declare namespace Api {
  namespace Www {
    // ===== 1. 全局配置 =====
    interface SiteSettings {
      id?: number;
      site_title: string;
      favicon_url: string;
      logo_dark_url: string;
      logo_light_url: string;
      updated_at?: string;
    }

    interface FooterSettings {
      id?: number;
      company_name: string;
      company_address: string;
      contact_phone: string;
      contact_email: string;
      copyright_text: string;
      icp_number: string;
      police_number: string;
    }

    interface SocialLink {
      id?: number;
      platform: string;
      url: string;
      qrcode_url: string;
      sort_order?: number;
    }

    interface SeoDefaults {
      id?: number;
      meta_description: string;
      meta_keywords: string;
      og_image_url: string;
    }

    // ===== 2. 导航管理 =====
    interface NavItem {
      id: number;
      name_zh: string;
      name_en: string;
      link: string;
      is_visible: boolean;
      sort_order: number;
      display_mode: 'text' | 'icon' | 'image';
      icon_name: string;
      image_url: string;
      open_new_tab: boolean;
      created_at?: string;
      updated_at?: string;
    }

    interface NavItemPayload {
      name_zh: string;
      name_en: string;
      link: string;
      is_visible?: boolean;
      display_mode?: string;
      icon_name?: string;
      image_url?: string;
      open_new_tab?: boolean;
    }

    interface NavAppearance {
      id?: number;
      homepage_style: string;
      non_homepage_style: string;
    }

    // ===== 3. Section 区块 =====
    interface SectionBlock {
      id: number;
      page_type: string;
      product_id: number | null;
      layout: string;
      theme: string;
      overline_color: string;
      title_color: string;
      body_color: string;
      bg_type: string;
      bg_value: string;
      overlay_enabled: boolean;
      overlay_opacity: number;
      overline_zh: string;
      overline_en: string;
      title_zh: string;
      title_en: string;
      subtitle_zh: string;
      subtitle_en: string;
      content_zh: string;
      content_en: string;
      cta_primary_zh: string;
      cta_primary_en: string;
      cta_primary_url: string;
      cta_secondary_zh: string;
      cta_secondary_en: string;
      cta_secondary_url: string;
      media_url_zh: string;
      media_url_en: string;
      video_url: string;
      config: Record<string, unknown>;
      is_visible: boolean;
      sort_order: number;
      created_at?: string;
      updated_at?: string;
    }

    interface SectionPayload {
      page_type: string;
      product_id?: number | null;
      layout: string;
      theme?: string;
      overline_color?: string;
      title_color?: string;
      body_color?: string;
      bg_type?: string;
      bg_value?: string;
      overlay_enabled?: boolean;
      overlay_opacity?: number;
      overline_zh?: string;
      overline_en?: string;
      title_zh?: string;
      title_en?: string;
      subtitle_zh?: string;
      subtitle_en?: string;
      content_zh?: string;
      content_en?: string;
      cta_primary_zh?: string;
      cta_primary_en?: string;
      cta_primary_url?: string;
      cta_secondary_zh?: string;
      cta_secondary_en?: string;
      cta_secondary_url?: string;
      media_url_zh?: string;
      media_url_en?: string;
      video_url?: string;
      config?: Record<string, unknown>;
      is_visible?: boolean;
    }

    interface SpecGroup {
      id: number;
      section_id: number;
      title_zh: string;
      title_en: string;
      default_visible: number;
      sort_order: number;
    }

    interface SpecItem {
      id: number;
      group_id: number;
      name_zh: string;
      name_en: string;
      value_zh: string;
      value_en: string;
      sort_order: number;
    }

    // ===== 4. 页面配置 =====
    interface ProductListSettings {
      id?: number;
      hero_title_zh: string;
      hero_title_en: string;
      hero_subtitle_zh: string;
      hero_subtitle_en: string;
      hero_bg_url: string;
      columns: number;
      show_series_filter: boolean;
      default_sort: string;
    }

    interface NewsListSettings {
      id?: number;
      hero_title_zh: string;
      hero_title_en: string;
      hero_subtitle_zh: string;
      hero_subtitle_en: string;
      hero_bg_url: string;
      page_size: number;
      show_cover: boolean;
      show_summary: boolean;
    }

    interface AboutSettings {
      id?: number;
      [key: string]: unknown;
    }

    interface SupportSettings {
      id?: number;
      [key: string]: unknown;
    }

    // ===== 5. 产品管理 =====
    interface ProductSeries {
      id: number;
      name_zh: string;
      name_en: string;
      overline: string;
      subtitle_zh: string;
      subtitle_en: string;
      cover_url: string;
      sort_order: number;
      is_visible: boolean;
      created_at?: string;
      updated_at?: string;
    }

    interface ProductSeriesPayload {
      name_zh: string;
      name_en: string;
      overline?: string;
      subtitle_zh?: string;
      subtitle_en?: string;
      cover_url?: string;
      is_visible?: boolean;
    }

    interface Product {
      id: number;
      series_id: number;
      name_zh: string;
      name_en: string;
      slug: string;
      intro_zh: string;
      intro_en: string;
      cover_url: string;
      is_visible: boolean;
      sort_order: number;
      series?: ProductSeries;
      created_at?: string;
      updated_at?: string;
    }

    interface ProductPayload {
      series_id: number;
      name_zh: string;
      name_en: string;
      slug: string;
      intro_zh?: string;
      intro_en?: string;
      cover_url?: string;
      is_visible?: boolean;
    }

    // ===== 6. 新闻管理 =====
    interface NewsArticle {
      id: number;
      title_zh: string;
      title_en: string;
      slug: string;
      summary_zh: string;
      summary_en: string;
      cover_url: string;
      content_zh: string;
      content_en: string;
      status: 'draft' | 'published' | 'offline';
      published_at: string | null;
      created_at?: string;
      updated_at?: string;
    }

    interface NewsArticlePayload {
      title_zh: string;
      title_en: string;
      slug: string;
      summary_zh?: string;
      summary_en?: string;
      cover_url?: string;
      content_zh?: string;
      content_en?: string;
      status?: string;
      published_at?: string | null;
    }

    // ===== 7. 素材库 =====
    interface MediaItem {
      id: number;
      filename: string;
      file_path: string;
      file_type: 'image' | 'video' | 'file';
      mime_type: string;
      file_size: number;
      width: number | null;
      height: number | null;
      category: string;
      thumbnail_url: string;
      webp_url: string;
      ref_count: number;
      tags: string[];
      created_at?: string;
    }

    interface MediaTag {
      id: number;
      tag_name: string;
    }

    // ===== 8. 翻译管理 =====
    interface I18nEntry {
      id: number;
      dict_key: string;
      value_zh: string;
      value_en: string;
      description: string;
    }

    // ===== 9. 联系表单 =====
    interface FormSettings {
      id?: number;
      recipient_email: string;
      success_message_zh: string;
      success_message_en: string;
      error_message_zh: string;
      error_message_en: string;
      cooldown_seconds: number;
    }

    interface FormField {
      id: number;
      name_zh: string;
      name_en: string;
      field_type: 'text' | 'email' | 'phone' | 'textarea' | 'select';
      is_required: boolean;
      placeholder_zh: string;
      placeholder_en: string;
      options_json: string | null;
      sort_order: number;
    }

    interface FormSubmission {
      id: number;
      form_data: Record<string, unknown>;
      visitor_ip: string;
      user_agent: string;
      is_read: boolean;
      submitted_at: string;
    }

    // ===== 10. 页面 SEO =====
    interface PageSeo {
      id?: number;
      page_type: string;
      entity_id?: number | null;
      meta_title: string;
      meta_description: string;
      meta_keywords: string;
      og_image_url: string;
    }
  }
}