private async Task LoadSubjectDataList() { SubjectDataService subjectDataService = new SubjectDataService(new EntityFramework.TimetableManagerDbContext()); SubjectList = await subjectDataService.GetSubjectsAsync(); SubjectList.ForEach(e => { SubjectDataList.Add(e); }); }
private async Task LoadSubjectData() { SubjectDataService subjectDataService = new SubjectDataService(new EntityFramework.TimetableManagerDbContext()); SubjectList = await subjectDataService.GetSubjectsAsync(); SubjectList.ForEach(f => { int sum = f.LectureHours + f.EvaluationHours + f.TutorialHours + f.LabHours; SubStatList.Add(new SubStatGrid { module = f.SubjectName, count = sum }); }); }
private void DeleteButton_Click(object sender, RoutedEventArgs e) { Subject selectedSubject = (Subject)SubjectDataGrid.SelectedItem; SubjectDataService subjectDataService = new SubjectDataService(new EntityFramework.TimetableManagerDbContext()); subjectDataService.DeleteSubject(selectedSubject.Id).ContinueWith(result => { if (result == null) { MessageBox.Show("Unable to Delete!", "Error"); } }); _ = SubjectDataList.Remove(selectedSubject); }
private void SaveButton_Click(object sender, RoutedEventArgs e) { if (SubjectNameTextBox.Text.Trim() == "" || SubjectCodeTextBox.Text.Trim() == "" || LectureHoursTextBox.Text.Trim() == "" || TutorialHoursTextBox.Text.Trim() == "" || LabHoursTextBox.Text.Trim() == "" || EvaluationHoursTextBox.Text.Trim() == "" || YearSemesterComboBox.SelectedItem == null) { MessageBox.Show("Sorry! Fields cannot be empty!", "Error"); return; } Subject subject = new Subject { SubjectName = SubjectNameTextBox.Text.Trim(), SubjectCode = SubjectCodeTextBox.Text.Trim(), LectureHours = Int32.Parse(LectureHoursTextBox.Text.Trim()), TutorialHours = Int32.Parse(TutorialHoursTextBox.Text.Trim()), LabHours = Int32.Parse(LabHoursTextBox.Text.Trim()), EvaluationHours = Int32.Parse(EvaluationHoursTextBox.Text.Trim()), OfferedYearSemester = YearSemesterComboBox.SelectedItem.ToString() }; SubjectDataService subjectDataService = new SubjectDataService(new EntityFramework.TimetableManagerDbContext()); if (SubjectCodeTextBox.IsEnabled) { subjectDataService.AddSubject(subject).ContinueWith(result => { if (result != null) { MessageBox.Show("Subject Added!", "Success"); } else { MessageBox.Show("Error occured!", "Error"); } }); } else { SubjectCodeTextBox.IsEnabled = true; subjectDataService.UpdateSubject(subject).ContinueWith(result => { if (result != null) { MessageBox.Show("Subject Updated!", "Success"); } else { MessageBox.Show("Error occured!", "Error"); } }); } SubjectNameTextBox.Clear(); SubjectCodeTextBox.Clear(); LectureHoursTextBox.Clear(); TutorialHoursTextBox.Clear(); LabHoursTextBox.Clear(); EvaluationHoursTextBox.Clear(); YearSemesterComboBox.SelectedIndex = -1; SubjectDataList.Clear(); _ = LoadSubjectDataList(); }