public function store(Request $request)
 {
     $datetime = $request->datetime ? $request->datetime : date("Y-m-d H:i:s");
     // возможно есть 1, 10, 4 и есть 2; 1, 10, 4 можно объединить
     // Удаляем все с данным таймстемпом и personid
     $os = DB::table('operations')->where('person_id', $request->personid)->where('datetime', $datetime)->delete();
     session(['custom_date' => $request->custom_date]);
     if (in_array($request->operation_type, [1, 10, 4])) {
         if ($request->empty_switch) {
             $operation = new Operation();
             $operation->book_id = 0;
             $operation->quantity = 0;
             $operation->person_id = $request->personid;
             $operation->datetime = $datetime;
             $operation->custom_date = $request->custom_date;
             $operation->price = 0;
             $operation->operation_type = $request->operation_type;
             $operation->description = $request->description;
             $operation->save();
         } else {
             foreach ($request->bookcount as $bookid => $count) {
                 if ($count) {
                     $operation = new Operation();
                     $operation->book_id = $bookid;
                     $operation->quantity = $count;
                     $operation->person_id = $request->personid;
                     $operation->datetime = $datetime;
                     $operation->custom_date = $request->custom_date;
                     $operation->price = $request->price[$bookid];
                     $operation->operation_type = $request->operation_type;
                     $operation->description = $request->description;
                     $operation->save();
                 }
             }
         }
     } elseif ($request->operation_type == 2) {
         $operation = new Operation();
         $operation->datetime = $datetime;
         $operation->custom_date = $request->custom_date;
         $operation->person_id = $request->personid;
         $operation->laxmi = $request->laxmi;
         $operation->operation_type = $request->operation_type;
         $operation->description = $request->description;
         $operation->save();
     }
     return redirect()->route('persons.show', $request->personid);
 }