public AdminController(QuantitySevice quantitySevice, TravelService travelService,
                        IHostingEnvironment hostingEnvironment, TourContext db,
                        StaffService staffService)
 {
     this._staffService       = staffService;
     this._hostingEnvironment = hostingEnvironment;
     this._quantitySevice     = quantitySevice;
     this._travelService      = travelService;
     this._db = db;
 }
 public CountViewComponent(QuantitySevice quantitySevice)
 {
     this._quantitySevice = quantitySevice;
 }