import type { BlogPost } from "./content";

export type LegalDocumentSlug = "privacy" | "terms" | "cookies";

export type LegalDocumentSection = {
  heading: string;
  paragraphs: string[];
};

export type LegalDocumentMessages = {
  banner: {
    title: string;
    description: string;
    author: string;
    date: string;
  };
  updated: string;
  intro: string[];
  sections: LegalDocumentSection[];
};

const PATH_BY_SLUG: Record<LegalDocumentSlug, string> = {
  privacy: "/privacy",
  terms: "/terms",
  cookies: "/cookies",
};

export function legalPathForSlug(slug: LegalDocumentSlug): string {
  return PATH_BY_SLUG[slug];
}

/**
 * Builds a {@link BlogPost}-shaped object so legal pages can reuse
 * `ContentBanner` (guide variant) without a markdown file.
 */
export function buildLegalSyntheticPost(
  slug: LegalDocumentSlug,
  page: LegalDocumentMessages,
): BlogPost {
  return {
    slug: `__legal__:${slug}`,
    frontmatter: {
      title: page.banner.title,
      description: page.banner.description,
      author: page.banner.author,
      date: page.banner.date,
    },
    content: "",
    htmlContent: "",
    filePath: `messages/en/pages/${slug}.json`,
    lastModified: new Date(page.banner.date),
  };
}