package com.ruoyi.system.service.impl; 
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import java.util.List; 
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import com.ruoyi.common.utils.DateUtils; 
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import org.springframework.beans.factory.annotation.Autowired; 
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import org.springframework.stereotype.Service; 
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; 
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import com.baomidou.mybatisplus.core.toolkit.Wrappers; 
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; 
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import java.util.ArrayList; 
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import java.util.Map; 
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import com.ruoyi.common.utils.StringUtils; 
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import com.ruoyi.system.mapper.SysStudentMapper; 
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import com.ruoyi.system.domain.SysStudent; 
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import com.ruoyi.system.service.ISysStudentService; 
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/** 
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 * 学生信息Service业务层处理 
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 *  
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 * @author ruoyi 
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 * @date 2021-10-28 
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 */ 
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@Service 
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public class SysStudentServiceImpl extends ServiceImpl<SysStudentMapper, SysStudent> implements ISysStudentService  
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{ 
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    /** 
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     * 查询学生信息列表 
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     *  
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     * @param sysStudent 学生信息 
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     * @return 学生信息 
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     */ 
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    @Override 
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    public List<SysStudent> queryList(SysStudent sysStudent) { 
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        LambdaQueryWrapper<SysStudent> wrappers = Wrappers.lambdaQuery(); 
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        if (StringUtils.isNotBlank(sysStudent.getStudentName())){ 
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            wrappers.like(SysStudent::getStudentName ,sysStudent.getStudentName()); 
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        } 
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        if (sysStudent.getStudentAge() != null){ 
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            wrappers.eq(SysStudent::getStudentAge ,sysStudent.getStudentAge()); 
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        } 
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        if (StringUtils.isNotBlank(sysStudent.getStudentHobby())){ 
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            wrappers.eq(SysStudent::getStudentHobby ,sysStudent.getStudentHobby()); 
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        } 
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        if (StringUtils.isNotBlank(sysStudent.getStudentSex())){ 
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            wrappers.eq(SysStudent::getStudentSex ,sysStudent.getStudentSex()); 
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        } 
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        if (StringUtils.isNotBlank(sysStudent.getStudentStatus())){ 
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            wrappers.eq(SysStudent::getStudentStatus ,sysStudent.getStudentStatus()); 
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        } 
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        Map<String, Object> params = sysStudent.getParams(); 
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        if (params.get("beginStudentBirthday") != null && params.get("endStudentBirthday") != null) { 
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            wrappers.between(SysStudent::getStudentBirthday ,params.get("beginStudentBirthday"),params.get("endStudentBirthday")); 
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        } 
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        return this.list(wrappers); 
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    } 
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} 
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