'name'           => 'llms_plan_id',
			'type'           => 'hidden',
			'value'          => $plan->get( 'id' ),
			'data_store_key' => false,
		);

		/**
		 * Filter the list of LLMS_Form_Fields used to generate the "free enrollment" form
		 *
		 * @since 5.0.0
		 *
		 * @param array[]          $fields List of LLMS_Form_Field settings arrays.
		 * @param LLMS_Access_Plan $plan   Access plan being used for enrollment.
		 */
		return apply_filters( 'llms_forms_get_free_enroll_form_fields', $fields, $plan );
	}

	/**
	 * Retrieve the HTML of form fields used for the "free enrollment" form
	 *
	 * @since 5.0.0
	 *
	 * @see LLMS_Forms::get_free_enroll_form_fields()
	 *
	 * @param LLMS_Access_Plan $plan Access plan being used for enrollment.
	 * @return string
	 */
	public function get_free_enroll_form_html( $plan ) {

		$html = '';
		foreach ( $this->get_free_enroll_form_fields( $plan ) as $field ) {
			$html .= llms_form_field( $field, false );
		}

		return $html;
	}