repeater not show the controles

[sbc640964]

I'm trying to create an extension to action after submitting a form
Why is my repeater empty?

That's my code

`
public function register_controls( $element, $args ) {

	$element->start_controls_section(
		'pafe_conditional_logic_form_section',
		[
			'label' => __( 'PAFE Conditional Logic Form', 'pafe' ),
			'tab' => \Elementor\Controls_Manager::TAB_CONTENT,
		]
	);

	$element->add_control(
		'pafe_conditional_logic_form_enable',
		[
			'label' => __( 'Enable', 'pafe' ),
			'type' => \Elementor\Controls_Manager::SWITCHER,
			'default' => '',
			'description' => __( 'This feature only works on the frontend.', 'pafe' ),
			'label_on' => 'Yes',
			'label_off' => 'No',
			'return_value' => 'yes',
		]
	);

	$element->add_control(
		'pafe_conditional_logic_form_speed',
		[
			'label' => __( 'Speed', 'pafe' ),
			'type' => \Elementor\Controls_Manager::TEXT,
			'description' => __( 'E.g 100, 1000, slow, fast' ),
			'default' => 400,
			'condition' => [
				'pafe_conditional_logic_form_enable' => 'yes',
			],
		]
	);

	$element->add_control(
		'pafe_conditional_logic_form_easing',
		[
			'label' => __( 'Easing', 'pafe' ),
			'type' => \Elementor\Controls_Manager::TEXT,
			'description' => __( 'E.g swing, linear' ),
			'default' => 'swing',
			'condition' => [
				'pafe_conditional_logic_form_enable' => 'yes',
			],
		]
	);

	$repeater = new \Elementor\Repeater();

	$repeater->add_control(
		'pafe_conditional_logic_form_show',
		[
			'label' => __( 'Show', 'pafe' ),
			'label_block' => true,
			'type' => \Elementor\Controls_Manager::TEXT,
			'placeholder' => __( 'Field Custom ID', 'pafe' ),
		]
	);

	$repeater->add_control(
		'pafe_conditional_logic_form_if',
		[
			'label' => __( 'If', 'pafe' ),
			'label_block' => true,
			'type' => \Elementor\Controls_Manager::TEXT,
			'placeholder' => __( 'Field Custom ID', 'pafe' ),
		]
	);

	$repeater->add_control(
		'pafe_conditional_logic_form_comparison_operators',
		[
			'label' => __( 'Comparison Operators', 'pafe' ),
			'type' => \Elementor\Controls_Manager::SELECT,
			'label_block' => true,
			'options' => [
				'not-empty' => __( 'not empty', 'pafe' ),
				'empty' => __( 'empty', 'pafe' ),
				'=' => __( 'equals', 'pafe' ),
				'!=' => __( 'not equals', 'pafe' ),
				'>' => __( '>', 'pafe' ),
				'>=' => __( '>=', 'pafe' ),
				'<' => __( '<', 'pafe' ),
				'<=' => __( '<=', 'pafe' ),
				'checked' => __( 'checked', 'pafe' ),
				'unchecked' => __( 'unchecked', 'pafe' ),
			],
		]
	);

	$repeater->add_control(
		'pafe_conditional_logic_form_type',
		[
			'label' => __( 'Type Value', 'pafe' ),
			'type' => \Elementor\Controls_Manager::SELECT,
			'label_block' => true,
			'options' => [
				'string' => __( 'String', 'pafe' ),
				'number' => __( 'Number', 'pafe' ),
			],
			'default' => 'string',
			'condition' => [
				'pafe_conditional_logic_form_comparison_operators' => ['=','!=','>','>=','<','<='],
			],
		]
	);

	$repeater->add_control(
		'pafe_conditional_logic_form_value',
		[
			'label' => __( 'Value', 'pafe' ),
			'type' => \Elementor\Controls_Manager::TEXT,
			'label_block' => true,
			'placeholder' => __( '50', 'pafe' ),
			'condition' => [
				'pafe_conditional_logic_form_comparison_operators' => ['=','!=','>','>=','<','<='],
			],
		]
	);

	$repeater->add_control(
		'pafe_conditional_logic_form_and_or_operators',
		[
			'label' => __( 'OR, AND Operators', 'pafe' ),
			'type' => \Elementor\Controls_Manager::SELECT,
			'label_block' => true,
			'options' => [
				'or' => __( 'OR', 'pafe' ),
				'and' => __( 'AND', 'pafe' ),
			],
			'default' => 'or',
		]
	);

	$element->add_control(
		'pafe_conditional_logic_form_list',
		[
			'type'    => Elementor\Controls_Manager::REPEATER,
			'fields'  => array_values( $repeater->get_controls() ),
			'title_field' => 'Show {{{ pafe_conditional_logic_form_show }}} If {{{ pafe_conditional_logic_form_if }}} {{{ pafe_conditional_logic_form_comparison_operators }}} {{{ pafe_conditional_logic_form_value }}}',
			'condition' => [
				'pafe_conditional_logic_form_enable' => 'yes',
			]
		]
	);

	$element->end_controls_section();
}

`