fdp
1 year ago
25 changed files with 774 additions and 278 deletions
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import 'package:get/get.dart'; |
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import '../controllers/ota_upgrade_controller.dart'; |
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|
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class OtaUpgradeBinding extends Bindings { |
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@override |
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void dependencies() { |
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Get.lazyPut<OtaUpgradeController>(() => OtaUpgradeController()); |
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} |
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} |
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@ -0,0 +1,213 @@ |
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import 'package:flutter/material.dart'; |
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import 'package:get/get.dart'; |
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import 'dart:async'; |
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import 'dart:convert'; |
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import 'package:get_storage/get_storage.dart'; |
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import '../../../data/services/network/api.dart'; |
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import '../ota.dart'; |
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import 'dart:io'; |
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import 'package:dio/dio.dart'; |
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import 'package:flutter/material.dart'; |
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import 'package:get/get.dart'; |
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import 'package:package_info_plus/package_info_plus.dart'; |
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import 'package:path_provider/path_provider.dart'; |
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import 'package:json_annotation/json_annotation.dart'; |
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|
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class OtaUpgradeController extends GetxController { |
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final Dio _dio = Dio(); |
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final RxString latestVersion = ''.obs; |
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final RxString currentVersion = ''.obs; |
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String updatepackageaddress = ''; |
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final RxDouble downloadProgress = 0.0.obs; |
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final RxBool isUpdating = false.obs; |
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final isUpdateAvailable = true.obs; |
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|
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final RxDouble progress = 0.0.obs; |
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|
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@override |
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void onInit() { |
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super.onInit(); |
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_getCurrentVersion(); |
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} |
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|
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// 获取当前版本信息 |
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Future<void> _getCurrentVersion() async { |
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//发送ble获取固件版本 |
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var firmwareVersion = "1.1.0"; |
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currentVersion.value = firmwareVersion; |
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//发送ble获取产品id |
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var id = "a2"; |
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//发送api请求 |
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final response = await Api.getequipmentinfo({ |
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"id": id, |
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}); |
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if (response['info'] != '') { |
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print('getLoginToken:进来了'); |
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// 根据API设计调整 |
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final resp = OtaConfigResp.fromJson(response); |
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|
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print('成功解析: ${resp.id}, ${resp.factory}'); |
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latestVersion.value = resp.systemversion!; |
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updatepackageaddress = resp.updatepackageaddress!; |
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if (_isNewVersionAvailable(resp.systemversion!)) { |
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//需要升级 |
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print('需要更新'); |
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isUpdateAvailable.value = false; |
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} else { |
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isUpdateAvailable.value = true; |
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//已经是最新版本更新ui，按钮隐藏 |
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} |
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} else { |
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throw const FormatException('API 响应缺少 "info" 字段'); |
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} |
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} |
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|
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// 版本比较方法优化 |
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bool _isNewVersionAvailable(String latest) { |
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try { |
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List<int> currentParts = currentVersion.value |
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.split('.') |
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.map((e) => int.parse(e.trim())) |
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.toList(); |
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List<int> latestParts = |
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latest.split('.').map((e) => int.parse(e.trim())).toList(); |
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|
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for (int i = 0; i < latestParts.length; i++) { |
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int current = (i < currentParts.length) ? currentParts[i] : 0; |
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if (latestParts[i] > current) return true; |
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if (latestParts[i] < current) return false; |
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} |
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return false; |
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} catch (e) { |
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print('版本比较错误: $e'); |
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return false; |
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} |
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} |
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|
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// 版本更新 |
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Future<void> checkUpdate() async { |
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try { |
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if (latestVersion.value != "") |
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_showUpdateDialog(latestVersion.value); |
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else { |
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Get.snackbar('错误', '获取最新版本信息失败'); |
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} |
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} catch (e) { |
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Get.snackbar('错误', '获取版本信息失败'); |
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} |
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} |
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|
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// 显示更新对话框 |
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void _showUpdateDialog(String latest) { |
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Get.dialog( |
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AlertDialog( |
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title: Text('发现新版本 $latest'), |
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content: Text('是否立即更新？'), |
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actions: [ |
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TextButton( |
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onPressed: () => Get.back(), |
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child: Text('取消'), |
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), |
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TextButton( |
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onPressed: () { |
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Get.back(); |
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startDownload(); |
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}, |
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child: Text('更新'), |
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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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// 开始下载 |
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Future<void> startDownload() async { |
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isUpdating.value = true; |
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// 查找最后一个 '/' 的位置 |
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int lastIndex = updatepackageaddress.lastIndexOf('/'); |
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|
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// 截取最后一个 '/' 后面的字符串 |
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String fileName = updatepackageaddress.substring(lastIndex + 1); |
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String directoryName = "ota_upgrades"; |
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|
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final dio = Dio(BaseOptions( |
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connectTimeout: const Duration(seconds: 5), |
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receiveTimeout: Duration.zero, |
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sendTimeout: const Duration(seconds: 5), |
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headers: {'Accept-Encoding': 'gzip'}, |
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)); |
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|
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Get.snackbar('升级命令已发送', '开始下载...'); |
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|
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try { |
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final Directory? downloadsDir = await getDownloadsDirectory(); |
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if (downloadsDir == null) { |
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throw FileSystemException('无法访问下载目录'); |
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} |
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|
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// 创建子目录：Download/APP |
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final targetDir = Directory('${downloadsDir.path}/$directoryName'); |
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if (!await targetDir.exists()) { |
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await targetDir.create(recursive: true); |
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} |
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|
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final savePath = '${targetDir.path}/$fileName'; |
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print('文件保存路径: $savePath'); // 关键日志 |
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|
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final options = Options( |
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receiveTimeout: Duration.zero, |
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followRedirects: true, |
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maxRedirects: 5, |
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); |
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|
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DateTime lastUpdate = DateTime.now(); |
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await dio.download( |
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updatepackageaddress, |
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savePath, |
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options: options, |
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onReceiveProgress: (received, total) { |
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final now = DateTime.now(); |
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if (now.difference(lastUpdate).inMilliseconds > 1000) { |
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lastUpdate = now; |
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String progressMsg = total != -1 |
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? '${(received / total * 100).toStringAsFixed(1)}%' |
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: '已下载：${(received / 1024 / 1024).toStringAsFixed(1)}MB'; |
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Get.snackbar( |
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'升级进度', |
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progressMsg, |
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duration: const Duration(seconds: 1), |
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); |
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} |
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}, |
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); |
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|
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// 下载完成后验证文件存在性 |
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File file = File(savePath); |
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if (await file.exists()) { |
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Get.snackbar('下载完成', '文件已保存至: $savePath'); // 明确提示路径 |
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} else { |
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Get.snackbar('错误', '文件未找到，请检查写入权限'); |
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} |
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isUpdating.value = false; |
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//下载完成，开始升级 |
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_installApp(savePath); |
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} on DioException catch (e) { |
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Get.snackbar('下载失败', '错误: ${e.message}'); |
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} on FileSystemException catch (e) { |
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Get.snackbar('存储失败', '无法写入文件: ${e.message}'); |
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} catch (e) { |
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Get.snackbar('未知错误', e.toString()); |
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} |
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} |
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|
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// 开始升级 |
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void _installApp(String path) async { |
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// final File file = File(path); |
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// if (await file.exists()) { |
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// // OpenResult result = await OpenFile.open(path); |
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// // if (result.type != ResultType.done) { |
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// // Get.snackbar('错误', '安装失败: ${result.message}'); |
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// // } |
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// } |
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} |
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} |
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@ -0,0 +1,54 @@ |
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class OtaConfigResp { |
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// 单例实例 |
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static OtaConfigResp? _instance; |
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|
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// 单例访问器（增加空安全保护） |
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static OtaConfigResp get instance { |
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if (_instance == null) { |
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throw Exception("User must be initialized first"); |
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} |
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return _instance!; |
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} |
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|
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// 最终属性（不可变） |
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final String? id; |
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final String? factory; |
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final String? equipmentname; |
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final String? systemversion; |
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final String? updatepackageaddress; |
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// 私有构造函数 |
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OtaConfigResp._({ |
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this.id, |
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this.factory, |
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this.equipmentname, |
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this.systemversion, |
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this.updatepackageaddress, |
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}); |
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|
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factory OtaConfigResp.fromJson(Map<String, dynamic> json) { |
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print("数据获取fronTokenJson${json}"); |
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// 修复1：安全获取嵌套的 user 字段 |
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final infoData = json['info'] as Map<String, dynamic>?; // 允许空值 |
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|
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// 更新单例实例 |
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return _instance = OtaConfigResp._( |
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id: (infoData?['id'] as String?) ?? '', |
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factory: (infoData?['factory'] as String?) ?? '', |
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equipmentname: (infoData?['equipmentname'] as String?) ?? '', |
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systemversion: (infoData?['systemversion'] as String?) ?? '', |
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updatepackageaddress: |
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(infoData?['updatepackageaddress'] as String?) ?? '', |
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); |
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} |
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|
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// 完整的JSON序列化 |
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Map<String, dynamic> toJson() => { |
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'user': { |
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'id': instance.id, |
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'factory': instance.factory, |
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'equipmentname': instance.equipmentname, |
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'systemversion': instance.systemversion, |
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'updatepackageaddress': instance.updatepackageaddress, |
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} |
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}; |
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} |
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@ -0,0 +1,109 @@ |
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import 'package:flutter/material.dart'; |
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import 'package:get/get.dart'; |
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import '../controllers/ota_upgrade_controller.dart'; |
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|
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class OtaUpgradeView extends GetView<OtaUpgradeController> { |
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const OtaUpgradeView({Key? key}) : super(key: key); |
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@override |
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Widget build(BuildContext context) { |
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return Scaffold( |
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body: Center( |
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// 添加外层Center |
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child: SingleChildScrollView( |
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// 添加滚动防止小屏溢出 |
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child: Padding( |
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padding: EdgeInsets.all(20), |
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child: Column( |
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mainAxisAlignment: MainAxisAlignment.center, |
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crossAxisAlignment: CrossAxisAlignment.center, // 水平居中 |
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mainAxisSize: MainAxisSize.min, // 紧凑布局 |
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children: [ |
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// 设备图标 |
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CircleAvatar( |
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radius: 60, |
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backgroundColor: Colors.blue[100], |
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child: Icon( |
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Icons.phone_iphone, |
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size: 60, |
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color: Colors.blue, |
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), |
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), |
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SizedBox(height: 30), |
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|
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// 版本信息 |
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Column( |
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children: [ |
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Text( |
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'当前版本', |
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style: TextStyle( |
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fontSize: 18, |
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color: Colors.grey, |
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), |
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), |
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SizedBox(height: 8), |
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Text( |
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'v${controller.currentVersion}', |
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style: TextStyle( |
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fontSize: 24, |
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fontWeight: FontWeight.bold, |
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color: Colors.blue, |
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), |
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), |
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], |
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), |
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SizedBox(height: 40), |
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|
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// 更新按钮/进度条 |
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Obx(() { |
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if (controller.isUpdating.value) { |
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return Column( |
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children: [ |
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SizedBox( |
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width: 200, // 限制进度条宽度 |
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child: LinearProgressIndicator( |
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value: controller.downloadProgress.value, |
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backgroundColor: Colors.grey[200], |
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valueColor: |
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AlwaysStoppedAnimation<Color>(Colors.blue), |
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minHeight: 12, |
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borderRadius: BorderRadius.circular(10), |
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), |
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), |
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SizedBox(height: 20), |
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Text( |
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'${(controller.downloadProgress.value * 100).toStringAsFixed(1)}%', |
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style: TextStyle(color: Colors.grey), |
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) |
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], |
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); |
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} else { |
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return ElevatedButton( |
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onPressed: controller.isUpdateAvailable.value |
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? null |
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: controller.checkUpdate, |
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style: ElevatedButton.styleFrom( |
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backgroundColor: controller.isUpdateAvailable.value |
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? Colors.grey |
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: Colors.blue, |
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foregroundColor: Colors.white, |
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padding: |
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EdgeInsets.symmetric(horizontal: 40, vertical: 15), |
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shape: RoundedRectangleBorder( |
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borderRadius: BorderRadius.circular(30), |
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), |
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), |
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child: Text( |
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controller.isUpdateAvailable.value ? '已是最新版本' : '立即更新', |
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style: TextStyle(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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), |
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), |
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); |
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} |
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} |
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