import { useEffect, useState } from "react";
import Peer from "simple-peer";

const useWebRTC = (stream) => {
  const [data, setData] = useState(null);

  useEffect(() => {
    let peer = new Peer({ initiator: true, stream: stream });

    peer.on("signal", (data) => {
      // This is where you'd send the signal data to the server.
      // The server would then send it back to other peers who would then
      // use `peer.signal()` method to continue the connection negotiation.
      console.log("signal", data);
    });

    peer.on("connect", () => {
      console.log("WebRTC connected");
    });

    peer.on("data", (data) => {
      // Received data from the server.
      const serverData = JSON.parse(data.toString());
      setData(serverData);
    });

    // Clean up
    return () => {
      peer.destroy();
    };
  }, [stream]);

  return data;
};

export default useWebRTC;