Function fetchGhThreadsAndBots

packages/shared/pr-github.ts:423–482

* One GraphQL round-trip returning the PR's inline review threads AND the set of * author logins that are bots (`__typename === "Bot"`) across comments, reviews, * and thread comments. GraphQL is the only place GitHub exposes author type — * `gh pr view --json` gives the login only. The caller us

(
  runtime: PRRuntime,
  ref: GhPRRef,
)

 * the top-level comments/reviews; thread comments are tagged inline here.
 */
async function fetchGhThreadsAndBots(
  runtime: PRRuntime,
  ref: GhPRRef,
): Promise<{ threads: PRReviewThread[]; botLogins: Set<string>; avatarByLogin: Map<string, string> }> {
  const result = await runtime.runCommand("gh", hostnameArgs(ref.host, [
    "api", "graphql",
    "-f", `query=${PR_CONTEXT_GRAPHQL_QUERY}`,
    "-f", `owner=${ref.owner}`,
    "-f", `repo=${ref.repo}`,
    "-F", `number=${ref.number}`,
  ]));

  const empty = { threads: [] as PRReviewThread[], botLogins: new Set<string>(), avatarByLogin: new Map<string, string>() };
  if (result.exitCode !== 0) return empty;

  const data = JSON.parse(result.stdout);
  const pr = data?.data?.repository?.pullRequest;
  if (!pr) return empty;

  const botLogins = new Set<string>();
  const avatarByLogin = new Map<string, string>();
  const collect = (author: any) => {
    if (!author?.login) return;
    const login = String(author.login);
    if (author.__typename === 'Bot') botLogins.add(login);
    if (author.avatarUrl && !avatarByLogin.has(login)) avatarByLogin.set(login, String(author.avatarUrl));
  };
  for (const n of (pr.comments?.nodes ?? [])) collect(n?.author);
  for (const n of (pr.reviews?.nodes ?? [])) collect(n?.author);

  const threadNodes = pr.reviewThreads?.nodes;
  const threads: PRReviewThread[] = Array.isArray(threadNodes)
    ? threadNodes.map((t: any): PRReviewThread => ({
        id: String(t.id ?? ''),
        isResolved: t.isResolved === true,
        isOutdated: t.isOutdated === true,
        path: String(t.path ?? ''),
        line: typeof t.line === 'number' ? t.line : null,
        startLine: typeof t.startLine === 'number' ? t.startLine : null,
        diffSide: t.diffSide === 'LEFT' || t.diffSide === 'RIGHT' ? t.diffSide : null,
        comments: Array.isArray(t.comments?.nodes)
          ? t.comments.nodes.map((c: any): PRThreadComment => {
              collect(c?.author);
              return {
                id: String(c.id ?? ''),
                author: c.author?.login ? String(c.author.login) : '',
                ...(c.author?.__typename === 'Bot' ? { isBot: true } : {}),
                ...(c.author?.avatarUrl ? { avatarUrl: String(c.author.avatarUrl) } : {}),
                body: String(c.body ?? ''),
                createdAt: String(c.createdAt ?? ''),
                url: String(c.url ?? ''),
                ...(c.diffHunk ? { diffHunk: String(c.diffHunk) } : {}),
              };
            })
          : [],
      }))
    : [];