note.file.add

curl -X POST \
-H "Content-Type: application/json" \
-H "Accept: application/json" \
-d '{"documentId":77,"fileName":"diagram.png","fileContent":"iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII=","auth":"**put_access_token_here**"}' \
https://**put_your_bitrix24_address**/rest/api/note.file.add

import { Text } from '@bitrix24/b24jssdk'
import type { B24Frame } from '@bitrix24/b24jssdk'

declare const $b24: B24Frame

type FileAddResult = {
  item: {
    id: number
    documentId: number
    name: string
    size: number
    mimeType: string
    assetType: string
    assetMarkdown: string
  }
}

try {
  const response = await $b24.actions.v3.call.make<FileAddResult>({
    method: 'note.file.add',
    params: {
      documentId: 77,
      fileName: 'diagram.png',
      fileContent: 'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII=',
    },
    requestId: Text.getUuidRfc4122()
  })

  if (!response.isSuccess) {
    console.error(response.getErrorMessages().join('; '))
  } else {
    const result = response.getData()!.result
    console.info('File uploaded:', result.item.id, result.item.assetMarkdown)
  }
} catch (error) {
  console.error(error)
}

<script src="https://unpkg.com/@bitrix24/b24jssdk@1/dist/umd/index.min.js"></script>
<script>
  async function addFile() {
    try {
      const $b24 = await B24Js.initializeB24Frame()

      const response = await $b24.actions.v3.call.make({
        method: 'note.file.add',
        params: {
          documentId: 77,
          fileName: 'diagram.png',
          fileContent: 'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII=',
        },
        requestId: B24Js.Text.getUuidRfc4122()
      })

      if (!response.isSuccess) {
        console.error(response.getErrorMessages().join('; '))
        return
      }

      const result = response.getData().result
      console.info('File uploaded:', result.item.id, result.item.assetMarkdown)
    } catch (error) {
      console.error(error)
    }
  }

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

from b24pysdk.errors import BitrixAPIError, BitrixSDKException

try:
    bitrix_response = client.note.file.add(
        document_id=77,
        file_name='diagram.png',
        file_content='iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII=',
    ).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(
            'note.file.add',
            [
                'documentId' => 77,
                'fileName' => 'diagram.png',
                'fileContent' => 'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII=',
            ]
        );

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

    echo 'Success: ' . print_r($result, true);

} catch (Throwable $e) {
    error_log($e->getMessage());
    echo 'Error uploading file: ' . $e->getMessage();
}

BX24.callMethod(
    'note.file.add',
    {
        documentId: 77,
        fileName: 'diagram.png',
        fileContent: 'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII='
    },
    function(result){
        console.info(result.data());
        console.log(result);
    }
);

require_once('crest.php');

$result = CRest::call(
    'note.file.add',
    [
        'documentId' => 77,
        'fileName' => 'diagram.png',
        'fileContent' => 'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII='
    ]
);

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

// client и ctx уже созданы — см. раздел «SDK для Go»
res, err := client.Core().Call(ctx, "note.file.add", b24.Params{
	"documentId":  77,
	"fileName":    "diagram.png",
	"fileContent": "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII=",
})
if err != nil {
	return fmt.Errorf("note.file.add: %w", err)
}

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

var item struct {
	ID         b24.ID `json:"id"`
	DocumentID b24.ID `json:"documentId"`
	Name       string `json:"name"`
	Size       int    `json:"size"`
	MimeType   string `json:"mimeType"`
	AssetType  string `json:"assetType"`
}
if err := json.Unmarshal(raw, &item); err != nil {
	return fmt.Errorf("разбор ответа: %w", err)
}
fmt.Println(item.ID, item.DocumentID)