Gravity Flow - Different ways to have workflow step(s) trigger post status update

gflow-complete-step-function.php

//Update after each step completion - probably executes too often for most use cases
add_action( 'gravityflow_step_complete', 'gravityflow_step_complete_post_publish', 10, 4 );

    function gravityflow_step_complete_post_publish( $step_id, $entry_id, $form_id, $status ) {

        $entry = GFAPI::get_entry( $entry_id );

        $currentPost = get_post( rgar( $entry, 'post_id' ) );

        if("draft" == $currentPost->post_status) {

            wp_update_post(
                array(
                    'ID'           => $currentPost->ID,
                    'post_status'   => 'publish',
                )
            );

        }

    }

gflow-custom-step-function.php

//Custom Step Type that lets you pick status to move between as a specific step.
add_action( 'gravityflow_loaded', function(){
    class Gravity_Flow_Step_Update_Post_Status_Process extends Gravity_Flow_Step {
        // Make this unique
        public $_step_type = 'update_post_status';

        /**
         * Returns the label for the step type.
         *
         * @return string
         */
        public function get_label() {
            return 'Update Post Status';
        }

        public function get_icon_url() {
            //Replace with your own path / image
            return IDEALIEN_TRAINING_PATH . '/images/post_status.png';
        }

        public function get_settings() {

            $postStatuses = get_post_statuses();
            $outputStatus = array();
            foreach($postStatuses as $key => $value) {
                $outputStatus[] = array( 'value' => $key, 'label' => $value );
            }

            return array(
                'title'  => 'Update Post Status Step',
                'fields' => array(
                    array(
                        'name'     => 'new_post_status',
                        'required' => true,
                        'label'    => 'New Post Status',
                        'type'     => 'select',
                        'choices'  => $outputStatus,
                    ),
                ),
            );
        }

        /**
         * Retrieve the associated entry / post object and update the status to selected value
         *
         * @return bool Is the step complete?
         */
        public function process(){

            $currentPost = get_post( rgar( $this->get_entry(), 'post_id' ) );

            if("draft" == $currentPost->post_status) {

                wp_update_post(
                    array(
                        'ID'            => $currentPost->ID,
                        'post_status'   => $this->new_post_status,
                    )
                );

            }

            return true;

        }
    }
    // Register the step
    Gravity_Flow_Steps::register( new Gravity_Flow_Step_Update_Post_Status_Process() );
});