<?php
/**
 * Settings home/cms/footer/payment helper.
 *
 * @package AKSRT
 */

defined('ABSPATH') || exit;

class AKSRT_Settings_Home_Cms {

    public static function get_footer_settings(): array {
        $defaults = [
            'contacts'        => [],
            'quick_links'     => [],
            'more_links'      => [],
            'hot_categories'  => 5,
            'copyright_text'  => '',
            'layout_template' => 'default',
        ];
        $footer = get_option('aksrt_footer_settings', []);
        $merged = array_merge($defaults, $footer);

        $s = AKSRT_Settings::get_all();
        $bridge_keys = [
            'footer_columns', 'footer_copyright', 'footer_icp', 'icp_number',
            'footer_police', 'police_number',
            'footer_theme_custom', 'footer_theme_bg_custom', 'footer_theme_bg', 'footer_theme_color_custom',
            'footer_contact_wechat_img', 'footer_contact_qq', 'footer_contact_weibo', 'footer_contact_email',
        ];
        foreach ($bridge_keys as $key) {
            if (isset($s[$key])) {
                $merged[$key] = $s[$key];
            }
        }
        return $merged;
    }

    public static function get_footer_contacts(): array {
        $footer = self::get_footer_settings();
        return array_filter($footer['contacts'], fn($c) => !empty($c['enabled']));
    }

    public static function get_quick_links(): array {
        $footer = self::get_footer_settings();
        $links = array_filter($footer['quick_links'], fn($l) => !empty($l['enabled']));
        usort($links, fn($a, $b) => ($a['sort_order'] ?? 0) <=> ($b['sort_order'] ?? 0));
        return array_values($links);
    }

    public static function get_more_links(): array {
        $footer = self::get_footer_settings();
        $links = array_filter($footer['more_links'], fn($l) => !empty($l['enabled']));
        usort($links, fn($a, $b) => ($a['sort_order'] ?? 0) <=> ($b['sort_order'] ?? 0));
        return array_values($links);
    }

    public static function get_hot_categories_count(): int {
        $footer = self::get_footer_settings();
        return max(1, min(20, (int) ($footer['hot_categories'] ?? 5)));
    }

    public static function get_copyright_text(): string {
        $footer = self::get_footer_settings();
        return $footer['copyright_text'] ?: '';
    }

    public static function get_footer_brand_settings(): array {
        $f = self::get_footer_settings();
        return [
            'm_s'         => is_array($f['footer_t1_m_s'] ?? null) ? $f['footer_t1_m_s'] : ['pc', 'mobile'],
            'img'         => (string) ($f['footer_t1_img'] ?? ''),
            'img_dark'    => (string) ($f['footer_t1_img_dark'] ?? ''),
            'title'       => (string) ($f['footer_t1_t'] ?? ''),
            'custom_code' => (string) ($f['fcode_t1_code'] ?? ''),
        ];
    }

    public static function get_footer_contact_extended_settings(): array {
        $f = self::get_footer_settings();
        return [
            'm_s'        => is_array($f['footer_contact_m_s'] ?? null) ? $f['footer_contact_m_s'] : ['pc', 'mobile'],
            'wechat_img' => (string) ($f['footer_contact_wechat_img'] ?? ''),
            'qq'         => (string) ($f['footer_contact_qq'] ?? ''),
            'weibo'      => (string) ($f['footer_contact_weibo'] ?? ''),
            'email'      => (string) ($f['footer_contact_email'] ?? ''),
            'more'       => is_array($f['footer_contact_more'] ?? null) ? $f['footer_contact_more'] : [],
            'code_1'     => (string) ($f['fcode_t2_code_1'] ?? ''),
            'code_2'     => (string) ($f['fcode_t2_code_2'] ?? ''),
        ];
    }

    public static function get_footer_mini_img_settings(): array {
        $f = self::get_footer_settings();
        return [
            'm_s'   => is_array($f['footer_mini_img_m_s'] ?? null) ? $f['footer_mini_img_m_s'] : ['pc', 'mobile'],
            'items' => is_array($f['footer_mini_img'] ?? null) ? $f['footer_mini_img'] : [],
        ];
    }

    public static function get_footer_customize_code(): string {
        $f = self::get_footer_settings();
        return (string) ($f['fcode_customize_code'] ?? '');
    }

    public static function get_footer_theme_config(): array {
        $s = AKSRT_Settings::get_all();
        return [
            'custom'       => !empty($s['footer_theme_custom']),
            'bg_custom'    => sanitize_hex_color((string) ($s['footer_theme_bg_custom'] ?? '')) ?: '',
            'bg'           => sanitize_hex_color((string) ($s['footer_theme_bg'] ?? '')) ?: '',
            'color_custom' => sanitize_hex_color((string) ($s['footer_theme_color_custom'] ?? '')) ?: '',
        ];
    }

    public static function get_site_profile(): string {
        return 'cms';
    }

    public static function get_cms_features(): array {
        $defaults = [
            'resource_cpt_enabled'    => true,
            'download_login'          => true,
            'download_credit'         => true,
            'download_captcha'        => false,
            'search_include_resource' => true,
        ];
        $s = AKSRT_Settings::get_all();
        $saved = isset($s['cms_features']) && is_array($s['cms_features']) ? $s['cms_features'] : [];
        return array_merge($defaults, $saved);
    }

    public static function cms_feature(string $key, $default = null) {
        $f = self::get_cms_features();
        return array_key_exists($key, $f) ? $f[$key] : $default;
    }

    public static function homepage_allowed_sorts(): array {
        return ['modified', 'date', 'views', 'likes', 'comments', 'favorites', 'downloads', 'rand'];
    }

    public static function homepage_sort_labels(): array {
        return [
            'modified'  => __('更新', 'aksrt'),
            'date'      => __('发布', 'aksrt'),
            'views'     => __('浏览', 'aksrt'),
            'likes'     => __('点赞', 'aksrt'),
            'comments'  => __('评论', 'aksrt'),
            'favorites' => __('收藏', 'aksrt'),
            'downloads' => __('下载', 'aksrt'),
            'rand'      => __('随机', 'aksrt'),
        ];
    }

    public static function get_homepage_fixed_settings(): array {
        $s = AKSRT_Settings::get_all();
        $allowed_sorts = self::homepage_allowed_sorts();

        // Zibll-aligned primary list contract.
        $main_list_enabled = array_key_exists('home_posts_list_s', $s)
            ? !empty($s['home_posts_list_s'])
            : (!isset($s['home_posts_list_enabled']) || !empty($s['home_posts_list_enabled']));

        $sort_bar_enabled = array_key_exists('home_list1_orderby_s', $s)
            ? !empty($s['home_list1_orderby_s'])
            : (!isset($s['home_list_sort_enabled']) || !empty($s['home_list_sort_enabled']));

        $orderby_option = [];
        if (isset($s['home_list1_orderby_option']) && is_array($s['home_list1_orderby_option'])) {
            $orderby_option = $s['home_list1_orderby_option'];
        }
        $default_sort = sanitize_key((string) ($orderby_option['orderby'] ?? $s['homepage_default_sort'] ?? 'modified'));
        if (!in_array($default_sort, $allowed_sorts, true)) {
            $default_sort = 'modified';
        }
        $sort_options_raw = $orderby_option['options'] ?? $s['home_list_sort_options'] ?? [];
        if (!is_array($sort_options_raw)) {
            $sort_options_raw = [];
        }
        $sort_options = self::normalize_sort_options($sort_options_raw);
        if (!in_array($default_sort, $sort_options, true)) {
            array_unshift($sort_options, $default_sort);
            $sort_options = array_values(array_unique($sort_options));
        }

        $list_title = '';
        if (array_key_exists('index_list_title', $s)) {
            $list_title = sanitize_text_field((string) $s['index_list_title']);
        } elseif (array_key_exists('home_list_title', $s)) {
            $list_title = sanitize_text_field((string) $s['home_list_title']);
        }
        if ($list_title === '') {
            $list_title = __('最新发布', 'aksrt');
        }

        $exclude_posts = self::normalize_int_array(
            $s['home_exclude_posts'] ?? $s['home_exclude_post_ids'] ?? []
        );
        $exclude_cats = self::normalize_int_array(
            $s['home_exclude_cats'] ?? $s['home_exclude_category_ids'] ?? []
        );

        $tabs_raw = [];
        if (isset($s['home_lists']) && is_array($s['home_lists'])) {
            $tabs_raw = $s['home_lists'];
        } elseif (isset($s['homepage_tabs']) && is_array($s['homepage_tabs'])) {
            $tabs_raw = $s['homepage_tabs'];
        }

        $settings = [
            // Canonical Zibll keys.
            'home_posts_list_s'                  => $main_list_enabled,
            'home_list1_orderby_s'               => $sort_bar_enabled,
            'home_list1_orderby_option'          => [
                'orderby' => $default_sort,
                'options' => $sort_options,
            ],
            'index_list_title'                   => $list_title,
            'home_exclude_posts'                 => $exclude_posts,
            'home_exclude_cats'                  => $exclude_cats,
            'home_lists'                         => self::normalize_homepage_tabs($tabs_raw),

            // Convenience aliases for existing PHP/Vue callers during cutover of this slice.
            'home_posts_list_enabled'            => $main_list_enabled,
            'home_list_sort_enabled'             => $sort_bar_enabled,
            'homepage_default_sort'              => $default_sort,
            'home_list_sort_options'             => $sort_options,
            'home_list_title'                    => $list_title,
            'home_exclude_post_ids'              => $exclude_posts,
            'home_exclude_category_ids'          => $exclude_cats,
            'homepage_tabs'                      => self::normalize_homepage_tabs($tabs_raw),

            // AKSRT presentation extras.
            'homepage_card_style'                => isset($s['homepage_card_style']) ? sanitize_key((string) $s['homepage_card_style']) : 'default',
            'homepage_multi_thumb_enabled'       => !isset($s['homepage_multi_thumb_enabled']) || !empty($s['homepage_multi_thumb_enabled']),
            'homepage_multi_thumb_min_images'    => (int) ($s['homepage_multi_thumb_min_images'] ?? 3),
            'homepage_sidebar_mini_enabled'      => !isset($s['homepage_sidebar_mini_enabled']) || !empty($s['homepage_sidebar_mini_enabled']),
            'homepage_default_view'              => isset($s['homepage_default_view']) ? sanitize_key((string) $s['homepage_default_view']) : 'list',
            'homepage_sort_ajax_enabled'         => !isset($s['homepage_sort_ajax_enabled']) || !empty($s['homepage_sort_ajax_enabled']),
            'homepage_sticky_tabs_enabled'       => !isset($s['homepage_sticky_tabs_enabled']) || !empty($s['homepage_sticky_tabs_enabled']),
            'homepage_content_model'             => isset($s['homepage_content_model']) && in_array($s['homepage_content_model'], ['post', 'mixed'], true) ? $s['homepage_content_model'] : 'mixed',
            'home_list_sort_dropdown'            => !empty($s['home_list_sort_dropdown']),
            'homepage_tab_posts_per_page'        => max(1, min(20, (int) ($s['homepage_tab_posts_per_page'] ?? 6))),
            'homepage_tab_limit'                 => max(1, min(12, (int) ($s['homepage_tab_limit'] ?? 4))),
            'homepage_module_hero_enabled'       => !isset($s['homepage_module_hero_enabled']) || !empty($s['homepage_module_hero_enabled']),
            'homepage_module_banner_enabled'     => !isset($s['homepage_module_banner_enabled']) || !empty($s['homepage_module_banner_enabled']),
        ];

        if (!in_array($settings['homepage_card_style'], ['default', 'style2', 'style3'], true)) {
            $settings['homepage_card_style'] = 'default';
        }

        $settings['homepage_multi_thumb_min_images'] = max(2, min(4, $settings['homepage_multi_thumb_min_images']));

        if (!in_array($settings['homepage_default_view'], ['list', 'card'], true)) {
            $settings['homepage_default_view'] = 'list';
        }

        return $settings;
    }

    public static function homepage_content_model(): string {
        $settings = self::get_homepage_fixed_settings();
        return $settings['homepage_content_model'];
    }

    public static function homepage_tabs(): array {
        $settings = self::get_homepage_fixed_settings();
        return $settings['home_lists'];
    }

    /** @return array<int, array{term_id:int,title:string,orderby:string,enabled:bool}> */
    public static function home_lists(): array {
        return self::homepage_tabs();
    }

    public static function homepage_card_style(): string {
        $settings = self::get_homepage_fixed_settings();
        return $settings['homepage_card_style'];
    }

    public static function homepage_multi_thumb_enabled(): bool {
        $settings = self::get_homepage_fixed_settings();
        return !empty($settings['homepage_multi_thumb_enabled']);
    }

    public static function homepage_multi_thumb_min_images(): int {
        $settings = self::get_homepage_fixed_settings();
        return (int) $settings['homepage_multi_thumb_min_images'];
    }

    public static function homepage_sidebar_mini_enabled(): bool {
        $settings = self::get_homepage_fixed_settings();
        return !empty($settings['homepage_sidebar_mini_enabled']);
    }

    public static function homepage_default_sort(): string {
        $settings = self::get_homepage_fixed_settings();
        return $settings['home_list1_orderby_option']['orderby'] ?? 'modified';
    }

    public static function homepage_default_view(): string {
        $settings = self::get_homepage_fixed_settings();
        return $settings['homepage_default_view'];
    }

    public static function homepage_sort_ajax_enabled(): bool {
        $settings = self::get_homepage_fixed_settings();
        return !empty($settings['homepage_sort_ajax_enabled']);
    }

    public static function homepage_sticky_tabs_enabled(): bool {
        $settings = self::get_homepage_fixed_settings();
        return !empty($settings['homepage_sticky_tabs_enabled']);
    }

    public static function home_posts_list_enabled(): bool {
        $settings = self::get_homepage_fixed_settings();
        return !empty($settings['home_posts_list_s']);
    }

    public static function home_list_title(): string {
        $settings = self::get_homepage_fixed_settings();
        return (string) $settings['index_list_title'];
    }

    public static function home_list_sort_enabled(): bool {
        $settings = self::get_homepage_fixed_settings();
        return !empty($settings['home_list1_orderby_s']);
    }

    public static function home_list_sort_options(): array {
        $settings = self::get_homepage_fixed_settings();
        return $settings['home_list1_orderby_option']['options'] ?? ['modified', 'date', 'views', 'likes', 'comments'];
    }

    public static function home_list_sort_dropdown(): bool {
        $settings = self::get_homepage_fixed_settings();
        return !empty($settings['home_list_sort_dropdown']);
    }

    public static function home_exclude_post_ids(): array {
        $settings = self::get_homepage_fixed_settings();
        return $settings['home_exclude_posts'];
    }

    public static function home_exclude_category_ids(): array {
        $settings = self::get_homepage_fixed_settings();
        return $settings['home_exclude_cats'];
    }

    public static function homepage_tab_posts_per_page(): int {
        $settings = self::get_homepage_fixed_settings();
        return (int) $settings['homepage_tab_posts_per_page'];
    }

    public static function homepage_tab_limit(): int {
        $settings = self::get_homepage_fixed_settings();
        return (int) $settings['homepage_tab_limit'];
    }

    public static function get_paid_content_settings(): array {
        $settings = AKSRT_Settings::get_all();
        $features = self::get_cms_features();
        $catalog_note = trim((string) ($settings['payment_paid_catalog_note'] ?? ''));
        $manual_note = trim((string) ($settings['payment_manual_delivery_note'] ?? ''));

        $box_position = sanitize_key((string) ($settings['payment_paid_box_position'] ?? 'top'));
        if (!in_array($box_position, ['top', 'bottom'], true)) {
            $box_position = 'top';
        }

        return [
            'download_login'       => !empty($features['download_login']),
            'download_credit'      => !empty($features['download_credit']) && AKSRT_Settings::credits_enabled(),
            'download_captcha'     => !empty($features['download_captcha']),
            'default_cost'         => AKSRT_Settings::download_default_cost(),
            'paid_post_types'      => self::parse_slug_list((string) ($settings['payment_paid_post_types'] ?? 'post'), ['post']),
            'vip_free_download'    => !empty($settings['payment_vip_free_download']),
            'vip_exempt_roles'     => self::parse_slug_list((string) ($settings['payment_vip_exempt_roles'] ?? '')),
            'catalog_note'         => $catalog_note,
            'manual_delivery_note' => $manual_note !== '' ? $manual_note : __('付费或人工确认内容请在订单备注中记录交付方式。', 'aksrt'),
            'no_logged_in'         => !isset($settings['payment_no_logged_in']) || !empty($settings['payment_no_logged_in']),
            'display'              => [
                'mark'            => sanitize_text_field((string) ($settings['payment_paid_mark'] ?? '付费')),
                'currency_symbol' => sanitize_text_field((string) ($settings['payment_currency_symbol'] ?? '￥')),
                'show_user'       => !isset($settings['payment_paid_show_user']) || !empty($settings['payment_paid_show_user']),
                'show_paycount'   => !isset($settings['payment_paid_show_paycount']) || !empty($settings['payment_paid_show_paycount']),
                'box_position'    => $box_position,
            ],
            'download'             => [
                'enabled'      => !empty($settings['payment_download_enable']),
                'remote'       => !isset($settings['payment_download_remote_s']) || !empty($settings['payment_download_remote_s']),
                'verify_nonce' => !isset($settings['payment_download_verify_nonce']) || !empty($settings['payment_download_verify_nonce']),
                'user_log'     => max(0, min(9999, (int) ($settings['payment_download_user_log'] ?? 50))),
                'post_log'     => max(0, min(9999, (int) ($settings['payment_download_post_log'] ?? 50))),
                'remote_size'  => max(1, (int) ($settings['payment_download_remote_size'] ?? 2048)),
                'remote_ext'   => sanitize_text_field((string) ($settings['payment_download_remote_ext'] ?? 'zip,rar,7z')),
            ],
        ];
    }

    public static function get_payment_recharge_settings(): array {
        $settings = AKSRT_Settings::get_all();
        $mode = sanitize_key((string) ($settings['payment_recharge_mode'] ?? 'manual_review'));
        if (!in_array($mode, ['manual_review', 'test_gateway'], true)) {
            $mode = 'manual_review';
        }

        $packages = (string) ($settings['payment_recharge_packages'] ?? "30|30|入门包\n98|108|推荐包");
        $help_text = trim((string) ($settings['payment_recharge_help'] ?? ''));

        return [
            'enabled'         => !empty($settings['payment_recharge_enabled']),
            'mode'            => $mode,
            'desc'            => sanitize_textarea_field((string) ($settings['payment_recharge_desc'] ?? '')),
            'auto_to_balance' => !isset($settings['payment_recharge_auto_to_balance']) || !empty($settings['payment_recharge_auto_to_balance']),
            'packages_raw'    => $packages,
            'package_count'   => self::count_structured_lines($packages),
            'help_text'       => $help_text !== '' ? $help_text : __('当前支持人工确认与测试联调；接入真实网关时复用同一组字段。', 'aksrt'),
            'product'         => [
                'name'         => sanitize_text_field((string) ($settings['payment_recharge_product'] ?? '')),
                'price'        => max(0, min(99999, (int) ($settings['payment_recharge_price'] ?? 0))),
                'tag'          => sanitize_text_field((string) ($settings['payment_recharge_tag'] ?? '元')),
                'tag_class'    => sanitize_text_field((string) ($settings['payment_recharge_tag_class'] ?? '')),
                'custom_s'     => !isset($settings['payment_recharge_custom_s']) || !empty($settings['payment_recharge_custom_s']),
                'custom_limit' => max(1, min(99999, (int) ($settings['payment_recharge_custom_limit'] ?? 9999))),
            ],
            'transfer'        => [
                'enabled'        => !empty($settings['payment_balance_transfer_s']),
                'service_charge' => max(0, min(50, (int) ($settings['payment_balance_transfer_service_charge'] ?? 0))),
                'desc'           => sanitize_textarea_field((string) ($settings['payment_balance_transfer_desc'] ?? '')),
            ],
            'pass_charge'     => [
                'enabled'       => !empty($settings['payment_recharge_pass_charge_s']),
                'desc'          => sanitize_textarea_field((string) ($settings['payment_recharge_pass_charge_desc'] ?? '')),
                'only_password' => !empty($settings['payment_recharge_pass_charge_only_password']),
            ],
            'exchange'        => [
                'enabled' => !empty($settings['payment_recharge_exchange_s']),
                'rate'    => max(1, min(10000, (int) ($settings['payment_recharge_exchange_rate'] ?? 100))),
                'desc'    => sanitize_textarea_field((string) ($settings['payment_recharge_exchange_desc'] ?? '')),
            ],
        ];
    }

    public static function get_payment_vip_settings(): array {
        $settings = AKSRT_Settings::get_all();
        $packages = (string) ($settings['payment_vip_packages'] ?? "30|30|月卡\n365|365|年卡");
        $help_text = trim((string) ($settings['payment_vip_help'] ?? ''));
        $name = trim((string) ($settings['payment_vip_name'] ?? ''));
        $badge = trim((string) ($settings['payment_vip_badge_text'] ?? ''));

        $renew_price_type = sanitize_key((string) ($settings['payment_vip_renew_price_type'] ?? 'same'));
        if (!in_array($renew_price_type, ['same', 'discount'], true)) {
            $renew_price_type = 'same';
        }

        return [
            'enabled'       => !empty($settings['payment_vip_enabled']),
            'name'          => $name !== '' ? $name : __('VIP会员', 'aksrt'),
            'badge_text'    => $badge !== '' ? $badge : __('VIP', 'aksrt'),
            'desc'          => sanitize_textarea_field((string) ($settings['payment_vip_desc'] ?? '')),
            'packages_raw'  => $packages,
            'package_count' => self::count_structured_lines($packages),
            'help_text'     => $help_text !== '' ? $help_text : __('会员权益以免扣下载和身份展示为主，开通后立即生效。', 'aksrt'),
            'benefit'       => [
                'download_limit'   => max(0, min(9999, (int) ($settings['payment_vip_download_limit'] ?? 0))),
                'download_speed'   => max(0, min(99999, (int) ($settings['payment_vip_download_speed'] ?? 0))),
                'discount'         => max(1, min(100, (int) ($settings['payment_vip_discount'] ?? 100))),
                'pass_charge'      => !empty($settings['payment_vip_pass_charge']),
                'pass_charge_desc' => sanitize_textarea_field((string) ($settings['payment_vip_pass_charge_desc'] ?? '')),
            ],
            'renew'         => [
                'enabled'    => !isset($settings['payment_vip_renew']) || !empty($settings['payment_vip_renew']),
                'desc'       => sanitize_textarea_field((string) ($settings['payment_vip_renew_desc'] ?? '')),
                'price_type' => $renew_price_type,
                'discount'   => max(1, min(100, (int) ($settings['payment_vip_renew_discount'] ?? 100))),
                'reduce'     => max(0, min(9999, (int) ($settings['payment_vip_renew_reduce'] ?? 0))),
            ],
            'upgrade'       => [
                'enabled' => !isset($settings['payment_vip_upgrade']) || !empty($settings['payment_vip_upgrade']),
                'desc'    => sanitize_textarea_field((string) ($settings['payment_vip_upgrade_desc'] ?? '')),
                'product' => sanitize_text_field((string) ($settings['payment_vip_upgrade_product'] ?? '')),
            ],
            'price'         => [
                'month'     => max(0, min(99999, (int) ($settings['payment_vip_month_price'] ?? 0))),
                'year'      => max(0, min(99999, (int) ($settings['payment_vip_year_price'] ?? 0))),
                'permanent' => max(0, min(99999, (int) ($settings['payment_vip_permanent_price'] ?? 0))),
                'unit'      => max(0, min(99999, (int) ($settings['payment_vip_unit_price'] ?? 0))),
                'unit_tag'  => sanitize_text_field((string) ($settings['payment_vip_unit_tag'] ?? '元')),
                'jump'      => max(0, min(99999, (int) ($settings['payment_vip_jump_price'] ?? 0))),
            ],
        ];
    }

    public static function get_payment_revenue_settings(): array {
        $settings = AKSRT_Settings::get_all();
        $note = trim((string) ($settings['payment_revenue_note'] ?? ''));

        return [
            'enabled'              => !empty($settings['payment_revenue_enabled']),
            'share_ratio'          => max(0, min(100, (int) ($settings['payment_revenue_share_ratio'] ?? 70))),
            'ratio_vip1'           => max(0, min(100, (int) ($settings['payment_revenue_ratio_vip1'] ?? 0))),
            'ratio_vip2'           => max(0, min(100, (int) ($settings['payment_revenue_ratio_vip2'] ?? 0))),
            'settlement_threshold' => max(0, (int) ($settings['payment_revenue_settlement_threshold'] ?? 100)),
            'cycle_days'           => max(1, min(365, (int) ($settings['payment_revenue_cycle_days'] ?? 30))),
            'points_rule'          => sanitize_textarea_field((string) ($settings['payment_revenue_points_rule'] ?? '')),
            'note'                 => $note !== '' ? $note : __('分成策略和台账结构已就绪，订单入账后自动按比例结算。', 'aksrt'),
            'display'              => [
                'desc_details' => sanitize_textarea_field((string) ($settings['payment_revenue_desc_details'] ?? '')),
                'desc_page'    => esc_url_raw((string) ($settings['payment_revenue_desc_page'] ?? '')),
            ],
        ];
    }

    public static function get_payment_affiliate_settings(): array {
        $settings = AKSRT_Settings::get_all();
        $note = trim((string) ($settings['payment_affiliate_note'] ?? ''));

        return [
            'enabled'            => !empty($settings['payment_affiliate_enabled']),
            'ratio'              => max(0, min(100, (int) ($settings['payment_affiliate_ratio'] ?? 10))),
            'window_days'        => max(1, min(365, (int) ($settings['payment_affiliate_window_days'] ?? 30))),
            'require_paid_order' => !isset($settings['payment_affiliate_require_paid_order']) || !empty($settings['payment_affiliate_require_paid_order']),
            'self_s'             => !isset($settings['payment_affiliate_self_s']) || !empty($settings['payment_affiliate_self_s']),
            'show_users'         => !isset($settings['payment_affiliate_show_users']) || !empty($settings['payment_affiliate_show_users']),
            'note'               => $note !== '' ? $note : __('返佣链路复用邀请体系，订单归因和结算自动衔接当前策略字段。', 'aksrt'),
            'user_ratio'         => [
                'user' => max(0, min(100, (int) ($settings['payment_affiliate_user_ratio'] ?? 10))),
                'vip1' => max(0, min(100, (int) ($settings['payment_affiliate_vip1_ratio'] ?? 0))),
                'vip2' => max(0, min(100, (int) ($settings['payment_affiliate_vip2_ratio'] ?? 0))),
            ],
            'poster'             => [
                'enabled' => !isset($settings['payment_affiliate_poster_s']) || !empty($settings['payment_affiliate_poster_s']),
                'img'     => esc_url_raw((string) ($settings['payment_affiliate_poster_img'] ?? '')),
                'title'   => sanitize_text_field((string) ($settings['payment_affiliate_poster_title'] ?? '')),
                'desc'    => sanitize_text_field((string) ($settings['payment_affiliate_poster_desc'] ?? '')),
            ],
            'text'               => [
                'desc'          => sanitize_textarea_field((string) ($settings['payment_affiliate_text_desc'] ?? '')),
                'details_title' => sanitize_text_field((string) ($settings['payment_affiliate_text_details_title'] ?? '')),
                'details'       => sanitize_textarea_field((string) ($settings['payment_affiliate_text_details'] ?? '')),
                'discount'      => sanitize_text_field((string) ($settings['payment_affiliate_text_discount'] ?? '')),
            ],
        ];
    }

    public static function get_payment_gateway_settings(): array {
        $settings = AKSRT_Settings::get_all();
        $mode = sanitize_key((string) ($settings['payment_gateway_mode'] ?? 'manual_review'));
        if (!in_array($mode, ['manual_review', 'test_gateway', 'adapter_ready'], true)) {
            $mode = 'manual_review';
        }

        $help_text = trim((string) ($settings['payment_gateway_help'] ?? ''));
        $gateway_keys = ['wechat', 'alipay', 'paypal', 'stripe', 'balance', 'card_pass', 'xunhupay', 'xhpay', 'payjs', 'epay', 'vmq', 'codepay'];
        $gateways = [];
        foreach ($gateway_keys as $gw) {
            $gateways[$gw] = !empty($settings["payment_{$gw}_enabled"]);
        }

        return [
            'mode'            => $mode,
            'test_enabled'    => !isset($settings['payment_gateway_test_enabled']) || !empty($settings['payment_gateway_test_enabled']),
            'manual_review'   => !isset($settings['payment_gateway_manual_review']) || !empty($settings['payment_gateway_manual_review']),
            'callback_secret' => sanitize_text_field((string) ($settings['payment_gateway_callback_secret'] ?? '')),
            'help_text'       => $help_text !== '' ? $help_text : __('未接真实支付网关时，建议使用测试网关或人工确认模式完成联调。', 'aksrt'),
            'gateways'        => $gateways,
            'xunhupay'        => [
                'appid'     => sanitize_text_field((string) ($settings['xunhupay_appid'] ?? '')),
                'appsecret' => sanitize_text_field((string) ($settings['xunhupay_appsecret'] ?? '')),
            ],
            'xhpay'           => [
                'mchid'     => sanitize_text_field((string) ($settings['xhpay_mchid'] ?? '')),
                'alipay_v2' => sanitize_text_field((string) ($settings['xhpay_alipay_v2'] ?? '')),
                'wx_h5'     => sanitize_text_field((string) ($settings['xhpay_wx_h5'] ?? '')),
            ],
            'payjs'           => [
                'mchid' => sanitize_text_field((string) ($settings['payjs_mchid'] ?? '')),
                'key'   => sanitize_text_field((string) ($settings['payjs_key'] ?? '')),
            ],
            'epay'            => [
                'apiurl' => esc_url_raw((string) ($settings['epay_apiurl'] ?? '')),
                'pid'    => sanitize_text_field((string) ($settings['epay_pid'] ?? '')),
                'key'    => sanitize_text_field((string) ($settings['epay_key'] ?? '')),
            ],
            'alipay_extra'    => [
                'return_url' => esc_url_raw((string) ($settings['alipay_return_url'] ?? '')),
                'notify_url' => esc_url_raw((string) ($settings['alipay_notify_url'] ?? '')),
            ],
        ];
    }

    public static function get_order_settings(): array {
        $s = AKSRT_Settings::get_all();

        $expiry = max(5, min(1440, (int) ($s['payment_order_expiry'] ?? 30)));
        $cookie_day = max(1, min(31, (int) ($s['payment_cookie_day'] ?? 15)));
        $max_minutes = max(5, min(1440, (int) ($s['payment_order_max_minutes'] ?? 30)));

        $box_position = sanitize_key((string) ($s['payment_box_position'] ?? 'top'));
        if (!in_array($box_position, ['top', 'bottom'], true)) {
            $box_position = 'top';
        }

        $status_keys = ['pending', 'paid', 'completed', 'cancelled', 'refunded', 'refunding', 'processing'];
        $status_defaults = ['待支付', '已支付', '已完成', '已取消', '已退款', '退款中', '处理中'];
        $status_texts = [];
        foreach ($status_keys as $i => $key) {
            $val = trim((string) ($s["payment_order_status_{$key}"] ?? ''));
            $status_texts[$key] = $val !== '' ? $val : $status_defaults[$i];
        }

        return [
            'prefix'            => sanitize_text_field((string) ($s['payment_order_prefix'] ?? 'AKSRT')),
            'expiry'            => $expiry,
            'show_user'         => !isset($s['payment_show_user']) || !empty($s['payment_show_user']),
            'show_paycount'     => !isset($s['payment_show_paycount']) || !empty($s['payment_show_paycount']),
            'no_logged_in'      => !isset($s['payment_no_logged_in']) || !empty($s['payment_no_logged_in']),
            'cookie_day'        => $cookie_day,
            'no_logged_remind'  => sanitize_textarea_field((string) ($s['payment_no_logged_remind'] ?? '')),
            'wait_float'        => !isset($s['payment_wait_float_s']) || !empty($s['payment_wait_float_s']),
            'order_max_minutes' => $max_minutes,
            'mark'              => sanitize_text_field((string) ($s['payment_mark'] ?? '付费')),
            'box_position'      => $box_position,
            'free_logged_show'  => !empty($s['payment_free_logged_show']),
            'show_ip'           => !empty($s['payment_show_ip']),
            'show_device'       => !empty($s['payment_show_device']),
            'show_order_no'     => !isset($s['payment_show_order_no']) || !empty($s['payment_show_order_no']),
            'show_create_time'  => !isset($s['payment_show_create_time']) || !empty($s['payment_show_create_time']),
            'show_pay_time'     => !isset($s['payment_show_pay_time']) || !empty($s['payment_show_pay_time']),
            'status_texts'      => $status_texts,
            'service'           => [
                'text'   => sanitize_textarea_field((string) ($s['payment_service'] ?? '')),
                'icon'   => sanitize_text_field((string) ($s['payment_service_icon'] ?? '')),
                'value'  => sanitize_text_field((string) ($s['payment_service_value'] ?? '')),
                'qq'     => sanitize_text_field((string) ($s['payment_service_qq'] ?? '')),
                'wechat' => esc_url_raw((string) ($s['payment_service_wechat'] ?? '')),
            ],
        ];
    }

    public static function get_card_pass_settings(): array {
        $s = AKSRT_Settings::get_all();

        $type = sanitize_key((string) ($s['card_pass_type'] ?? 'balance'));
        if (!in_array($type, ['balance', 'vip', 'credits'], true)) {
            $type = 'balance';
        }

        $success_msg = trim((string) ($s['card_pass_success_msg'] ?? ''));
        $fail_msg = trim((string) ($s['card_pass_fail_msg'] ?? ''));

        return [
            'enabled'     => !empty($s['card_pass_enabled']),
            'desc'        => sanitize_textarea_field((string) ($s['card_pass_desc'] ?? '')),
            'type'        => $type,
            'prefix'      => sanitize_text_field((string) ($s['card_pass_prefix'] ?? 'AK')),
            'length'      => max(8, min(32, (int) ($s['card_pass_length'] ?? 16))),
            'batch_size'  => max(1, min(500, (int) ($s['card_pass_batch_size'] ?? 50))),
            'max_redeem'  => max(1, min(100, (int) ($s['card_pass_max_redeem'] ?? 1))),
            'expiry_days' => max(0, (int) ($s['card_pass_expiry'] ?? 0)),
            'amount'      => max(1, min(9999, (int) ($s['card_pass_amount'] ?? 10))),
            'vip_days'    => max(1, min(3650, (int) ($s['card_pass_vip_days'] ?? 30))),
            'credits'     => max(0, min(99999, (int) ($s['card_pass_credits'] ?? 0))),
            'redeem_page' => esc_url_raw((string) ($s['card_pass_redeem_page'] ?? '')),
            'success_msg' => $success_msg !== '' ? $success_msg : __('兑换成功！', 'aksrt'),
            'fail_msg'    => $fail_msg !== '' ? $fail_msg : __('卡号无效或已过期', 'aksrt'),
        ];
    }

    public static function get_withdrawal_settings(): array {
        $s = AKSRT_Settings::get_all();

        return [
            'min_amount'          => max(1, min(99999, (int) ($s['pay_rebate_withdraw_lowest_money'] ?? 50))),
            'service_charge_rate' => max(0, min(50, (int) ($s['withdraw_service_charge'] ?? 0))),
            'text'                => sanitize_textarea_field((string) ($s['pay_rebate_withdraw_text_details'] ?? '')),
        ];
    }

    private static function normalize_sort_options(array $raw): array {
        $allowed = self::homepage_allowed_sorts();
        $result = [];
        $seen   = [];

        foreach ($raw as $key) {
            $key = sanitize_key((string) $key);
            if (in_array($key, $allowed, true) && !isset($seen[$key])) {
                $result[] = $key;
                $seen[$key] = true;
            }
        }

        if (empty($result)) {
            $result = ['modified', 'date', 'views', 'likes', 'comments'];
        }

        return $result;
    }

    private static function normalize_int_array($raw): array {
        if (!is_array($raw)) {
            return [];
        }
        return array_values(array_filter(array_map('absint', $raw), static fn($v) => $v > 0));
    }

    private static function normalize_homepage_tabs(array $raw_tabs): array {
        $allowed_orderby = self::homepage_allowed_sorts();
        $tabs = [];

        foreach ($raw_tabs as $tab) {
            if (!is_array($tab)) {
                continue;
            }

            $term_id = absint($tab['term_id'] ?? 0);
            if ($term_id <= 0) {
                continue;
            }

            $orderby = sanitize_key($tab['orderby'] ?? 'date');
            if (!in_array($orderby, $allowed_orderby, true)) {
                $orderby = 'date';
            }

            $tabs[] = [
                'term_id' => $term_id,
                'title'   => sanitize_text_field($tab['title'] ?? ''),
                'orderby' => $orderby,
                'enabled' => !empty($tab['enabled']),
            ];
        }

        return $tabs;
    }

    private static function parse_slug_list(string $raw, array $fallback = []): array {
        $items = preg_split('/[\s,]+/', $raw, -1, PREG_SPLIT_NO_EMPTY);
        $normalized = [];

        foreach ((array) $items as $item) {
            $slug = sanitize_key((string) $item);
            if ($slug !== '' && !in_array($slug, $normalized, true)) {
                $normalized[] = $slug;
            }
        }

        return !empty($normalized) ? $normalized : $fallback;
    }

    private static function count_structured_lines(string $raw): int {
        $lines = preg_split('/[\r\n]+/', $raw, -1, PREG_SPLIT_NO_EMPTY);
        $count = 0;

        foreach ((array) $lines as $line) {
            if (trim((string) $line) !== '') {
                $count++;
            }
        }

        return $count;
    }
}