增加统计门店车辆数接口

src/main/java/com/sczx/car/controller/CarController.java

@@ -35,4 +35,11 @@ public class CarController {
     public Result<CarDTO> getCarByCarCondition(@RequestBody CarQueryConditionReq req){
         return Result.ok(carService.getCarByCondition(req));
     }
+
+
+    @ApiOperation(value = "统计门店车辆数量")
+    @GetMapping("/countCarByStoreId")
+    public Result<Long> countCarByStoreId(@RequestParam(name = "storeId") Long storeId){
+        return Result.ok(carService.countCarByStoreId(storeId));
+    }
 }

src/main/java/com/sczx/car/service/CarService.java

@@ -16,4 +16,11 @@ public interface CarService {
      * @return
      */
     CarDTO getCarByCondition(CarQueryConditionReq req);
+
+    /**
+     * 根据门店查车辆数量
+     * @param storeId
+     * @return
+     */
+    Long countCarByStoreId(Long storeId);
 }

src/main/java/com/sczx/car/service/impl/CarServiceImpl.java

@@ -35,4 +35,9 @@ public class CarServiceImpl implements CarService {
         CarPO carPO = carRepo.getOne(queryWrapper);
         return CarConvert.INSTANCE.poToDto(carPO);
     }
+
+    @Override
+    public Long countCarByStoreId(Long storeId) {
+        return carRepo.count(new LambdaQueryWrapper<CarPO>().eq(CarPO::getStoreId, storeId));
+    }
 }