public static async Task UpdateUserList(UserManager <ApplicationUser> userManager)
{
AllTeachers = await userManager.GetUsersInRoleAsync("Teacher");
AllTeachers = AllTeachers.OrderBy(user => user.FirstName);
AllStudents = await userManager.GetUsersInRoleAsync("Student");
AllStudents = AllStudents.OrderBy(user => user.FirstName);
}
public void DeleteCourse()
{
Console.WriteLine("You want to delete a course, which branch is concerned ?");
string branche = Console.ReadLine();
Console.WriteLine("What's the name of the course ?");
string nameCourse = Console.ReadLine();
int brancheNumber = -1;
switch (branche)
{
case "Business":
brancheNumber = 0;
break;
case "Ingeneering":
brancheNumber = 1;
break;
case "Literature":
brancheNumber = 2;
break;
}
int i = 0;
for (i = 0; i < AllCourses[brancheNumber].Count; i++)
{
if (nameCourse == AllCourses[brancheNumber][i].NameCourse)
{
AllCourses[brancheNumber].RemoveAt(i);
Console.WriteLine("Course has been deleted\n");
break;
}
}
foreach (Student student in AllStudents)
{
if (student.Branche.BrancheName == branche)
{
student.Grades.RemoveAt(i);
}
}
for (int j = 0; j < AllTeachers.Count; j++)
{
if (AllTeachers[j].Course.NameCourse == nameCourse)
{
AllTeachers.Remove(AllTeachers[j]);
}
}
}
public void RemoveTeacher()
{
Console.WriteLine("Deleting a teacher");
Console.Write("Type his/her name : ");
string name = Console.ReadLine();
foreach (Teacher teacher in AllTeachers)
{
if (teacher.Name == name)
{
AllTeachers.Remove(teacher);
Console.WriteLine($"{teacher.Name} has been removed");
break;
}
}
}
private async Task ExeucteAddTeacherAsync(object parameter)
{
if (String.IsNullOrWhiteSpace(FirstName) || String.IsNullOrWhiteSpace(LastName) || String.IsNullOrWhiteSpace(Login) || String.IsNullOrWhiteSpace(Email))
{
MessageBoxHelper.ShowErrorMessageBox("Wypełnij wszystkie pola.");
return;
}
try
{
await _longRunningOperationHelper.ProceedLongRunningOperationAsync(async() =>
{
string password = _loginService.GeneratePassword();
string hashedPassword = _loginService.HashPassword(password);
long id = _uniqueIDGenerator.GetNextIdForUser();
var teacher = new Teacher(id)
{
FirstName = FirstName,
LastName = LastName,
Login = Login,
Email = Email,
Password = password,
HashedPassword = hashedPassword
};
await _usersRepository.InsertOrReplaceAsync(teacher);
await _mailingService.SendEmailWithLoginAndPasswordAsync(teacher, Administrator);
AllTeachers.Add(teacher);
OnPropertyChanged(nameof(AllTeachers));
});
MessageBoxHelper.ShowMessageBox("Nauczyciel dodany do systemu.");
ClearAllFields();
}
catch (TableException ex)
{
MessageBoxHelper.ShowErrorMessageBox(ex.Message);
}
}
public static Teacher GetTeacherById(int id)
{
return(AllTeachers.First(x => x.TeacherID == id));
}
public Teacher()
{
AllTeachers.Add(this);
}
public void RegisterTeacher()
{
Console.WriteLine("Registering of a new teacher");
Console.Write("Type his/her name : ");
string name = Console.ReadLine();
Console.Write("Type his/her adress : ");
string adress = Console.ReadLine();
Console.Write("Type his/her phone number : ");
string phoneNumber = Console.ReadLine();
Console.Write("Type his/her email : ");
string email = Console.ReadLine();
Console.Write("Type his/her password : "******"You want to register a teacher for a course, which branch is concerned ?");
string branche = Console.ReadLine();
Console.WriteLine("What's the name of the course ?");
string nameCourse = Console.ReadLine();
int brancheNumber = -1;
switch (branche)
{
case "Business":
brancheNumber = 0;
break;
case "Ingeneering":
brancheNumber = 1;
break;
case "Literature":
brancheNumber = 2;
break;
}
for (int i = 0; i < AllCourses[brancheNumber].Count; i++)
{
if (nameCourse == AllCourses[brancheNumber][i].NameCourse)
{
teacher.Course = AllCourses[brancheNumber][i];
Console.WriteLine($"{teacher.Name} has been registered for the course {teacher.Course.NameCourse}\n");
break;
}
}
teacher.GroupStudents.Clear();
foreach (Student student in AllStudents)
{
if (student.Branche.BrancheName == Branches.Keys[brancheNumber])
{
teacher.GroupStudents.Add(student);
}
}
}
