public override bool saveChanges()
{
if (dtpStart.SelectedDateTime == default(DateTime))
{
MessageBox.Show("Invalid publish start date.",
"Invalid Input", MessageBoxButton.OK, MessageBoxImage.Exclamation);
return false;
}
if (dtpEnd.SelectedDateTime == default(DateTime))
{
MessageBox.Show("Invalid publish end date.",
"Invalid Input", MessageBoxButton.OK, MessageBoxImage.Exclamation);
return false;
}
RegistrationHelper client = new RegistrationHelper();
try
{
DateTime startTime = dtpStart.SelectedDateTime;
DateTime endTime = dtpEnd.SelectedDateTime;
if (endTime > event_.StartDateTime)
{
MessageBox.Show("Event starts at " + event_.EndDateTime + ", publish date must end before that.");
return false;
}
if (endTime <= startTime)
{
MessageBox.Show("Publish end date must be after its start date.");
return false;
}
decimal result = 0;
if (cboIsPayable.IsChecked == true)
{
if (!decimal.TryParse(txtamount.Text, out result))
{
MessageBox.Show("invalid amount");
return false;
}
}
if (publish == null)
{// need to change here
client.AddPublish(user, event_.EventID, startTime, endTime, txtRemarks.Text, cboIsPayable.IsChecked.Value, result);
}
else
client.EditPublish(user, event_.EventID, startTime, endTime, txtRemarks.Text, cboIsPayable.IsChecked.Value, result);
btnDelete.IsEnabled = true;
changed = false;
MessageBox.Show("Operation succeeded!");
return true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return false;
}finally{
client.Close();
}
}
