Add shared link to file

curl -i -X PUT "https://api.box.com/2.0/files/32423234?fields=shared_link" \
     -H "authorization: Bearer <ACCESS_TOKEN>" \
     -d '{
       "shared_link": {
         "access": "open",
         "password": "mypassword",
         "unshared_at": "2012-12-12T10:53:43-08:00",
         "permissions": {
           "can_download": false
         }
       }
     }'

// Optionally we can calculate and set the date when shared link will automatically be disabled
final long ONE_WEEK_MILLIS = 1000 * 60 * 60 * 24 * 7;
long unsharedTimestamp = System.currentTimeMillis() + ONE_WEEK_MILLIS;
Date unsharedDate = new Date(unsharedTimestamp);

BoxFile file = new BoxFile(api, "id");
BoxSharedLinkRequest sharedLinkRequest = new BoxSharedLinkRequest()
    .access(OPEN)
    .permissions(true, true)
    .unsharedDate(unsharedDate);
BoxSharedLink sharedLink = file.createSharedLink(sharedLinkRequest);

file_id = '11111'

url = client.file(file_id).get_shared_link(access='open', allow_download=True, allow_edit=True)
print(f'The file shared link URL is: {url}')

string fileId = "11111";
var sharedLinkParams = new BoxSharedLinkRequest()
{
    Access = BoxSharedLinkAccessType.open,
    Permissions = new BoxPermissionsRequest
    {
        Download = true,
        Edit = true
    }
};
BoxFile file = client.FilesManager.CreateSharedLinkAsync(fileId, sharedLinkParams);
string sharedLinkUrl = file.SharedLink.Url;

client.files.update('12345', {
  shared_link: {
    access: "open",
    password: "do-not-use-this-password", 
    unshared_at: "2022-12-12T10:53:43-08:00",
    vanity_name: "my-shared-link",
    permissions: {
	  can_view: true,
	  can_download: true,
	  can_edit: true
    }
  }
}).then(file => {
  // ...
})

client.files.setSharedLink(
    forFile: "11111", 
    access: .open, 
    canDownload: true, 
    canEdit: true
) { (result: Result<SharedLink, BoxSDKError>) in
    guard case let .success(sharedLink) = result else {
        print("Error setting file shared link")
        return
    }

    print("File shared link URL is \(sharedLink.url), with \(sharedLink.access) access")
}