import {
  QueryKey,
  useQuery,
  UseQueryOptions,
  UseQueryResult,
} from "@tanstack/react-query"
import { QUERY_KEYS } from "./constants"
import { useAuthApiClient } from "./useAuthApiClient"
import type { GetDocumentVersionsResponse } from "../api"

type UseGetCurrentDocumentVersionsOptions<TSelected> = Omit<
  UseQueryOptions<GetDocumentVersionsResponse, Error, TSelected>,
  "queryKey" | "queryFn"
>

/**
 * Hook to fetch the current document versions
 * Returns the latest versions of terms of use and privacy policy
 */
export function useGetCurrentDocumentVersions<
  TSelected = GetDocumentVersionsResponse,
>(
  options: UseGetCurrentDocumentVersionsOptions<TSelected> = {},
): UseQueryResult<TSelected, Error> & { queryKey: QueryKey } {
  const authApiClient = useAuthApiClient()

  const queryKey = [QUERY_KEYS.DOCUMENTS]

  const query = useQuery<GetDocumentVersionsResponse, Error, TSelected>({
    queryKey,
    queryFn: async () => {
      const versions = await authApiClient.getDocumentVersions()

      if (!versions) {
        throw new Error("Failed to fetch document versions")
      }

      return versions
    },
    ...options,
  })

  return {
    ...query,
    queryKey,
  }
}