/**
* Request to have system determine ideal parking lot based on preferences
*
* @param request Parking lot preferences
* @return Selected parking lot, or null if operation failed (or no lots found)
*/
private SelectedParkingLot findParkingLot(ParkingRequest request) {
// FOR DEBUGGING PURPOSES ONLY!
System.out.println("Preference data retrieved:");
System.out.println(" Destination: " + request.getDestination());
System.out.println(" Optimization: " + request.getOptimization());
System.out.println(" Outside OK: " + request.getOutsideParking());
System.out.println(" Handicap Needed: " + request.getHandicapRequired());
System.out.println(" Electric Needed: " + request.getElectricRequired());
// Compute recommended parking lot
Resources res = getResources();
Algorithm algorithm = Algorithm.getInstance();
List<Lot> sortedLots = algorithm.computeRecommendedLots(request);
if (sortedLots.size() == 0) {
// No lots were found
return null;
} else {
String reason = res.getString(R.string.LOT_REASON_DIST);
if (Session.getCurrentUser().getDistORprice() > 50) {
reason = res.getString(R.string.LOT_REASON_COST);
}
return new SelectedParkingLot(sortedLots.get(0).getName(), reason, request.getDestination());
}
}
/**
* Called when user presses the Find Parking button
*
* @param view Current view
*/
public void findParking(View view) {
//
// Step 1: Retrieve inputs from activity
//
// Read destination spinner
String destination = whereToSpinner_.getSelectedItem().toString();
// Get optimization preference value
int disORprice = Session.getCurrentUser().getDistORprice();
// Get outdoor preference
boolean outsideAllowed = Session.getCurrentUser().isCovered();
// Get disabled parking value
boolean disableParkNeeded = Session.getCurrentUser().isHandicap();
// Get electric car value
boolean electricParkNeeded = Session.getCurrentUser().isElectric();
// Package up parking request
ParkingRequest request =
new ParkingRequest(
destination, disORprice, outsideAllowed, disableParkNeeded, electricParkNeeded);
//
// Step 2: Have algorithm determine desired parking lot
//
SelectedParkingLot selectedLot = findParkingLot(request);
// At this point, it is possible that selectedLot is null. This will be checked as
// part of the RecommendParkingActivity.
// Prepare activity showing selected parking lot and reason (pass selectedLot data)
// Pass preference data to the recommend parking activity and start activity
Intent intent = new Intent(this, RecommendParkingActivity.class);
intent.putExtra(RecommendParkingActivity.PREFERENCES_INTENT_DATA, selectedLot);
startActivity(intent);
}
