package com.gkhy.exam.system.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.gkhy.exam.common.api.CommonPage;
import com.gkhy.exam.system.domain.ExPhaseStudent;
import com.gkhy.exam.system.domain.vo.StudentStudyVO;

import java.util.List;

/**
 * <p>
 * 课时批次与学员关系表 服务类
 * </p>
 *
 * @author kzy
 * @since 2024-06-06 13:53:17
 */
public interface ExPhaseStudentService extends IService<ExPhaseStudent> {


    /**
     * 新增批次与学员关系
     * @param phaseStudent
     * @return
     */
    public int addPhaseStudent(ExPhaseStudent phaseStudent);

    /**
     * 批量新增批次与学员关系
     * @param phaseStudents
     * @return
     */
    public int batchAddPhaseStudent(List<ExPhaseStudent> phaseStudents);

    /**
     * 分页获取批次下面的学员
     * @return
     */
    public CommonPage selectPhaseStudentList(ExPhaseStudent phaseStudent);

    /**
     * 分页获取学员下的批次列表
     * @param phaseStudent
     * @return
     */
    public CommonPage selectPhaseStudentListForStudent(ExPhaseStudent phaseStudent);

    /**
     * 删除批次下面的学员
     * @param phaseStudentId
     * @return
     */
    public int deletePhaseStudent(Long phaseStudentId);

    /**
     * 批量删除批次下面的学员
     * @param phaseStudentIds
     * @return
     */
    public void batchDeletePhaseStudent(List<Long> phaseStudentIds);

    /**
     * 校验学员是否已存在
     * @param phaseStudents
     */
    public void checkStudentUnique(List<ExPhaseStudent> phaseStudents);


    public List<StudentStudyVO> getPhaseStudentById(Long phaseStudentId);
}