图书馆管理系统代码

#include

#define DEBUG 0

//宏定义决定测试代码是否编译0为不编译非0则编译

const char book_path[20] = "books.txt";

const char reader_path[20] = "readers.txt";

//文件读写声明

void read_from_files_to_vector();

void write_all_to_files();

#if DEBUG

void scan_readers() {

for(reader &s:readers) {

wcout << s;

}

}

#endif

int main()

{

//完成操作后需要在控制台按5中退出才会保存到文件

wcin.imbue(china);

wcout.imbue(china);

read_from_files_to_vector();

#if DEBUG

cout << "size of readers = " << readers.size() << endl;

cout << "size of books = " << books.size() << endl;

scan_book();

scan_readers();

#endif

string password = "123456"; //密码已改

cout << "------------欢迎使用中南大学网络在线图书系统------------"<

cout << "--------------------请选择登录方式--------------------" << endl; cout << " 1 管理员登陆2读者登陆" << endl;

int a;

cin >> a;

cleanScreen();

if (a == 1)

{

string str;

for (int j = 0; j <= 4; j++)

{

cout << "请输入管理密码,你有" << (4-j) << "次机会" << endl;

cin >> str;

if (password == str)

{

break;

}

else cout << "密码错误！请重新输入" << endl;

if (j == 4)

return 0;

}

cleanScreen();

cout << "-------------欢迎来到图书管理系统-------------" << endl;

cout << "成功登陆!你有以下操作可供选择" << endl;

cout << endl;

//操作循环

cout << " 1 浏览图书信息" << endl;

cout << " 2 图书信息修改" << endl;

cout << " 3 图书信息添加" << endl;

cout << " 4 图书信息删除" << endl;

cout << " 5 保存信息并退出系统" << endl;

cout << "--------------请选择操作选项编号--------------" << endl;

int b;

cin >> b;

cleanScreen();

while (b != 5) {

switch (b)

{

case 1:scan_book(); break;

case 2:modify_book(); break;

case 3:add_book(); break;

case 4:delete_book(); break;

default:cout << "输入错误，请重新输入"; break;

}

cout << endl;

cout << "---------------请进行下一次操作---------------" << endl;

cout << " 1 浏览图书信息" << endl;

cout << " 2 图书信息修改" << endl;

cout << " 3 图书信息添加" << endl;

cout << " 4 图书信息删除" << endl;

cout << " 5 退出系统" << endl;

cout << "--------------请选择操作选项编号--------------" << endl;

cin >> b;

cleanScreen();

}

write_all_to_files();

return 0;

}

else if (a == 2)

{

int readerIndex = 0; //记录读者下标

//输入学号登陆

cout << "--------------请输入学号--------------" << endl; wchar_t studentnumber[20];

for (int m = 0; m <= 9; m++)

{

cout << "请输入学号,你有" << (9-m) << "次机会" << endl;

wcin >> studentnumber;

int t;

for (t = 0; t < readers.size(); t++)

{

if (wcscmp(studentnumber, readers[t].cardnum) == 0)

{

readerIndex = t;

break;

}

}