private void DoLogin(string scanCode)
{
Employee employee = EmployeeManager.LookupByScanCode(scanCode);
if (employee == null)
{
// The debug version will have an exception here if escape-exit is used
try
{
PosDialogWindow.ShowDialog(Types.Strings.LoginLoginIncorrect, Types.Strings.Error);
return;
}
catch
{
return;
}
}
// Check if logged-in somewhere else
if (PosHelper.IsLocked(TableName.Employee, employee.Id))
{
#if !DEMO
BroadcastClientSocket.SendRemoteLogout(employee.Id);
#endif
PosHelper.Unlock(TableName.Employee, employee.Id);
}
// Check if clock-in is required
if (!employee.IsClockedIn())
{
if (!DoClockIn(employee) && !employee.HasPermission(Permissions.SystemMaintenance))
{
return;
}
}
// Proceed with login
IsLoggedIn = true;
// Clear dead-locks
Lock.DeleteAllEmployeeLocks(employee.Id);
// Lock the employee to prevent simultaneous logins
PosHelper.Lock(TableName.Employee, employee.Id, employee.Id);
#if !DEMO
// Tell other clients, that this employee just logged in
BroadcastClientSocket.SendMessage("LOGIN " + employee.Id);
#endif
StartAutoLogoutTimer();
if (Login != null)
{
Login.Invoke(this, new UserLoginEventArgs(employee));
}
}
