feat：【IoT 物联网】设备消息查询时，增加 pair 查询

yudao-module-iot/yudao-module-iot-core/src/main/java/cn/iocoder/yudao/module/iot/core/enums/IotDeviceMessageMethodEnum.java

@@ -32,6 +32,10 @@ public enum IotDeviceMessageMethodEnum implements ArrayValuable<String> {
 
     EVENT_POST("thing.event.post", "事件上报", true),
 
+    // ========== 设备服务调用 ==========
+
+    SERVICE_INVOKE("thing.service.invoke", "服务调用", false),
+
     ;
 
     public static final String[] ARRAYS = Arrays.stream(values()).map(IotDeviceMessageMethodEnum::getMethod)

yudao-module-iot/yudao-module-iot-core/src/main/java/cn/iocoder/yudao/module/iot/core/util/IotDeviceMessageUtils.java

@@ -1,11 +1,15 @@
 package cn.iocoder.yudao.module.iot.core.util;
 
 import cn.hutool.core.lang.Assert;
+import cn.hutool.core.map.MapUtil;
 import cn.hutool.core.util.IdUtil;
+import cn.hutool.core.util.StrUtil;
 import cn.hutool.system.SystemUtil;
 import cn.iocoder.yudao.module.iot.core.enums.IotDeviceMessageMethodEnum;
 import cn.iocoder.yudao.module.iot.core.mq.message.IotDeviceMessage;
 
+import java.util.Map;
+
 /**
  * IoT 设备【消息】的工具类
  *
@@ -43,6 +47,23 @@ public class IotDeviceMessageUtils {
         return message.getCode() != null;
     }
 
+    /**
+     * 提取消息中的标识符
+     *
+     * @param message 消息
+     * @return 标识符
+     */
+    @SuppressWarnings("unchecked")
+    public static String getIdentifier(IotDeviceMessage message) {
+        if (StrUtil.equalsAny(message.getMethod(), IotDeviceMessageMethodEnum.EVENT_POST.getMethod(),
+                message.getMethod(), IotDeviceMessageMethodEnum.SERVICE_INVOKE.getMethod())
+            && message.getParams() != null) {
+            Map<String, Object> params = (Map<String, Object>) message.getParams();
+            return MapUtil.getStr(params, "identifier");
+        }
+        return null;
+    }
+
     // ========== Topic 相关 ==========
 
     public static String buildMessageBusGatewayDeviceMessageTopic(String serverId) {