"use client";

import useSWR from "swr";
import { fetcher } from "@/lib/fetcher";

export interface RevisionSummary {
  id: string;
  slug: string;
  revisionNo: number;
  title: string;
  reason: string;
  createdAt: string;
  bodyLength: number;
}

export function useRevisions(slug: string, limit = 10) {
  const key = slug ? `/api/revisions?slug=${encodeURIComponent(slug)}&limit=${limit}` : null;
  const swr = useSWR<{ revisions: RevisionSummary[] }>(key, fetcher, {
    revalidateOnFocus: false,
    keepPreviousData: true,
  });
  return {
    ...swr,
    revisions: swr.data?.revisions ?? [],
  };
}