DocumentBase::fillItemsFields

static function fillItemsFields(array $fields)
    {
        $result = null;

        $basketItems = array();
        foreach($fields['ITEMS_FIELDS'] as $item)
        {
            $priceone = $item['PRICE_PER_UNIT'];
            if (DoubleVal($priceone) <= 0)
                $priceone = $item["PRICE_ONE"];


            $discountPrice = "";
            if (doubleval($item['QUANTITY']) > 0)
            {
            	$price = PriceMaths::roundPrecision($item['SUMM'] / $item['QUANTITY']);
			$priceone = PriceMaths::roundPrecision($priceone);

                if(isset($item['DISCOUNTS']['SUMM']) && $item['DISCOUNTS']['SUMM']<>'')
			{
				if ($priceone != $price)
				{
					$discountPrice = DoubleVal($priceone - $price);
				}
			}
			elseif ($priceone > 0)
			{
				$price = $priceone;
			}

			$vatRate = null;
			if (!empty($item['TAXES']['TAX_VALUE']))
			{
				$taxValue = (float)$item['TAXES']['TAX_VALUE'];
				$vatRate = $taxValue / 100;
			}

                $basketItems = Array(
                    'ID' => $item['ID'],
                    'NAME' => $item['NAME'],
                    'PRICE' => $price,
                    'PRICE_ONE' => $priceone,
                    'QUANTITY' => $item['QUANTITY'],
                    'TYPE' => $item['REK_VALUES']['ITEM_TYPE'],
                    'MEASURE_CODE' => !empty($item['ITEM_UNIT']) ? $item['ITEM_UNIT']['ITEM_UNIT_CODE']:null,
                    'MEASURE_NAME' => !empty($item['ITEM_UNIT']) ? $item['ITEM_UNIT']['ITEM_UNIT_NAME']:null,
                    'ATTRIBUTES' => !empty($item['REK_VALUES']['PROP_BASKET']) ? $item['REK_VALUES']['PROP_BASKET']:null,
                    'MARKING_GROUP' => !empty($item['MARKING_GROUP']['CODE']) ? $item['MARKING_GROUP']['CODE']:null,
                    'MARKINGS' => !empty($item['MARKINGS']) ? $item['MARKINGS']:null,
                    'TAX' => array(
                        'VAT_RATE' => $vatRate,
                        'VAT_INCLUDED' => !empty($item['TAXES']['IN_PRICE']) ? $item['TAXES']['IN_PRICE'] : 'Y'//if tax is null then always included by default
                    ),
                    'DISCOUNT' => array(
                        'PRICE' => $discountPrice
                    )

                );
            }
            $result[][$item['ID']] = $basketItems;
        }
        return $result;
    }