content: import React from 'react';
  import PropTypes from 'prop-types';
  import classNames from 'classnames';
  import { withStyles } from '@material-ui/core/styles';
  import AppBar from '@material-ui/core/AppBar';
  import Toolbar from '@material-ui/core/Toolbar';
  import IconButton from '@material-ui/core/IconButton';
  import MenuIcon from '@material-ui/icons/Menu';
  import Typography from '@material-ui/core/Typography';
  import Button from '@material-ui/core/Button';
  import Fab from '@material-ui/core/Fab';
  import AddIcon from '@material-ui/icons/Add';
  import Snackbar from '@material-ui/core/Snackbar';
  
  const styles = theme => ({
    root: {
      position: 'relative',
      overflow: 'hidden',
    },
    appFrame: {
      width: 360,
      height: 360,
      backgroundColor: theme.palette.background.paper,
    },
    menuButton: {
      marginLeft: -12,
      marginRight: 20,
    },
    button: {
      marginBottom: theme.spacing.unit,
    },
    fab: {
      position: 'absolute',
      bottom: theme.spacing.unit * 2,
      right: theme.spacing.unit * 2,
    },
    fabMoveUp: {
      transform: 'translate3d(0, -46px, 0)',
      transition: theme.transitions.create('transform', {
        duration: theme.transitions.duration.enteringScreen,
        easing: theme.transitions.easing.easeOut,
      }),
    },
    fabMoveDown: {
      transform: 'translate3d(0, 0, 0)',
      transition: theme.transitions.create('transform', {
        duration: theme.transitions.duration.leavingScreen,
        easing: theme.transitions.easing.sharp,
      }),
    },
    snackbar: {
      position: 'absolute',
    },
    snackbarContent: {
      width: 360,
    },
  });
  
  class FabIntegrationSnackbar extends React.Component {
    state = {
      open: false,
    };
  
    handleClick = () => {
      this.setState({ open: true });
    };
  
    handleClose = () => {
      this.setState({ open: false });
    };
  
    render() {
      const { classes } = this.props;
      const { open } = this.state;
      const fabClassName = classNames(classes.fab, open ? classes.fabMoveUp : classes.fabMoveDown);
  
      return (
        <div className={classes.root}>
          <Button className={classes.button} onClick={this.handleClick}>
            Open snackbar
          </Button>
          <div className={classes.appFrame}>
            <AppBar position="static" color="primary">
              <Toolbar>
                <IconButton className={classes.menuButton} color="inherit" aria-label="Menu">
                  <MenuIcon />
                </IconButton>
                <Typography variant="h6" color="inherit">
                  Out of my way!
                </Typography>
              </Toolbar>
            </AppBar>
            <Fab color="secondary" className={fabClassName}>
              <AddIcon />
            </Fab>
            <Snackbar
              open={open}
              autoHideDuration={4000}
              onClose={this.handleClose}
              ContentProps={{
                'aria-describedby': 'snackbar-fab-message-id',
                className: classes.snackbarContent,
              }}
              message={<span id="snackbar-fab-message-id">Archived</span>}
              action={
                <Button color="inherit" size="small" onClick={this.handleClose}>
                  Undo
                </Button>
              }
              className={classes.snackbar}
            />
          </div>
        </div>
      );
    }
  }
  
  FabIntegrationSnackbar.propTypes = {
    classes: PropTypes.object.isRequired,
  };
  
  export default withStyles(styles)(FabIntegrationSnackbar);
  