## Query Files

`FileQueryResponse Files.Query(FileQueryParams?parameters, CancellationTokencancellationToken = default)`

**post** `/api/v1/beta/files/query`

Query files with filtering and pagination. Deprecated: use `GET /files`.

### Parameters

- `FileQueryParams parameters`

  - `string? organizationID`

    Query param

  - `string? projectID`

    Query param

  - `Filter? filter`

    Body param: Filter parameters for file queries.

    - `string? DataSourceID`

      Filter by data source ID

    - `string? ExternalFileID`

      Filter by external file ID

    - `IReadOnlyList<string>? FileIds`

      Filter by specific file IDs

    - `string? FileName`

      Filter by file name

    - `Boolean? OnlyManuallyUploaded`

      Filter only manually uploaded files (data_source_id is null)

    - `string? ProjectID`

      Filter by project ID

  - `string? orderBy`

    Body param: A comma-separated list of fields to order by, sorted in ascending order. Use 'field_name desc' to specify descending order.

  - `Long? pageSize`

    Body param: The maximum number of items to return. The service may return fewer than this value. If unspecified, a default page size will be used. The maximum value is typically 1000; values above this will be coerced to the maximum.

  - `string? pageToken`

    Body param: A page token, received from a previous list call. Provide this to retrieve the subsequent page.

### Returns

- `class FileQueryResponse:`

  Paginated list of files.

  - `required IReadOnlyList<Item> Items`

    The list of items.

    - `required string ID`

      Unique file identifier

    - `required string Name`

      File name including extension

    - `required string ProjectID`

      Project this file belongs to

    - `PresignedUrl? DownloadUrl`

      Schema for a presigned URL.

      - `required DateTimeOffset ExpiresAt`

        The time at which the presigned URL expires

      - `required string Url`

        A presigned URL for IO operations against a private file

      - `IReadOnlyDictionary<string, string>? FormFields`

        Form fields for a presigned POST request

    - `DateTimeOffset? ExpiresAt`

      When the file expires and may be automatically removed. Null means no expiration.

    - `string? ExternalFileID`

      Optional ID for correlating with an external system

    - `string? FileType`

      File extension (pdf, docx, png, etc.)

    - `DateTimeOffset? LastModifiedAt`

      When the file was last modified (ISO 8601)

    - `string? Purpose`

      How the file will be used: user_data, parse, extract, classify, split, sheet, or agent_app

  - `string? NextPageToken`

    A token, which can be sent as page_token to retrieve the next page. If this field is omitted, there are no subsequent pages.

  - `Long? TotalSize`

    The total number of items available. This is only populated when specifically requested. The value may be an estimate and can be used for display purposes only.

### Example

```csharp
FileQueryParams parameters = new();

var response = await client.Files.Query(parameters);

Console.WriteLine(response);
```

#### Response

```json
{
  "items": [
    {
      "id": "dfl-aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
      "name": "invoice.pdf",
      "project_id": "123e4567-e89b-12d3-a456-426614174000",
      "download_url": {
        "expires_at": "2019-12-27T18:11:19.117Z",
        "url": "https://example.com",
        "form_fields": {
          "foo": "string"
        }
      },
      "expires_at": "2019-12-27T18:11:19.117Z",
      "external_file_id": "ext-12345",
      "file_type": "pdf",
      "last_modified_at": "2019-12-27T18:11:19.117Z",
      "purpose": "parse"
    }
  ],
  "next_page_token": "next_page_token",
  "total_size": 0
}
```