import { useEffect, useState } from "react";
import { getCommitSignatures } from "~/fns/security";

export type CommitSignature = Awaited<ReturnType<typeof getCommitSignatures>>[number];

const MAX_SHAS = 90;

/** Loads verification badges after render so commit lists never block on signature checks. */
export function useCommitSignatures(owner: string, repo: string, shas: string[]): Record<string, CommitSignature> {
  const [signatures, setSignatures] = useState<Record<string, CommitSignature>>({});
  const key = shas.slice(0, MAX_SHAS).join(",");
  useEffect(() => {
    if (!key) return;
    let cancelled = false;
    getCommitSignatures({ data: { owner, repo, shas: key.split(",") } })
      .then((rows) => {
        if (!cancelled) setSignatures(Object.fromEntries(rows.map((row) => [row.sha, row])));
      })
      .catch(() => undefined);
    return () => {
      cancelled = true;
    };
  }, [owner, repo, key]);
  return signatures;
}