// Schemaläggning
register_activation_hook(__FILE__, 'seo_gpt_schedule_cron');
register_deactivation_hook(__FILE__, 'seo_gpt_clear_cron');

function seo_gpt_schedule_cron() {
    if (!wp_next_scheduled('seo_gpt_cron_hook')) {
        wp_schedule_event(time(), 'daily', 'seo_gpt_cron_hook');
    }
}

function seo_gpt_clear_cron() {
    wp_clear_scheduled_hook('seo_gpt_cron_hook');
}

add_action('seo_gpt_cron_hook', 'seo_gpt_cron_task');
function seo_gpt_cron_task() {
    $api_key = get_option('seo_gpt_api_key');
    $enabled = get_option('seo_gpt_cron_enabled');
    if (!$api_key || !$enabled) return;

    $types = ['product', 'post', 'page'];
    foreach ($types as $type) {
        $posts = get_posts(['post_type' => $type, 'posts_per_page' => 10, 'fields' => 'ids']); // Begränsad till 10 för säker drift
        foreach ($posts as $pid) {
            if (!get_post_meta($pid, '_yoast_wpseo_focuskw', true)) {
                $log = [];
                $keyword = seo_generate_keyword($pid, $api_key, $log);
                if ($keyword) {
                    update_post_meta($pid, '_yoast_wpseo_focuskw', $keyword);
                    update_post_meta($pid, '_yoast_wpseo_focuskw_text_input', $keyword);
                    update_option('seo_gpt_latest_response', $keyword);
                }
            }
        }
    }
}

// Adminpanel – inställning och senaste GPT-svar
add_action('admin_init', function() {
    register_setting('seo_full_settings', 'seo_gpt_api_key');
    register_setting('seo_full_settings', 'seo_gpt_cron_enabled');
});
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