feat：【IoT 物联网】获取设备属性时，即使没有值，也进行返回，和 aliyun 保持一致

yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/controller/admin/device/IotDevicePropertyController.java

@@ -1,14 +1,16 @@
 package cn.iocoder.yudao.module.iot.controller.admin.device;
 
-import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.date.LocalDateTimeUtil;
 import cn.hutool.core.lang.Assert;
 import cn.iocoder.yudao.framework.common.pojo.CommonResult;
-import cn.iocoder.yudao.module.iot.controller.admin.device.vo.data.IotDevicePropertyHistoryListReqVO;
+import cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyDetailRespVO;
-import cn.iocoder.yudao.module.iot.controller.admin.device.vo.data.IotDevicePropertyRespVO;
+import cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyHistoryListReqVO;
+import cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyRespVO;
+import cn.iocoder.yudao.module.iot.controller.admin.thingmodel.model.ThingModelProperty;
 import cn.iocoder.yudao.module.iot.dal.dataobject.device.IotDeviceDO;
 import cn.iocoder.yudao.module.iot.dal.dataobject.device.IotDevicePropertyDO;
 import cn.iocoder.yudao.module.iot.dal.dataobject.thingmodel.IotThingModelDO;
+import cn.iocoder.yudao.module.iot.enums.thingmodel.IotThingModelTypeEnum;
 import cn.iocoder.yudao.module.iot.service.device.IotDeviceService;
 import cn.iocoder.yudao.module.iot.service.device.property.IotDevicePropertyService;
 import cn.iocoder.yudao.module.iot.service.thingmodel.IotThingModelService;
@@ -47,24 +49,32 @@ public class IotDevicePropertyController {
     @Operation(summary = "获取设备属性最新属性")
     @Parameter(name = "deviceId", description = "设备编号", required = true)
     @PreAuthorize("@ss.hasPermission('iot:device:property-query')")
-    public CommonResult<List<IotDevicePropertyRespVO>> getLatestDeviceProperties(
+    public CommonResult<List<IotDevicePropertyDetailRespVO>> getLatestDeviceProperties(
             @RequestParam("deviceId") Long deviceId) {
-        Map<String, IotDevicePropertyDO> properties = devicePropertyService.getLatestDeviceProperties(deviceId);
+        // 1.1 获取设备信息
-
-        // 拼接数据
         IotDeviceDO device = deviceService.getDevice(deviceId);
         Assert.notNull(device, "设备不存在");
-        List<IotThingModelDO> thingModels = thingModelService.getThingModelListByProductId(device.getProductId());
+        // 1.2 获取设备最新属性
-        return success(convertList(properties.entrySet(), entry -> {
+        Map<String, IotDevicePropertyDO> properties = devicePropertyService.getLatestDeviceProperties(deviceId);
-            IotThingModelDO thingModel = CollUtil.findOne(thingModels,
+        // 1.3 根据 productId + type 查询属性类型的物模型
-                    item -> item.getIdentifier().equals(entry.getKey()));
+        List<IotThingModelDO> thingModels = thingModelService.getThingModelListByProductIdAndType(
-            if (thingModel == null || thingModel.getProperty() == null) {
+                device.getProductId(), IotThingModelTypeEnum.PROPERTY.getType());
-                return null;
+
+        // 2. 基于 thingModels 遍历，拼接 properties
+        return success(convertList(thingModels, thingModel -> {
+            ThingModelProperty thingModelProperty = thingModel.getProperty();
+            Assert.notNull(thingModelProperty, "属性不能为空");
+            IotDevicePropertyDetailRespVO result = new IotDevicePropertyDetailRespVO()
+                    .setName(thingModel.getName()).setDataType(thingModelProperty.getDataType())
+                    .setDataSpecs(thingModelProperty.getDataSpecs())
+                    .setDataSpecsList(thingModelProperty.getDataSpecsList());
+            result.setIdentifier(thingModel.getIdentifier());
+            IotDevicePropertyDO property = properties.get(thingModel.getIdentifier());
+            if (property != null) {
+                result.setValue(property.getValue())
+                        .setUpdateTime(LocalDateTimeUtil.toEpochMilli(property.getUpdateTime()));
             }
-            // 构建对象
+            return result;
-            IotDevicePropertyDO property = entry.getValue();
-            return new IotDevicePropertyRespVO().setProperty(thingModel.getProperty())
-                    .setValue(property.getValue()).setUpdateTime(LocalDateTimeUtil.toEpochMilli(property.getUpdateTime()));
         }));
     }
 

yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/controller/admin/device/vo/property/IotDevicePropertyDetailRespVO.java

@@ -0,0 +1,25 @@
+package cn.iocoder.yudao.module.iot.controller.admin.device.vo.property;
+
+import cn.iocoder.yudao.module.iot.controller.admin.thingmodel.model.dataType.ThingModelDataSpecs;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.util.List;
+
+@Schema(description = "管理后台 - IoT 设备属性详细 Response VO") // 额外增加 来自 ThingModelProperty 的变量 属性
+@Data
+public class IotDevicePropertyDetailRespVO extends IotDevicePropertyRespVO {
+
+    @Schema(description = "属性名称", requiredMode = Schema.RequiredMode.REQUIRED)
+    private String name;
+
+    @Schema(description = "数据类型", requiredMode = Schema.RequiredMode.REQUIRED, example = "int")
+    private String dataType;
+
+    @Schema(description = "数据定义")
+    private ThingModelDataSpecs dataSpecs;
+
+    @Schema(description = "数据定义列表")
+    private List<ThingModelDataSpecs> dataSpecsList;
+
+}

yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/controller/admin/device/vo/property/IotDevicePropertyHistoryListReqVO.java

@@ -1,4 +1,4 @@
-package cn.iocoder.yudao.module.iot.controller.admin.device.vo.data;
+package cn.iocoder.yudao.module.iot.controller.admin.device.vo.property;
 
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotEmpty;

yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/controller/admin/device/vo/property/IotDevicePropertyRespVO.java

@@ -1,6 +1,5 @@
-package cn.iocoder.yudao.module.iot.controller.admin.device.vo.data;
+package cn.iocoder.yudao.module.iot.controller.admin.device.vo.property;
 
-import cn.iocoder.yudao.module.iot.controller.admin.thingmodel.model.ThingModelProperty;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
@@ -8,10 +7,10 @@ import lombok.Data;
 @Data
 public class IotDevicePropertyRespVO {
 
-    @Schema(description = "属性定义", requiredMode = Schema.RequiredMode.REQUIRED)
+    @Schema(description = "属性标识符", requiredMode = Schema.RequiredMode.REQUIRED)
-    private ThingModelProperty property;
+    private String identifier;
 
-    @Schema(description = "最新值", requiredMode = Schema.RequiredMode.REQUIRED)
+    @Schema(description = "属性值", requiredMode = Schema.RequiredMode.REQUIRED)
     private Object value;
 
     @Schema(description = "更新时间", requiredMode = Schema.RequiredMode.REQUIRED)

yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/dal/tdengine/IotDevicePropertyMapper.java

@@ -3,13 +3,12 @@ package cn.iocoder.yudao.module.iot.dal.tdengine;
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.core.util.StrUtil;
-import cn.iocoder.yudao.module.iot.controller.admin.device.vo.data.IotDevicePropertyHistoryListReqVO;
+import cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyHistoryListReqVO;
-import cn.iocoder.yudao.module.iot.controller.admin.device.vo.data.IotDevicePropertyRespVO;
+import cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyRespVO;
 import cn.iocoder.yudao.module.iot.dal.dataobject.device.IotDeviceDO;
 import cn.iocoder.yudao.module.iot.framework.tdengine.core.TDengineTableField;
 import cn.iocoder.yudao.module.iot.framework.tdengine.core.annotation.TDengineDS;
 import com.baomidou.mybatisplus.annotation.InterceptorIgnore;
-import com.baomidou.mybatisplus.core.metadata.IPage;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
 

yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/property/IotDevicePropertyService.java

@@ -1,8 +1,7 @@
 package cn.iocoder.yudao.module.iot.service.device.property;
 
-import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyHistoryListReqVO;
-import cn.iocoder.yudao.module.iot.controller.admin.device.vo.data.IotDevicePropertyHistoryListReqVO;
+import cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyRespVO;
-import cn.iocoder.yudao.module.iot.controller.admin.device.vo.data.IotDevicePropertyRespVO;
 import cn.iocoder.yudao.module.iot.core.mq.message.IotDeviceMessage;
 import cn.iocoder.yudao.module.iot.dal.dataobject.device.IotDeviceDO;
 import cn.iocoder.yudao.module.iot.dal.dataobject.device.IotDevicePropertyDO;

yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/property/IotDevicePropertyServiceImpl.java

@@ -4,8 +4,8 @@ import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.date.LocalDateTimeUtil;
 import cn.hutool.core.map.MapUtil;
 import cn.hutool.core.util.StrUtil;
-import cn.iocoder.yudao.module.iot.controller.admin.device.vo.data.IotDevicePropertyHistoryListReqVO;
+import cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyHistoryListReqVO;
-import cn.iocoder.yudao.module.iot.controller.admin.device.vo.data.IotDevicePropertyRespVO;
+import cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyRespVO;
 import cn.iocoder.yudao.module.iot.controller.admin.thingmodel.model.dataType.ThingModelDateOrTextDataSpecs;
 import cn.iocoder.yudao.module.iot.core.mq.message.IotDeviceMessage;
 import cn.iocoder.yudao.module.iot.dal.dataobject.device.IotDeviceDO;

yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/thingmodel/IotThingModelService.java

@@ -54,6 +54,15 @@ public interface IotThingModelService {
      */
     List<IotThingModelDO> getThingModelListByProductId(Long productId);
 
+    /**
+     * 获得产品物模型列表
+     *
+     * @param productId 产品编号
+     * @param type 物模型类型
+     * @return 产品物模型列表
+     */
+    List<IotThingModelDO> getThingModelListByProductIdAndType(Long productId, Integer type);
+
     /**
      * 【缓存】获得产品物模型列表
      *

yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/thingmodel/IotThingModelServiceImpl.java

@@ -131,6 +131,11 @@ public class IotThingModelServiceImpl implements IotThingModelService {
         return thingModelMapper.selectListByProductId(productId);
     }
 
+    @Override
+    public List<IotThingModelDO> getThingModelListByProductIdAndType(Long productId, Integer type) {
+        return thingModelMapper.selectListByProductIdAndType(productId, type);
+    }
+
     @Override
     @Cacheable(value = RedisKeyConstants.THING_MODEL_LIST, key = "#productId")
     @TenantIgnore // 忽略租户信息，跨租户 productKey 是唯一的

yudao-module-iot/yudao-module-iot-biz/src/main/resources/mapper/device/IotDevicePropertyMapper.xml

@@ -67,7 +67,7 @@
     </select>
 
     <select id="selectListByHistory"
-            resultType="cn.iocoder.yudao.module.iot.controller.admin.device.vo.data.IotDevicePropertyRespVO">
+            resultType="cn.iocoder.yudao.module.iot.controller.admin.device.vo.property.IotDevicePropertyRespVO">
         SELECT ${@cn.hutool.core.util.StrUtil@toUnderlineCase(reqVO.identifier)} AS `value`, ts AS update_time
         FROM device_property_${reqVO.deviceId}
         WHERE ${@cn.hutool.core.util.StrUtil@toUnderlineCase(reqVO.identifier)} IS NOT NULL