From 5c13cba7e2a40abcc9da5490df71f6d225a7cfaa Mon Sep 17 00:00:00 2001
From: Argo Zhang <Argo@163.com>
Date: Fri, 30 Aug 2019 12:36:18 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E7=94=A8=E6=88=B7=E6=93=8D=E4=BD=9C?=
 =?UTF-8?q?=E9=9D=99=E6=80=81=E7=B1=BB=E5=A2=9E=E5=8A=A0=E7=BC=93=E5=AD=98?=
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---
 .../Helper/UserHelper.cs                           | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/Bootstrap.Client.DataAccess.MongoDB/Helper/UserHelper.cs b/Bootstrap.Client.DataAccess.MongoDB/Helper/UserHelper.cs
index 8d119b2c..76f4df24 100644
--- a/Bootstrap.Client.DataAccess.MongoDB/Helper/UserHelper.cs
+++ b/Bootstrap.Client.DataAccess.MongoDB/Helper/UserHelper.cs
@@ -1,4 +1,5 @@
-using MongoDB.Driver;
+using Longbow.Cache;
+using MongoDB.Driver;
 using System;
 using System.Collections.Generic;
 
@@ -7,10 +8,15 @@ namespace Bootstrap.Client.DataAccess.MongoDB
     class UserHelper
     {
         /// <summary>
-        /// 
+        /// 获取所有用户缓存数据键值
+        /// </summary>
+        public const string RetrieveUsersDataKey = "UserHelper-RetrieveUsers";
+
+        /// <summary>
+        /// 查询所有用户
         /// </summary>
         /// <returns></returns>
-        public static IEnumerable<User> Retrieves()
+        public static IEnumerable<User> Retrieves() => CacheManager.GetOrAdd(RetrieveUsersDataKey, key =>
         {
             var project = Builders<User>.Projection.Include(u => u.Id)
                 .Include(u => u.UserName)
@@ -19,6 +25,6 @@ namespace Bootstrap.Client.DataAccess.MongoDB
                 .Include(u => u.Roles)
                 .Include(u => u.ApprovedTime);
             return DbManager.Users.Find(user => user.ApprovedTime != DateTime.MinValue).Project<User>(project).ToList();
-        }
+        });
     }
 }