public PositiveFormModel(AppDbContext context, IConfiguration config, ICaseService caseService, ITesterService testerService, IUserService userService, ITestingCentreService testingCentreService)
 {
     _CaseService          = caseService;
     _TesterService        = testerService;
     _UserService          = userService;
     _TestingCentreService = testingCentreService;
     _config  = config;
     CaseForm = new CaseForm();
 }
 //Resolve dependencies and set initial statistic values
 public GovHomeModel(IConfiguration config, ICaseService caseService, IContactService contactService, ITracerService tracerService,
                     ITesterService testerService, ITracingCentreService tracingCentreService, ITestingCentreService testingCentreService)
 {
     _config               = config;
     _caseService          = caseService;
     _contactService       = contactService;
     _tracerService        = tracerService;
     _testerService        = testerService;
     _tracingCentreService = tracingCentreService;
     _testingCentreService = testingCentreService;
     SetStats();
 }