70 lines
2.4 KiB
Dart
70 lines
2.4 KiB
Dart
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import 'package:dio/dio.dart';
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import 'package:flutter/foundation.dart';
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import '../consts/http_api_consts.dart';
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/// 设备操作权限校验服务
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/// 接口: GET /iot/device/hasPermission?deviceId=xxx
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/// 通过条件: code==200 且 data==true，缺一不可
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/// 安全原则: 仅明确收到 code=200 && data=true 才放行，其余所有情况一律阻止
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class DevicePermissionService {
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final Dio _dio;
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DevicePermissionService(this._dio);
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/// 校验当前用户是否有权操作指定设备
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/// 返回 true 表示有权限，false 表示无权限或校验失败
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Future<bool> checkPermission(String deviceId) async {
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debugPrint('🔐 [权限校验] 开始校验 - deviceId: $deviceId');
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try {
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final response = await _dio.get(
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HttpApiConsts.hasPermission,
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queryParameters: {'deviceId': deviceId},
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);
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debugPrint('🔐 [权限校验] HTTP响应 - statusCode: ${response.statusCode}');
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// HTTP 层面必须 200
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if (response.statusCode != 200) {
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debugPrint('🔐 [权限校验] ❌ HTTP状态码非200: ${response.statusCode}');
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return false;
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}
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final body = response.data;
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debugPrint('🔐 [权限校验] 响应体: $body');
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// body 必须是 Map
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if (body is! Map<String, dynamic>) {
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debugPrint('🔐 [权限校验] ❌ 响应体格式异常，非Map类型');
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return false;
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}
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final code = body['code'];
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final data = body['data'];
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debugPrint('🔐 [权限校验] code=$code (type: ${code.runtimeType}), data=$data (type: ${data.runtimeType})');
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// code 必须是 200（兼容 int 和 String）
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final codeMatch = code == 200 || code.toString() == '200';
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// data 必须是 true
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final dataMatch = data == true || data.toString() == 'true';
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if (codeMatch && dataMatch) {
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debugPrint('🔐 [权限校验] ✅ 校验通过 - code=200, data=true');
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return true;
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}
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debugPrint('🔐 [权限校验] ❌ 校验未通过 - codeMatch=$codeMatch, dataMatch=$dataMatch');
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return false;
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} on DioException catch (e) {
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// 网络异常（断网、超时、服务器不可达等）
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debugPrint('🔐 [权限校验] ❌ DioException: ${e.type} - ${e.message}');
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return false;
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} catch (e) {
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// 任何未知异常
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debugPrint('🔐 [权限校验] ❌ 未知异常: $e');
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return false;
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}
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}
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}
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