public bool AddStudent(Student student)
{
if (University.Students.Contains(student))
{
RegisteredStudents.Add(student);
return(true);
}
return(false);
}
private void registeredStudentsToolStripMenuItem_Click(object sender, EventArgs e)
{
MainPanel.Controls.Clear();
if (registered != null)
{
registered.Close();
}
registered = new RegisteredStudents();
FormSetUp(registered);
}
public Dictionary <string, string> InsertTblRegisteredStudents(DataTable studentsData)
{
var StudentList = new Dictionary <string, string>();
foreach (DataRow student in studentsData.Rows)
{
string EmailID = student.Field <string>("EmailID");
if (_checkStudentExists.CheckStudent(EmailID))
{
RegisteredStudents registeredStudents = null;
try
{
string collegeName = student.Field <string>("CollegeName");
registeredStudents = new RegisteredStudents
{
FirstName = student.Field <string>("FirstName"),
LastName = student.Field <string>("LastName"),
ContactNumber = student.Field <string>("ContactNumber"),
EmailID = student.Field <string>("EmailID"),
StudentRollNumber = student.Field <string>("StudentRollNo"),
CollegeDetails =
null,
CreatedBy = 1, //Update with user sessionID
CreatedDate = DateTime.Now
};
_eatDBContext.RegisteredStudents.Add(registeredStudents);
int temp = _eatDBContext.SaveChanges();
if (!StudentList.ContainsKey(EmailID))
{
StudentList.Add(EmailID, "Successfully Inserted Data");
}
}
catch (Exception ex)
{
if (!StudentList.ContainsKey(EmailID))
{
StudentList.Add(EmailID, "Invalid Data");
}
_eatDBContext.RegisteredStudents.Remove(registeredStudents);
}
}
else
{
if (!StudentList.ContainsKey(EmailID))
{
StudentList.Add(EmailID, "Duplicate Data");
}
}
}
return(StudentList);
}
public bool EnrolStudent(Student student)
{
if (RegisteredStudents.Count >= Capacity)
{
WaitlistedStudents.Add(student);
return(false);
}
if (RegisteredStudents.Contains(student))
{
return(false);
}
RegisteredStudents.Add(student);
return(true);
}
public RegistrationPageModel(
StudentCardService studentCardService,
PhotoService photoService,
TabPageHost tabPageHost,
WindowPageHost windowPageHost,
LocalDbContext db,
RegistrationPageToken token,
MainReducer mainReducer,
PageControllerReducer reducer
)
{
_tabPageHost = tabPageHost;
_windowPageHost = windowPageHost;
_db = db;
_token = token;
_mainReducer = mainReducer;
this.StudentCardService = studentCardService;
this.PhotoService = photoService;
this.DoRegister = ReactiveCommand.Create(() => {
if (this.AllStudentsMode)
{
foreach (IStudentViewModel selectedStudent in this.SelectedStudents.ToList())
{
RegisterExtStudent(selectedStudent.Student);
}
}
else
{
Register();
}
});
this.DoUnRegister = ReactiveCommand.Create(UnRegister);
this.OpenStudentLessonHandler = ReactiveCommand.Create(() =>
OpenLesson(this.SelectedStudentLessonNote?.Note?.StudentLesson?.Lesson));
this.ShowStudent = ReactiveCommand.Create(() => {
var selectedStudent = _selectedStudent;
var studentViewPageToken = new StudentViewPageToken("Студент", selectedStudent);
tabPageHost.AddPageAsync <StudentViewPageModule, StudentViewPageToken>(studentViewPageToken);
});
this.AddStudentNote = ReactiveCommand.Create(() => {
var noteFormToken = new NoteListFormToken("Заметки", () => new StudentLessonNote()
{
StudentLesson = _selectedStudentLesson.StudentLesson,
EntityId = _selectedStudentLesson.StudentLesson.Id
}, _selectedStudentLesson.StudentLesson.Notes);
windowPageHost.AddPageAsync <NoteListFormModule, NoteListFormToken>(noteFormToken);
});
this.ToggleAllStudentTable = new ButtonConfig {
Command = ReactiveCommand.Create(() => this.AllStudentsMode = !this.AllStudentsMode),
Text = Localization["Все студенты"]
};
this.AllStudentsFilter = (o, s) => {
var student = ((IStudentViewModel)o).Student;
var alreadyAdded =
IsStudentAlreadyRegistered(RegisteredStudents.Cast <StudentLessonInfoViewModel>(), student) ||
IsStudentAlreadyRegistered(LessonStudents.Cast <StudentLessonInfoViewModel>(), student);
if (alreadyAdded)
{
return(false);
}
s = s.ToLowerInvariant();
return(student.FirstName != null &&
student.FirstName.ToLowerInvariant()
.Contains(s) ||
student.LastName != null &&
student.LastName.ToLowerInvariant()
.Contains(s) ||
student.SecondName != null &&
student.SecondName.ToLowerInvariant()
.Contains(s));
};
InitTableConfigs();
Init(token.Lesson);
this.WhenActivated(disposable => {
this.WhenAnyValue(model => model.TimerState)
.Where(LambdaHelper.NotNull)
.ObserveOnDispatcher(DispatcherPriority.Background)
.Subscribe(state => {
this.TimerString = $"{state.TimeLeft:hh\\:mm\\:ss}/{state.CurrentTime:HH:mm:ss}";
}).DisposeWith(disposable);
this.WhenAnyValue(model => model.Lesson)
.Where(LambdaHelper.NotNull)
.ObserveOnDispatcher(DispatcherPriority.Background)
.Subscribe(entity => {
var groupName = entity.Group?.Name ?? entity.Stream.Name;
var lessonInfo =
$"{Localization["common.lesson.type." + entity.LessonType]}: {entity.Order}/{entity.GetLessonsCount()}";
this.LessonInfoState = new LessonInfoState {
GroupName = groupName,
LessonInfo = lessonInfo,
Date = entity.Date?.ToString("dd.MM.yyyy"),
Time =
$"[{entity.Schedule.OrderNumber}] {entity.Schedule.Begin:hh\\:mm} - {entity.Schedule.End:hh\\:mm}"
};
}).DisposeWith(disposable);
this.WhenAnyValue(model => model.AllStudentsMode)
.Throttle(TimeSpan.FromMilliseconds(100))
.ObserveOnDispatcher(DispatcherPriority.Background)
.Subscribe(b => {
this.ToggleAllStudentTable.Text = b ? Localization["Занятие"] : Localization["Все студенты"];
if (!b || this.AllStudents.Count != 0)
{
return;
}
var studentViewModels = db.Students
.Include(model => model.Groups)
.ToList() // create query and load
.Select(model => new StudentViewModel(model))
.ToList();
this.AllStudents.AddRange(studentViewModels);
}).DisposeWith(disposable);
this.WhenAnyValue(model => model.IsLessonChecked)
.ObserveOnDispatcher(DispatcherPriority.Background)
.Subscribe(b => {
if (this.Lesson == null)
{
return;
}
this.Lesson.Checked = b;
this._db.ThrottleSave();
}).DisposeWith(disposable);
this.LessonStudentsTableConfig.SelectedItem
.Where(LambdaHelper.NotNull)
.Merge(this.RegisteredStudentsTableConfig.SelectedItem.AsObservable().Where(LambdaHelper.NotNull))
.Cast <StudentLessonInfoViewModel>()
.Do(o => this._selectedStudentLesson = o)
.Select(o => o.StudentLesson.Student)
.Merge(this.AllStudentsTableConfig.SelectedItem.Where(LambdaHelper.NotNull))
.Throttle(TimeSpan.FromMilliseconds(200))
.Subscribe
(
async o => {
var studentEntity = o as StudentEntity;
_selectedStudent = studentEntity;
await UpdateDescription(studentEntity);
await UpdateStudentLessonNotes(studentEntity);
}
).DisposeWith(disposable);
this.WhenRemoved <LessonEntity>()
.Where(entities => entities.Any(entity => entity.Id == this.Lesson?.Id))
.Subscribe(_ => token.Deactivate())
.DisposeWith(disposable);
this.WhenRemoved <StudentLessonNote>()
.Merge(this.WhenAdded <StudentLessonNote>())
.Merge(this.WhenUpdated <StudentLessonNote>())
.Where(notes => this._selectedStudent != null &&
notes.Any(note => note.StudentLesson._StudentId == this._selectedStudent.Id))
.ObserveOnDispatcher(DispatcherPriority.Background)
.Subscribe(_ => UpdateStudentLessonNotes(this._selectedStudent));
this.StudentCardService.ReadStudentCard.Subscribe(ReadStudentData);
});
GetControls()
.ToObservable()
.TakeUntil(DestroySubject)
.Subscribe(controls =>
{
reducer.Dispatch(new RegisterControlsAction(token, controls));
});
}
