## Update a file

`client.Files.Update(ctx, fileID, params) (*SGPFile, error)`

**patch** `/v5/files/{file_id}`

Update a file's mutable metadata by id.

Only the file's `tags` can be modified; filename, content, size, and other
attributes are immutable through this endpoint. The supplied tags replace the
file's existing tags. Returns the updated file metadata.

### Parameters

- `fileID string`

- `params FileUpdateParams`

  - `Tags param.Field[map[string, any]]`

    Body param

  - `XProjectID param.Field[string]`

    Header param

### Returns

- `type SGPFile struct{…}`

  - `ID string`

    The unique identifier of the entity.

  - `CreatedAt Time`

    The date and time when the entity was created in ISO format.

  - `CreatedBy Identity`

    The identity that created the entity.

    - `ID string`

    - `Type IdentityType`

      - `const IdentityTypeUser IdentityType = "user"`

      - `const IdentityTypeServiceAccount IdentityType = "service_account"`

    - `Object IdentityObject`

      - `const IdentityObjectIdentity IdentityObject = "identity"`

  - `Filename string`

  - `Md5Checksum string`

  - `MimeType string`

  - `Size int64`

  - `DurationSeconds int64`

  - `Object SGPFileObject`

    - `const SGPFileObjectFile SGPFileObject = "file"`

  - `Tags map[string, any]`

### Example

```go
package main

import (
  "context"
  "fmt"

  "github.com/scaleapi/sgp-dev-go"
  "github.com/scaleapi/sgp-dev-go/option"
)

func main() {
  client := sgpdev.NewClient(
    option.WithAPIKey("My API Key"),
    option.WithAccountID("My Account ID"),
  )
  sgpFile, err := client.Files.Update(
    context.TODO(),
    "file_id",
    sgpdev.FileUpdateParams{

    },
  )
  if err != nil {
    panic(err.Error())
  }
  fmt.Printf("%+v\n", sgpFile.ID)
}
```

#### Response

```json
{
  "id": "id",
  "created_at": "2019-12-27T18:11:19.117Z",
  "created_by": {
    "id": "id",
    "type": "user",
    "object": "identity"
  },
  "filename": "filename",
  "md5_checksum": "md5_checksum",
  "mime_type": "mime_type",
  "size": 0,
  "duration_seconds": 0,
  "object": "file",
  "tags": {
    "foo": "bar"
  }
}
```