private async void button_addStaff_Click(object sender, EventArgs e)
{
if (controller != null)
{
try
{
if (!(textBox_password.Text.Equals(textBox_repeatPassword.Text)))
{
// cannot add, passwords don't match
MessageBox.Show("Passwords do not match. Please try again", "Retail POS", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
logger.Info("Passwords do not match");
textBox_password.Text = null;
textBox_repeatPassword.Text = null;
return;
}
else
{
// can add
// hash the password, prepare the data
string fullName = textBox_fullName.Text;
string password = textBox_password.Text;
string privelege = comboBox_privelege.Text;
Hasher hasher = new Hasher(fullName, password);
string passwordHash = hasher.computeHash();
Model.ObjectModel.Staff newStaff = new Model.ObjectModel.Staff();
newStaff.FullName = fullName;
newStaff.PasswordHash = passwordHash;
switch (privelege)
{
case "Admin":
newStaff.privelege = Model.ObjectModel.Staff.Privelege.Admin;
break;
case "Normal":
newStaff.privelege = Model.ObjectModel.Staff.Privelege.Normal;
break;
default:
// shouldn't happen
return;
}
// log it
logger.Info("Adding staff record: ");
logger.Info("Full name: " + fullName);
logger.Info("Password: "******"Hashed and salted password: "******"Privelege: " + privelege);
await Task.Run(() =>
{
// run this task in a separate thread
controller.addStaff(newStaff);
});
}
}
catch (Exception ex)
{
// failed to add new staff
// tell the user and the logger
string errorMessage = "Error adding new staff member: " + ex.Message;
logger.Error(ex, errorMessage);
logger.Error("Stack trace: " + ex.StackTrace);
MessageBox.Show(errorMessage, "Retail POS", MessageBoxButtons.OK, MessageBoxIcon.Error);
// nothing more we can do
return;
}
// at this point, it succeeded
// feedback for user
string successMessage = "Successfully added new staff member record";
logger.Info(successMessage);
MessageBox.Show(successMessage, "Retail POS", MessageBoxButtons.OK, MessageBoxIcon.Information);
// clean up UI
textBox_fullName.Text = string.Empty;
textBox_password.Text = string.Empty;
textBox_repeatPassword.Text = string.Empty;
}
}
private async void button_addStaff_Click(object sender, EventArgs e)
{
try
{
// use wait cursor
this.UseWaitCursor = true;
// update the status bar
labelProgressBar1.setColourAndText(Configuration.ProgressBarColours.TASK_IN_PROGRESS_COLOUR, "Adding new staff record");
labelProgressBar1.Value = 100;
if (!(textBox_password.Text.Equals(textBox_repeatPassword.Text)))
{
// cannot add, passwords don't match
MessageBox.Show("Passwords do not match. Please try again", "Retail POS", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
logger.Info("Passwords do not match");
textBox_password.Text = null;
textBox_repeatPassword.Text = null;
return;
}
else
{
// can add
// hash the password, prepare the data
string fullName = textBox_fullName.Text;
string password = textBox_password.Text;
string privelege = comboBox_privelege.Text;
Hasher hasher = new Hasher(fullName, password);
string passwordHash = hasher.computeHash();
Model.ObjectModel.Staff newStaff = new Model.ObjectModel.Staff();
newStaff.fullName = fullName;
newStaff.passwordHash = passwordHash;
switch (privelege)
{
case "Admin":
newStaff.privelege = Model.ObjectModel.Privelege.Admin;
break;
case "Normal":
newStaff.privelege = Model.ObjectModel.Privelege.Normal;
break;
default:
// shouldn't happen
return;
}
// log it
logger.Info("Adding staff record: ");
logger.Info("Full name: " + fullName);
logger.Info("Password: "******"Hashed and salted password: "******"Privelege: " + privelege);
await Task.Run(() =>
{
});
}
}
catch (Exception ex)
{
// failed to add new staff
// tell the user and the logger
string errorMessage = "Error adding new staff member: " + ex.Message;
logger.Error(ex, errorMessage);
logger.Error("Stack trace: " + ex.StackTrace);
labelProgressBar1.setColourAndText(Configuration.ProgressBarColours.TASK_FAILED_COLOUR, "Error adding new staff");
labelProgressBar1.Value = 100;
this.UseWaitCursor = false;
MessageBox.Show(errorMessage, "Retail POS", MessageBoxButtons.OK, MessageBoxIcon.Error);
// nothing more we can do
return;
}
// at this point, it succeeded
// feedback for user
string successMessage = "Successfully added new staff member record";
logger.Info(successMessage);
labelProgressBar1.setColourAndText(Configuration.ProgressBarColours.TASK_SUCCEEDED_COLOUR, successMessage);
labelProgressBar1.Value = 100;
this.UseWaitCursor = false;
MessageBox.Show(successMessage, "Retail POS", MessageBoxButtons.OK, MessageBoxIcon.Information);
// clean up UI
textBox_fullName.Text = string.Empty;
textBox_password.Text = string.Empty;
textBox_repeatPassword.Text = string.Empty;
}
