public ItemRegController(
     ItemRegContext context,
     InvManufacturerContext contextManuf,
     InvLocationContext contextLoc,
     InvTypeContext contextType,
     InvUnitContext contextUnit,
     EmailContext contextEmail,
     IToastNotification toastNotification)
 {
     _context           = context;
     _contextManuf      = contextManuf;
     _contextLoc        = contextLoc;
     _contextType       = contextType;
     _contextUnit       = contextUnit;
     _contextEmail      = contextEmail;
     _toastNotification = toastNotification;
 }
 public InvUnitController(InvUnitContext context, IToastNotification toastNotification)
 {
     _context           = context;
     _toastNotification = toastNotification;
 }