C++ 机房预约系统 ----学习笔记
文章目录
- C++ 机房预约系统
-
- 1、main.cpp
- 2、identity.h 身份抽象基类
- 3.1、manager.h 管理员类
- 3.2、manager.cpp
- 4.1、student.h 学生类
- 4.2、student.cpp
- 5.1、teacher.h 教师类
- 5.2、teacher.cpp
- 6.1、orderFile.h 预约类
- 6.2、orderFile.cpp
- 7.1、computerRoom.h 机房类
- 7.2、globalFile.h 文件名宏定义文件
C++ 机房预约系统
视频教程：https://www.bilibili.com/video/BV1et411b73Z?p=282
1、项目介绍
1、main.cpp
#include 2、identity.h 身份抽象基类
#ifndef _03_STL_IDENTITY_H
#define _03_STL_IDENTITY_H
#include 3.1、manager.h 管理员类
#ifndef _03_STL_MANAGER_H
#define _03_STL_MANAGER_H
#include 3.2、manager.cpp
#include "manager.h"
//默认构造
Manager::Manager()
{
}
//有参构造 (管理员姓名，密码）
Manager::Manager(string name , string pwd)
{
//初始化管理员信息
this->m_Name = name;
this->m_Pwd = pwd;
//初始化容器，获取到所有文件中 学生、老师的信息
this->initVector();
//初始化机房信息
ifstream ifs;
ifs.open(COMPUTER_FILE , ios::in);
ComputerRoom com;
while(ifs >> com.m_ComId && ifs >> com.m_MaxNum)
{
vCom.push_back(com);
}
ifs.close();
cout << "机房的数量为：" << vCom.size() << endl;
}
//选择菜单
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 << "请选择你的操作：" << endl;
}
//添加账号
void Manager::addPerson()
{
cout << "请输入添加账号类型" << endl;
cout << "1、添加学生" << endl;
cout << "2、添加老师" << endl;
string fileName; //操作文件名
string tip; //提示id号
string errorTip; //重复错误提示
ofstream ofs; //文件操作对象
int select = 0;
cin >> select;
if(select == 1)
{
//添加学生
fileName = STUDENT_FILE;
tip = "请输入学号：";
errorTip = "学号重复，请重新输入";
}
else
{
fileName = TEACHER_FILE;
tip = "请输入职工编号: ";
errorTip = "职工号重复，请重新输入" ;
}
//利用追加的方式写文件
ofs.open(fileName , ios::out | ios::app);
int id; //学号 /职工号
string name;
string pwd;
cout << tip << endl;
//判断是否输入重复 号
while(true)
{
cin >> id;
bool ret = checkRepeat(id , select);
if(ret) //有重复
{
cout << errorTip << endl;
}
else
{
break;
}
}
cout << "请输入姓名: " << endl;
cin >> name;
cout << "请输入密码：" << endl;
cin >> pwd;
//向文件中添加数据
ofs << id << " " << name << " " << pwd << " " << endl;
cout << "添加成功！" << endl;
system("pause");
system("cls");
ofs.close();
//初始化容器
this->initVector(); //实时更新
}
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 << "请选择查看的内容：" << 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)
{
//查看学生
cout << "学生所有信息如下：" << endl;
for_each(vStu.begin() , vStu.end() , printStudent);
}
else
{
//查看老师
cout << "老师所有信息如下：" << 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::clearFile()
{
ofstream ofs(ORDER_FILE , ios::trunc);
ofs.close();
cout << "清空成功！" << endl;
system("pause");
system("cls");
}
//初始化容器
void Manager::initVector()
{
//确保容器清空状态
vStu.clear();
vTea.clear();
//读取信息，学生
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();
//读取信息，教师
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 << "当前教师的数量为：" << vTea.size() << endl;
ifs.close();
}
//检测重复
bool Manager::checkRepeat(int id , int type)
{
if(type == 1)
{
//检测学生
for(vector<Student>::iterator it = vStu.begin() ; it != vStu.end() ; it++)
{
if(id == it->m_Id)
{
return true;
}
}
}
else
{
//检测老师
for(vector<Teacher>::iterator it = vTea.begin() ; it != vTea.end() ; it ++)
{
if(id == it->m_EmpId)
{
return true;
}
}
}
return false;
}
4.1、student.h 学生类
//
// Created by Administrator on 2021/8/11.
//
#ifndef _03_STL_STUDENT_H
#define _03_STL_STUDENT_H
#include 4.2、student.cpp
#include "student.h"
//默认构造
Student::Student()
{
}
//有参构造 参数：学号，姓名，密码
Student::Student(int id , string name , string pwd)
{
//初始化属性
this->m_Id = id;
this->m_Name = name;
this->m_Pwd = pwd;
//初始化机房信息
ifstream ifs;
ifs.open(COMPUTER_FILE , ios::in);
ComputerRoom com;
while( ifs >> com.m_ComId && ifs >> com.m_MaxNum)
{
//将读取的信息放入到窗器中
vCom.push_back(com);
}
ifs.close();
}
//菜单界面
void Student::operMenu()
{
cout << "欢迎学生代表：" << 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 << "请选择你的操作：" << endl;
}
//申请预约
void Student::applyOrder()
{
cout << "机房开放时间为周一至周五！" << endl;
cout << "请输入申请预约的时间：" << 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 ; //日期
int interval = 0 ; //时间段
int room = 0; //机房编号
while(true)
{
cin >> date;
if(date >= 1 && date <= 5)
{
break;
}
cout << "输入有误，请重新输入：" << endl;
}
cout << "请输入申请预约时间段：" << endl;
cout << "1、上午" << endl;
cout << "2、下午" << endl;
while(true)
{
cin >> interval;
if(interval >= 1 && interval <= 2)
{
break;
}
cout << "输入有误，请重新输入：" << endl;
}
cout << "请选择机房：" << endl;
for(int i = 0 ; i < vCom.size() ; i++)
{
cout << vCom[i].m_ComId << "号机房容量为：" << vCom[i].m_MaxNum << endl;
}
while(true)
{
cin >> room;
if(room >= 1 && room <= 3)
{
break;
}
cout << "输入有误，请重新输入：" << endl;
}
cout << "预约成功！审核中" << endl;
//写入数据
ofstream ofs;
ofs.open(ORDER_FILE , ios::app);
ofs << "date:" << date << " ";
ofs << "interval:" << interval << " ";
ofs << "stuId:" << this->m_Id << " ";
ofs << "stuName:" << this->m_Name << " ";
ofs << "roomId:" << room << " ";
ofs << "status:" << 1 << endl;
ofs.close();
system("pause");
system("cls");
}
//查看自身预约
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++)
{
// string 转 int
// string 利用 .c_str() 转 const char *
// 利用 atoi (const char *) 转 int
//找到自身预约
if(this->m_Id == atoi(of.m_orderData[i]["stuId"].c_str()))
{
cout << "预约日期： 周" << of.m_orderData[i]["date"];
cout << "时间段： " << (of.m_orderData[i]["interval"] == "1" ? "上午" : "下午");
cout << "机房号： " << of.m_orderData[i]["roomId"];
string status = "状态： ";
// 1：审核中 2：已预约 -1：预约失败 0：取消预约
if(of.m_orderData[i]["status"] == "1")
{
status += "审核中";
}
else if(of.m_orderData[i]["status"] == "2")
{
status += "预约成功";
}
else if(of.m_orderData[i]["status"] == "-1")
{
status += "预约失败，审核未通过";
}
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_orderData[i]["date"];
cout << " 日期段： " << (of.m_orderData[i]["interval"] == "1" ?"上午" : "下午") ;
cout << " 学号： " << of.m_orderData[i]["stuId"];
cout << " 姓名： " << of.m_orderData[i]["stuName"];
cout << " 机房编号： " << of.m_orderData[i]["roomId"];
string status = " 状态： ";
// 1：审核中 2：已预约 -1：预约失败 0：取消预约
if(of.m_orderData[i]["status"] == "1")
{
status += "审核中";
}
else if(of.m_orderData[i]["status"] == "2")
{
status += "预约成功";
}
else if(of.m_orderData[i]["status"] == "-1")
{
status += "预约失败，审核未通过";
}
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; //存放在最大容器中的下标编号
int index = 1;
for(int i = 0 ; i < of.m_Size ; i++)
{
//先判断是自身学号
if(this->m_Id == atoi(of.m_orderData[i]["stuId"].c_str()))
{
//再筛选状态，审核中或预约成功
if(of.m_orderData[i]["status"] == "1" || of.m_orderData[i]["status"] == "2")
{
v.push_back(i);
cout << index ++ << "、 ";
cout << "预约日期： 周" << of.m_orderData[i]["date"];
cout << " 时间段： " << (of.m_orderData[i]["interval"] == "1" ? "上午" : "下午");
cout << " 机房编号： " << of.m_orderData[i]["roomId"];
string status = " 状态: ";
if(of.m_orderData[i]["status"] == "1")
{
status += "审核中";
}
else if(of.m_orderData[i]["status"] == "2")
{
status += "预约成功" ;
}
cout << status << endl;
}
}
}
cout << "请输入要取消的记录，0代表返回" << endl;
int select = 0;
while(true)
{
cin >> select;
if(select >= 0 && select <= v.size())
{
if(select == 0)
{
break;
}
else
{
of.m_orderData[v[select - 1]]["status"] = "0";
of.updateOrder();
cout << "已取消预约" << endl;
break;
}
}
cout << "输入有误，请重新输入" << endl;
}
system("pause");
system("cls");
}
5.1、teacher.h 教师类
//
// Created by Administrator on 2021/8/11.
//
#ifndef _03_STL_TEACHER_H
#define _03_STL_TEACHER_H
#include 5.2、teacher.cpp
#include "teacher.h"
//默认构造
Teacher::Teacher()
{
}
//有参构造 (职工编号，姓名，密码）
Teacher::Teacher(int empId , string name , string pwd)
{
//初始化属性
this->m_EmpId = empId;
this->m_Name = name;
this->m_Pwd = pwd;
}
//菜单界面
void Teacher::operMenu()
{
cout << "欢迎教师：" << 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 << "请选择你的操作：" << endl;
}
//查看所有预约
void Teacher::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_orderData[i]["date"];
cout << " 时间段： " << (of.m_orderData[i]["interval"] == "1" ? "上午" : "下午");
cout << " 学号： " << of.m_orderData[i]["stuId"];
cout << " 姓名： " << of.m_orderData[i]["stuName"];
cout << " 机房编号： " << of.m_orderData[i]["roomId"];
string status = " 状态： ";
//1：审核中 2：已预约 -1：预约失败 0：取消预约
if(of.m_orderData[i]["status"] == "1")
{
status += "审核中";
}
else if(of.m_orderData[i]["status"] == "2")
{
status += "预约成功";
}
else if(of.m_orderData[i]["status"] == "-1")
{
status += "预约失败，审核未通过";
}
else
{
status += "预约已取消";
}
cout << status << endl;
}
system("pause");
system("cls");
}
//审核预约
void Teacher::validOrder()
{
OrderFile of;
if(of.m_Size == 0)
{
cout << "无预约记录" << endl;
system("pause");
system("cls");
return;
}
vector<int> v;
int index = 0;
cout << "待审核的预约记录如下： " << endl;
for(int i = 0 ; i < of.m_Size ; i++)
{
if(of.m_orderData[i]["status"] == "1")
{
v.push_back(i);
cout << ++index << "、 ";
cout << "预约日期： 周" << of.m_orderData[i]["date"];
cout << " 时间段： " << (of.m_orderData[i]["interval"] == "1" ? "上午" : "下午");
cout << " 学生编号: " << of.m_orderData[i]["stuId"];
cout << " 学生姓名： " << of.m_orderData[i]["stuName"];
cout << " 机房编号： " << of.m_orderData[i]["roomId"];
string status = " 状态：审核中 ";
cout << status << endl;
}
}
cout << "请输入审核的预约记录，0代表返回" << endl;
int select = 0 ;//接受用户选择的预约记录
int ret = 0 ; //接受预约结果记录
while(true)
{
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)
{
//通过情况
of.m_orderData[v[select - 1]]["status"] = "2";
}
else
{
//不通过情况
of.m_orderData[v[select - 1]]["status"] = "-1";
}
of.updateOrder(); //更新预约记录
cout << "审核完毕" << endl;
break;
}
}
cout << "输入有误，请重新输入！" << endl;
}
system("pause");
system("cls");
}
6.1、orderFile.h 预约类
#ifndef _03_STL_ORDERFILE_H
#define _03_STL_ORDERFILE_H
#include 6.2、orderFile.cpp
#include "orderFile.h"
//构造函数
OrderFile::OrderFile()
{
ifstream ifs;
ifs.open(ORDER_FILE , ios::in);
string date; //日期
string interval; //时间段
string stuId; //学生编号
string stuName; //学生姓名
string roomId; //机房编号
string status; //预约状态
this->m_Size = 0; //记录条数
while(ifs >> date && ifs >> interval && ifs >> stuId &&
ifs >> stuName && ifs >> roomId && ifs >> status)
{
/*cout << date << endl;
cout << interval << endl;
cout << stuId << endl;
cout << stuName << endl;
cout << roomId << endl;
cout << status << endl;
cout << endl;*/
//date:1
//截取日期
string key;
string value;
map<string ,string> m;
int pos = date.find(":"); //4
if(pos != -1)
{
key = date.substr(0 , pos); //开始位置0，到查找的位置下标
value = date.substr(pos + 1 , date.size() - pos - 1);
m.insert(make_pair(key , value));
}
/* cout << "key = " << key << endl;
cout << "value = " << value << endl;*/
//截取时间段
pos = interval.find(":"); //4
if(pos != -1)
{
key = interval.substr(0 , pos); //开始位置0，到查找的位置下标
value = interval.substr(pos + 1 , interval.size() - pos - 1);
m.insert(make_pair(key , value));
}
//截取学生编号
pos = stuId.find(":"); //4
if(pos != -1)
{
key = stuId.substr(0 , pos); //开始位置0，到查找的位置下标
value = stuId.substr(pos + 1 , stuId.size() - pos - 1);
m.insert(make_pair(key , value));
}
//截取学生姓名
pos = stuName.find(":"); //4
if(pos != -1)
{
key = stuName.substr(0 , pos); //开始位置0，到查找的位置下标
value = stuName.substr(pos + 1 , stuName.size() - pos - 1);
m.insert(make_pair(key , value));
}
//截取机房编号
pos = roomId.find(":"); //4
if(pos != -1)
{
key = roomId.substr(0 , pos); //开始位置0，到查找的位置下标
value = roomId.substr(pos + 1 , roomId.size() - pos - 1);
m.insert(make_pair(key , value));
}
//截取预约状态
pos = status.find(":"); //4
if(pos != -1)
{
key = status.substr(0 , pos); //开始位置0，到查找的位置下标
value = status.substr(pos + 1 , status.size() - pos - 1);
m.insert(make_pair(key , value));
}
//将小map容器放入到大的map容器中
this->m_orderData.insert(make_pair(this->m_Size , m));
this->m_Size ++;
}
ifs.close();
//测试最大map容器
/* for(map>::iterator it = m_orderData.begin() ; it != m_orderData.end() ; it++)
{
cout << "条数为：" << it->first << " value = " << endl;
for(map::iterator mit = it->second.begin() ; mit != it->second.end() ; mit++)
{
cout << "key = " << mit->first << " value = " << mit->second << " ";
}
cout << endl;
}*/
}
//更新预约记录
void OrderFile::updateOrder()
{
if(this->m_Size == 0)
{
return; //预约0记录0条，直接返回
}
ofstream ofs(ORDER_FILE , ios::out | ios::trunc);
for(int i = 0 ; i < this->m_Size ; i++)
{
ofs << "date:" << this->m_orderData[i]["date"] << " ";
ofs << "interval:" << this->m_orderData[i]["interval"] << " ";
ofs << "stuId:" << this->m_orderData[i]["stuId"] << " ";
ofs << "stuName:" << this->m_orderData[i]["stuName"] << " ";
ofs << "roomId:" << this->m_orderData[i]["roomId"] << " ";
ofs << "status:" << this->m_orderData[i]["status"] << endl;
}
ofs.close();
}
7.1、computerRoom.h 机房类
#ifndef _03_STL_COMPUTERROOM_H
#define _03_STL_COMPUTERROOM_H
#include 7.2、globalFile.h 文件名宏定义文件
#ifndef _03_STL_GLOBALFILE_H
#define _03_STL_GLOBALFILE_H
//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"
#endif //_03_STL_GLOBALFILE_H