目特定实现
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final response = await _makeHttpRequest(apiUrl);
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if (response == null) {
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return null;
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}
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// 解析响应数据
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return _parseFirmwareData(response, baseUrl, firmwarePath);
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} catch (e) {
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print('获取固件版本信息失败: $e');
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return null;
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}
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}
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/// 发送HTTP请求
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static Future<dynamic> _makeHttpRequest(String url) async {
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try {
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// 使用基础的http客户端
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final httpClient = HttpClient();
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final request = await httpClient.getUrl(Uri.parse(url));
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final response = await request.close();
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if (response.statusCode != 200) {
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return null;
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}
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final responseBody = await response.transform(utf8.decoder).join();
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return jsonDecode(responseBody);
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} catch (e) {
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print('HTTP请求失败: $e');
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return null;
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}
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}
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/// 解析固件数据
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static FirmwareVersionInfo? _parseFirmwareData(
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dynamic data,
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String baseUrl,
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String firmwarePath
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) {
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if (data == null || data['list'] == null) {
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return null;
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}
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final versionList = data['list'] as List;
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int? maxVersionNum;
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String? latestFileName;
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for (var item in versionList) {
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if (item is Map && item.containsKey('n')) {
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final fileName = item['n'] as String;
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try {
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// 解析版本号 - 假设文件名格式为 "something-version.extension"
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final versionMatch = _extractVersionFromFileName(fileName);
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if (versionMatch != null) {
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final versionNum = int.parse(versionMatch);
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if (maxVersionNum == null || versionNum > maxVersionNum) {
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maxVersionNum = versionNum;
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latestFileName = fileName;
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}
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}
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} catch (e) {
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// 解析失败跳过
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continue;
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}
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}
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}
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if (latestFileName != null && maxVersionNum != null) {
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// 构建下载URL
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final downloadUrl = '$baseUrl/${firmwarePath.replaceFirst('/', '')}$latestFileName';
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return FirmwareVersionInfo(
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version: maxVersionNum.toString(),
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fileName: latestFileName,
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downloadUrl: downloadUrl,
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);
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}
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return null;
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}
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/// 从文件名中提取版本号
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static String? _extractVersionFromFileName(String fileName) {
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// 多种可能的文件名格式处理
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final patterns = [
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// 格式: something-123.bin
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RegExp(r'-(\d+)\.'),
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// 格式: v123.bin
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RegExp(r'v(\d+)\.'),
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// 格式: firmware_123.bin
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RegExp(r'_(\d+)\.'),
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];
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for (final pattern in patterns) {
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final match = pattern.firstMatch(fileName);
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if (match != null && match.groupCount >= 1) {
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return match.group(1);
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}
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}
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return null;
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}
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} |