<?php

if ( ! defined( 'ABSPATH' ) ) exit;

class Stacklar_Action_Form_Config extends Stacklar_Action_Base {

    public function get_action() {
        return 'stacklar_form_config';
    }

    public function handle() {
        $form_id = isset( $_POST['form_id'] ) ? intval( $_POST['form_id'] ) : 0;
        $nonce   = isset( $_POST['nonce'] ) ? sanitize_text_field( wp_unslash( $_POST['nonce'] ) ) : '';

        if ( ! $form_id ) {
            return $this->json_error( array(
                'code'    => 'missing_form',
                'message' => __( 'Missing form ID.', 'stacklar-forms' ),
            ), 400 );
        }

        if ( ! wp_verify_nonce( $nonce, 'stacklar_config_' . $form_id ) ) {
            return $this->json_error( array(
                'code'    => 'invalid_nonce',
                'message' => __( 'Invalid request.', 'stacklar-forms' ),
            ), 403 );
        }

        $this->assert_form_runtime_access( $form_id );

        $config = stacklar_build_form_actions_config( $form_id );
        if ( empty( $config['actions'] ) ) {
            if ( ! empty( $config['lockedActions'] ) && is_array( $config['lockedActions'] ) ) {
                return $this->json_success( array(
                    'form_id'        => $form_id,
                    'actions'        => array_values( array_map( 'sanitize_key', $config['lockedActions'] ) ),
                    'lockedActions'  => array_values( array_map( 'sanitize_key', $config['lockedActions'] ) ),
                    'nonces'         => array(),
                    'actionSettings' => isset( $config['actionSettings'] ) ? $config['actionSettings'] : array(),
                    'messages'       => isset( $config['messages'] ) ? $config['messages'] : array(),
                    'protection'     => isset( $config['protection'] ) ? $config['protection'] : array(),
                    'restrictions'   => isset( $config['restrictions'] ) ? $config['restrictions'] : array(),
                    'surveyResults'  => isset( $config['surveyResults'] ) ? $config['surveyResults'] : array(),
                    'partialSubmissions' => isset( $config['partialSubmissions'] ) ? $config['partialSubmissions'] : array(),
                    'payment'        => isset( $config['payment'] ) ? $config['payment'] : array(),
                    'attribution'    => isset( $config['attribution'] ) ? $config['attribution'] : array(),
                    'testMode'       => isset( $config['testMode'] ) ? $config['testMode'] : array( 'enabled' => false ),
                ) );
            }

            return $this->json_error( array(
                'code'    => 'no_actions',
                'message' => __( 'This form has no actions configured.', 'stacklar-forms' ),
            ), 404 );
        }

        $nonces = function_exists( 'stacklar_build_form_action_nonces' )
            ? stacklar_build_form_action_nonces( $form_id, $config )
            : array();

        return $this->json_success( array(
            'form_id'        => $form_id,
            'actions'        => $config['actions'],
            'lockedActions'  => isset( $config['lockedActions'] ) ? $config['lockedActions'] : array(),
            'nonces'         => $nonces,
            'actionSettings' => $config['actionSettings'],
            'messages'       => $config['messages'],
            'protection'     => isset( $config['protection'] ) ? $config['protection'] : array(),
            'restrictions'   => isset( $config['restrictions'] ) ? $config['restrictions'] : array(),
            'surveyResults'  => isset( $config['surveyResults'] ) ? $config['surveyResults'] : array(),
            'partialSubmissions' => isset( $config['partialSubmissions'] ) ? $config['partialSubmissions'] : array(),
            'payment'        => isset( $config['payment'] ) ? $config['payment'] : array(),
            'attribution'    => isset( $config['attribution'] ) ? $config['attribution'] : array(),
            'testMode'       => isset( $config['testMode'] ) ? $config['testMode'] : array( 'enabled' => false ),
        ) );
    }
}