import * as React from 'react';
import Stack from '@mui/material/Stack';
import TrapFocus from '@mui/material/Unstable_TrapFocus';
import CssBaseline from '@mui/material/CssBaseline';
import AppBar from '@mui/material/AppBar';
import Toolbar from '@mui/material/Toolbar';
import Container from '@mui/material/Container';
import IconButton from '@mui/material/IconButton';
import MenuIcon from '@mui/icons-material/Menu';
import Paper from '@mui/material/Paper';
import Fade from '@mui/material/Fade';
import Button from '@mui/material/Button';
import Box from '@mui/material/Box';
import Typography from '@mui/material/Typography';

export default function CookiesBanner() {
  const [bannerOpen, setBannerOpen] = React.useState(true);

  const closeBanner = () => {
    setBannerOpen(false);
  };

  return (
    <React.Fragment>
      <CssBaseline />
      <AppBar position="fixed" component="nav">
        <Toolbar>
          <IconButton size="large" edge="start" color="inherit" aria-label="menu">
            <MenuIcon />
          </IconButton>
        </Toolbar>
      </AppBar>
      <Container component="main" sx={{ pt: 3 }}>
        <Toolbar />
        <Typography sx={{ marginBottom: 2 }}>
          Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod
          tempor incididunt ut labore et dolore magna aliqua. Rhoncus dolor purus non
          enim praesent elementum facilisis leo vel. Risus at ultrices mi tempus
          imperdiet.
        </Typography>
        <Typography sx={{ marginBottom: 2 }}>
          Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod
          tempor incididunt ut labore et dolore magna aliqua. Rhoncus dolor purus non
          enim praesent elementum facilisis leo vel. Risus at ultrices mi tempus
          imperdiet.
        </Typography>
      </Container>
      <TrapFocus open disableAutoFocus disableEnforceFocus>
        <Fade appear={false} in={bannerOpen}>
          <Paper
            role="dialog"
            aria-modal="false"
            aria-label="Cookie banner"
            square
            variant="outlined"
            tabIndex={-1}
            sx={{
              position: 'fixed',
              bottom: 0,
              left: 0,
              right: 0,
              m: 0,
              p: 2,
              borderWidth: 0,
              borderTopWidth: 1,
            }}
          >
            <Stack
              direction={{ xs: 'column', sm: 'row' }}
              sx={{ justifyContent: 'space-between', gap: 2 }}
            >
              <Box
                sx={{ flexShrink: 1, alignSelf: { xs: 'flex-start', sm: 'center' } }}
              >
                <Typography sx={{ fontWeight: 'bold' }}>
                  This website uses cookies
                </Typography>
                <Typography variant="body2">
                  example.com relies on cookies to improve your experience.
                </Typography>
              </Box>
              <Stack
                direction={{
                  xs: 'row-reverse',
                  sm: 'row',
                }}
                sx={{
                  gap: 2,
                  flexShrink: 0,
                  alignSelf: { xs: 'flex-end', sm: 'center' },
                }}
              >
                <Button size="small" onClick={closeBanner} variant="contained">
                  Allow all
                </Button>
                <Button size="small" onClick={closeBanner}>
                  Reject all
                </Button>
              </Stack>
            </Stack>
          </Paper>
        </Fade>
      </TrapFocus>
    </React.Fragment>
  );
}