prepair redux

hooks/useLineData.js

@@ -1,8 +1,12 @@
 // /hooks/useLineData.js
 import { useEffect, useState } from "react";
 import { SERVER_URL } from "../config/urls";
+import { useDispatch, useSelector } from "react-redux";
+import { connectWebSocket, disconnectWebSocket } from "../redux/actions";
 
 const useLineData = (webserviceGisLinesStatusUrl, setLineStatusData) => {
+  const dispatch = useDispatch();
+  const messages = useSelector((state) => state.messages);
   const [lineColors, setLineColors] = useState({});
   const [tooltipContents, setTooltipContents] = useState({});