/**
 * The shapes the HTTP API and the MCP server hand out. Both use these, so a
 * note looks the same to the site, the admin page and an agent.
 */
import type { HeldChange, Revision, StoredNote } from "./store.ts";
import type { Outcome } from "./service.ts";

export const noteView = (n: StoredNote, opts: { text?: boolean } = {}) => ({
  path: n.path,
  type: n.type,
  name: n.name,
  slug: n.slug,
  title: n.title,
  publish: n.publish,
  data: n.data,
  body: n.body,
  rev: n.rev,
  acceptedAt: n.acceptedAt,
  author: n.author,
  ...(opts.text ? { text: n.text } : {}),
});

export const summaryView = (n: StoredNote) => ({
  path: n.path,
  type: n.type,
  title: n.title,
  slug: n.slug,
  publish: n.publish,
  acceptedAt: n.acceptedAt,
});

export const revisionView = (r: Revision, opts: { text?: boolean } = {}) => ({
  rev: r.rev,
  author: r.author,
  at: r.at,
  action: r.action,
  ...(opts.text ? { text: r.text } : {}),
});

export const heldView = (h: HeldChange, opts: { text?: boolean } = {}) => ({
  id: h.id,
  path: h.path,
  author: h.author,
  source: h.source,
  reasons: h.reasons,
  at: h.at,
  status: h.status,
  decidedAt: h.decidedAt,
  ...(opts.text ? { text: h.text } : {}),
});

export const outcomeView = (o: Outcome) => {
  switch (o.status) {
    case "accepted":
      return { status: o.status, path: o.path, note: summaryView(o.note) };
    case "held":
      return { status: o.status, path: o.path, held: heldView(o.held) };
    default:
      return o;
  }
};