Base::getSmsMessageContentBlock

protected function getSmsMessageContentBlock(): ContentBlock
{
	$fields = $this->getAssociatedEntityModelFields();
	$messageText = $this->getMessageText();
	$clipboardContent = isset($fields['HIGHLIGHT_URL']) ? (string)$fields['HIGHLIGHT_URL'] : $messageText;
	$copyToClipboardAction = (new JsEvent('Clipboard:Copy'))
		->addActionParamString('content', $clipboardContent)
		->addActionParamString('type', isset($fields['HIGHLIGHT_URL']) ? 'link' : 'text')
	;
	return (new SmsMessage())
		->setText($messageText)
		->setAction($copyToClipboardAction)
	;
}