/// <summary>
/// 添加新生
/// </summary>
/// <param name="info">所有用户信息库</param>
public static void CallAddStudent(this HeadTeacher ht)
{
try
{
ht?.AddStudent();
}
catch (NullReferenceException ex) when(ex.Message.Equals("Account is Empty"))
{
DisplayTheInformationOfErrorCode(ErrorCode.BadAccount);
}
catch (NullReferenceException ex) when(ex.Message.Equals("Passwd is Empty"))
{
DisplayTheInformationOfErrorCode(ErrorCode.BadPasswd);
}
}
/// <summary>
/// 移除账户 TODO: 需要更优解决方案
/// </summary>
public static void RemoveAccount(this HeadTeacher ht)
{
Write("请输入将要移除的账户：");
string account = ReadLine();
{
Student student = UserRepository.StudentLibrary.Find(stu => stu.Account == account);
if (student != null)
{
Write("确定要删除吗？(Y/N) : ");
student.ViewPersonalInformation();
string result = ReadLine();
if (result.Equals("y") ||
result.Equals("Y") ||
result.Equals(string.Empty))
{
UserRepository.StudentLibrary.Remove(student);
UserRepository.HeadTeacherUser.AddHistory(new Message("你", $"删除了一个学生账户({account})"));
DisplayTheInformationOfSuccessfully();
}
return;
}
}
{
Instructor teacher = UserRepository.TeacherLibrary.Find(t => t.Account == account);
if (teacher != null)
{
Write("确定要删除吗？(Y/N) : ");
teacher.ViewPersonalInformation();
string result = ReadLine();
if (result.Equals("y") || result.Equals("Y") || result.Equals(string.Empty))
{
UserRepository.TeacherLibrary.Remove(teacher);
UserRepository.HeadTeacherUser.AddHistory(new Message("你", $"删除了一个教师账户({account})"));
DisplayTheInformationOfSuccessfully();
}
return;
}
}
DisplayTheInformationOfErrorCode(ErrorCode.CantFindThisAccount, account);
}
/// <summary>
/// 修改学生或教师的姓名(针对于班主任用户)
/// </summary>
/// <param name="me">执行该命令的对象</param>
public static void ChangeNameOfOtherUser(this HeadTeacher ht)
{
Write("请输入将要更改姓名的账户：");
string account = ReadLine();
foreach (Student student in UserRepository.StudentLibrary)
{
if (account != student.Account)
{
continue;
}
Write("新姓名: ");
string name = ReadLine();
student.Name = name;
UserRepository.HeadTeacherUser.AddHistory(
new Message("你", $"将{student.Account}的姓名重新设置为({name})")
);
DisplayTheInformationOfSuccessfully();
return;
}
foreach (Instructor teacher in UserRepository.TeacherLibrary)
{
if (account != teacher.Account)
{
continue;
}
Write("新姓名: ");
string name = ReadLine();
teacher.Name = name;
UserRepository.HeadTeacherUser.AddHistory(
new Message("你", $"将{teacher.Account}的姓名重新设置为({name})")
);
DisplayTheInformationOfSuccessfully();
return;
}
}
/// <summary>
/// 添加/注册新老师
/// </summary>
public static void AddTeacher(this HeadTeacher ht)
{
WriteLine("你想创建哪一科目的任课教师? (选择: 上/下方向键 确定: 回车键) ");
#region 使用动态加载
//Subject result = new Selector<Subject>(
// new List<String>()
// {
// "C语言任课老师",
// "C++任课老师",
// "C#任课老师",
// "HTML/Css任课老师",
// "Java任课老师",
// "SQL数据库任课老师"
// },
// new Subject[]
// {
// Subject.C,
// Subject.CPlusPlus,
// Subject.CSharp,
// Subject.HtmlAndCss,
// Subject.Java,
// Subject.SQL
// }
// ).GetSubject();
#endregion
dynamic dm = Client.GetSelectorObject(
info: new List <string>
{
"C语言任课老师",
"C++任课老师",
"C#任课老师",
"HTML/Css任课老师",
"Java任课老师",
"SQL数据库任课老师"
},
selects: new[]
{
Subject.C,
Subject.CPlusPlus,
Subject.CSharp,
Subject.HtmlAndCss,
Subject.Java,
Subject.Sql
}) ?? throw new NullReferenceException();
Subject result = dm.GetSelect();
Write("账号: ");
string account = ReadLine();
if (account.Contains(" ") || account.Equals(string.Empty))
{
throw new NullReferenceException("Account is Empty");
}
if (Client.CheckAccountAvailability(account) != null)
{
DisplayTheInformationOfErrorCode(ErrorCode.AccountAlreadyExists, account);
return;
}
Write("密码: ");
string passwd = EnterPasswd();
if (passwd.Contains(" ") || passwd.Equals(string.Empty))
{
throw new NullReferenceException("Passwd is Empty");
}
Write("姓名: ");
string name = ReadLine();
WriteLine("此用户从哪一年开始从事该行业？");
Write("> ");
if (!int.TryParse(ReadLine(), out int years))
{
throw new ArgumentException();
}
UserRepository.TeacherLibrary.Add(new Instructor(account, passwd, name, years, result));
UserRepository.HeadTeacherUser.AddHistory(new Message("你", $"注册了一个教师账户({account})"));
ht.ReleaseNewMsg(new Message("班主任", $"班里来了一位新老师({account}), 快去看看吧~"));
DisplayTheInformationOfSuccessfully();
}
/// <summary>
/// 交互(班主任用户)
/// </summary>
/// <param name="headTeacher"></param>
/// <returns>用户对象</returns>
private static UserCore RunForHeadTeacher(HeadTeacher headTeacher)
{
ForegroundColor = ConsoleColor.Yellow;
string input = ReadLine();
ForegroundColor = ConsoleColor.Blue;
if (string.IsNullOrWhiteSpace(input))
{
return(null);
}
if (GetCmd(input, out Command cmd) == null)
{
return(null);
}
UserCore result = null;
switch (cmd)
{
case Command.Exit:
case Command.SwitchUser:
case Command.GetHelp:
case Command.ShowMe:
case Command.ChangePasswd:
case Command.ChangeAge:
case Command.ChangeAddress:
case Command.ChangeSex:
case Command.ViewMyHistory:
case Command.ViewCurriculums:
case Command.LeaveAMessage:
case Command.ViewLeaveMessages:
case Command.UrlTest:
//case Command.ViewHeadTeacher:
result = RunForUser(headTeacher, cmd);
break;
case Command.ChangeName:
headTeacher.ChangeMyName();
break;
case Command.ChangeNameOfThisUser:
headTeacher.ChangeNameOfOtherUser();
break;
case Command.AddStudent:
headTeacher.CallAddStudent();
break;
case Command.AddTeacher:
headTeacher.CallAddTeacher();
break;
case Command.Remove:
headTeacher.RemoveAccount();
break;
case Command.StudentsPreview:
Ui.DisplayStudentList();
break;
case Command.TeachersPreview:
headTeacher.DisplayTeacherList();
break;
case Command.AllScore:
headTeacher.DisplayAllScoreOfStudent();
break;
case Command.AllScoreAndRank:
headTeacher.DisplayAllScoreOfStudent(State.On, State.On);
break;
case Command.HighThan:
headTeacher.DisplayScoreHighThan();
break;
case Command.ReleaseNewCurriculum:
headTeacher.AddNewCurriculum();
break;
case Command.ReleaseAMsg:
headTeacher.ReleaseNewMessage();
break;
default:
Ui.DisplayTheInformationOfErrorCode(ErrorCode.NotACommand, input);
break;
}
return(result);
}