private void deleteCourseTeacherRel_MouseUp(object sender, MouseButtonEventArgs e)
{
DataRowView row = (DataRowView)courseteacherGrid.SelectedItem;
if (row != null)
{
MessageBoxResult messageBoxResult = MessageBox.Show("Are you sure to delete?", "Delete Confirmation", System.Windows.MessageBoxButton.YesNo, MessageBoxImage.Question);
if (messageBoxResult == MessageBoxResult.Yes)
{
int teacher_id = (int)row["Teacher_ID"],
course_id = (int)row["Course_ID"];
int result = DBConnection.Delete("course_teacher_rel", 0, " course_id = '" + course_id + "' AND teacher_id = '" + teacher_id + "'");
if (result > 0)
{
MessageBox.Show("Successfully deleted Course Teacher Relation!", "Information", MessageBoxButton.OK);
}
courseTeacherRel_Initialized(sender, e);
}
}
else
{
MessageBox.Show("Please select a row to delete!", "Information", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
public void insertSolutionOnSystem(string path)
{
//clean timetable_temp
string currentSemester = getCurrentSemester();
DBConnection.Delete("timetable_" + currentSemester);
// Open document
List <string> myValues = new List <string>();
string line;
// Read the file and display it line by line.
StreamReader file = new StreamReader("Output/" + path);
while ((line = file.ReadLine()) != null)
{
myValues.Add(line);
}
foreach (string item in myValues)
{
string row = string.Join(" ", item.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries));
string[] items = row.Split(' ');
if ((items.Count() != 4) || !items[0].StartsWith("c") || !items[1].StartsWith("r"))
{
throw new Exception("Selected file is not on the correct format!");
}
string values = "'" + items[0] + "', '" + items[1] + "', '" + items[2] + "', '" + items[3] + "'";
int res = DBConnection.Create("timetable_" + currentSemester, "course_code, room_code, day, start_period", values);
}
}
private void deleteCourseDepartmentRel_MouseUp(object sender, MouseButtonEventArgs e)
{
DataRowView row = (DataRowView)courseDepartmentRelGrid.SelectedItem;
if (row != null)
{
MessageBoxResult messageBoxResult = MessageBox.Show("Are you sure to delete?", "Delete Confirmation", MessageBoxButton.YesNo, MessageBoxImage.Question);
if (messageBoxResult == MessageBoxResult.Yes)
{
int department_id = (int)row["Department_ID"],
course_id = (int)row["Course_ID"];
int result = DBConnection.Delete("course_department_rel", 0, " course_id = '" + course_id + "' AND department_id = '" + department_id + "'");
if (result > 0)
{
MessageBox.Show("Successfully deleted course department assignment!", "Information", MessageBoxButton.OK, MessageBoxImage.Information);
}
courseDepartmentRel_Initialized(sender, e);
}
}
else
{
MessageBox.Show("Please select a row to delete!", "Information", MessageBoxButton.OK, MessageBoxImage.Warning);
}
}
public void main()
{
try
{
Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();
// Set filter for file extension and default file extension
dlg.DefaultExt = ".txt";
dlg.Filter = "TXT Files (*.txt)|*.txt";
// Display OpenFileDialog by calling ShowDialog method
Nullable <bool> result = dlg.ShowDialog();
// Get the selected file name and display in a TextBox
if (result == true)
{
//clean timetable_temp
DBConnection.Delete("timetable_temp");
// Open document
string filename = dlg.FileName;
List <string> myValues = new List <string>();
string line;
// Read the file and display it line by line.
StreamReader file = new StreamReader(filename);
while ((line = file.ReadLine()) != null)
{
myValues.Add(line);
}
foreach (string item in myValues)
{
string row = string.Join(" ", item.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries));
string[] items = row.Split(' ');
if ((items.Count() != 4) || !items[0].StartsWith("c") || !items[1].StartsWith("r"))
{
throw new Exception("Selected file is not on the correct format!");
}
string values = "'" + items[0] + "', '" + items[1] + "', '" + items[2] + "', '" + items[3] + "'";
int res = DBConnection.Create("timetable_temp", "course_code, room_code, day, start_period", values);
}
TimetablingResultDisplay display = new TimetablingResultDisplay();
display.Show();
}
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}
private void deleteTeacher_MouseUp(object sender, MouseButtonEventArgs e)
{
DataRowView row = (DataRowView)teachersGrid.SelectedItem;
if (row != null)
{
MessageBoxResult messageBoxResult = MessageBox.Show("Are you sure to delete this teacher?", "Delete Confirmation", System.Windows.MessageBoxButton.YesNo, MessageBoxImage.Question);
if (messageBoxResult == MessageBoxResult.Yes)
{
int id = (int)row["ID"];
int result = DBConnection.Delete("teachers", id);
if (result > 0)
{
MessageBox.Show("Successfully deleted Teacher!", "Information", MessageBoxButton.OK, MessageBoxImage.Information);
}
teachers_Initialized(sender, e);
}
}
else
{
MessageBox.Show("Please select a row to delete!", "Warning", MessageBoxButton.OK, MessageBoxImage.Exclamation);
}
}
private void deleteDepartment_MouseUp(object sender, MouseButtonEventArgs e)
{
DataRowView row = (DataRowView)departmentsGrid.SelectedItem;
if (row != null)
{
MessageBoxResult messageBoxResult = MessageBox.Show("Are you sure to delete this study program?", "Delete Confirmation", MessageBoxButton.YesNo, MessageBoxImage.Question);
if (messageBoxResult == MessageBoxResult.Yes)
{
int id = (int)row["ID"];
int result = DBConnection.Delete("departments", id);
if (result > 0)
{
MessageBox.Show("Selected study program has been successfully deleted!", "Information", MessageBoxButton.OK, MessageBoxImage.Information);
}
departments_Initialized(sender, e);
}
}
else
{
MessageBox.Show("Please select a row to delete!", "Information", MessageBoxButton.OK, MessageBoxImage.Exclamation);
}
}
private void deleteCoursePeriodPreference_MouseUp(object sender, MouseButtonEventArgs e)
{
DataRowView row = (DataRowView)courseperiodGrid.SelectedItem;
if (row != null)
{
MessageBoxResult messageBoxResult = MessageBox.Show("Are you sure to delete?", "Delete Confirmation", MessageBoxButton.YesNo, MessageBoxImage.Question);
if (messageBoxResult == MessageBoxResult.Yes)
{
int id = (int)row["ID"];
int result = DBConnection.Delete("course_periods_preferences", id);
if (result > 0)
{
MessageBox.Show("Successfully deleted Course Period Preferences!", "Information", MessageBoxButton.OK);
}
coursePeriodPreferences_Initialized(sender, e);
}
}
else
{
MessageBox.Show("Please select a row to delete!", "Information");
}
}
public void deleteCoursesCascade(int id, bool hideMessage = false)
{
ArrayList codes = new ArrayList();
DataTable childCourses = DBConnection.Select("courses", " id, code, semester_id ", " parent_id = " + id);
ArrayList childCoursesIds = new ArrayList();
int semester = 0;
foreach (DataRow childCourse in childCourses.Rows)
{
childCoursesIds.Add(childCourse.ItemArray[0]);
codes.Add(childCourse.ItemArray[1]);
semester = int.Parse(childCourse.ItemArray[2].ToString());
}
//Get all numeric exercises groups of the course
DataTable numExerciseGroups = DBConnection.Select("courses", " id, code ", " parent_id IN ( " + String.Join(",", childCoursesIds.ToArray()) + ") AND detail = 'numeric'");
ArrayList numExerciseGroupIds = new ArrayList();
foreach (DataRow numExerciseRow in numExerciseGroups.Rows)
{
numExerciseGroupIds.Add(numExerciseRow.ItemArray[0]);
codes.Add(numExerciseRow.ItemArray[1]);
}
//Get all laboratory exercises groups of the course
DataTable labExerciseGroups = DBConnection.Select("courses", " id, code ", " parent_id IN ( " +
String.Join(",", (numExerciseGroupIds.Count > 0) ? numExerciseGroupIds.ToArray() : childCoursesIds.ToArray()) + ") AND detail = 'laboratory'");
ArrayList labExerciseGroupIds = new ArrayList();
foreach (DataRow labExerciseRow in labExerciseGroups.Rows)
{
labExerciseGroupIds.Add(labExerciseRow.ItemArray[0]);
codes.Add(labExerciseRow.ItemArray[1]);
}
foreach (int lab in labExerciseGroupIds)
{
DBConnection.Delete("courses", lab);
}
foreach (int num in numExerciseGroupIds)
{
DBConnection.Delete("courses", num);
}
foreach (int lect in childCoursesIds)
{
DBConnection.Delete("courses", lect);
}
int result = DBConnection.Delete("courses", id);
if (result > 0)
{
//Delete all course assignment
string table = "timetable_" + (((semester % 2) == 0) ? "spring" : "autumn");
foreach (string code in codes)
{
DBConnection.Delete(table, 0, " course_code='" + code + "'");
}
if (!hideMessage)
{
MessageBox.Show("Successfully deleted Course!", "Information", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
}
private void pnlBackground_MouseDown(object sender, MouseButtonEventArgs e)
{
if (e.LeftButton == MouseButtonState.Pressed)
{
var day = int.Parse(lblColumn.Text);
var period = int.Parse(lblRow.Text);
if (lblClicked.Text == "false")
{
if ((Parent.GetType() == typeof(Grid)) && ((Parent as Grid).Parent.GetType() == typeof(Grid)) && (((Parent as Grid).Parent as Grid).Parent.GetType() == typeof(PreferencesWindow)))
{
if (!(((Parent as Grid).Parent as Grid).Parent as PreferencesWindow).validatePreference())
{
MessageBox.Show("Teacher should be available at least half of the week! In order to add other constraints, please remove some existing constraints!", "Information", MessageBoxButton.OK, MessageBoxImage.Information);
return;
}
}
lblClicked.Text = "true";
PanelBackground = "#5E716A";
if (TeacherId > 0)
{
DataTable preferences = DBConnection.Select("teacher_periods_preferences", "day, period", "teacher_id=" + TeacherId + " AND day=" + day + " AND period=" + period);
if (preferences.Rows.Count == 0)
{
string values = "'" + TeacherId + "', '" + day + "', '" + period + "'";
int result = DBConnection.Create("teacher_periods_preferences", "teacher_id, day, period", values);
}
}
if (CourseIds.Count > 0)
{
foreach (int cId in CourseIds)
{
DataView data = DBConnection.Select("course_periods_preferences", "'*'", " course_id = " + cId + " AND day=" + day + " AND period=" + period).DefaultView;
if (data.Count == 0)
{
string values = "'" + cId + "', '" + day + "', '" + period + "'";
int result = DBConnection.Create("course_periods_preferences", "course_id, day, period", values);
}
}
}
}
else
{
lblClicked.Text = "false";
PanelBackground = "#EEEEEE";
if (TeacherId > 0)
{
int result = DBConnection.Delete("teacher_periods_preferences", 0, " teacher_id=" + TeacherId + " AND day=" + day + " AND period=" + period);
}
if (CourseIds.Count > 0)
{
foreach (int cId in CourseIds)
{
int result = DBConnection.Delete("course_periods_preferences", 0, " course_id=" + cId + " AND day=" + day + " AND period=" + period);
}
}
}
}
}