sale.paymentitembasket.update

curl -X POST \
-H "Content-Type: application/json" \
-H "Accept: application/json" \
-d '{"id":1186,"fields":{"quantity":1,"xmlId":"myNewXmlId"},"auth":"**put_access_token_here**"}' \
https://**put_your_bitrix24_address**/rest/sale.paymentitembasket.update

// This snippet is an ES module: top-level await requires type="module" or a bundler.
// $b24 is an already-initialized SDK instance (see the SDK "Get started" guide).
import { Text } from '@bitrix24/b24jssdk'
import type { B24Frame, ISODate } from '@bitrix24/b24jssdk'

declare const $b24: B24Frame

// Shape of the payload returned in result (match the "response handling" section of the page)
type UpdatePaymentItemBasketResult = {
  paymentItemBasket: {
    basketId: number
    dateInsert: ISODate | null
    id: number
    paymentId: number
    quantity: number
    xmlId: string
  }
}

try {
  const response = await $b24.actions.v2.call.make<UpdatePaymentItemBasketResult>({
    method: 'sale.paymentitembasket.update',
    params: {
      id: 1186,
      fields: {
        quantity: 1,
        xmlId: 'myNewXmlId',
      },
    },
    requestId: Text.getUuidRfc4122()
  })

  // The payload is available only on a successful response
  if (!response.isSuccess) {
    console.error(response.getErrorMessages().join('; '))
  } else {
    const result = response.getData()!.result
    console.info(result.paymentItemBasket)
  }
} catch (error) {
  // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
  console.error(error)
}

<!-- Load the SDK (UMD build); it is exposed as the global B24Js -->
<script src="https://unpkg.com/@bitrix24/b24jssdk@1/dist/umd/index.min.js"></script>
<script>
  async function updatePaymentItemBasket() {
    try {
      // Initialize the SDK inside a Bitrix24 frame
      const $b24 = await B24Js.initializeB24Frame()

      const response = await $b24.actions.v2.call.make({
        method: 'sale.paymentitembasket.update',
        params: {
          id: 1186,
          fields: {
            quantity: 1,
            xmlId: 'myNewXmlId',
          },
        },
        requestId: B24Js.Text.getUuidRfc4122()
      })

      // The payload is available only on a successful response
      if (!response.isSuccess) {
        console.error(response.getErrorMessages().join('; '))
        return
      }

      const result = response.getData().result
      console.info(result.paymentItemBasket)
    } catch (error) {
      // Thrown on transport or SDK failures (AjaxError, SdkError, etc.)
      console.error(error)
    }
  }

  document.addEventListener('DOMContentLoaded', updatePaymentItemBasket)
</script>

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

fields = {
    "quantity": 1,
    "xmlId": "myNewXmlId",
}

try:
    bitrix_response = client.sale.paymentitembasket.update(
        bitrix_id=1186,
        fields=fields,
    ).response
    result = bitrix_response.result
    print(result)
except BitrixAPIError as error:
    print(
        "Ошибка Bitrix API",
        f"error: {error.error}",
        f"error_description: {error.error_description}",
        sep="\n",
    )
except BitrixSDKException as error:
    print(f"Ошибка Bitrix SDK: {error.message}")
except Exception as error:
    print(f"Непредвиденная ошибка: {error}")

try {
    $response = $b24Service
        ->core
        ->call(
            'sale.paymentitembasket.update',
            [
                'id' => 1186,
                'fields' => [
                    'quantity' => 1,
                    'xmlId' => 'myNewXmlId',
                ],
            ]
        );

    $result = $response
        ->getResponseData()
        ->getResult();

    echo 'Success: ' . print_r($result, true);
    // Нужная вам логика обработки данных
    processData($result);

} catch (Throwable $e) {
    error_log($e->getMessage());
    echo 'Error updating payment item basket: ' . $e->getMessage();
}

BX24.callMethod(
    'sale.paymentitembasket.update', {
        id: 1186,
        fields: {
            quantity: 1,
            xmlId: 'myNewXmlId',
        }
    },
    function(result) {
        if (result.error()) {
            console.error(result.error());
        } else {
            console.info(result.data());
        }
    }
);

require_once('crest.php');

$result = CRest::call(
    'sale.paymentitembasket.update',
    [
        'id' => 1186,
        'fields' =>
        [
            'quantity' => 1,
            'xmlId' => 'myNewXmlId',
        ]
    ]
);

echo '<PRE>';
print_r($result);
echo '</PRE>';

// client и ctx уже созданы — см. раздел «SDK для Go»
res, err := client.Core().Call(ctx, "sale.paymentitembasket.update", b24.Params{
	"id": 1186,
	"fields": b24.Params{
		"quantity": 1,
		"xmlId":    "myNewXmlId",
	},
})
if err != nil {
	return fmt.Errorf("sale.paymentitembasket.update: %w", err)
}

// Метод заворачивает ответ в объект с ключом "paymentItemBasket".
raw, ok := b24.Unwrap(res.Result, "paymentItemBasket")
if !ok {
	return fmt.Errorf("в ответе нет ключа paymentItemBasket")
}

var item struct {
	BasketID   b24.ID `json:"basketId"`
	DateInsert string `json:"dateInsert"`
	ID         b24.ID `json:"id"`
	PaymentID  b24.ID `json:"paymentId"`
	Quantity   int    `json:"quantity"`
	XmlID      string `json:"xmlId"`
}
if err := json.Unmarshal(raw, &item); err != nil {
	return fmt.Errorf("разбор ответа: %w", err)
}
fmt.Println(item.BasketID, item.DateInsert)