import React 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 Button from '@material-ui/core/Button';
import IconButton from '@material-ui/core/IconButton';
import MenuIcon from '@material-ui/icons/Menu';
import { getUser, removeUserSession } from '../Utils/Common';

const useStyles = makeStyles((theme) => ({
    root: {
        flexGrow: 1,
        background: "#90caf9"
    },
    menuButton: {
        marginRight: theme.spacing(2),
    },
    title: {
        flexGrow: 1,
    },
    topBar: {
        background: "#90caf9"
    }
}));

function Menu(props) {
    const classes = useStyles();
    const user = getUser();

    const handleLogout = () => {
        removeUserSession();
        props.history.push('/');
    };

    const handleBurger = () => {

    };

    return(
        <div>
            <div className={classes.root}>
                <AppBar className={classes.topBar} position="static">
                    <Toolbar>
                    <IconButton edge="start" className={classes.menuButton} color="inherit" aria-label="menu" onClick={handleBurger}>
                        <MenuIcon />
                    </IconButton>
                    <Typography variant="h6" className={classes.title}>
                        {user.username}
                    </Typography>
                    <Button color="inherit" onClick={handleLogout}>Logout</Button>
                    </Toolbar>
                </AppBar>
            </div>
        </div>
    );
}

export default Menu;