public function trainCar(Region $region, ProductCart $productCart)
{
$regionsWithRelations = $region->with('train_road.stantion')->get();
// $regions = $region->all();
// $regionsWithRelations = [];
// foreach($regions as $key => $oneRegion) {
// $regionsWithRelations[$key] = $region->with('train_road.stantion')->where('id',$oneRegion->id)->first();
// }
$sumAndCount = $this->getGeneralViewOfCart($productCart);
$regionsWithoutEmptyDepos = [];
$keysForUnset = [];
//**********************************************************************
foreach ($regionsWithRelations as $oneRegion) {
foreach ($oneRegion->train_road as $trKey => $tr) {
if (count($tr->stantion)) {
if (!isset($regionsWithoutEmptyDepos[$oneRegion->id])) {
$regionsWithoutEmptyDepos[$oneRegion->id] = $oneRegion;
}
foreach ($tr->stantion as $depoKey => $depo) {
$flag = true;
foreach ($depo->price as $price) {
if ($price->amount) {
$flag = true;
} else {
$flag = false;
}
}
if (!$flag) {
$keysForUnset[] = ['region' => $oneRegion->id, 'tr' => $trKey, 'depo' => $depoKey];
}
}
}
/*else {
$keysForUnset[] = ['region'=>$oneRegion->id, 'tr'=>$trKey];
}*/
}
}
foreach ($keysForUnset as $key) {
if (isset($regionsWithoutEmptyDepos[$key['region']])) {
unset($regionsWithoutEmptyDepos[$key['region']]->train_road[$key['tr']]->stantion[$key['depo']]);
}
}
//************************************************************************
$regionsWithoutEmptyDeposNew = [];
$keysForUnset = [];
//**************************************************
foreach ($regionsWithoutEmptyDepos as $oneRegion) {
foreach ($oneRegion->train_road as $trKey => $tr) {
if (count($tr->stantion)) {
if (!isset($regionsWithoutEmptyDeposNew[$oneRegion->id])) {
$regionsWithoutEmptyDeposNew[$oneRegion->id] = $oneRegion;
}
} else {
$keysForUnset[] = ['region' => $oneRegion->id, 'tr' => $trKey];
}
}
}
foreach ($keysForUnset as $key) {
if (isset($regionsWithoutEmptyDepos[$key['region']])) {
unset($regionsWithoutEmptyDepos[$key['region']]->train_road[$key['tr']]);
}
}
return view('purchases.trainCar', ['p' => 'purchases', 'regions' => $regionsWithoutEmptyDeposNew, 'productsCount' => $sumAndCount['productsCount'], 'productsSum' => $sumAndCount['productsSum']]);
}