如何为每个组织仅返回一个联系人?

时间:2016-08-29 16:11:00

标签: c# linq dynamics-crm-2011

我必须仅返回作为成员的人的帐户中的主要联系人,但我的查询将返回组织内的所有所有成员。我尝试重新排序它并使用像Single()这样的东西,但没有运气。我需要一种方法来放置一个where子句,该子句说我只想要一个帐户的主要联系人。

if ((!string.IsNullOrEmpty(organization)) && (!string.IsNullOrEmpty(city)) && state != null)
        {
            var corporatemembers = (from a in crmContext.bpt_membertypeSet
                                    where a.bpt_membertypename == "Member (Individual)" || a.bpt_membertypename == "Courtesy"
                                    || a.bpt_membertypename == "Affiliate" || a.bpt_membertypename == "Member"
                                    select new { a.Id }).ToList();

            foreach (var corporatemember in corporatemembers)
            {
                var directories = (from b in crmContext.AccountSet
                                   join a in crmContext.ContactSet
                                   on b.Id equals a.ParentCustomerId.Id
                                   where a.bpt_MemberTypeId.Id == corporatemember.Id
                                   where a.bpt_memberstatus == (int)bpt_memberstatus.Active
                                   where b.Name.Contains(organization)
                                   where a.Address1_City.Contains(city)
                                   where a.bpt_stateorusterritory.Value == state.Value
                                   select new { b.PrimaryContactId, b.EMailAddress1, a.Address1_City, b.Name, b.WebSiteURL, a.bpt_stateorusterritory }).ToList();

                foreach (var directory in directories.ToList().OrderBy(o => o.Name))
                {
                    var cityState = String.Empty;
                    if (directory.bpt_stateorusterritory != null)
                        cityState = directory.Address1_City + ", " + Utility.GetOptionSetValueLabel(crmContext, new Microsoft.Xrm.Sdk.Entity(Xrm.Contact.EntityLogicalName), "bpt_stateorusterritory", new Microsoft.Xrm.Sdk.OptionSetValue(directory.bpt_stateorusterritory.Value));
                    else
                        cityState = directory.Address1_City;
                    oMemberList.Add(new Members { FullName = directory.PrimaryContactId, FullNameEmail = directory.EMailAddress1, OrganizationName = directory.Name, OrganizationUrl = directory.WebSiteURL, CityState = cityState });
                }

            }
        }

如果搜索类别全部填满,则此代码将返回所有内容。我有4个条款适用于所有场景。但在我拥有的整个事情的最后:

oMembers.ToList()

由于

编辑:这里是示例数据,但输出错误。应该只有一个组织和一个联系人enter image description here

1 个答案:

答案 0 :(得分:1)

我认为你在这里使用错误的字段进行连接。这将返回作为该帐户子项的所有联系人 - 这可能是您获得多个结果的原因。

on b.Id equals a.ParentCustomerId.Id

该帐户的主要联系人字段为primarycontactid,因此我建议您更新查询以引用该属性。

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