php - Adding parameters to the relation in laravel -
i have query uses many ->with() in laravel so: $campaign = $this->campaign ->with('tracks.flights.asset')->take(4) ->with('tracks.group') ->with('tracks.media') ->with('tracks.flights.comments') ->orderby('created_at', 'desc')->find($id); and in track model have method: public function flights() { return $this->hasmany('flight\flight')->orderby('start_date'); } what want achieve having same result want put date constrains on flight level, example this: public function flights($start_date, $end_date) //dynamic dates { return $this->hasmany('flight\flight')->whereraw('start_date > $start_date , end_date < $end_date')->orderby('start_date'); } how can achieve kind of result? new laravel. thanks in advance. chain wherehas onto query. $campaign = $this->campaign ->with...