init

src/main/java/com/newyetai/usercenter/district/service/IDistrictService.java

@@ -0,0 +1,28 @@
+package com.newyetai.usercenter.district.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.newyetai.usercenter.district.dto.DistrictDTO;
+import com.newyetai.usercenter.district.dto.DistrictTreeQueryDTO;
+import com.newyetai.usercenter.district.entity.District;
+
+import java.util.List;
+
+/**
+ * 省份城市 服务类
+ *
+ * @author Carlye
+ * @since 2021-01-25
+ */
+public interface IDistrictService extends IService<District> {
+
+  /**
+   * 树列表
+   *
+   * @return {@link List<DistrictDTO>}
+   */
+  List<DistrictDTO> treeList(DistrictTreeQueryDTO queryDTO);
+
+  List<DistrictDTO> queryListById(Long districtId);
+
+  List<District> all(Integer level);
+}