diff --git a/GDZZ.Application/GDZZ.Application.xml b/GDZZ.Application/GDZZ.Application.xml
index 429616c..42ce7c8 100644
--- a/GDZZ.Application/GDZZ.Application.xml
+++ b/GDZZ.Application/GDZZ.Application.xml
@@ -334,6 +334,11 @@
             聊天详情
             </summary>
         </member>
+        <member name="F:GDZZ.Application.Enum.SystemConst.LIVE_UNREAD">
+            <summary>
+            聊天详情
+            </summary>
+        </member>
         <member name="F:GDZZ.Application.Enum.SystemConst.MINI_USERINFO">
             <summary>
             小程序用户信息
@@ -394,6 +399,14 @@
             </summary>
             <returns></returns>
         </member>
+        <member name="M:GDZZ.Application.Help.CacheService.SetUnreadAsync(System.Int64)">
+            <summary>
+            设置未读数
+            </summary>
+            <param name="UserID"></param>
+            <param name="ChatUserID"></param>
+            <returns></returns>
+        </member>
         <member name="M:GDZZ.Application.Help.CacheService.DelMessage(System.Int64,System.Int64)">
             <summary>
             获取聊天列表
@@ -1232,7 +1245,7 @@
         </member>
         <member name="M:GDZZ.Application.LiveHistoryContactsService.UPLive(GDZZ.Application.UpdateLiveHistoryContactsInput)">
             <summary>
-            修改消息条数
+            修改未读消息
             </summary>
             <returns></returns>
         </member>
diff --git a/GDZZ.Application/Help/CacheService.cs b/GDZZ.Application/Help/CacheService.cs
index 12542ce..daaeeff 100644
--- a/GDZZ.Application/Help/CacheService.cs
+++ b/GDZZ.Application/Help/CacheService.cs
@@ -112,6 +112,11 @@ namespace GDZZ.Application.Help
             return _redisCache.Get<int>(cacheKey);
         }
 
+        public async Task UpUnreadAsync(long UserID)
+        {
+            string cacheKey = SystemConst.LIVE_UNREAD + $"{UserID}";
+            await _redisCache.SetAsync(cacheKey, 0);
+        }
 
         /// <summary>
         /// 获取聊天列表
diff --git a/GDZZ.Application/Help/ICacheService.cs b/GDZZ.Application/Help/ICacheService.cs
index bfb9de0..8a0845f 100644
--- a/GDZZ.Application/Help/ICacheService.cs
+++ b/GDZZ.Application/Help/ICacheService.cs
@@ -21,6 +21,7 @@ namespace GDZZ.Application.Help
 
         Task<int> GetUnreadAsync(long LiveID);
 
+        Task UpUnreadAsync(long UserID);
 
         #endregion
 
diff --git a/GDZZ.Application/Help/Utils.cs b/GDZZ.Application/Help/Utils.cs
new file mode 100644
index 0000000..8ad946b
--- /dev/null
+++ b/GDZZ.Application/Help/Utils.cs
@@ -0,0 +1,31 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GDZZ.Application.Help
+{
+    public  class Utils
+    {
+        public static  bool ShowHelp(DateTime date)
+        {
+            bool isTheDay = false;
+            //判断日期是否是当天
+            DateTime time = DateTime.Now;//当天
+            DateTime time2 = new DateTime(time.Year, time.Month, time.Day);//当天的零时零分
+            DateTime time3 = time.AddDays(1);//后一天
+            DateTime time4 = new DateTime(time3.Year, time3.Month, time3.Day);//后一天的零时零分
+
+            if (date > time2 && date < time4)
+            {
+                isTheDay = true;
+            }
+            else
+            {
+                isTheDay = false;
+            }
+            return isTheDay;
+        }
+    }
+}
diff --git a/GDZZ.Application/Service/LiveHistoryContacts/Dto/LiveHistoryContactsDto.cs b/GDZZ.Application/Service/LiveHistoryContacts/Dto/LiveHistoryContactsDto.cs
index 16bb6e5..ebfd0cc 100644
--- a/GDZZ.Application/Service/LiveHistoryContacts/Dto/LiveHistoryContactsDto.cs
+++ b/GDZZ.Application/Service/LiveHistoryContacts/Dto/LiveHistoryContactsDto.cs
@@ -101,7 +101,7 @@ namespace GDZZ.Application
         ///最新消息时间格式
         /// </summary>
 
-        public DateTime LastSendTimeData { get; set; }
+        public string LastSendTimeData { get; set; }
 
     }
 
diff --git a/GDZZ.Application/Service/LiveHistoryContacts/LiveHistoryContactsService.cs b/GDZZ.Application/Service/LiveHistoryContacts/LiveHistoryContactsService.cs
index 34acb3d..4bfac91 100644
--- a/GDZZ.Application/Service/LiveHistoryContacts/LiveHistoryContactsService.cs
+++ b/GDZZ.Application/Service/LiveHistoryContacts/LiveHistoryContactsService.cs
@@ -78,17 +78,13 @@ namespace GDZZ.Application
 
 
         /// <summary>
-        /// 修改消息条数
+        /// 修改未读消息
         /// </summary>
         /// <returns></returns>
         [HttpPut("/Mini/LiveHistoryContacts/UPLive")]
         public async Task UPLive(UpdateLiveHistoryContactsInput input)
         {
-
-
-            var entity = input.Adapt<LiveHistoryContacts>();
-            await _rep.AsUpdateable(entity).IgnoreColumns(ignoreAllNullColumns: true).ExecuteCommandAsync();
-            await this.cacheService.DelLiveHistoryService(UserManager.UserId);
+            this.cacheService.UpUnreadAsync(input.Id);
         }
 
 
@@ -149,8 +145,18 @@ namespace GDZZ.Application
 
                 if (live != null)
                 {
+
+                    var isNow = Utils.ShowHelp(live.SendTime);
+                    if (isNow)
+                    {
+                        liveHis.LastSendTimeData = live.SendTime.ToString("HH:mm:ss");
+                    }
+                    else
+                    {
+                        liveHis.LastSendTimeData = live.SendTime.ToString("yyyy/MM/dd");
+                    }
                     liveHis.LastSendTime = (live.SendTime.ToUniversalTime().Ticks - 621355968000000000) / 10000;
-                    liveHis.LastSendTimeData = live.SendTime;
+  
                     liveHis.LastContent = live.Content;
                     liveHis.Type = live.Type;
                 }
@@ -203,8 +209,8 @@ namespace GDZZ.Application
                         id = UserManager.UserId
                     }
                 };
-                await this.cacheService.SetUnreadAsync(UserManager.UserId);
-                await this.cacheService.SetUnreadAsync(entity.OtherUserID);
+                //await this.cacheService.SetUnreadAsync(UserManager.UserId);
+                //await this.cacheService.SetUnreadAsync(entity.OtherUserID);
                 var livejson = livemes.ToJsonString();
                 
                 await _chatHubContext.Clients.Client(user.ConnectionId).SendMessage(livejson, "SendMessage");