refactor(iot-device): 重构设备查询接口

- 将 query 方法改为 list 方法，返回类型从 IPage<Device> 改为 List<Device>
- 在 DeviceQuery 中添加 productName 字段，用于产品名称查询
- 优化设备列表查询逻辑，增加产品名称查询功能
- 调整 Service接口和实现类以适应新的查询逻辑

src/main/java/com/zsc/edu/gateway/modules/iot/device/controller/DeviceController.java

@@ -68,8 +68,8 @@ public class DeviceController {
     @DataPermission
     @GetMapping
     @PreAuthorize("hasAuthority('iot:device:query')")
-    public IPage<Device> query(Page<Device> page, DeviceQuery query) {
+    public List<Device> query(DeviceQuery query) {
-        return service.query(page, query);
+        return service.list(query);
     }
 
     /**

src/main/java/com/zsc/edu/gateway/modules/iot/device/query/DeviceQuery.java

@@ -2,6 +2,9 @@ package com.zsc.edu.gateway.modules.iot.device.query;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.zsc.edu.gateway.modules.iot.device.entity.Device;
+import com.zsc.edu.gateway.modules.iot.product.entity.Product;
+import com.zsc.edu.gateway.modules.iot.product.repo.ProductRepository;
+import jakarta.annotation.Resource;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
@@ -16,6 +19,8 @@ import java.util.Objects;
 @AllArgsConstructor
 @NoArgsConstructor
 public class DeviceQuery {
+    @Resource
+    private ProductRepository productRepository;
     /**
      * 设备名称
      */
@@ -38,7 +43,10 @@ public class DeviceQuery {
      * 设态是否在线
      */
     public Boolean isOnline;
-
+    /**
+     * 产品名称
+     */
+    public String productName;
 
     public LambdaQueryWrapper<Device> wrapper() {
         LambdaQueryWrapper<Device> queryWrapper = new LambdaQueryWrapper<>();

src/main/java/com/zsc/edu/gateway/modules/iot/device/service/DeviceService.java

@@ -26,5 +26,5 @@ public interface DeviceService extends IService<Device> {
 
     Boolean serve(DeviceServeDto dto);
 
-    IPage<Device> query(Page<Device> page, DeviceQuery query);
+    List<Device> list(DeviceQuery query);
 }

src/main/java/com/zsc/edu/gateway/modules/iot/device/service/impl/DeviceServiceImpl.java

@@ -1,8 +1,6 @@
 package com.zsc.edu.gateway.modules.iot.device.service.impl;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.metadata.IPage;
-import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.zsc.edu.gateway.exception.ConstraintException;
 import com.zsc.edu.gateway.exception.OutlineException;
@@ -159,24 +157,30 @@ public class DeviceServiceImpl extends ServiceImpl<DeviceRepository, Device> imp
         }
     }
 
+    /**
+     * 查询设备列表
+     *
+     * @param query
+     * @return
+     */
     @Override
-    public IPage<Device> query(Page<Device> page, DeviceQuery query) {
+    public List<Device> list(DeviceQuery query) {
-        IPage<Device> devicePage = this.page(page, query.wrapper());
+        List<Device> devices = baseMapper.selectList(query.wrapper());
-        List<Long> productIds = devicePage.getRecords().stream()
+        Set<Long> productIds = devices.stream()
                 .map(Device::getProductId)
-                .filter(Objects::nonNull)
+                .collect(Collectors.toSet());
-                .distinct()
+        Map<Long, String> productMap = productRepo.selectByIds(productIds).stream()
-                .collect(Collectors.toList());
-        LambdaQueryWrapper<Product> productQueryWrapper = new LambdaQueryWrapper<>();
-        productQueryWrapper.in(Product::getId, productIds);
-        List<Product> products = productRepo.selectList(productQueryWrapper);
-        Map<Long, String> productMap = products.stream()
                 .collect(Collectors.toMap(Product::getId, Product::getName));
-        devicePage.getRecords().forEach(device -> {
+        return devices.stream()
-            if (device.getProductId() != null) {
+                .peek(device -> device.setProductName(productMap.getOrDefault(device.getProductId(), null)))
-                device.setProductName(productMap.get(device.getProductId()));
+                .filter(device -> query.getProductName() == null || query.getProductName().equals(device.getProductName()))
-            }
+                .collect(Collectors.toList());
-        });
-        return devicePage;
     }
+
+
+
+
+
+
+
 }