From 9b0088f4f0a13276c94b78b956dc4d39022614d9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=89=91=E9=9B=A8?= <2375294554@qq.com>
Date: Wed, 30 Apr 2025 10:44:54 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E8=8E=B7=E5=8F=96=E8=8E=B7?=
 =?UTF-8?q?=E5=8F=96=E6=AD=A4=E6=99=BA=E8=83=BD=E4=BD=93=E5=85=A8=E9=83=A8?=
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 =?UTF-8?q?=E5=92=8Csql=EF=BC=8C=E4=B8=8D=E4=BD=BF=E7=94=A8mysql-plus?=
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 =?UTF-8?q?=E5=AD=97=E6=AE=B5=20--DeviceDao.java=20=E6=96=B9=E6=B3=95?=
 =?UTF-8?q?=E5=AE=9A=E4=B9=89=20--DeviceDao.xml=20sql?=
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---
 .../java/xiaozhi/modules/device/dao/DeviceDao.java     | 10 ++++++++++
 .../src/main/resources/mapper/device/DeviceDao.xml     |  8 ++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 main/manager-api/src/main/resources/mapper/device/DeviceDao.xml

diff --git a/main/manager-api/src/main/java/xiaozhi/modules/device/dao/DeviceDao.java b/main/manager-api/src/main/java/xiaozhi/modules/device/dao/DeviceDao.java
index 5ede3d6e..abff8ab3 100644
--- a/main/manager-api/src/main/java/xiaozhi/modules/device/dao/DeviceDao.java
+++ b/main/manager-api/src/main/java/xiaozhi/modules/device/dao/DeviceDao.java
@@ -6,6 +6,16 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 
 import xiaozhi.modules.device.entity.DeviceEntity;
 
+import java.util.Date;
+import java.util.List;
+
 @Mapper
 public interface DeviceDao extends BaseMapper<DeviceEntity> {
+    /**
+     * 获取此智能体全部设备的最后连接时间
+     * @param agentId 智能体id
+     * @return
+     */
+    List<Date> getAllLastConnectedAtByAgentId(String agentId);
+
 }
\ No newline at end of file
diff --git a/main/manager-api/src/main/resources/mapper/device/DeviceDao.xml b/main/manager-api/src/main/resources/mapper/device/DeviceDao.xml
new file mode 100644
index 00000000..09f16760
--- /dev/null
+++ b/main/manager-api/src/main/resources/mapper/device/DeviceDao.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="xiaozhi.modules.device.dao.DeviceDao">
+    <!-- 获取此智能体全部设备的最后连接时间 -->
+    <select id="getAllLastConnectedAtByAgentId" resultType="java.util.Date">
+        SELECT last_connected_at FROM ai_device WHERE agent_id = #{agentId}
+    </select>
+</mapper> 
\ No newline at end of file