// displays Update view for printout
public IActionResult Confirmation(int ticketId, int deviceId, int customerId, Guid updateId)
{
var model = new ConfirmationViewModel
{
Ticket = context.Tickets.Find(ticketId),
Device = context.Devices.Find(deviceId),
Customer = context.Customers.Find(customerId),
Update = _updates.Get(updateId)
};
return(View(model));
}