public void Run(int leasingId)
{
var leasing = _context.LeasedCopies.Single(l => l.Id == leasingId);
var copy = _context.MoviesCopies.Single(c => c.Id == leasing.MovieCopyId);
var movie = _context.MoviesOriginal.Single(m => m.Id == copy.MovieId);
var customer = _context.Customers.Single(c => c.Id == leasing.CustomerId);
_returnView.CurrentLeasing = leasing;
_returnView.CurrentMovieCopy = copy;
_returnView.CurrentMovie = movie;
_returnView.CurrentCustomer = customer;
_returnView.Show();
}
