public ActionResult Index(int? beginMonth, int? beginDay, int? beginYear, int? endMonth, int? endDay, int? endYear, string stationState, string stationName)
{
// preserve form entries
ViewBag.BeginMonth = beginMonth;
ViewBag.BeginDay = beginDay;
ViewBag.BeginYear = beginYear;
ViewBag.EndMonth = endMonth;
ViewBag.EndDay = endDay;
ViewBag.EndYear = endYear;
ViewBag.StationState = stationState;
ViewBag.StationName = stationName;
// validation logic - combination of begin month and day must be greater than or equal to the end month and day
// validation logic - end year must be greater than or equal to the begin year
// cannot us data datatype validation as this won't work with the day-range logic of the datasets
// end validation errors to the view
if (endYear < beginYear) {
ModelState.AddModelError("Years", "ERROR - The end year must be greater than or equal to begin year");
} else if (endMonth < beginMonth) {
ModelState.AddModelError("Months", "ERROR - The end month must be greater than or equal to the begin month.");
} else if ((endMonth == beginMonth) && (endDay < beginDay)) {
ModelState.AddModelError("Days", "ERROR - The end day must be greater than or equal to the begin day.");
}
// choose view based on model validation
if (ModelState.IsValid)
{
// build request objects and table view
ISummaryRequest summaryRequest = new SummaryRequest(stationName, beginMonth, beginDay, beginYear, endMonth, endDay, endYear);
ITablesView tableView = new TablesView(summaryRequest);
return View("SummaryTables", tableView);
}
else
{
// build request objects and table view
// null all values sent to SummaryRequest to avoid data errors
ISummaryRequest summaryRequest = new SummaryRequest(null, null, null, null, null, null, null);
ITablesView tableView = new TablesView(summaryRequest);
return View("SummaryTables", tableView);
}
}
public void BuildSummaryRequestObject()
{
// this test attempts to build a summary request object
// and verify the data properties returned
// arrange - build a summary request object with values
SummaryRequest sr = new SummaryRequest("13904", 7, 5, 2013, 7, 10, 2013);
// act
// assert - check returned values valid
Assert.IsNotNull(sr);
Assert.AreEqual(sr.StationName, "13904");
Assert.AreEqual(sr.DateDict["beginMonth"], (int)7);
Assert.AreEqual(sr.DateDict["beginDay"], (int)5);
Assert.AreEqual(sr.DateDict["beginYear"], (int)2013);
Assert.AreEqual(sr.DateDict["endMonth"], (int)7);
Assert.AreEqual(sr.DateDict["endDay"], (int)10);
Assert.AreEqual(sr.DateDict["endYear"], (int)2013);
// arrange - build a summary request object with nulls
SummaryRequest srNull = new SummaryRequest(null, null, null, null, null, null, null);
// act
// assert - check returned values valid
// object itself should exist, but all properties are null
Assert.IsNotNull(srNull);
Assert.AreEqual(srNull.StationName, null);
Assert.AreEqual(srNull.DateDict["beginMonth"], null);
Assert.AreEqual(srNull.DateDict["beginDay"], null);
Assert.AreEqual(srNull.DateDict["beginYear"], null);
Assert.AreEqual(srNull.DateDict["endMonth"], null);
Assert.AreEqual(srNull.DateDict["endDay"], null);
Assert.AreEqual(srNull.DateDict["endYear"], null);
}