package web.servlet.teacher;

import domain.Course;
import domain.SelectCourse;
import domain.Student;
import service.CourseService;
import service.SelectCourseService;
import service.StudentService;
import service.impl.CourseServiceImpl;
import service.impl.SelectCourseServiceImpl;
import service.impl.StudentServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/updateScoreServlet")
public class UpdateScoreServlet extends HttpServlet {
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
<<<<<<< HEAD
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        //中文
        // 设置请求的字符编码为utf-8
>>>>>>> remotes/origin/develop
        request.setCharacterEncoding("utf-8");
        // 获取请求参数cid
        String cid = request.getParameter("cid");
        // 获取请求参数sid
        String sid = request.getParameter("sid");

        // 创建StudentService对象
        StudentService service = new StudentServiceImpl();
        // 创建Student对象
        Student student = new Student();
        // 设置Student对象的s_id属性
        student.setS_id(sid);
        // 根据Student对象的s_id属性查找学生信息
        // 根据学生id查找学生信息
        Student s = service.findStudentById(student);

        // 创建CourseServiceImpl对象
        CourseService service1 = new CourseServiceImpl();
        // 根据课程id查找选课信息
        Course c = service1.findSelectCourseByCourseId(cid);

        // 创建SelectCourseServiceImpl对象
        SelectCourseService service2 = new SelectCourseServiceImpl();
        // 根据课程id和学生id查找成绩信息
        SelectCourse sc = service2.findScoreByCourseIdAndStudentId(cid,sid);

        // 将学生信息、选课信息和成绩信息存入request对象中
        request.setAttribute("s",s);
        request.setAttribute("c",c);
        request.setAttribute("sc",sc);
        // 转发到updateOptionalCourseScore.jsp页面
        request.getRequestDispatcher("/WEB-INF/teacher/updateOptionalCourseScore.jsp").forward(request,response);
    }

    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request,response);
    }
}