export const WEBSITE_PAGE_KINDS = [
  'home',
  'portfolio_list',
  'portfolio_detail',
  'product_list',
  'product_detail',
  'store_item_list',
  'store_item_detail',
  'blog_list',
  'blog_detail',
  'video_list',
  'video_detail',
] as const;

export type WebsitePageKind = (typeof WEBSITE_PAGE_KINDS)[number];

/** @deprecated Prefer WebsitePageKind — kept for dashboard chart query aliases. */
export type WebsiteViewKind = WebsitePageKind | 'website' | 'product' | 'portfolio' | 'blog';

const DETAIL_KINDS = new Set<WebsitePageKind>([
  'portfolio_detail',
  'product_detail',
  'store_item_detail',
  'blog_detail',
  'video_detail',
]);

/** Legacy chart / POST aliases → canonical page kinds. */
const KIND_ALIASES: Record<string, WebsitePageKind> = {
  website: 'home',
  product: 'product_detail',
  portfolio: 'portfolio_detail',
  blog: 'blog_detail',
};

export function isWebsitePageKind(value: unknown): value is WebsitePageKind {
  return (
    typeof value === 'string' &&
    (WEBSITE_PAGE_KINDS as readonly string[]).includes(value)
  );
}

export function normalizeWebsitePageKind(value: string): WebsitePageKind | null {
  if (isWebsitePageKind(value)) return value;
  const aliased = KIND_ALIASES[value];
  return aliased ?? null;
}

export function pageKindRequiresEntity(kind: WebsitePageKind): boolean {
  return DETAIL_KINDS.has(kind);
}

/** Maps home dashboard chart ids to analytics page kinds (`all` = every storefront page). */
export const HOME_CHART_VIEW_KIND: Partial<Record<string, WebsitePageKind | 'all'>> = {
  website_views_30d: 'all',
  product_views_30d: 'product_detail',
  portfolio_views_30d: 'portfolio_detail',
  blog_views_30d: 'blog_detail',
};