import React, { useContext, useState } from 'react'; import { makeStyles } from '@material-ui/core/styles'; import AppBar from '@material-ui/core/AppBar'; import Toolbar from '@material-ui/core/Toolbar'; import Typography from '@material-ui/core/Typography'; import IconButton from '@material-ui/core/IconButton'; import MenuIcon from '@material-ui/icons/Menu'; import TemporaryDrawer from './TemporaryDrawer'; import NavBarTitle from '../context/NavbarTitle'; const useStyles = makeStyles((theme) => ({ root: { flexGrow: 1, }, menuButton: { marginRight: theme.spacing(2), }, title: { flexGrow: 1, }, })); export default function NavBar() { const classes = useStyles(); const [drawerOpen, setDrawerOpen] = useState(false); const { title } = useContext(NavBarTitle); return (