package com.ruoyi.system.service.impl;

import java.util.List;
import com.ruoyi.common.utils.DateUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.ruoyi.system.mapper.CjCollegeMapper;
import com.ruoyi.system.domain.CjCollege;
import com.ruoyi.system.service.ICjCollegeService;

/**
 * 学院Service业务层处理
 * 
 * @author ruoyi
 * @date 2026-09-03
 */
@Service
public class CjCollegeServiceImpl implements ICjCollegeService 
{
    @Autowired
    private CjCollegeMapper cjCollegeMapper;

    /**
     * 查询学院
     * 
     * @param collegeId 学院主键
     * @return 学院
     */
    @Override
    public CjCollege selectCjCollegeByCollegeId(Long collegeId)
    {
        return cjCollegeMapper.selectCjCollegeByCollegeId(collegeId);
    }

    /**
     * 查询学院列表
     * 
     * @param cjCollege 学院
     * @return 学院
     */
    @Override
    public List<CjCollege> selectCjCollegeList(CjCollege cjCollege)
    {
        return cjCollegeMapper.selectCjCollegeList(cjCollege);
    }

    /**
     * 新增学院
     * 
     * @param cjCollege 学院
     * @return 结果
     */
    @Override
    public int insertCjCollege(CjCollege cjCollege)
    {
        cjCollege.setCreateTime(DateUtils.getNowDate());
        return cjCollegeMapper.insertCjCollege(cjCollege);
    }

    /**
     * 修改学院
     * 
     * @param cjCollege 学院
     * @return 结果
     */
    @Override
    public int updateCjCollege(CjCollege cjCollege)
    {
        cjCollege.setUpdateTime(DateUtils.getNowDate());
        return cjCollegeMapper.updateCjCollege(cjCollege);
    }

    /**
     * 批量删除学院
     * 
     * @param collegeIds 需要删除的学院主键
     * @return 结果
     */
    @Override
    public int deleteCjCollegeByCollegeIds(Long[] collegeIds)
    {
        return cjCollegeMapper.deleteCjCollegeByCollegeIds(collegeIds);
    }

    /**
     * 删除学院信息
     * 
     * @param collegeId 学院主键
     * @return 结果
     */
    @Override
    public int deleteCjCollegeByCollegeId(Long collegeId)
    {
        return cjCollegeMapper.deleteCjCollegeByCollegeId(collegeId);
    }
}