public EditClass(Class cl)
{
InitializeComponent();
this.clas = cl;
tbName.Text = cl.Name;
tbInstructor.Text = cl.Instructor;
tbCreditHours.Text = cl.CreditHours.ToString();
try {
tbInstEmail.Text = cl.InstructorEmailContent;
} catch (NullReferenceException) {
tbInstEmail.Text = "";
}
try {
tbWebsite.Text = cl.ClassWebsiteContent;
} catch (NullReferenceException) {
tbWebsite.Text = "";
}
if (cl.GradeScale.pointIncrement == 7)
{
cmbGradeScale.SelectedIndex = 1;
}
else if (cl.GradeScale.pointIncrement == 10)
{
cmbGradeScale.SelectedIndex = 0;
}
tbNotes.Text = cl.Notes;
tempSyllabus = cl.Syllabus;
clas.MeetingTimes = cl.MeetingTimes;
cmbClassType.SelectedIndex = cl.ClassType;
}
private void AddSyllabusClick(object sender, RoutedEventArgs e)
{
Microsoft.Win32.OpenFileDialog openDialog = new Microsoft.Win32.OpenFileDialog();
bool?result = openDialog.ShowDialog();
if (result == true)
{
tempSyllabus = new Syllabus(openDialog.FileName);
}
}
private void MakeSyllabusClick(object sender, RoutedEventArgs e)
{
//Show file load dialog
Microsoft.Win32.OpenFileDialog openDialog = new Microsoft.Win32.OpenFileDialog();
bool?result = openDialog.ShowDialog();
if (result == true)
{
Syllabus syllabus = new Syllabus(openDialog.FileName);
}
}
public Class(string name, string instructor, int creditHours, Uri instructorEmail, Uri classWebsite, Syllabus syllabus, int classType, string notes, ObservableCollection <MeetingTime> meetingTimes, GradeScale gradeScale)
{
this.Name = name;
this.Instructor = instructor;
this.CreditHours = creditHours;
this.InstructorEmail = instructorEmail;
this.ClassWebsite = classWebsite;
this.Syllabus = syllabus;
this.ClassType = classType;
this.Notes = notes;
this.MeetingTimes = meetingTimes;
this.NotificationTime = NotificationTime;
this.GradeScale = gradeScale;
JsonSerializerOptions options = new JsonSerializerOptions()
{
IncludeFields = true,
};
}
private void SaveClick(object sender, RoutedEventArgs e)
{
String name = tbName.Text;
Globals.clList.classes.Remove(clas);
if (clas != null) // this block runs only when editing an existing class
{
// Change class name (Cl) of classwork from old to new name
foreach (var cw in Globals.cwList.classwork)
{
if (cw.Cl != null && cw.Cl.Equals(clas.Name))
{
cw.Cl = name;
}
}
// Change ClassName of grades from old to new name
foreach (var g in Globals.gradebook.grades)
{
if (g.ClassName.Equals(clas.Name))
{
g.ClassName = name;
}
}
}
// Ensure name is unique
foreach (Class c in Globals.clList.classes)
{
if (c.Name.Equals(name))
{
Error nameErr = new Error();
nameErr.tb_ErrorText.Text = "Class with that name already exists!";
nameErr.ShowDialog();
return; // Stop saving so user can change name.
}
}
String instructor = tbInstructor.Text;
int CreditHours;
try
{
CreditHours = int.Parse(tbCreditHours.Text);
} catch (System.FormatException)
{
Error nameErr = new Error();
nameErr.tb_ErrorText.Text = "Please enter a valid number of credit hours.";
nameErr.ShowDialog();
return; // Stop saving so user can change credit hours.
} catch (System.OverflowException)
{
Error nameErr = new Error();
nameErr.tb_ErrorText.Text = "Too many credit hours, enter a valid number";
nameErr.ShowDialog();
return; // Stop saving so user can change credit hours.
}
foreach (var g in Globals.gradebook.grades)
{
if (g.ClassName.Equals(name))
{
g.Hours = CreditHours;
}
}
Uri ClassWebsite;
Uri InstEmail;
if (tbWebsite.Text == "")
{
ClassWebsite = null;
}
else
{
try
{
ClassWebsite = new Uri("http://" + tbWebsite.Text + "/");
}
catch (UriFormatException)
{
Error error = new Error();
error.tb_ErrorText.Text = "Please enter a vaild web address.";
error.ShowDialog();
return; // Stop saving so user can fix input
}
if (ClassWebsite.Scheme != Uri.UriSchemeHttp)
{
Error error = new Error();
error.tb_ErrorText.Text = "Please enter a vaild web address.";
error.ShowDialog();
return; // Stop saving so user can fix input
}
}
if (tbInstEmail.Text == "")
{
InstEmail = null;
}
else
{
try
{
InstEmail = new Uri("mailto:" + tbInstEmail.Text);
}
catch (UriFormatException)
{
Error error = new Error();
error.tb_ErrorText.Text = "Please enter a vaild email adress.";
error.ShowDialog();
return; // Stop saving so user can fix input
}
if (InstEmail.Scheme != Uri.UriSchemeMailto)
{
Error error = new Error();
error.tb_ErrorText.Text = "Please enter a vaild email adress.";
error.ShowDialog();
return; // Stop saving so user can fix input
}
}
int scaleIdxSelected;
GradeScale gradeScale;
try
{
scaleIdxSelected = cmbGradeScale.SelectedIndex;
}
catch (NullReferenceException) // shouldn't happen as combobox defaults to 10 point
{
Error noScaleErr = new Error();
noScaleErr.tb_ErrorText.Text = "Select a grade scale.";
noScaleErr.Show();
return; // Quit saving so user can select a grade scale.
}
if (scaleIdxSelected == 0)
{
gradeScale = new GradeScale(10, 0); // what is rounding type zero?
}
else
{
gradeScale = new GradeScale(7, 0);
}
// Custom gradescales not supported (yet?).
Syllabus syllabus = tempSyllabus;
int classType = cmbClassType.SelectedIndex;
String notes = tbNotes.Text;
ObservableCollection <MeetingTime> meetingTimes;
//Two cases Case 1: class is null (no meeting time object) Case 2:
try
{
meetingTimes = clas.MeetingTimes;
}
catch (NullReferenceException)
{
meetingTimes = new ObservableCollection <MeetingTime>(); // empty collection
}
Globals.clList.AddClass(new Class(name, instructor, CreditHours, InstEmail, ClassWebsite, syllabus, classType, notes, meetingTimes, gradeScale));
this.Close();
}
