public IActionResult OnPost(string[] userCheckboxes) { var TestUsers = apTestData.GetApplicantsAssignedToTestByID(Test.ID); if (TestUsers.Count == 0) { apTestData.AddApplicantsToTest(Test, userCheckboxes); TempData["Message"] = "Users Added to Test"; } else { apTestData.UpdateApplicantsAssignedToTest(Test, userCheckboxes); TempData["Message"] = "Test Users Updated"; } apTestData.Commit(); return(RedirectToPage("./TestDetail", new { TestID = Test.ID })); }