afs

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IOrganizationServiceFactory serviceFactory = (IOrganizationServiceFactory)serviceProvider.GetService(typeof(IOrganizationServiceFactory));
                IOrganizationService orgSvc = serviceFactory.CreateOrganizationService(context.UserId);

 

技术图片
  1 using Microsoft.Xrm.Sdk;
  2 using Microsoft.Xrm.Sdk.Query;
  3 using System;
  4 using System.ServiceModel;
  5 using System.Text;
  6 
  7 namespace DemoPlugins
  8 {
  9     public class YaoOrderItemPostUpdate : IPlugin
 10     {
 11         public void Execute(IServiceProvider serviceProvider)
 12         {
 13 
 14             //获取日志服务
 15             ITracingService tracingService = (ITracingService)serviceProvider.GetService(typeof(ITracingService));
 16             //写一些日志,方便跟踪
 17             tracingService.Trace($"Enter PreWorkOrderCreate on {DateTime.UtcNow.ToString()}");
 18             IPluginExecutionContext context = (IPluginExecutionContext)serviceProvider.GetService(typeof(IPluginExecutionContext));
 19             if (context.InputParameters.Contains("Target") && context.InputParameters["Target"] is Entity)
 20             {
 21                 //插件针对的当前实体记录,对于Pre Create来讲,该对象包括了所有设置的字段值,若字段没有设置值,在该对象中会不存在
 22                 Entity currentEntity = (Entity)context.InputParameters["Target"];
 23                 //获取组织服务
 24                 IOrganizationServiceFactory serviceFactory = (IOrganizationServiceFactory)serviceProvider.GetService(typeof(IOrganizationServiceFactory));
 25                 IOrganizationService orgSvc = serviceFactory.CreateOrganizationService(context.UserId);
 26 
 27                 if (currentEntity.Id != null)
 28                 {
 29 
 30                     //单价总价
 31                     decimal sumAmount = 0;
 32                     //获取明细信息
 33                     QueryExpression queryExpressionItem = new QueryExpression("new_yaoorderitem");
 34                     queryExpressionItem.ColumnSet.AllColumns = true;
 35                     queryExpressionItem.Criteria.AddCondition("new_yaoorderitemid", ConditionOperator.Equal, currentEntity.Id);
 36                     queryExpressionItem.NoLock = true;
 37                     //queryExpressionItem.TopCount = 1;
 38                     var item = orgSvc.RetrieveMultiple(queryExpressionItem);
 39                     //查询主表Id
 40                     Guid orderid = new Guid();
 41                     if (item != null && item.Entities != null && item.Entities.Count > 0)
 42                     {
 43                         orderid = item.Entities[0].GetAttributeValue<EntityReference>("new_yaoorderid").Id;
 44                         int b = 100;
 45                     }
 46 
 47                     //所有明细
 48                     QueryExpression queryExpressionItem2 = new QueryExpression("new_yaoorderitem");
 49                     queryExpressionItem2.ColumnSet.AllColumns = true;
 50                     queryExpressionItem2.Criteria.AddCondition("new_yaoorderid", ConditionOperator.Equal, orderid);
 51                     queryExpressionItem2.NoLock = true;
 52                     //queryExpressionItem.TopCount = 1;
 53                     var items = orgSvc.RetrieveMultiple(queryExpressionItem2);
 54 
 55                     if (items != null && items.Entities != null && items.Entities.Count > 0)
 56                     {
 57                         foreach (var e in items.Entities)
 58                         {
 59                             if (e.Attributes.Contains("new_amount"))
 60                             {
 61                                 sumAmount += (decimal)e.Attributes["new_amount"];
 62                             }
 63                         }
 64                     }
 65 
 66                     //获取当前主表信息
 67                     //var new_yaoorderid = ((Microsoft.Xrm.Sdk.EntityReference)currentEntity["new_yaoorderid"]).Id;
 68 
 69                     //获取主表信息
 70                     QueryExpression qe = new QueryExpression("new_yaoorder");
 71                     //qe.ColumnSet.AllColumns = true;
 72                     qe.ColumnSet = new ColumnSet("new_yaoorderid", "new_sumamount", "new_discountamount", "new_paymentamount");
 73                     qe.Criteria.AddCondition("new_yaoorderid", ConditionOperator.Equal, orderid);
 74                     qe.NoLock = true;
 75                     qe.TopCount = 1;
 76                     var ec = orgSvc.RetrieveMultiple(qe);
 77                     //单价金额
 78                     if (ec.Entities[0].Attributes.Contains("new_sumamount"))
 79                     {
 80                         ec.Entities[0]["new_sumamount"] = sumAmount;
 81                     }
 82                     //优惠金额
 83                     decimal new_discountamount = 0;
 84                     if (ec.Entities[0].Attributes.Contains("new_discountamount"))
 85                     {
 86                         new_discountamount = decimal.Parse(ec.Entities[0]["new_discountamount"].ToString());
 87                     }
 88                     //应付金额 = 单价金额 - 优惠金额
 89                     if (ec.Entities[0].Attributes.Contains("new_paymentamount"))
 90                     {
 91                         ec.Entities[0]["new_paymentamount"] = 0;
 92                         if (ec.Entities[0].Attributes.Contains("new_sumamount"))
 93                         {
 94                             ec.Entities[0]["new_paymentamount"] = decimal.Parse(ec.Entities[0]["new_sumamount"].ToString()) - new_discountamount;
 95                         }
 96                     }
 97 
 98                     try
 99                     {
100                         orgSvc.Update(ec[0]);
101                     }
102                     catch (Exception ex)
103                     {
104 
105                         throw new InvalidPluginExecutionException(ex.ToString());
106                     }
107                 }
108 
109 
110             }
111 
112 
113         }
114     }
115 }
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