public function index()
{
$most_popular_routes = Timetable::select(DB::raw('*,
COUNT(*) AS flights_per_week,
least(origin_airport_id, destination_airport_id) as city1,
greatest(origin_airport_id, destination_airport_id) as city2'))->with('origin', 'destination', 'airline')->groupBy(DB::raw('least(origin_airport_id, destination_airport_id)'))->groupBy(DB::raw('greatest(origin_airport_id, destination_airport_id)'))->orderBy('flights_per_week', 'DESC')->limit(20)->get();
$most_km = Flight::select(DB::raw('airline_id, SUM(`distance`) AS overall_distance, COUNT(*) AS number_of_flights'))->with('airline')->where('accounted', '1')->groupBy('airline_id')->orderBy('overall_distance', 'DESC')->limit(20)->get();
$longest_flights = Flight::select(DB::raw('*,
COUNT(*) AS flights_per_week,
least(origin_airport_id, destination_airport_id) as city1,
greatest(origin_airport_id, destination_airport_id) as city2'))->with('origin', 'destination')->groupBy(DB::raw('least(origin_airport_id, destination_airport_id)'))->groupBy(DB::raw('greatest(origin_airport_id, destination_airport_id)'))->orderBy('distance', 'DESC')->limit(10)->get();
$shortest_flights = Flight::select(DB::raw('*'))->with('origin', 'destination')->groupBy('origin_airport_id')->orderBy('distance', 'ASC')->limit(5)->get();
return View::make('statistics/index', array('most_popular_routes' => $most_popular_routes, 'most_km' => $most_km, 'longest_flights' => $longest_flights, 'shortest_flights' => $shortest_flights));
/*
SELECT `origin_airport_id` , `destination_airport_id` , `airline_id` , COUNT( `origin_airport_id` )
FROM `timetables`
GROUP BY `origin_airport_id` , `destination_airport_id` , `airline_id`
ORDER BY COUNT( `origin_airport_id` ) ASC
*/
}
