/**
  * Request a specific Inventory from View Page
  *
  * @param Request          $request (Ajax)
  * @param Inventory        $item
  *
  * @return array
  */
 public function request(Request $request, Inventory $item)
 {
     /**
      * If stock don't exist for this item, create it in location 1 (Nonlocated)
      * with zero quantity.
      * If stock exist, fetch the stock from record.
      */
     if (count($item->stocks) == 0) {
         $stock = $item->newStockOnLocation(Location::find(1));
         $stock->quantity = 0;
         $stock->save();
     } else {
         $stock = InventoryStock::where('inventory_id', $item->id)->first();
     }
     // Create new Request Transaction (order-requested)
     $transaction = $stock->newTransaction();
     $transaction->requested($request->quantity);
     return $transaction;
 }