第四次数据库作业--MainServlet部分

package controller;

import model.ClazzEntity;
import model.StudentEntity;
import model.TeacherEntity;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import repository.ClazzRepository;
import repository.StudentsRepository;
import repository.TeacherRepository;
import java.util.List;

@Controller
public class MainController {

    @Autowired
    StudentsRepository studentsRepository;
    @Autowired
    TeacherRepository teacherRepository;
    @Autowired
    ClazzRepository clazzRepository;

    @RequestMapping(value = "/", method = RequestMethod.GET)
    public String index() {
        return "index";
    }

    @RequestMapping(value = "/admin/students", method = RequestMethod.GET)
    public String getStudents(ModelMap modelMap) {
        List<StudentEntity> studentList= studentsRepository.findAll();
        modelMap.addAttribute("studentList", studentList);
        return "admin/students";
    }

    @RequestMapping(value = "/admin/students/add", method = RequestMethod.GET)
    public String addStudent() {
        return "admin/addStudent";
    }

    @RequestMapping(value = "/admin/students/addS", method = RequestMethod.POST)
    public String addStudentPost(@ModelAttribute("student") StudentEntity studentEntity) {
        studentsRepository.saveAndFlush(studentEntity);
        return "redirect:/admin/students";
    }

    @RequestMapping(value = "/admin/students/show/{sid}", method = RequestMethod.GET)
    public String showStudent(@PathVariable("sid") Integer sid, ModelMap modelMap) {
        StudentEntity studentEntity = studentsRepository.findOne(sid);
        modelMap.addAttribute("student",studentEntity);
        return "admin/studentDetail";
    }

    @RequestMapping(value = "/admin/students/delete/{sid}", method = RequestMethod.GET)
    public String deleteStudent(@PathVariable("sid") Integer sid) {
        studentsRepository.delete(sid);
        studentsRepository.flush();
        return "redirect:/admin/students";
    }

    @RequestMapping(value = "/admin/students/update/{sid}", method = RequestMethod.GET)
    public String updateStudent(@PathVariable("sid") Integer sid, ModelMap modelMap) {
        StudentEntity studentEntity = studentsRepository.findOne(sid);
        modelMap.addAttribute("student", studentEntity);
        return "admin/updateStudent";
    }

    @RequestMapping(value = "/admin/students/updateP", method = RequestMethod.POST)
    public String updateStudentPost(@ModelAttribute("studentP") StudentEntity  studentEntity) {
        studentsRepository.updateStudent(
                studentEntity.getSname(),
                studentEntity.getSsex(),
                studentEntity.getSbirthday(),
                studentEntity.getSphone(),
                studentEntity.getSid()
        );
        studentsRepository.flush();
        return "redirect:/admin/students";
    }

    @RequestMapping(value = "/admin/teachers", method = RequestMethod.GET)
    public String getTeachers(ModelMap modelMap) {
        List<TeacherEntity> teacherList = teacherRepository.findAll();
        modelMap.addAttribute("teacherList", teacherList);
        return "admin/teachers";
    }

    @RequestMapping(value="/admin/clazzs",method = RequestMethod.GET)
    public String getClazzs(ModelMap modelMap){
        List<ClazzEntity> clazzList = clazzRepository.findAll();
        modelMap.addAttribute("clazzList",clazzList);
        return "admin/clazzs";
    }

    @RequestMapping(value = "/admin/teachers/add", method = RequestMethod.GET)
    public String addTeacher() {
        return "admin/addTeacher";
    }

    @RequestMapping(value = "/admin/teachers/addT", method = RequestMethod.POST)
    public String addTeacherPost(@ModelAttribute("teacher") TeacherEntity teacherEntity) {
        teacherRepository.saveAndFlush(teacherEntity);
        return "redirect:/admin/teachers";
    }

    @RequestMapping(value = "/admin/teachers/show/{tid}", method = RequestMethod.GET)
    public String showTeacher(@PathVariable("tid") Integer tid, ModelMap modelMap) {
        TeacherEntity teacherEntity = teacherRepository.findOne(tid);
        modelMap.addAttribute("teacher",teacherEntity);
        return "admin/teacherDetail";
    }

    @RequestMapping(value = "/admin/teachers/delete/{tid}", method = RequestMethod.GET)
    public String deleteTeacher(@PathVariable("tid") Integer tid) {
        teacherRepository.delete(tid);
        teacherRepository.flush();
        return "redirect:/admin/teachers";
    }

    @RequestMapping(value = "/admin/teachers/update/{tid}", method = RequestMethod.GET)
    public String updateTeacher(@PathVariable("tid") Integer tid, ModelMap modelMap) {
        TeacherEntity teacherEntity = teacherRepository.findOne(tid);
        modelMap.addAttribute("teacher", teacherEntity);
        return "admin/updateTeacher";
    }

    @RequestMapping(value = "/admin/teachers/update", method = RequestMethod.POST)
    public String updateTeacherPost(@ModelAttribute("teacher") TeacherEntity teacherEntity) {
        teacherRepository.updateTeacher(
                teacherEntity.getTname(),
                teacherEntity.getTsex(),
                teacherEntity.getTbirthday(),
                teacherEntity.getTphone(),
                teacherEntity.getTfield(),
                teacherEntity.getTqualificationLevel(),
                teacherEntity.getTemail(),
                teacherEntity.getTqq(),
                teacherEntity.getTmsn(),
                teacherEntity.getTid());
        teacherRepository.flush();
        return "redirect:/admin/teachers";
    }

    @RequestMapping(value = "/admin/clazzs/show/{cid}", method = RequestMethod.GET)
    public String showClazz(@PathVariable("cid") Integer cid, ModelMap modelMap) {
        ClazzEntity clazzEntity = clazzRepository.findOne(cid);
        modelMap.addAttribute("clazz",clazzEntity);
        return "admin/clazzDetail";
    }

    @RequestMapping(value = "/admin/clazzs/update/{cid}", method = RequestMethod.GET)
    public String updateClazz(@PathVariable("cid") Integer cid, ModelMap modelMap) {
        ClazzEntity clazzEntity = clazzRepository.findOne(cid);
        modelMap.addAttribute("clazz",clazzEntity);
        return "admin/updateClazz";
    }

    @RequestMapping(value = "/admin/clazzs/update", method = RequestMethod.POST)
    public String updateClazzPost(@ModelAttribute("clazz") ClazzEntity clazzEntity) {
        clazzRepository.updateClazz(
            clazzEntity.getCname(),
            clazzEntity.getCyear(),
            clazzEntity.getCid()
    );
        clazzRepository.flush();
        return "redirect:/admin/clazzs";
    }

    @RequestMapping(value = "/admin/clazzs/delete/{cid}", method = RequestMethod.GET)
    public String deleteClazz(@PathVariable("cid") Integer cid) {
        clazzRepository.delete(cid);
        clazzRepository.flush();
        return "redirect:/admin/clazzs";
    }

    @RequestMapping(value = "/admin/clazzs/add", method = RequestMethod.GET)
    public String addClazz() {
        return "admin/addClazz";
    }

    @RequestMapping(value = "/admin/clazzs/add", method = RequestMethod.POST)
    public String addClazzPost(@ModelAttribute("clazz") ClazzEntity clazzEntity) {
        clazzRepository.saveAndFlush(clazzEntity);
        return "redirect:/admin/clazzs";
    }
}