"use client";

import { useQuery } from "@tanstack/react-query";
import type { WifiAccessPoint } from "@/lib/shared/contracts/network";
import { queryKeys } from "@/lib/shared/query-keys";

type WifiNetworksResponse = {
  data: WifiAccessPoint[];
  meta?: {
    source?: "helper" | "fallback";
    count?: number;
  };
};

async function fetchWifiNetworks() {
  const response = await fetch("/api/v1/network/networks", {
    cache: "no-store",
  });

  if (!response.ok) {
    throw new Error(`Failed to fetch Wi-Fi networks (${response.status})`);
  }

  const json = (await response.json()) as WifiNetworksResponse;
  return json.data;
}

export function useWifiNetworks() {
  return useQuery({
    queryKey: queryKeys.networkNetworks,
    queryFn: fetchWifiNetworks,
    refetchInterval: (query) => {
      if (query.state.status !== "error") {
        return 120_000;
      }

      const failureCount = Math.max(1, query.state.fetchFailureCount);
      const exponentialBackoffMs = 60_000 * 2 ** Math.min(failureCount - 1, 2);
      return Math.min(exponentialBackoffMs, 300_000);
    },
    staleTime: 10_000,
    retry: 0,
    refetchOnWindowFocus: false,
  });
}