大一上学期闭组考核（借阅功能有逻辑错误）

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 图书馆管理系统
{
class Program
{

    public static void Main(string[] args){ //登陆读入图书数据Book book = new Book();List<Book> books = new List<Book>();book.ReadBook(books);//登陆Console.WriteLine("---------欢迎使用图书管理系统---------");Console.WriteLine("您的身份是？");Console.WriteLine("如果您的身份是学生请输入“1”");Console.WriteLine("如果您的身份是教师请输入“2”");bool A = false;string identity = Convert.ToString(Console.ReadLine());switch (identity){case "1"://学生登陆Console.WriteLine("您的身份是学生,请登录");StudentWhetherUser();Student s1 = new Student();s1.StudentLogin();         break;case "2"://教师登陆Console.WriteLine("您的身份是教师,请登录");TeacherWhetherUser();A = true;break;}if (A==true){//进入系统读取数据List<Student> array = new List<Student>();Start(array);bool a = true;do {Console.WriteLine("---------欢迎使用图书管理系统---------");Console.WriteLine("输入1，添加学生信息");Console.WriteLine("输入2，删除学生信息");Console.WriteLine("输入3，修改学生信息");Console.WriteLine("输入4，查看全部学生信息");Console.WriteLine("输入5，添加图书信息");Console.WriteLine("输入6，查看图书信息");Console.WriteLine("输入7，退出系统");Console.WriteLine("请输入您的选择");string sc = Convert.ToString(Console.ReadLine());switch (sc){case "1"://Console.WriteLine("添加学生信息");addStudent(array);Console.WriteLine();break;case "2":// Console.WriteLine("删除学生信息");deleteStudent(array);break;case "3"://Console.WriteLine("修改学生信息");updateStudent(array);break;case "4":// Console.WriteLine("查看全部学生信息");findallStudent(array);break;case "5"://添加图书信息book.AddBook(books);break;case "6"://查看图书信息Student student = new Student();student.ScreachBook(books);break;case "7"://退出系统Leave(array);Console.WriteLine("期待您的再次使用");a = false;break;}} while (a);}//添加学生信息void addStudent(List<Student> array){Student sc = new Student();Console.WriteLine("请输入学生姓名");string name = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入学生年龄");string age = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入学生学号");string studentId = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入学生班级");string classId = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入学生联系地址");string address = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入学生联系电话");string phoneNumber = Convert.ToString(Console.ReadLine());Student s = new Student();s.Name = name;s.Age = age;s.StudentId = studentId;s.ClassId = classId;s.Address = address;s.PhoneNumber = phoneNumber;array.Add(s);Console.WriteLine("添加学生信息成功");}//删除学生信息void deleteStudent(List<Student> array){bool S = false;Console.WriteLine("请输入您要删除的学生的学号");string s = Convert.ToString(Console.ReadLine());for (int i = 0; i < array.Count; i++){Student student = array[i];if (student.StudentId.Equals(s)){array.Remove(array[i]);S = true;}}if (S==true){Console.WriteLine("删除学生信息成功");}else{Console.WriteLine("输入学号有误");}}//修改学生信息void updateStudent(List<Student> array){bool c = true;Student s = new Student();Console.WriteLine("请输入要修改的学生的学生学号");String studentId = Convert.ToString(Console.ReadLine());for (int i = 0; i < array.Count; i++){Student student = array[i];if (student.StudentId.Equals(studentId)){break;}else{Console.WriteLine("输入学号有误");c = false;}}if (c==true){Console.WriteLine("请输入学生的新姓名");string name = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入学生的新年龄");string  age = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入学生的新班级");string classId = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入学生的新联系地址");string address = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入学生的新联系电话");string phoneNumber = Convert.ToString(Console.ReadLine());s.Name = name;s.Age = age;s.StudentId = studentId;s.ClassId = classId;s.Address = address;s.PhoneNumber = phoneNumber;for (int i = 0; i < array.Count; i++){Student student = array[i];if (student.StudentId.Equals(studentId)){array[i] = s;break;}}}}//查看所有学生信息void findallStudent(List<Student> array){Console.WriteLine("姓名\t年龄\t\t学号\t\t\t\t班级\t\t联系地址\t\t\t联系电话");for (int i = 0; i < array.Count; i++){Student s = array[i];Console.WriteLine(s.Name +"\t"+ s.Age + "岁\t\t" + s.StudentId + "\t\t\t" + s.ClassId + "\t\t" + s.Address + "\t\t\t\t" + s.PhoneNumber+"\t");}}//退出系统，保存数据void Leave(List<Student> array){using (StreamWriter stream = new StreamWriter(@"D:\C#\图书馆管理系统\图书馆管理系统\StudentInfoemation.txt",false, Encoding.UTF8)){for (int i = 0; i < array.Count-1; i++){Student s = array[i];stream.WriteLine(s.Name);stream.WriteLine(s.Age);stream.WriteLine(s.StudentId);stream.WriteLine(s.ClassId);stream.WriteLine(s.Address);stream.WriteLine(s.PhoneNumber);stream.WriteLine();}for (int i = array.Count - 1; i < array.Count; i++){Student s = array[i];stream.WriteLine(s.Name);stream.WriteLine(s.Age);stream.WriteLine(s.StudentId);stream.WriteLine(s.ClassId);stream.WriteLine(s.Address);stream.WriteLine(s.PhoneNumber);}}}//读入学生信息void  Start(List<Student> array){using (StreamReader stream = new StreamReader(@"D:\C#\图书馆管理系统\图书馆管理系统\StudentInfoemation.txt")){do{Student s = new Student();s.Name = stream.ReadLine();s.Age = stream.ReadLine();s.StudentId = stream.ReadLine();s.ClassId = stream.ReadLine();s.Address = stream.ReadLine();s.PhoneNumber = stream.ReadLine();array.Add(s);} while (stream.ReadLine() != null);}}}//判断是否拥有账号public static void StudentWhetherUser(){Console.WriteLine("未拥有账号？注册请输入“1”，若已拥有账号输入任意键登陆");string a = Convert.ToString(Console.ReadLine());if (a == "1"){Student s1 = new Student();s1.StudentRegister();}} public static void TeacherWhetherUser(){Console.WriteLine("未拥有账号？教师注册需输入身份验证码,若已有账号请输入“1”");//1574212if (Convert.ToString(Console.ReadLine())=="1"){Manager m1 = new Manager();m1.ManagerLogin();}else{string A = "1574212";Console.WriteLine("请输入：");string a = Convert.ToString(Console.ReadLine());if (a == A){Manager m1 = new Manager();m1.ManagerRegister();}else { return; }}}}

}
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.Threading.Tasks;

namespace 图书馆管理系统
{ [Serializable]
class Spersonal
{
private string suser;
private string spassword;

    public string Suser { get => suser; set => suser = value; }public string Spassword { get => spassword; set => spassword = value; }
}
class Student
{private string name;private string  age;private string studentId;private string classId;private string address;private string phoneNumber;public Student() { }public Student(string name, string age, string studentId, string classId, string address, string PhoneNumber){this.name = name;this.age = age;this.studentId = studentId;this.classId = classId;this.address = address;this.phoneNumber = PhoneNumber;}public string Name { get; set; }public string Age { get; set; }public string StudentId { get; set; }public string ClassId { get; set; }public string Address { get; set; }public string PhoneNumber { get; set; }//学生注册登录public void StudentRegister(){Console.WriteLine("请输入用户名");string SUser1 = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入密码");string Spassworld = Convert.ToString(Console.ReadLine());using (StreamWriter writer = new StreamWriter(@"D:\C#\图书馆管理系统\图书馆管理系统\Spersonal.txt", true)){writer.WriteLine(SUser1);writer.WriteLine(Spassworld);}Console.WriteLine("注册成功");}public void StudentLogin(){Console.WriteLine("请输入用户名");string a1 = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入密码");string a2 = Convert.ToString(Console.ReadLine());using (StreamReader reader = new StreamReader(@"D:\C#\图书馆管理系统\图书馆管理系统\Spersonal.txt")){bool A = false;bool B = true;do{if (a1 == reader.ReadLine()){A = true;}} while (reader.ReadLine() != null);do{if (a2 == reader.ReadLine()){B = true;}} while (reader.ReadLine() != null);if (A == true && B == true){Console.WriteLine("登陆成功");Operate();}else{Console.WriteLine("用户名或者密码错误");Console.ReadKey();return;}}}//学生登陆成功后可进行操作public void Operate() {List<Book> books = new List<Book>();Book book = new Book();book.ReadBook(books);bool l = true;do{ Console.WriteLine("========欢迎使用图书管理系统学生端========");Console.WriteLine("输入“1”，查询书籍");Console.WriteLine("输入“2”，借阅书籍");Console.WriteLine("输入“3”，退出系统");string f = Convert.ToString(Console.ReadLine());switch (f){case "1":ScreachBook(books);break;case "2":BorrowingBooks(books);break;case "3":Console.WriteLine("感谢使用");l = false;break;} } while (l);}//查询书籍public void ScreachBook(List<Book> books){if (books.Count == 0){Console.WriteLine("无信息，请先添加信息再查询");return;}Console.WriteLine("书名\t\t\t作者\t\t是否被借阅\t借阅时间\t预计归还时间");for (int i = 0; i < books.Count; i++){Book B= books[i];Console.WriteLine(B.Name + "\t\t" + B.Author + "\t\t" + B.Condition  + "\t\t" + B.LendingTime + "\t\t" + B.Returntime );}}//借阅书籍public void BorrowingBooks(List<Book>books) {Console.WriteLine("请输入您要借阅的书籍");string s = Convert.ToString(Console.ReadLine());for (int i = 0; i < books.Count; i++){Book B = books[i];if (B.Name.Equals(s)){B.Condition = "已借阅";Console.WriteLine("请输入借书时间");B.LendingTime = Convert.ToString(Console.ReadLine());Console.WriteLine("您的预计归还时间为：");B.Returntime = Convert.ToString(Console.ReadLine());using (StreamWriter writer = new StreamWriter(@"D:\C#\图书馆管理系统\图书馆管理系统\Book.txt", false, Encoding.UTF8)){ for (int j = 0; j< books.Count; j++){writer.WriteLine(B.Name);writer.WriteLine(B.Author);writer.WriteLine(B.Condition);writer.WriteLine(B.LendingTime);writer.WriteLine(B.Returntime);} }}}}
}

}using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.Threading.Tasks;

namespace 图书馆管理系统
{
[Serializable]
class Mpersonal
{
private string muser;
private string mpassword;

    public string Muser { get => muser; set => muser = value; }public string Mpassword { get => mpassword; set => mpassword = value; }
}
class Manager
{  //管理员注册登录public void ManagerRegister() {Console.WriteLine("请输入用户名");string MUser1 = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入密码");string Mpassworld = Convert.ToString(Console.ReadLine());using (StreamWriter writer=new StreamWriter(@"D:\C#\图书馆管理系统\图书馆管理系统\Tpersonal.txt",true)) {writer.WriteLine(MUser1);writer.WriteLine(Mpassworld);}Console.WriteLine("注册成功");}//管理员登陆验证public void ManagerLogin(){Console.WriteLine("请输入用户名");string a1 = Convert.ToString(Console.ReadLine()) ;Console.WriteLine("请输入密码");string a2 = Convert.ToString(Console.ReadLine());using (StreamReader reader = new StreamReader(@"D:\C#\图书馆管理系统\图书馆管理系统\Tpersonal.txt")){bool A = false;bool B = true;do{if (a1 == reader.ReadLine()){A = true;}} while (reader.ReadLine()!=null);do{if (a2 == reader.ReadLine()){B= true;}} while (reader.ReadLine()!=null);if (A==true&&B==true){Console.WriteLine("登陆成功");}else{Console.WriteLine("用户名或者密码错误");ManagerLogin();}}}}

}

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.Threading.Tasks;

namespace 图书馆管理系统
{
[Serializable]
class Mpersonal
{
private string muser;
private string mpassword;

    public string Muser { get => muser; set => muser = value; }public string Mpassword { get => mpassword; set => mpassword = value; }
}
class Manager
{  //管理员注册登录public void ManagerRegister() {Console.WriteLine("请输入用户名");string MUser1 = Convert.ToString(Console.ReadLine());Console.WriteLine("请输入密码");string Mpassworld = Convert.ToString(Console.ReadLine());using (StreamWriter writer=new StreamWriter(@"D:\C#\图书馆管理系统\图书馆管理系统\Tpersonal.txt",true)) {writer.WriteLine(MUser1);writer.WriteLine(Mpassworld);}Console.WriteLine("注册成功");}//管理员登陆验证public void ManagerLogin(){Console.WriteLine("请输入用户名");string a1 = Convert.ToString(Console.ReadLine()) ;Console.WriteLine("请输入密码");string a2 = Convert.ToString(Console.ReadLine());using (StreamReader reader = new StreamReader(@"D:\C#\图书馆管理系统\图书馆管理系统\Tpersonal.txt")){bool A = false;bool B = true;do{if (a1 == reader.ReadLine()){A = true;}} while (reader.ReadLine()!=null);do{if (a2 == reader.ReadLine()){B= true;}} while (reader.ReadLine()!=null);if (A==true&&B==true){Console.WriteLine("登陆成功");}else{Console.WriteLine("用户名或者密码错误");ManagerLogin();}}}}

}

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大一上学期闭组考核（借阅功能有逻辑错误）

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