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455 lines
18 KiB
455 lines
18 KiB
2 days ago
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using System;
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using System.Net.Http;
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using System.Text;
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using System.Threading.Tasks;
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using System.Text.Json;
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using System.Collections.Generic;
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using medical.transfomer.entity;
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using Newtonsoft.Json.Linq;
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using Polly;
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using Polly.Retry;
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using Polly.CircuitBreaker;
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using Microsoft.Extensions.Logging;
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using SqlSugar;
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using ReZero.DependencyInjection;
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using System.Reflection;
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using System.Linq;
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using Polly.Timeout;
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using System.Threading;
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namespace medical.transfomer.business
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{
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/// <summary>
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/// 医保转换工厂，负责动态转换和HTTP请求处理
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/// </summary>
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public class TransformerFactory : IScopeContract
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{
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private readonly IHttpClientFactory _httpClientFactory;
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private readonly ILogger<TransformerFactory> _logger;
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private readonly ISqlSugarClient _db;
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private readonly ResiliencePipeline<HttpResponseMessage> _resiliencePipeline;
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public TransformerFactory(IHttpClientFactory httpClientFactory, ILogger<TransformerFactory> logger, ISqlSugarClient db)
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{
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_httpClientFactory = httpClientFactory;
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_logger = logger;
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_db = db;
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// 在Polly 8.x中，我们使用ResiliencePipelineBuilder来创建弹性管道
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var pipelineBuilder = new ResiliencePipelineBuilder<HttpResponseMessage>();
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// 添加重试策略
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pipelineBuilder.AddRetry(new RetryStrategyOptions<HttpResponseMessage>
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{
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ShouldHandle = new PredicateBuilder<HttpResponseMessage>()
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.Handle<HttpRequestException>()
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.HandleResult(r => !r.IsSuccessStatusCode),
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MaxRetryAttempts = 3,
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Delay = TimeSpan.FromSeconds(1),
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BackoffType = DelayBackoffType.Exponential,
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OnRetry = args =>
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{
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_logger.LogWarning($"重试第 {args.AttemptNumber} 次，等待 {args.RetryDelay.TotalSeconds} 秒");
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return ValueTask.CompletedTask;
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}
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});
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// 添加断路器策略
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pipelineBuilder.AddCircuitBreaker(new CircuitBreakerStrategyOptions<HttpResponseMessage>
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{
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ShouldHandle = new PredicateBuilder<HttpResponseMessage>()
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.Handle<HttpRequestException>()
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.HandleResult(r => !r.IsSuccessStatusCode),
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FailureRatio = 0.5, // 50%失败率
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MinimumThroughput = 10, // 最小样本数
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SamplingDuration = TimeSpan.FromSeconds(30), // 采样时间窗口
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BreakDuration = TimeSpan.FromMinutes(1), // 断路时间
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OnOpened = args =>
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{
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_logger.LogError($"断路器已断开，将在 {args.BreakDuration.TotalSeconds} 秒后尝试恢复");
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return ValueTask.CompletedTask;
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},
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OnClosed = _ =>
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{
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_logger.LogInformation("断路器已关闭，恢复正常操作");
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return ValueTask.CompletedTask;
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}
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});
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// 添加超时策略
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pipelineBuilder.AddTimeout(TimeSpan.FromSeconds(30));
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// 构建弹性管道
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_resiliencePipeline = pipelineBuilder.Build();
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}
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/// <summary>
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/// 根据方法名执行医保交易
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/// </summary>
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/// <param name="methodName">方法名称</param>
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/// <param name="inputData">输入数据</param>
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/// <returns>处理结果</returns>
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public async Task<object> ExecuteMethod(string methodName, JObject inputData)
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{
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try
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{
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// 1. 获取方法配置
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var methodConfig = await _db.Queryable<STD_METHOD_CONFIG>()
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.FirstAsync(m => m.BIND_SYS_CODE == methodName);
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if (methodConfig == null)
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{
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_logger.LogError($"未找到方法配置: {methodName}");
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return new { code = -1, msg = $"未找到方法配置: {methodName}" };
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}
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// 2. 获取输入对象的映射配置
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var inputAssembly = await _db.Queryable<STD_OBJECT_ASSEMBLY>()
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.Where(a => a.METHOD_REF == methodConfig.METHOD_ID && a.PARAMETR_TYPE == 1)
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.ToListAsync();
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// 3. 转换输入数据
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var convertedInputData = ConvertToMedicalInsuranceObject(inputData, inputAssembly);
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// 4. 调用医保接口
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var responseData = await CallMedicalInsuranceService(methodConfig.METHOD_VALUE, convertedInputData);
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// 5. 获取输出对象的映射配置
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var outputAssembly = await _db.Queryable<STD_OBJECT_ASSEMBLY>()
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.Where(a => a.METHOD_REF == methodConfig.METHOD_ID && a.PARAMETR_TYPE == 2)
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.ToListAsync();
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// 6. 转换输出数据
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var convertedOutputData = ConvertToSystemObject(responseData, outputAssembly);
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// 7. 保存交易记录
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if (methodConfig.SAVE_INPUT == 1 || methodConfig.SAVE_OUTPUT == 1)
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{
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await SaveTransactionLog(methodConfig, inputData, responseData);
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}
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return new { code = 0, msg = "处理成功", data = convertedOutputData };
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, $"执行方法 {methodName} 异常");
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return new { code = -1, msg = $"执行异常: {ex.Message}" };
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}
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}
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/// <summary>
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/// 将系统对象转换为医保对象
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/// </summary>
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private JObject ConvertToMedicalInsuranceObject(JObject systemObject, List<STD_OBJECT_ASSEMBLY> assemblies)
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{
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JObject medicalObject = new JObject();
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foreach (var assembly in assemblies)
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{
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// 获取映射字段
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var mappings = _db.Queryable<STD_OBJECT_MAPPING>()
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.Where(m => m.SYSTEM_TABLE_NAME == assembly.MAPPING_TABLE)
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.ToList();
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if (assembly.OBJECT_TYPE == 1) // 单个对象
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{
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JObject targetObject = new JObject();
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foreach (var mapping in mappings)
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{
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if (mapping.SYSTEM_FIELD != null && mapping.INTERFACE_FIELD != null &&
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!string.IsNullOrEmpty(mapping.SYSTEM_FIELD) && !string.IsNullOrEmpty(mapping.INTERFACE_FIELD))
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{
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// 从系统对象中提取值
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var paths = assembly.OBJECT_PATH.Split('.');
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JToken currentToken = systemObject;
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foreach (var path in paths)
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{
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if (currentToken[path] != null)
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{
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currentToken = currentToken[path];
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}
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else
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{
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currentToken = null;
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break;
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}
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}
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if (currentToken != null && currentToken[mapping.SYSTEM_FIELD] != null)
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{
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targetObject[mapping.INTERFACE_FIELD] = currentToken[mapping.SYSTEM_FIELD];
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}
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}
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}
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// 设置到医保对象中
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var objectPath = assembly.OBJECT_PATH;
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if (objectPath.Contains('.'))
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{
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var paths = objectPath.Split('.');
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JObject current = medicalObject;
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for (int i = 0; i < paths.Length - 1; i++)
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{
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var path = paths[i];
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if (current[path] == null || !(current[path] is JObject))
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{
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current[path] = new JObject();
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}
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current = (JObject)current[path];
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}
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current[paths[paths.Length - 1]] = targetObject;
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}
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else
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{
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medicalObject[objectPath] = targetObject;
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}
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}
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else if (assembly.OBJECT_TYPE == 2) // 列表对象
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{
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JArray targetArray = new JArray();
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// 从系统对象中提取列表
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var paths = assembly.OBJECT_PATH.Split('.');
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JToken currentToken = systemObject;
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foreach (var path in paths)
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{
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if (currentToken[path] != null)
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{
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currentToken = currentToken[path];
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}
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else
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{
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currentToken = null;
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break;
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}
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}
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if (currentToken != null && currentToken is JArray sourceArray)
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{
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foreach (JObject sourceItem in sourceArray)
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{
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JObject targetItem = new JObject();
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foreach (var mapping in mappings)
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{
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if (mapping.SYSTEM_FIELD != null && mapping.INTERFACE_FIELD != null &&
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!string.IsNullOrEmpty(mapping.SYSTEM_FIELD) && !string.IsNullOrEmpty(mapping.INTERFACE_FIELD))
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{
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if (sourceItem[mapping.SYSTEM_FIELD] != null)
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{
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targetItem[mapping.INTERFACE_FIELD] = sourceItem[mapping.SYSTEM_FIELD];
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}
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}
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}
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targetArray.Add(targetItem);
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}
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}
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// 设置到医保对象中
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var objectPath = assembly.OBJECT_PATH;
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if (objectPath.Contains('.'))
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{
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var paths2 = objectPath.Split('.');
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JObject current = medicalObject;
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for (int i = 0; i < paths2.Length - 1; i++)
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{
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var path = paths2[i];
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if (current[path] == null || !(current[path] is JObject))
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{
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current[path] = new JObject();
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}
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current = (JObject)current[path];
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}
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current[paths2[paths2.Length - 1]] = targetArray;
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}
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else
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{
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medicalObject[objectPath] = targetArray;
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}
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}
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}
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return medicalObject;
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}
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/// <summary>
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/// 将医保对象转换为系统对象
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/// </summary>
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private JObject ConvertToSystemObject(JObject medicalObject, List<STD_OBJECT_ASSEMBLY> assemblies)
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{
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JObject systemObject = new JObject();
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foreach (var assembly in assemblies)
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{
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// 获取映射字段
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var mappings = _db.Queryable<STD_OBJECT_MAPPING>()
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.Where(m => m.OBJECT_TABLE_NAME == assembly.MAPPING_TABLE)
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.ToList();
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if (assembly.OBJECT_TYPE == 1) // 单个对象
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{
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JObject targetObject = new JObject();
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// 从医保对象中提取值
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var paths = assembly.OBJECT_PATH.Split('.');
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JToken currentToken = medicalObject;
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foreach (var path in paths)
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{
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if (currentToken[path] != null)
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{
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currentToken = currentToken[path];
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}
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else
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{
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currentToken = null;
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break;
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}
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}
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if (currentToken != null && currentToken is JObject sourceObject)
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{
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foreach (var mapping in mappings)
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{
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if (mapping.INTERFACE_FIELD != null && mapping.SYSTEM_FIELD != null &&
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!string.IsNullOrEmpty(mapping.INTERFACE_FIELD) && !string.IsNullOrEmpty(mapping.SYSTEM_FIELD))
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{
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if (sourceObject[mapping.INTERFACE_FIELD] != null)
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{
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targetObject[mapping.SYSTEM_FIELD] = sourceObject[mapping.INTERFACE_FIELD];
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}
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}
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}
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}
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// 设置到系统对象中
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systemObject[assembly.MAPPING_TABLE] = targetObject;
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}
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else if (assembly.OBJECT_TYPE == 2) // 列表对象
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{
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JArray targetArray = new JArray();
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// 从医保对象中提取列表
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var paths = assembly.OBJECT_PATH.Split('.');
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JToken currentToken = medicalObject;
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foreach (var path in paths)
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{
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if (currentToken[path] != null)
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{
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currentToken = currentToken[path];
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}
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else
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{
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currentToken = null;
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break;
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}
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}
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if (currentToken != null && currentToken is JArray sourceArray)
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{
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foreach (JObject sourceItem in sourceArray)
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{
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JObject targetItem = new JObject();
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foreach (var mapping in mappings)
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{
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if (mapping.INTERFACE_FIELD != null && mapping.SYSTEM_FIELD != null &&
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!string.IsNullOrEmpty(mapping.INTERFACE_FIELD) && !string.IsNullOrEmpty(mapping.SYSTEM_FIELD))
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{
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if (sourceItem[mapping.INTERFACE_FIELD] != null)
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{
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targetItem[mapping.SYSTEM_FIELD] = sourceItem[mapping.INTERFACE_FIELD];
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}
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}
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}
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targetArray.Add(targetItem);
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}
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}
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// 设置到系统对象中
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systemObject[assembly.MAPPING_TABLE] = targetArray;
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}
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}
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return systemObject;
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}
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/// <summary>
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|
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/// 调用医保服务接口
|
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|
/// </summary>
|
||
|
|
private async Task<JObject> CallMedicalInsuranceService(string endpoint, JObject requestData)
|
||
|
|
{
|
||
|
|
var httpClient = _httpClientFactory.CreateClient("MedicalInsurance");
|
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|
|
|
||
|
|
var content = new StringContent(
|
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|
|
requestData.ToString(),
|
||
|
|
Encoding.UTF8,
|
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|
|
"application/json");
|
||
|
|
|
||
|
|
try
|
||
|
|
{
|
||
|
|
// 使用弹性管道执行HTTP请求
|
||
|
|
var response = await _resiliencePipeline.ExecuteAsync(async cancellationToken =>
|
||
|
|
{
|
||
|
|
return await httpClient.PostAsync(endpoint, content, cancellationToken);
|
||
|
|
}, CancellationToken.None);
|
||
|
|
|
||
|
|
if (response.IsSuccessStatusCode)
|
||
|
|
{
|
||
|
|
var responseString = await response.Content.ReadAsStringAsync();
|
||
|
|
return JObject.Parse(responseString);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
_logger.LogError($"医保接口调用失败: {response.StatusCode}, {await response.Content.ReadAsStringAsync()}");
|
||
|
|
throw new Exception($"医保接口调用失败: {response.StatusCode}");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
catch (Exception ex)
|
||
|
|
{
|
||
|
|
_logger.LogError(ex, "调用医保服务异常");
|
||
|
|
throw;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>
|
||
|
|
/// 保存交易日志
|
||
|
|
/// </summary>
|
||
|
|
private async Task SaveTransactionLog(STD_METHOD_CONFIG methodConfig, JObject inputData, JObject outputData)
|
||
|
|
{
|
||
|
|
try
|
||
|
|
{
|
||
|
|
// 创建日志对象
|
||
|
|
var transLog = new
|
||
|
|
{
|
||
|
|
MethodId = methodConfig.METHOD_ID,
|
||
|
|
MethodName = methodConfig.METHOD_NAME,
|
||
|
|
RequestTime = DateTime.Now,
|
||
|
|
RequestData = methodConfig.SAVE_INPUT == 1 ? inputData.ToString() : null,
|
||
|
|
ResponseTime = DateTime.Now,
|
||
|
|
ResponseData = methodConfig.SAVE_OUTPUT == 1 ? outputData.ToString() : null,
|
||
|
|
Status = 1, // 成功
|
||
|
|
ErrorMessage = ""
|
||
|
|
};
|
||
|
|
|
||
|
|
// 保存到数据库
|
||
|
|
// TODO: 实际实现中需要定义日志表并保存数据
|
||
|
|
_logger.LogInformation($"保存交易日志: {JsonSerializer.Serialize(transLog)}");
|
||
|
|
}
|
||
|
|
catch (Exception ex)
|
||
|
|
{
|
||
|
|
_logger.LogError(ex, "保存交易日志异常");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|