C++-机房预约系统初实现

Identity.h

#pragma once
#include<iostream>
using namespace std;
#include"globalFile.h"
#include<fstream>

//身份抽象类
class Identity
{
public:

  //操作菜单  纯虚函数
  virtual void operMenu() = 0;

  string m_Name;//用户名
  string m_Pwd;//密码
};

manager.h

#pragma once
#include"Identity.h"
#include<vector>
#include"student.h"
#include"teacher.h"
#include<algorithm>
#include"computerRoom.h"

class Manager :public Identity
{
public:
  Manager();

  Manager(string name,string pwd);

  virtual void operMenu();

  //添加账号
  void addPerson();

  //查看账号
  void showPerson();

  //查看机房信息
  void showComputer();

  //清空预约记录
  void cleanFile();

  //初始化容器
  void initVector();

  //学生容器
  vector<Student>vStu;

  //教师容器
  vector<Teacher>vTea;

  //检测是否有重复的人(true为有重复)
  bool checkRepeat(int id, int type);

  //机房容器
  vector<ComputerRoom> vCom;
};

student.h

#pragma once
#include"Identity.h"
#include<vector>
#include"computerRoom.h"
#include"orderFile.h"
class Student:public Identity
{
public:
  //默认构造
  Student();

  //有参构造
  Student(int id, string name, string pwd);

  //菜单界面
  virtual void operMenu();

  //申请预约
  void applyOrder();

  //查看我的预约
  void showMyOrder();

  //查看所有预约
  void showAllOrder();

  //取消预约
  void cancelOrder();

  //学生学号
  int m_Id;

  //机房容器
  vector<ComputerRoom>vCom;
};

teacher.h

#pragma once
#include"Identity.h"
#include"orderFile.h"
#include"student.h"
class Teacher :public Identity
{
public:
  Teacher();

  Teacher(int emid, string name, string pwd);

  virtual void operMenu();

  //展示所有预约
  void showAllOrder();

  //审核预约
  void vailOrder();

  int m_Empid;//职工编号
};

orderFile.h

#pragma once
#include<iostream>
using namespace std;
#include<map>
#include"globalFile.h"
#include<fstream>
class OrderFile
{
public:

  OrderFile();

  //更新预约记录
  void updateOrder();

  //记录容器 key---记录的条数 value---具体记录的键值对信息
  map<int, map<string, string>>m_orderDate;

  //预约记录条数
  int m_Size;
};

globalFile.h

#pragma once

//管理员文件
#define ADMIN_FILE  "admin.txt"

//学生文件
#define STUDENT_FILE "student.txt"

//教师文件
#define TEACHER_FILE "teacher.txt"

//机房信息文件
#define COMPUTER_FILE "computerRoom.txt"

//订单文件
#define ORDER_FILE "order.txt"

computerRoom.h

#pragma once

//管理员文件
#define ADMIN_FILE  "admin.txt"

//学生文件
#define STUDENT_FILE "student.txt"

//教师文件
#define TEACHER_FILE "teacher.txt"

//机房信息文件
#define COMPUTER_FILE "computerRoom.txt"

//订单文件
#define ORDER_FILE "order.txt"

manager.cpp

#include"manager.h"

Manager::Manager()
{

}
Manager::Manager(string name, string pwd)
{
  this->m_Name = name;
  this->m_Pwd = pwd;

  this->initVector();


  ifstream ifs;
  ifs.open(COMPUTER_FILE, ios::in);
  ComputerRoom c;
  while (ifs >> c.m_ComId && ifs >> c.m_MaxNum)
  {
    vCom.push_back(c);
  }

  cout << "当前机房数量为：" << vCom.size() << endl;
  ifs.close();
}
void Manager::operMenu()
{
  cout << "欢迎管理员" <<this->m_Name<<"登录"<< endl;
  cout << "\t\t ------------------------------------\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             1.添加账号             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             2.查看账号             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             3.查看机房             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             4.清空预约             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             0.注销登录             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t ------------------------------------\n";
  cout << "请输入您的选择:" << endl;
}
//添加账号
void Manager::addPerson()
{
  cout << "请输入添加账号的类型:" << endl;
  cout << "1.添加学生" << endl;
  cout << "2.添加老师" << endl;

  string fileName;
  string tip;
  ofstream ofs;
  string errorTip;
  
  int select = 0;
  cin >> select;
  if (select == 1)
  {
    fileName = STUDENT_FILE;
    tip = "请输入学号：";
    errorTip = "学号重复，请重新输入：";
  }
  else if (select == 2)
  {
    fileName = TEACHER_FILE;
    tip = "请输入职工编号：";
    errorTip = "职工号重复，请重新输入：";
  }
  ofs.open(fileName, ios::out | ios::app);

  int id;
  string name;
  string pwd;
  cout << tip << endl;

  while (1)
  {
    cin >> id;

    bool ret = this->checkRepeat(id, select);
    if (ret)
    {
      cout << errorTip << endl;
    }
    else
    {
      break;
    }
  }

  cout << "请输入姓名：" << endl;
  cin >> name;

  cout << "请输入密码：" << endl;
  cin >> pwd;

  ofs << id << " " << name << " " << pwd << " " << endl;
  cout << "添加成功" << endl;

  system("pause");
  system("cls");

  ofs.close();

  this->initVector();

}
//初始化容器
void Manager::initVector()
{
  vStu.clear();
  vTea.clear();
  ifstream ifs;
  ifs.open(STUDENT_FILE, ios::in);
  if (!ifs.is_open())
  {
    cout << "文件读取失败" << endl;
    return;
  }

  Student s;
  while (ifs >> s.m_Id && ifs >> s.m_Name && ifs >> s.m_Pwd)
  {
    vStu.push_back(s);
  }
  cout << "当前学生数量为：" << vStu.size() << endl;
  ifs.close();


  ifs.open(TEACHER_FILE, ios::in);
  Teacher t;
  while (ifs >> t.m_Empid && ifs >> t.m_Name && ifs >> t.m_Pwd)
  {
    vTea.push_back(t);
  }
  cout << "当前教师数量为：" <<vTea.size()<< endl;

  ifs.close();
}
bool Manager::checkRepeat(int id, int type)
{
  if (type == 1)
  {
    for (vector<Student>::iterator it = vStu.begin(); it != vStu.end(); it++)
    {
      if (id == it->m_Id)
      {
        return true;
      }
    }
  }
  else
  {
    for (vector<Teacher>::iterator it = vTea.begin(); it != vTea.end(); it++)
    {
      if (id == it->m_Empid)
      {
        return true;
      }
    }
  }
  return false;
}
void printStudent(Student& s)
{
  cout << "学号：" << s.m_Id << " 姓名：" << s.m_Name << " 密码：" << s.m_Pwd << endl;
}
void printTeacher(Teacher& t)
{
  cout << "职工号：" << t.m_Empid << " 姓名：" << t.m_Name << " 密码：" << t.m_Pwd << endl;
}
//查看账号
void Manager::showPerson()
{
  cout << "选择要查看的内容" << endl;
  cout << "1.查看所有学生" << endl;
  cout << "2.查看所有老师" << endl;

  int select = 0;

  cin >> select;

  if (select == 1)
  {
    cout << "所有学生信息如下：" << endl;
    for_each(vStu.begin(), vStu.end(), printStudent);
  }
  else
  {
    cout << "所有老师信息如下：" << endl;
    for_each(vTea.begin(), vTea.end(), printTeacher);
  }
  system("pause");
  system("cls");
}
//查看机房信息
void Manager::showComputer()
{
  cout << "机房信息如下：" << endl;
  for (vector<ComputerRoom>::iterator it = vCom.begin(); it != vCom.end(); it++)
  {
    cout << "机房编号：" << it->m_ComId << "机房最大容量：" << it->m_MaxNum << endl;
  }
  system("pause");
  system("cls");

}
//清空预约记录
void Manager::cleanFile()
{
  ofstream ofs(ORDER_FILE, ios::trunc);
  ofs.close();

  cout << "清空成功" << endl;
  system("pause");
  system("cls");

}

student.cpp

#pragma once
#include"student.h"

//默认构造
Student::Student()
{

}
//有参构造
Student::Student(int id, string name, string pwd)
{
  this->m_Id = id;
  this->m_Name = name;
  this->m_Pwd = pwd;

  ifstream ifs;
  ifs.open(COMPUTER_FILE, ios::in);
  ComputerRoom c;
  while (ifs >> c.m_ComId && ifs >> c.m_MaxNum)
  {
    vCom.push_back(c);
  }
  ifs.close();

  
}
//菜单界面
void Student::operMenu()
{
  cout << "欢迎学生" << this->m_Name << "登录" << endl;
  cout << "\t\t ------------------------------------\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             1.申请预约             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             2.查看我的预约         |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             3.查看所有预约         |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             4.取消预约             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             0.注销登录             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t ------------------------------------\n";
  cout << "请输入您的选择:" << endl;
}
//申请预约
void Student::applyOrder()
{
  cout << "机房开放时间为周一至周五" << endl;
  cout << "请输入申请预约时间：" << endl;
  cout << "1.周一" << endl;
  cout << "2.周二" << endl;
  cout << "3.周三" << endl;
  cout << "4.周四" << endl;
  cout << "5.周五" << endl;

  int date = 0;
  int interval = 0;
  int roomId = 0;

  while (1)
  {
    cin >> date;
    if (date >= 1 && date <= 5)
    {
      break;
    }
    cout << "输入有误，重新输入" << endl;
  }
  cout << "请选择预约时间段：" << endl;
  cout << "1.上午" << endl;
  cout << "2.下午" << endl;

  while (1)
  {
    cin >> interval;
    if (interval >= 1 && interval <= 2)
    {
      break;
    }
    cout << "输入有误，重新输入" << endl;
  }

  cout << "请选择机房：" << endl;
  cout << "1号机房剩余：" << vCom[0].m_MaxNum << endl;
  cout << "2号机房剩余：" << vCom[1].m_MaxNum << endl;
  cout << "3号机房剩余：" << vCom[2].m_MaxNum << endl;

  while (1)
  {
    cin >> roomId;
    if (roomId >= 1 && roomId <= 3)
    {
      break;
    }
    cout << "输入有误，重新输入" << endl;
  }

  cout << "预约成功！审核中" << endl;

  ofstream ofs(ORDER_FILE, ios::app);
  ofs << "date:" << date << " ";
  ofs << "interval:" << interval << " ";
  ofs << "stuId:" << this->m_Id << " ";
  ofs << "stuName:" << this->m_Name << " ";
  ofs << "roomId:" << roomId << " ";
  ofs << "status:" << 1 << endl;

  ofs.close();

  system("pause");
  system("cls");

}
//查看我的预约
void Student::showMyOrder()
{
  OrderFile of;
  if (of.m_Size == 0)
  {
    cout << "无预约记录" << endl;
    system("pause");
    system("cls");
    return;
  }
  for (int i = 0; i < of.m_Size; i++)
  {
    //.c_str是先转成c语言风格->const char*  atoi是转换为int类型 否则无法比较
    if (atoi(of.m_orderDate[i]["stuId"].c_str()) == this->m_Id)
    {
      cout << "预约日期:周" << of.m_orderDate[i]["date"];
      cout << " 时段:" << (of.m_orderDate[i]["interval"] == "1" ? "上午" : "下午");
      cout << " 机房:" << of.m_orderDate[i]["roomId"];
      string status = " 状态：";
      if (of.m_orderDate[i]["status"] == "1")
      {
        status += "审核中";
      }
      else if (of.m_orderDate[i]["status"] == "2")
      {
        status += "预约成功";
      }
      else if (of.m_orderDate[i]["status"] == "-1")
      {
        status += "审核未通过，预约失败";
      }
      else
      {
        status += "预约已取消";
      }
      cout << status << endl;
    }
  }
  system("pause");
  system("cls");
}
//查看所有预约
void Student::showAllOrder()
{
  OrderFile of;
  if (of.m_Size == 0)
  {
    cout << "无预约记录" << endl;
    system("pause");
    system("cls");
    return;
  }
  for (int i = 0; i < of.m_Size; i++)
  {
    cout << i + 1 << "、";

    cout << "预约日期:周" << of.m_orderDate[i]["date"];
    cout << " 时段：" << (of.m_orderDate[i]["interval"] == "1" ? "上午" : "下午");
    cout << " 学号：" << of.m_orderDate[i]["stuId"];
    cout << " 姓名：" << of.m_orderDate[i]["stuName"];
    cout << " 机房：" << of.m_orderDate[i]["roomId"];
    string status = " 状态：";
    if (of.m_orderDate[i]["status"] == "1")
    {
      status += "审核中";
    }
    else if (of.m_orderDate[i]["status"] == "2")
    {
      status += "预约成功";
    }
    else if (of.m_orderDate[i]["status"] == "-1")
    {
      status += "审核未通过，预约失败";
    }
    else
    {
      status += "预约已取消";
    }
    cout << status << endl;
  }
  system("pause");
  system("cls");
}
//取消预约
void Student::cancelOrder()
{
  OrderFile of;
  if (of.m_Size == 0)
  {
    cout << "无预约记录" << endl;
    system("pause");
    system("cls");
    return;
  }
  cout << "审核中或预约成功的记录可以取消，请输入取消的记录" << endl;

  vector<int>v;
  int index = 1;
  for (int i = 0; i < of.m_Size; i++)
  {
    if (atoi(of.m_orderDate[i]["stuId"].c_str()) == this->m_Id)
    {
      if (of.m_orderDate[i]["status"] == "1" || of.m_orderDate[i]["status"] == "2")
      {
        v.push_back(i);
        cout << index++ << "、";

        cout << "预约日期:周" << of.m_orderDate[i]["date"];
        cout << " 时段:" << (of.m_orderDate[i]["interval"] == "1" ? "上午" : "下午");
        cout << " 机房:" << of.m_orderDate[i]["roomId"];
        string status = " 状态：";
        if (of.m_orderDate[i]["status"] == "1")
        {
          status += "审核中";
        }
        else if (of.m_orderDate[i]["status"] == "2")
        {
          status += "预约成功";
        }
        cout << status << endl;
      }
    }
  }
  cout << "请输入取消的记录，0代表返回" << endl;
  int select = 0;
  while (1)
  {
    cin >> select;
    if (select >= 0 && select <= v.size())
    {
      if(select==0)
      {
        break;
      }
      else
      {
        of.m_orderDate[v[select - 1]]["status"] = "0";
        of.updateOrder();
        cout << "已取消预约" << endl;
        break;
      }
    }
  }
  system("pause");
  system("cls");
}

teacher.cpp

#include"teacher.h"

Teacher::Teacher()
{

}
Teacher::Teacher(int emid, string name, string pwd)
{
  this->m_Empid = emid;
  this->m_Name = name;
  this->m_Pwd = pwd;
}
void Teacher::operMenu()
{
  cout << "欢迎老师" << this->m_Name << "登录" << endl;
  cout << "\t\t ------------------------------------\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             1.查看所有预约         |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             2.审核预约             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             0.注销登录             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t ------------------------------------\n";
  cout << "请输入您的选择:" << endl;
}
//展示所有预约
void Teacher::showAllOrder()
{
  Student stu;
  stu.showAllOrder();
  /*OrderFile of;
  if (of.m_Size == 0)
  {
    cout << "无预约记录" << endl;
    system("pause");
    system("cls");
    return;
  }
  for (int i = 0; i < of.m_Size; i++)
  {
    cout << i + 1 << "、";

    cout << "预约日期:周" << of.m_orderDate[i]["date"];
    cout << " 时段：" << (of.m_orderDate[i]["interval"] == "1" ? "上午" : "下午");
    cout << " 学号：" << of.m_orderDate[i]["stuId"];
    cout << " 姓名：" << of.m_orderDate[i]["stuName"];
    cout << " 机房：" << of.m_orderDate[i]["roomId"];
    string status = " 状态：";
    if (of.m_orderDate[i]["status"] == "1")
    {
      status += "审核中";
    }
    else if (of.m_orderDate[i]["status"] == "2")
    {
      status += "预约成功";
    }
    else if (of.m_orderDate[i]["status"] == "-1")
    {
      status += "审核未通过，预约失败";
    }
    else
    {
      status += "预约已取消";
    }
    cout << status << endl;
  }
  system("pause");
  system("cls");*/
}
//审核预约
void Teacher::vailOrder()
{
  OrderFile of;
  if (of.m_Size == 0)
  {
    cout << "无预约记录" << endl;
    system("pause");
    system("cls");
    return;
  }
  cout << "审核中或预约成功的记录可以取消，请输入取消的记录" << endl;

  vector<int>v;
  int index = 1;
  for (int i = 0; i < of.m_Size; i++)
  {
    if (of.m_orderDate[i]["status"] == "1" )
    {
      v.push_back(i);
      cout << index++ << "、";

      cout << "预约日期:周" << of.m_orderDate[i]["date"];
      cout << " 时段:" << (of.m_orderDate[i]["interval"] == "1" ? "上午" : "下午");
      cout << " 机房:" << of.m_orderDate[i]["roomId"];
      string status = " 状态：";
      if (of.m_orderDate[i]["status"] == "1")
      {
        status += "审核中";
      }
      cout << status << endl;
    }
  }
  cout << "请输入审核的的记录预约，0代表返回" << endl;
  int select = 0;
  int ret = 0;
  while (1)
  {
    cin >> select;
    if (select >= 0 && select <= v.size())
    {
      if (select == 0)
      {
        break;
      }
      else
      {
        cout << "请输入审核结果" << endl;
        cout << "1.通过" << endl;
        cout << "2.不通过" << endl;
        cin >> ret;

        if (ret == 1)
        {
          of.m_orderDate[v[select - 1]]["status"] = "2";
        }
        else
        {
          of.m_orderDate[v[select - 1]]["status"] = "-1";
        }
        of.updateOrder();
        cout << "审核完毕！" << endl;
        break;
      }
    }
    cout << "输入有误，重新输入" << endl;
  }
  system("pause");
  system("cls");
}

orderFile.cpp

#include"orderFile.h"

OrderFile::OrderFile()
{
  ifstream ifs;

  ifs.open(ORDER_FILE, ios::in);

  string date;
  string interval;
  string stuId;
  string stuName;
  string roomId;
  string status;

  this->m_Size = 0;//预约记录个数

  while (ifs >> date && ifs >> interval && ifs >> stuId && ifs >> stuName && ifs >> roomId && ifs >> status)
  {
    string key;
    string value;
    map<string, string>m;

    int pos = date.find(":");
    if (pos != -1)
    {
      key = date.substr(0,pos);
      value = date.substr(pos + 1, date.size() - pos-1);
      m.insert(make_pair(key, value));
    }

    pos = interval.find(":");
    if (pos != -1)
    {
      key = interval.substr(0, pos);
      value = interval.substr(pos + 1, interval.size() - pos - 1);
      m.insert(make_pair(key, value));
    }

    pos = stuId.find(":");
    if (pos != -1)
    {
      key = stuId.substr(0, pos);
      value = stuId.substr(pos + 1, stuId.size() - pos - 1);
      m.insert(make_pair(key, value));
    }

    pos = stuName.find(":");
    if (pos != -1)
    {
      key = stuName.substr(0, pos);
      value = stuName.substr(pos + 1, stuName.size() - pos - 1);
      m.insert(make_pair(key, value));
    }

    pos = roomId.find(":");
    if (pos != -1)
    {
      key = roomId.substr(0, pos);
      value = roomId.substr(pos + 1, roomId.size() - pos - 1);
      m.insert(make_pair(key, value));
    }

    pos = status.find(":");
    if (pos != -1)
    {
      key = status.substr(0, pos);
      value = status.substr(pos + 1, status.size() - pos - 1);
      m.insert(make_pair(key, value));
    }

    //将小map放入大map中
    this->m_orderDate.insert(make_pair(this->m_Size, m));
    this->m_Size++;
  }
  ifs.close();
}
//更新预约记录
void OrderFile::updateOrder()
{
  if (this->m_Size == 0)
  {
    return;
  }
  ofstream ofs(ORDER_FILE, ios::out | ios::trunc);
  for (int i = 0; i < m_Size; i++)
  {
    ofs << "date:" << this->m_orderDate[i]["date"] << " ";
    ofs << "interval:" << this->m_orderDate[i]["interval"] << " ";
    ofs << "stuId:" << this->m_orderDate[i]["stuId"] << " ";
    ofs << "stuName:" << this->m_orderDate[i]["stuName"] << " ";
    ofs << "roomId:" << this->m_orderDate[i]["roomId"] << " ";
    ofs << "status:" << this->m_orderDate[i]["status"] << endl;
  }
  ofs.close();
}

机房预约系统.cpp

#include<iostream>
using namespace std;
#include<string>
#include"Identity.h"
#include<fstream>
#include"globalFile.h"
#include"manager.h"
#include"student.h"
#include"teacher.h"




void managerMenu(Identity*& manager)
{
  while (1)
  {
    //调用管理员子菜单
    manager->operMenu();

    //将父类指针转为子类指针 调用子类的其他接口
    Manager* man = (Manager*)manager;

    int select = 0;
  
    cin >> select;

    if (select == 1)
    {
      cout << "添加账号" << endl;
      man->addPerson();
    }
    else if (select == 2)
    {
      cout << "查看账号" << endl;
      man->showPerson();
    }
    else if (select == 3)
    {
      cout << "查看机房" <<endl;
      man->showComputer();
    }
    else if (select == 4)
    {
      cout << "清空预约" << endl;
      man->cleanFile();
    }
    else
    {
      delete manager;
      cout << "注销成功" << endl;
      system("pause");
      system("cls");
      return;
    }
  }
}
void studentMenu(Identity*& student)
{
  while (1)
  {
    student->operMenu();

    Student* stu = (Student*)student;
    int select = 0;

    cin >> select;

    if (select == 1)
    {
      cout << "申请预约" << endl;
      stu->applyOrder();
    }
    else if (select == 2)
    {
      cout << "查看预约" << endl;
      stu->showMyOrder();
    }
    else if (select == 3)
    {
      cout << "查看所有人预约" << endl;
      stu->showAllOrder();
    }
    else if (select == 4)
    {
      cout << "取消预约" << endl;
      stu->cancelOrder();
    }
    else
    {
      delete student;
      cout << "注销成功" << endl;
      system("pause");
      system("cls");
      return;
    }
  }
}
void TeacherMenu(Identity* &teacher)
{
  while (1)
  {
    teacher->operMenu();

    Teacher* tea = (Teacher*)teacher;
    int select = 0;

    cin >> select;

    if (select == 1)
    {
      cout << "查看所有预约" << endl;
      tea->showAllOrder();
    }
    else if (select == 2)
    {
      cout << "审核预约" << endl;
      tea->vailOrder();
    }
    else
    {
      delete teacher;
      cout << "注销成功" << endl;
      system("pause");
      system("cls");
      return;
    }
  }
}
void menu()
{
  cout << "=====================================欢迎来到机房预约系统==========================================" << endl;
  cout << endl << "请选择您的身份：" << endl;
  cout << "\t\t-------------------------------------\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             1.学生代表             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             2.老    师             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             3.管 理 员             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t|             0.退    出             |\n";
  cout << "\t\t|                                    |\n";
  cout << "\t\t-------------------------------------\n";
  cout << "请输入您的选择:" << endl;
}

void LoginIn(string fileName, int type)
{
  Identity* person = NULL;

  ifstream ifs;
  ifs.open(fileName, ios::in);

  //文件不存在
  if (!ifs.is_open())
  {
    cout << "文件不存在" << endl;
    ifs.close();
    return;
  }

  int id = 0;
  string name;
  string pwd;
  //判断身份
  if (type == 1)
  {
    cout << "请输入你的学号" << endl;
    cin >> id;
  }
  else if(type==2)
  {
    cout << "请输入你的职工号" << endl;
    cin >> id;
  }

  cout << "请输入用户名：" << endl;
  cin >> name;

  cout << "请输入密码：" << endl;
  cin >> pwd;

  if (type == 1)
  {
    //学生登陆验证
    int fId;
    string fName;
    string fPwd;

    while (ifs >> fId && ifs >> fName && ifs >> fPwd)
    {
      if (fId == id && fName == name && fPwd == pwd)
      {
        cout << "学生验证通过！" << endl;
        system("pause");
        system("cls");

        person = new Student(id, name, pwd);
        studentMenu(person);

        return;

      }
    }
  }
  else if (type == 2)
  {
    //教师登录验证
    int fId;
    string fName;
    string fPwd;

    while (ifs >> fId && ifs >> fName && ifs >> fPwd)
    {
      if (fId == id && fName == name && fPwd == pwd)
      {
        cout << "老师验证通过！" << endl;
        system("pause");
        system("cls");

        person = new Teacher(id, name, pwd);
        TeacherMenu(person);

        return;
      }
    }
  }
  else if (type == 3)
  {
    //管理员验证登录
    string fName;
    string fPwd;

    while (ifs >> fName && ifs >> fPwd)
    {
      if ( fName == name && fPwd == pwd)
      {
        cout << "管理员验证通过！" << endl;
        system("pause");
        system("cls");

        person = new Manager( name, pwd);


        managerMenu(person);

        return;
      }
    }
  }

  cout << "验证登录失败！" << endl;

  system("pause");
  system("cls");
  return;
}
int main()
{
  int select = 0;
  do
  {
    menu();
    cin >> select;

    switch (select)
    {
    case 1://学生身份
      LoginIn(STUDENT_FILE, 1);
      break;
    case 2://老师身份
      LoginIn(TEACHER_FILE, 2);
      break;
    case 3://管理员身份
      LoginIn(ADMIN_FILE, 3);
      break;
    case 0:
      cout << "按任意键退出系统" << endl;
      break;
    default:
      cout << "输入有误，重新输入" << endl;
      system("pause");
      system("cls");
      break;
    }
  } while (select);
  system("pause");


  return 0;
}