<?php

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

if (!class_exists('AIEO_Forms')) {

    class AIEO_Forms {

        const AJAX_SUBMIT  = 'aieo_form_submit';
        const AJAX_DISMISS = 'aieo_form_dismiss';
        const AJAX_HTML    = 'aieo_form_html';

        
        const OPT_ANSWERED = 'aieo_forms_answered';

        
        const META_ANSWERED = 'aieo_form_answered_';

        
        const OPT_ACTIVE = 'aieo_forms_active';

        
        const META_DISMISSED = 'aieo_form_dismissed_';

        
        const META_OFFERED = 'aieo_form_offered_';

        const CACHE_TTL = 12 * HOUR_IN_SECONDS;

        public static function init() {
            add_action('wp_ajax_' . self::AJAX_SUBMIT, array(__CLASS__, 'ajax_submit'));
            add_action('wp_ajax_' . self::AJAX_DISMISS, array(__CLASS__, 'ajax_dismiss'));
            add_action('wp_ajax_' . self::AJAX_HTML, array(__CLASS__, 'ajax_html'));
            add_action('admin_enqueue_scripts', array(__CLASS__, 'enqueue'));
            add_action('admin_footer', array(__CLASS__, 'render'));
        }

        
        private static function is_our_screen() {
            
            
            
            
            
            if (wp_doing_ajax()
                && isset($_REQUEST['action']) && self::AJAX_HTML === $_REQUEST['action']) { 
                return true;
            }
            $page = isset($_GET['page']) ? sanitize_key(wp_unslash($_GET['page'])) : ''; 
            if (in_array($page, array('ai-eshop-optimizer', 'ai-eshop-dmm', 'ai-eshop-chat'), true)) {
                return true;
            }
            
            
            
            return class_exists('AIEO_Chrome') && AIEO_Chrome::on() && function_exists('rooster_admin')
                && AIEO_Chrome::PRODUCT === (string) rooster_admin()->current_product();
        }

        public static function enqueue($hook_suffix) {
            
            
            
            
            
            if (!self::is_our_screen() || !current_user_can(self::cap())) { return; }
            
            
            
            
            $css = AIEO_DIR . 'assets/css/aieo-feedback.css';
            $js  = AIEO_DIR . 'assets/js/aieo-forms.js';
            wp_enqueue_style('aieo-feedback', AIEO_URI . 'assets/css/aieo-feedback.css', array(),
                file_exists($css) ? (string) filemtime($css) : AIEO_VERSION);
            wp_enqueue_script('aieo-forms', AIEO_URI . 'assets/js/aieo-forms.js', array(),
                file_exists($js) ? (string) filemtime($js) : AIEO_VERSION, true);
            wp_localize_script('aieo-forms', 'aieoForms', array(
                'ajaxUrl'    => admin_url('admin-ajax.php'),
                'submit'     => self::AJAX_SUBMIT,
                'dismiss'    => self::AJAX_DISMISS,
                'html'       => self::AJAX_HTML,
                'nonce'      => wp_create_nonce(self::AJAX_SUBMIT),
                'i18n'       => array(
                    'failed' => __('Could not send. Please try again.', 'ai-eshop-optimizer'),
                ),
            ));
            
            
            if (class_exists('AIEO_Wizard')) {
                AIEO_Wizard::enqueue_styles();
                AIEO_Wizard::enqueue_modal_script();
            }
        }

        
        public static function render() {
            if (!self::is_our_screen()) { return; }
            $form = self::current_form();
            if (!$form) { return; }
            $defs = self::definitions();

            
            
            
            
            
            
            
            
            
            
            
            $user_id  = get_current_user_id();
            $meta_key = self::META_OFFERED . $form['code'];
            $preview  = !empty($form['preview']);
            $autoopen = false;

            
            
            $folded = !empty($form['collapse_questions']);

            
            
            
            
            
            
            $on_demand = !empty($form['on_demand']);
            $blocked   = $on_demand && !empty($form['blocked']) ? $form['blocked'] : '';

            if ($on_demand) {
                $autoopen = true;
            } elseif (!$preview && !get_user_meta($user_id, $meta_key, true)) {
                $autoopen = true;
                update_user_meta($user_id, $meta_key, time());
            }

            
            
            
            $show_questions = ('' === $blocked);
            ?>
            <div class="aieo-fb-overlay" id="aieo-form"
                 data-form="<?php echo esc_attr($form['code']); ?>"
                 <?php echo $autoopen ? 'data-autoopen="1"' : ''; ?>
                 <?php echo $preview ? 'data-preview="1"' : ''; ?>
                 <?php echo $on_demand ? 'data-ondemand="1"' : ''; ?>
                 <?php echo $folded ? 'data-folded="1"' : ''; ?>
                 <?php
                 
                 
                 
                 
                 
                 
                 echo !empty($form['blocks']) ? 'data-wide="1"' : '';
                 ?> hidden>
                <div class="aieo-fb-card" role="dialog" aria-modal="true" aria-labelledby="aieo-form-title">
                    <div class="aieo-fb-head">
                        <?php 
                              
                              
                              ?>
                        <?php if (empty($form['hero'])) : ?>
                            <h2 id="aieo-form-title"><?php echo esc_html($form['title']); ?></h2>
                        <?php else : ?>
                            <span></span>
                        <?php endif; ?>
                        <button type="button" class="aieo-fb-x" data-aieo-form-close
                                aria-label="<?php esc_attr_e('Close', 'ai-eshop-optimizer'); ?>">&times;</button>
                    </div>
                    <div class="aieo-fb-body">
                        <?php 
                              
                              
                              ?>
                        <?php if (!empty($form['hero'])) : ?>
                            <div class="aieo-form-hero">
                                <?php 
                                      
                                      
                                      
                                      ?>
                                <img class="aieo-form-hero-logo"
                                     src="<?php echo esc_url(AIEO_URI); ?>assets/images/rooster-logo-universal.svg"
                                     alt="" aria-hidden="true" />
                                <h2 id="aieo-form-title" class="aieo-form-hero-title">
                                    <?php 
                                          
                                          
                                          ?>
                                    <span class="aieo-form-hero-mark" aria-hidden="true">&#10084;</span>
                                    <?php echo esc_html($form['hero']); ?>
                                </h2>
                            </div>
                        <?php endif; ?>

                        <?php if (!empty($form['intro'])) : ?>
                            <p class="aieo-form-subtitle"><?php echo esc_html($form['intro']); ?><?php
                                
                                
                                
                                if (!empty($form['intro_tail'])) :
                                    ?><br><?php echo esc_html($form['intro_tail']);
                                endif;
                            ?></p>
                        <?php endif; ?>

                        <?php 
                              
                              
                              ?>
                        <?php if (!empty($form['punch'])) : ?>
                            <p class="aieo-form-punch"><?php echo esc_html($form['punch']); ?></p>
                        <?php endif; ?>

                        <?php 
                              
                              
                              ?>
                        <?php if (!empty($form['caution']['body'])) : ?>
                            <div class="aieo-form-caution">
                                <?php if (!empty($form['caution']['title'])) : ?>
                                    <p class="aieo-form-caution-title"><?php echo esc_html($form['caution']['title']); ?></p>
                                <?php endif; ?>
                                <p><?php echo esc_html($form['caution']['body']); ?></p>
                            </div>
                        <?php endif; ?>

                        <?php
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        $aieo_blocks = isset($form['blocks']) && is_array($form['blocks']) ? $form['blocks'] : array();
                        foreach ($aieo_blocks as $aieo_b) :
                            if (empty($aieo_b['x'])) { continue; }
                            $aieo_t = isset($aieo_b['t']) ? $aieo_b['t'] : 'p';
                            if ('fold' === $aieo_t) :
                                
                                ?>
                                <details class="aieo-form-fold aieo-form-fold--copy">
                                    <summary class="aieo-form-fold-summary aieo-form-fold-summary--copy">
                                        <span class="aieo-form-fold-label">
                                            <span class="aieo-form-fold-h"><?php echo esc_html($aieo_b['x']); ?></span>
                                            <?php if (!empty($aieo_b['lede'])) : ?>
                                                <span class="aieo-form-fold-lede"><?php echo esc_html($aieo_b['lede']); ?></span>
                                            <?php endif; ?>
                                        </span>
                                        <span class="aieo-form-fold-chev" aria-hidden="true">&#8250;</span>
                                    </summary>
                                    <div class="aieo-form-fold-body">
                                        <?php foreach ((array) (isset($aieo_b['body']) ? $aieo_b['body'] : array()) as $aieo_para) : ?>
                                            <p class="aieo-form-copy"><?php echo esc_html($aieo_para); ?></p>
                                        <?php endforeach; ?>
                                    </div>
                                </details>
                            <?php elseif ('h' === $aieo_t) : ?>
                                <h3 class="aieo-form-section"><?php echo esc_html($aieo_b['x']); ?></h3>
                            <?php else :
                                $aieo_cls = 'lede' === $aieo_t ? 'aieo-form-lede'
                                    : ('rule' === $aieo_t ? 'aieo-form-copy aieo-form-rule'
                                    : ('sum' === $aieo_t ? 'aieo-form-sum' : 'aieo-form-copy'));
                                ?>
                                <p class="<?php echo esc_attr($aieo_cls); ?>"><?php echo esc_html($aieo_b['x']); ?></p>
                            <?php endif;
                        endforeach; ?>

                        <?php if (!empty($form['tip'])) : ?>
                            <p class="aieo-form-tip"><?php echo esc_html($form['tip']); ?></p>
                        <?php endif; ?>

                        <?php if ($aieo_blocks || !empty($form['tip'])) : ?>
                            <hr class="aieo-form-divider">
                        <?php endif; ?>

                        <?php
                        
                        
                        
                        
                        
                        
                        
                        if ('early' === $blocked) :
                            $aieo_min  = (int) $form['audience']['min_days'];
                            $aieo_days = self::days_installed();
                            ?>
                            <div class="aieo-form-blocked">
                                <p class="aieo-form-blocked-title"><?php esc_html_e('Not just yet', 'ai-eshop-optimizer'); ?></p>
                                <p>
                                    <?php
                                    printf(
                                        
                                        esc_html(_n(
                                            'This one is for people who have used Rooster One for at least %d day, so the answers come from experience rather than first impressions.',
                                            'This one is for people who have used Rooster One for at least %d days, so the answers come from experience rather than first impressions.',
                                            $aieo_min,
                                            'ai-eshop-optimizer'
                                        )),
                                        (int) $aieo_min
                                    );
                                    ?>
                                </p>
                                <p>
                                    <?php
                                    printf(
                                        
                                        esc_html(_n(
                                            'You have had it for %d day so far. We will ask then, and you can always reach us in the meantime.',
                                            'You have had it for %d days so far. We will ask then, and you can always reach us in the meantime.',
                                            $aieo_days,
                                            'ai-eshop-optimizer'
                                        )),
                                        (int) $aieo_days
                                    );
                                    ?>
                                </p>
                            </div>
                        <?php elseif ('answered' === $blocked) : ?>
                            <div class="aieo-form-blocked">
                                <p class="aieo-form-blocked-title"><?php esc_html_e('You have already answered this one', 'ai-eshop-optimizer'); ?></p>
                                <p><?php esc_html_e('Thank you — your answers are with us and they do get read. If something has changed, or you have more to say, the feedback button in the top bar reaches us directly.', 'ai-eshop-optimizer'); ?></p>
                            </div>
                        <?php endif; ?>

                        <?php if ($show_questions) : ?>
                        <?php
                        
                        
                        
                        
                        if ($folded) : ?>
                        <details class="aieo-form-fold" id="aieo-form-fold">
                            <summary class="aieo-form-fold-summary">
                                <span class="aieo-form-fold-label"><?php echo esc_html(isset($form['collapse_label']) ? $form['collapse_label'] : __('A few quick questions', 'ai-eshop-optimizer')); ?></span>
                                <span class="aieo-form-fold-chev" aria-hidden="true">&#8250;</span>
                            </summary>
                            <?php if (!empty($form['collapse_hint'])) : ?>
                                <p class="aieo-form-fold-hint"><?php echo esc_html($form['collapse_hint']); ?></p>
                            <?php endif; ?>
                        <?php endif; ?>

                        <?php foreach ((array) $form['questions'] as $qcode) :
                            if (!isset($defs['questions'][$qcode])) { continue; }
                            $q    = $defs['questions'][$qcode];
                            $type = isset($q['type']) ? $q['type'] : 'single';
                            ?>
                            <fieldset class="aieo-form-q" data-q="<?php echo esc_attr($qcode); ?>">
                                <legend class="aieo-form-q-title"><?php echo esc_html($q['label']); ?></legend>
                                <?php if (!empty($q['help'])) : ?>
                                    <p class="aieo-form-q-hint"><?php echo esc_html($q['help']); ?></p>
                                <?php endif; ?>

                                <?php if ('single' === $type || 'multi' === $type) : ?>
                                    <?php 
                                          
                                          
                                          
                                          ?>
                                    <div class="aieo-form-options">
                                    <?php foreach ((array) $q['choices'] as $ccode => $clabel) : ?>
                                        <label class="aieo-form-pill">
                                            <input type="<?php echo 'multi' === $type ? 'checkbox' : 'radio'; ?>"
                                                   name="aieo_q_<?php echo esc_attr($qcode); ?><?php echo 'multi' === $type ? '[]' : ''; ?>"
                                                   value="<?php echo esc_attr($ccode); ?>">
                                            <span><?php echo esc_html($clabel); ?></span>
                                        </label>
                                    <?php endforeach; ?>
                                    </div>
                                    <?php if (!empty($q['other_choice'])) : ?>
                                        <input type="text" class="aieo-form-other" hidden
                                               data-for="<?php echo esc_attr($q['other_choice']); ?>"
                                               name="aieo_other_<?php echo esc_attr($qcode); ?>"
                                               maxlength="<?php echo (int) (isset($q['max_len']) ? $q['max_len'] : 200); ?>"
                                               placeholder="<?php esc_attr_e('Tell us more', 'ai-eshop-optimizer'); ?>">
                                    <?php endif; ?>
                                <?php else : ?>
                                    <textarea name="aieo_q_<?php echo esc_attr($qcode); ?>" rows="4"
                                              maxlength="<?php echo (int) (isset($q['max_len']) ? $q['max_len'] : 1000); ?>"></textarea>
                                <?php endif; ?>
                            </fieldset>
                        <?php endforeach; ?>

                        <?php
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        $aieo_user  = wp_get_current_user();
                        $aieo_email = ($aieo_user && $aieo_user->user_email) ? $aieo_user->user_email : get_option('admin_email');
                        ?>
                        <div class="aieo-form-identity">
                            <label class="aieo-form-q-title" for="aieo-form-email"><?php esc_html_e('Your email, if you would like a reply', 'ai-eshop-optimizer'); ?></label>
                            <input type="email" id="aieo-form-email" value="<?php echo esc_attr($aieo_email); ?>">
                            <label class="rooster-admin-check aieo-form-anon">
                                <input type="checkbox" id="aieo-form-anon">
                                <span><?php esc_html_e('Answer anonymously — we will not be able to reply', 'ai-eshop-optimizer'); ?></span>
                            </label>
                        </div>

                        <p class="aieo-fb-consent">
                            <?php esc_html_e('Your answers go to rooster.systems together with your site address and the Rooster One version. No customer or order data is included. Pressing Send is how you agree to that.', 'ai-eshop-optimizer'); ?>
                        </p>

                        <?php if ($folded) : ?>
                        </details>
                        <?php endif; ?>
                        <?php endif; ?>

                        <?php 
                              
                              
                              ?>
                        <p class="aieo-form-support">
                            <?php
                            printf(
                                
                                esc_html__('Questions or feedback along the way? Join our %s, or use the feedback icon in the top bar of any Rooster One screen.', 'ai-eshop-optimizer'),
                                '<a href="' . esc_url('https://invite.viber.com/?g2=AQBLYG4uDl%2B7a1bwZ7%2FJ%2Bw6MeguHY3TT2Id2N%2FwfC%2F%2FnzlWGnVxA0eJPIk8L%2F4B%2B') . '" target="_blank" rel="noopener noreferrer">'
                                    . esc_html__('support group on Viber', 'ai-eshop-optimizer') . '</a>'
                            );
                            ?>
                        </p>
                    </div>
                    <div class="aieo-fb-foot">
                        <span class="aieo-fb-msg" role="status" aria-live="polite">
                            <?php if ($preview) : ?>
                                <?php esc_html_e('Preview — nothing is sent.', 'ai-eshop-optimizer'); ?>
                            <?php endif; ?>
                        </span>
                        <?php
                        
                        if (!$show_questions) : ?>
                            <button type="button" class="button button-primary" data-aieo-form-close data-aieo-modal="ok"><?php esc_html_e('Close', 'ai-eshop-optimizer'); ?></button>
                        <?php else : ?>
                        <?php
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        if ($folded) :
                            
                            $aieo_wizard = '';
                            if (class_exists('AIEO_DMM') && method_exists('AIEO_DMM', 'instance')) {
                                $aieo_mods = AIEO_DMM::instance()->get_modules();
                                if (isset($aieo_mods['getting_set_up'])) {
                                    $aieo_wizard = $aieo_mods['getting_set_up']->get_url();
                                }
                            }
                            ?>
                            <?php 
                                  
                                  ?>
                            <button type="button" class="button button-primary aieo-fold-shut" data-aieo-form-close data-aieo-modal="ok"
                                <?php echo '' !== $aieo_wizard ? 'data-aieo-goto="' . esc_url($aieo_wizard) . '" data-aieo-wizard-open="1"' : ''; ?>><?php esc_html_e('Get started', 'ai-eshop-optimizer'); ?></button>
                        <?php endif; ?>
                        <button type="button" class="button <?php echo $folded ? 'aieo-fold-open' : ''; ?>" data-aieo-form-close data-aieo-modal="cancel"><?php echo $preview ? esc_html__('Close', 'ai-eshop-optimizer') : esc_html__('Not now', 'ai-eshop-optimizer'); ?></button>
                        <?php 
                              
                              ?>
                        <button type="button" class="button button-primary <?php echo $folded ? 'aieo-fold-open' : ''; ?>" id="aieo-form-send" data-aieo-modal="ok"
                                <?php disabled($preview); ?>><?php esc_html_e('Send', 'ai-eshop-optimizer'); ?></button>
                        <?php endif; ?>
                    </div>
                    <div class="aieo-fb-thanks" hidden>
                        <div class="aieo-fb-tick" aria-hidden="true">&#10003;</div>
                        <h3><?php esc_html_e('Thank you', 'ai-eshop-optimizer'); ?></h3>
                        <p><?php esc_html_e('That genuinely helps us aim the next release.', 'ai-eshop-optimizer'); ?></p>
                        <button type="button" class="button button-primary" data-aieo-form-close><?php esc_html_e('Done', 'ai-eshop-optimizer'); ?></button>
                    </div>
                </div>
            </div>
            <?php
        }

        private static function cap() {
            return defined('AIEO_CAPABILITY') ? AIEO_CAPABILITY : 'manage_options';
        }

        

        
        public static function definitions() {
            static $memo = array();
            $locale = function_exists('get_user_locale') ? get_user_locale() : get_locale();
            if (isset($memo[$locale])) { return $memo[$locale]; }

            $key    = 'aieo_forms_defs_' . md5($locale . '|' . (defined('AIEO_VERSION') ? AIEO_VERSION : ''));
            $cached = get_transient($key);
            if (is_array($cached)) {
                $memo[$locale] = $cached;
                return $cached;
            }

            $path = (defined('AIEO_DIR') ? AIEO_DIR : dirname(__DIR__) . '/') . 'includes/dmm/data/forms.php';
            $defs = is_readable($path) ? include $path : array();
            if (!is_array($defs) || empty($defs['forms']) || empty($defs['questions'])) {
                $defs = array('questions' => array(), 'forms' => array());
            }

            
            
            
            
            
            
            
            
            
            
            
            
            
            
            
            if (function_exists('is_textdomain_loaded') && is_textdomain_loaded('ai-eshop-optimizer')) {
                set_transient($key, $defs, self::CACHE_TTL);
            }
            $memo[$locale] = $defs;
            return $defs;
        }

        
        private static function answered() {
            $a = get_option(self::OPT_ANSWERED, array());
            return is_array($a) ? $a : array();
        }

        

        
        private static function audience_ok($form, $user_id = 0) {
            $rules   = isset($form['audience']) && is_array($form['audience']) ? $form['audience'] : array();
            $user_id = $user_id ? (int) $user_id : get_current_user_id();

            foreach ($rules as $rule => $value) {
                switch ($rule) {
                    case 'min_days':
                        $first = (int) get_option('aieo_first_activated_at', 0);
                        if (!$first || (time() - $first) < ((int) $value) * DAY_IN_SECONDS) {
                            return false;
                        }
                        break;

                    case 'not_answered':
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        if (get_user_meta($user_id, self::META_ANSWERED . $value, true)) { return false; }
                        break;

                    case 'not_used_page':
                        
                        
                        if (self::has_used_page((string) $value)) { return false; }
                        break;

                    default:
                        return false; 
                }
            }
            return true;
        }

        
        private static function has_used_page($page) {
            $counts = get_option('aieo_action_telemetry_counts');
            if (!is_array($counts) || '' === $page) { return false; }
            foreach ($counts as $id => $row) {
                if (0 === strpos((string) $id, $page . '.')) { return true; }
            }
            return false;
        }

        
        
        public static function preview_code() {
            if (!current_user_can(self::cap())) { return ''; }
            
            return isset($_GET['aieo_form_preview']) ? sanitize_key(wp_unslash($_GET['aieo_form_preview'])) : '';
        }

        
        public static function reopenable() {
            return array('welcome', 'checkin');
        }

        
        public static function open_code() {
            if (!current_user_can(self::cap())) { return ''; }
            
            $code = isset($_GET['aieo_form_open']) ? sanitize_key(wp_unslash($_GET['aieo_form_open'])) : '';
            return in_array($code, self::reopenable(), true) ? $code : '';
        }

        
        private static function blocked_reason($form, $user_id) {
            if (get_user_meta($user_id, self::META_ANSWERED . $form['code'], true)) { return 'answered'; }

            $min = isset($form['audience']['min_days']) ? (int) $form['audience']['min_days'] : 0;
            if ($min > 0) {
                $first = (int) get_option('aieo_first_activated_at', 0);
                $days  = $first ? (int) floor((time() - $first) / DAY_IN_SECONDS) : 0;
                if ($days < $min) { return 'early'; }
            }
            return '';
        }

        
        private static function days_installed() {
            $first = (int) get_option('aieo_first_activated_at', 0);
            return $first ? max(0, (int) floor((time() - $first) / DAY_IN_SECONDS)) : 0;
        }

        public static function current_form($user_id = 0) {
            $user_id = $user_id ? (int) $user_id : get_current_user_id();
            if (!$user_id || !current_user_can(self::cap())) { return null; }

            $defs = self::definitions();

            $preview = self::preview_code();
            if ('' !== $preview && isset($defs['forms'][$preview])) {
                $form            = $defs['forms'][$preview];
                $form['code']    = $preview;
                $form['version'] = isset($form['version']) ? (string) $form['version'] : '1';
                $form['preview'] = true;
                return $form;
            }

            
            
            
            
            $open = self::open_code();
            if ('' !== $open && isset($defs['forms'][$open])) {
                $form              = $defs['forms'][$open];
                $form['code']      = $open;
                $form['version']   = isset($form['version']) ? (string) $form['version'] : '1';
                $form['on_demand'] = true;
                $form['blocked']   = self::blocked_reason($form, $user_id);
                return $form;
            }

            $answered = self::answered();
            $active   = get_option(self::OPT_ACTIVE, null);

            foreach ($defs['forms'] as $code => $form) {
                $version = isset($form['version']) ? (string) $form['version'] : '1';

                
                
                if (is_array($active) && !in_array($code, $active, true)) { continue; }

                
                
                
                
                
                
                if (get_user_meta($user_id, self::META_ANSWERED . $code, true)) { continue; }
                if (get_user_meta($user_id, self::META_DISMISSED . $code, true)) { continue; }
                if (!self::audience_ok($form, $user_id)) { continue; }

                $form['code']    = $code;
                $form['version'] = $version;
                return $form;
            }
            return null;
        }

        

        
        private static function collect($form, $posted) {
            $defs = self::definitions();
            $out  = array();

            foreach ((array) $form['questions'] as $qcode) {
                if (!isset($defs['questions'][$qcode])) {
                    $out[] = array('q' => $qcode, 'd' => 'not_shown');
                    continue;
                }
                $q     = $defs['questions'][$qcode];
                $type  = isset($q['type']) ? $q['type'] : 'single';
                $given = isset($posted[$qcode]) ? $posted[$qcode] : null;

                $entry = array('q' => $qcode, 'd' => 'answered');

                if ('multi' === $type) {
                    $codes = array_values(array_filter(array_map('sanitize_key', (array) $given)));
                    $codes = array_values(array_intersect($codes, array_keys((array) $q['choices'])));
                    if (empty($codes)) { $entry['d'] = 'skipped'; } else { $entry['c'] = $codes; }
                } elseif ('single' === $type) {
                    $code = sanitize_key((string) $given);
                    if ('' === $code || !isset($q['choices'][$code])) {
                        $entry['d'] = 'skipped';
                    } else {
                        $entry['c'] = array($code);
                    }
                } elseif ('rating' === $type) {
                    $n = (int) $given;
                    if ($n < 1 || $n > 5) { $entry['d'] = 'skipped'; } else { $entry['n'] = $n; }
                } else { 
                    $txt = trim((string) $given);
                    if ('' === $txt) {
                        $entry['d'] = 'skipped';
                    } else {
                        $max = isset($q['max_len']) ? (int) $q['max_len'] : 1000;
                        $entry['t'] = mb_substr(wp_check_invalid_utf8($txt), 0, $max);
                    }
                }

                
                
                
                
                
                
                
                
                
                
                if (!empty($q['other_choice']) && isset($entry['c'])
                    && in_array($q['other_choice'], $entry['c'], true)) {
                    $other = isset($posted[$qcode . '__other']) ? trim((string) $posted[$qcode . '__other']) : '';
                    if ('' !== $other) {
                        $max = isset($q['max_len']) ? (int) $q['max_len'] : 200;
                        $entry['t']  = mb_substr(wp_check_invalid_utf8($other), 0, $max);
                        $entry['tc'] = (string) $q['other_choice'];
                    }
                }

                $out[] = $entry;
            }
            return $out;
        }

        
        private static function manifest($form) {
            $defs = self::definitions();
            $qs   = array();
            foreach ((array) $form['questions'] as $qcode) {
                if (!isset($defs['questions'][$qcode])) { continue; }
                $q  = $defs['questions'][$qcode];
                $qs[] = array(
                    'code'    => $qcode,
                    'label'   => isset($q['label']) ? (string) $q['label'] : $qcode,
                    'choices' => isset($q['choices']) ? array_map('strval', (array) $q['choices']) : array(),
                );
            }
            return array('questions' => $qs);
        }

        public static function ajax_submit() {
            check_ajax_referer(self::AJAX_SUBMIT, 'nonce');
            if (!current_user_can(self::cap())) {
                wp_send_json_error(array('message' => __('Unauthorized', 'ai-eshop-optimizer')), 403);
            }

            $code = isset($_POST['form_code']) ? sanitize_key(wp_unslash($_POST['form_code'])) : '';
            $defs = self::definitions();
            if ('' === $code || !isset($defs['forms'][$code])) {
                wp_send_json_error(array('message' => __('Unknown form.', 'ai-eshop-optimizer')));
            }
            $form            = $defs['forms'][$code];
            $form['code']    = $code;
            $form['version'] = isset($form['version']) ? (string) $form['version'] : '1';

            
            $posted  = isset($_POST['answers']) && is_array($_POST['answers']) ? wp_unslash($_POST['answers']) : array();
            $answers = self::collect($form, $posted);

            
            
            
            
            
            
            
            
            
            
            
            $has_answer = false;
            foreach ($answers as $entry) {
                if (isset($entry['d']) && 'answered' === $entry['d']) { $has_answer = true; break; }
            }
            if (!$has_answer) {
                update_user_meta(get_current_user_id(), self::META_DISMISSED . $form['code'], 1);
                wp_send_json_success(array('dismissed' => true));
            }

            
            
            
            
            if (class_exists('AIEO_Personas')) {
                foreach ($answers as $entry) {
                    if ('role' === ($entry['q'] ?? '') && 'answered' === ($entry['d'] ?? '') && !empty($entry['c'][0])) {
                        AIEO_Personas::record_survey_role(get_current_user_id(), (string) $entry['c'][0]);
                    }
                }
            }

            
            
            $anon  = !empty($_POST['anonymous']);
            $email = isset($_POST['email']) ? sanitize_email(wp_unslash($_POST['email'])) : '';
            if ($anon || !is_email($email)) { $email = ''; }

            if (class_exists('AIEO_Portal_Client')) {
                AIEO_Portal_Client::submit('form', array(
                    'form_code'        => $form['code'],
                    'form_version'     => $form['version'],
                    'answers'          => $answers,
                    'manifest'         => self::manifest($form),
                    'contact_email'    => $email,
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    
                    'respondent'       => substr(hash_hmac('sha256', (string) get_current_user_id(), wp_salt('auth')), 0, 16),
                    'plugin_version'   => defined('AIEO_VERSION') ? AIEO_VERSION : '',
                    'locale'           => get_user_locale(),
                    'environment_type' => wp_get_environment_type(),
                    'screen'           => 'form:' . $form['code'],
                    
                    'profile'          => class_exists('AIEO_Wizard') ? AIEO_Wizard::profile(get_current_user_id()) : null,
                ));
            }

            
            
            
            
            update_user_meta(get_current_user_id(), self::META_ANSWERED . $form['code'], time());

            $answered   = self::answered();
            $answered[] = $form['code'] . ':' . $form['version'];
            update_option(self::OPT_ANSWERED, array_values(array_unique($answered)), false);

            wp_send_json_success(array('message' => __('Thank you', 'ai-eshop-optimizer')));
        }

        
        public static function ajax_html() {
            check_ajax_referer(self::AJAX_SUBMIT, 'nonce');
            if (!current_user_can(self::cap())) { wp_send_json_error(null, 403); }

            $code = isset($_GET['form_code']) ? sanitize_key(wp_unslash($_GET['form_code'])) : '';
            if (!in_array($code, self::reopenable(), true)) { wp_send_json_error(null, 400); }

            
            
            $_GET['aieo_form_open'] = $code;

            ob_start();
            self::render();
            $html = ob_get_clean();
            if ('' === trim((string) $html)) { wp_send_json_error(null, 404); }

            wp_send_json_success(array('html' => $html));
        }

        
        public static function ajax_dismiss() {
            check_ajax_referer(self::AJAX_SUBMIT, 'nonce');
            if (!current_user_can(self::cap())) {
                wp_send_json_error(null, 403);
            }
            $code = isset($_POST['form_code']) ? sanitize_key(wp_unslash($_POST['form_code'])) : '';
            if ($code) {
                update_user_meta(get_current_user_id(), self::META_DISMISSED . $code, 1);
            }
            wp_send_json_success();
        }
    }
}