// THE SLIDE RULES — the numbers and names report.json's slide fields
// (./schema.ts) are held to, and the report page's own anchors. Pure, no
// imports: the schema (server-only, zod), the validator, the slide builder
// (./slides.ts) and the browser all read the one copy.

// How a section's or a claim's slide is laid out (`slide.layout`).
export const SLIDE_LAYOUTS = ["points", "evidence", "quote", "statement"] as const;
export type SlideLayoutName = (typeof SLIDE_LAYOUTS)[number];

// A slide shows at most this many points, each at most this long (its visible
// text: an inline citation counts as its label).
export const SLIDE_POINTS_MAX = 5;
export const SLIDE_POINT_MAX = 140;

// A slide's own title, and the deck's title and closing lines: one line, at
// most this long.
export const SLIDE_LINE_MAX = 160;

// A section slide with no `points` shows the first sentences of its body; past
// this many characters they no longer read as a slide (umtool's lint says so).
export const SLIDE_DERIVED_TEXT_MAX = 240;

// THE REPORT PAGE'S OWN ANCHORS — the ids the page gives its parts, beside a
// section's and a claim's own id. A slide's anchor (./slides.ts) is one of
// these or a section or claim id, so a section or claim may not take one
// (./validate.ts): the page would carry two elements with one id.
export const REPORT_PAGE_ANCHOR_IDS = {
  // The header: the report's name, dates, the document under review.
  head: "report-head",
  // The quick take: the tally and the summary.
  summary: "in-brief",
  // What the check found.
  found: "found",
  // Every claim, with its evidence.
  claims: "claims",
  // The reference list.
  references: "references",
  // The downloads line.
  downloads: "downloads",
  // Everything after the claims: the documents quoted, the references, the downloads.
  end: "report-end",
} as const;

export const RESERVED_ANCHOR_IDS: readonly string[] = Object.values(REPORT_PAGE_ANCHOR_IDS);