/**
* @return Builder
*/
public function guardians(Season $season)
{
$group = $this;
return User::whereHas('players', function (Builder $q) use($season, $group) {
$q->join('player_season', 'player_season.player_id', '=', 'players.id')->active($season)->whereHas('groups', function (Builder $q) use($season, $group) {
$q->where('group_id', $group->id);
$q->where('season_id', $season->id);
});
});
}