package com.mindskip.xzs.repository;

import com.mindskip.xzs.domain.Classes;
import com.mindskip.xzs.viewmodel.teacher.classes.ClassesPageRequestVM;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

import java.util.List;

/**
 * @version 2.2.0
 * @description: 班级
 * Copyright (C), 2020-2021, 武汉思维跳跃科技有限公司
 * @date 2021 /9/7 9:45
 */
@Mapper
public interface ClassesMapper extends BaseMapper<Classes> {
    int deleteByPrimaryKey(Integer id);

    int insert(Classes record);

    int insertSelective(Classes record);

    Classes selectByPrimaryKey(Integer id);

    int updateByPrimaryKeySelective(Classes record);

    int updateByPrimaryKey(Classes record);

    /**
     * 班级分页列表
     *
     * @param requestVM the request vm
     * @return the list
     */
    List<Classes> page(ClassesPageRequestVM requestVM);

    /**
     * 根据uid查询班级
     *
     * @param uid the uid
     * @return the classes
     */
    Classes selectClassesByUid(@Param("uid") String uid);

    /**
     * 班级人数+1
     *
     * @param id the id
     * @return the int
     */
    int classesNumAdd(Integer id);

    /**
     * 班级人数-1
     *
     * @param id the id
     * @return the int
     */
    int classesNumSub(Integer id);

    /**
     * 根据创建人获取班级
     *
     * @param createId the create id
     * @return the classes by create
     */
    List<Classes> getClassesByCreate(@Param("createId") Integer createId);

    /**
     * 获取用户班级
     *
     * @param userId the user id
     * @param name   the name
     * @return the classes
     */
    Classes getClasses(@Param("userId") Integer userId, @Param("name") String name);
}