package com.jevon.service.impl;

import com.jevon.mapper.StudentMapper;
import com.jevon.model.Student;
import com.jevon.service.StudentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.List;

/**
 * @author chen
 * @version 1.0
 * @date 2019/10/18 0018 15:16
 */
@Service
public class StudentServiceImpl implements StudentService {

    @Autowired
    StudentMapper studentMapper;

    @Override
    public int insertBatch(List<Student> list) {
        int i = 0 ;
        List<Student> result = new ArrayList<>();
        for(Student student :list){
            i++ ;
            result.add(student);
            if(i % 100 == 0){
                studentMapper.insertBatch(result);
                result = new ArrayList<>();
            }
        }

        studentMapper.insertBatch(result);
        return  1 ;
    }

    @Override
    public List<Student> selectBySchoolName(int analyseId, String schoolName) {
        Student student = new Student();

        student.setAnalyseId(analyseId);
        student.setSchoolName(schoolName);
        return studentMapper.selectBySchoolName(student);
    }

    @Override
    public int selectCountByScore(int analyseId, String schoolName, double begin, double end) {
        Student student = new Student();
        student.setAnalyseId(analyseId);

        student.setSchoolName(schoolName);

        student.setBegin(begin);
        student.setEnd(end);
        return studentMapper.selectCountByScore(student);

    }

}