删除部门类，修改房间、房型、订单相关接口

src/main/java/cn/mafangui/hotel/mapper/DepartmentMapper.java

@@ -1,17 +0,0 @@
-package cn.mafangui.hotel.mapper;
-
-import cn.mafangui.hotel.entity.Department;
-
-public interface DepartmentMapper {
-    int deleteByPrimaryKey(Integer departmentId);
-
-    int insert(Department record);
-
-    int insertSelective(Department record);
-
-    Department selectByPrimaryKey(Integer departmentId);
-
-    int updateByPrimaryKeySelective(Department record);
-
-    int updateByPrimaryKey(Department record);
-}

src/main/java/cn/mafangui/hotel/mapper/OrderMapper.java

@@ -1,7 +1,11 @@
 package cn.mafangui.hotel.mapper;
 
 import cn.mafangui.hotel.entity.Order;
+import org.springframework.stereotype.Component;
 
+import java.util.List;
+
+@Component
 public interface OrderMapper {
     int deleteByPrimaryKey(Integer orderId);
 
@@ -14,4 +18,12 @@ public interface OrderMapper {
     int updateByPrimaryKeySelective(Order record);
 
     int updateByPrimaryKey(Order record);
-}
+
+    List<Order> selectAll();
+
+    List<Order> selectByUserId(Integer userId);
+
+    List<Order> selectAllByUser(Integer userId,Integer orderStatus);
+
+
+}

src/main/java/cn/mafangui/hotel/mapper/RoomMapper.java

@@ -23,4 +23,6 @@ public interface RoomMapper {
     List<Room> selectByStatus(Integer roomStatus);
 
     List<Room> selectAll();
-}
+
+    Room randomSelectByTypeAndStatus(Integer typeId,Integer roomStatus);
+}