import React from 'react';
import PropTypes from 'prop-types';
import AppBar from '@material-ui/core/AppBar';
import Toolbar from '@material-ui/core/Toolbar';
import IconButton from '@material-ui/core/IconButton';
import Typography from '@material-ui/core/Typography';
import InputBase from '@material-ui/core/InputBase';
import Badge from '@material-ui/core/Badge';
import MenuItem from '@material-ui/core/MenuItem';
import Menu from '@material-ui/core/Menu';
import { fade } from '@material-ui/core/styles/colorManipulator';
import { createStyles, Theme, withStyles, WithStyles } from '@material-ui/core/styles';
import MenuIcon from '@material-ui/icons/Menu';
import SearchIcon from '@material-ui/icons/Search';
import AccountCircle from '@material-ui/icons/AccountCircle';
import MailIcon from '@material-ui/icons/Mail';
import NotificationsIcon from '@material-ui/icons/Notifications';
import MoreIcon from '@material-ui/icons/MoreVert';

const styles = (theme: Theme) =>
  createStyles({
    root: {
      width: '100%',
    },
    grow: {
      flexGrow: 1,
    },
    menuButton: {
      marginLeft: -12,
      marginRight: 20,
    },
    title: {
      display: 'none',
      [theme.breakpoints.up('sm')]: {
        display: 'block',
      },
    },
    search: {
      position: 'relative',
      borderRadius: theme.shape.borderRadius,
      backgroundColor: fade(theme.palette.common.white, 0.15),
      '&:hover': {
        backgroundColor: fade(theme.palette.common.white, 0.25),
      },
      marginRight: theme.spacing.unit * 2,
      marginLeft: 0,
      width: '100%',
      [theme.breakpoints.up('sm')]: {
        marginLeft: theme.spacing.unit * 3,
        width: 'auto',
      },
    },
    searchIcon: {
      width: theme.spacing.unit * 9,
      height: '100%',
      position: 'absolute',
      pointerEvents: 'none',
      display: 'flex',
      alignItems: 'center',
      justifyContent: 'center',
    },
    inputRoot: {
      color: 'inherit',
      width: '100%',
    },
    inputInput: {
      paddingTop: theme.spacing.unit,
      paddingRight: theme.spacing.unit,
      paddingBottom: theme.spacing.unit,
      paddingLeft: theme.spacing.unit * 10,
      transition: theme.transitions.create('width'),
      width: '100%',
      [theme.breakpoints.up('md')]: {
        width: 200,
      },
    },
    sectionDesktop: {
      display: 'none',
      [theme.breakpoints.up('md')]: {
        display: 'flex',
      },
    },
    sectionMobile: {
      display: 'flex',
      [theme.breakpoints.up('md')]: {
        display: 'none',
      },
    },
  });

export interface Props extends WithStyles<typeof styles> {}

interface State {
  anchorEl: null | HTMLElement;
  mobileMoreAnchorEl: null | HTMLElement;
}

class PrimarySearchAppBar extends React.Component<Props, State> {
  state: State = {
    anchorEl: null,
    mobileMoreAnchorEl: null,
  };

  handleProfileMenuOpen = (event: React.MouseEvent<HTMLElement>) => {
    this.setState({ anchorEl: event.currentTarget });
  };

  handleMenuClose = () => {
    this.setState({ anchorEl: null });
    this.handleMobileMenuClose();
  };

  handleMobileMenuOpen = (event: React.MouseEvent<HTMLElement>) => {
    this.setState({ mobileMoreAnchorEl: event.currentTarget });
  };

  handleMobileMenuClose = () => {
    this.setState({ mobileMoreAnchorEl: null });
  };

  render() {
    const { anchorEl, mobileMoreAnchorEl } = this.state;
    const { classes } = this.props;
    const isMenuOpen = Boolean(anchorEl);
    const isMobileMenuOpen = Boolean(mobileMoreAnchorEl);

    const renderMenu = (
      <Menu
        anchorEl={anchorEl}
        anchorOrigin={{ vertical: 'top', horizontal: 'right' }}
        transformOrigin={{ vertical: 'top', horizontal: 'right' }}
        open={isMenuOpen}
        onClose={this.handleMenuClose}
      >
        <MenuItem onClick={this.handleMenuClose}>Profile</MenuItem>
        <MenuItem onClick={this.handleMenuClose}>My account</MenuItem>
      </Menu>
    );

    const renderMobileMenu = (
      <Menu
        anchorEl={mobileMoreAnchorEl}
        anchorOrigin={{ vertical: 'top', horizontal: 'right' }}
        transformOrigin={{ vertical: 'top', horizontal: 'right' }}
        open={isMobileMenuOpen}
        onClose={this.handleMenuClose}
      >
        <MenuItem onClick={this.handleMobileMenuClose}>
          <IconButton color="inherit">
            <Badge badgeContent={4} color="secondary">
              <MailIcon />
            </Badge>
          </IconButton>
          <p>Messages</p>
        </MenuItem>
        <MenuItem onClick={this.handleMobileMenuClose}>
          <IconButton color="inherit">
            <Badge badgeContent={11} color="secondary">
              <NotificationsIcon />
            </Badge>
          </IconButton>
          <p>Notifications</p>
        </MenuItem>
        <MenuItem onClick={this.handleProfileMenuOpen}>
          <IconButton color="inherit">
            <AccountCircle />
          </IconButton>
          <p>Profile</p>
        </MenuItem>
      </Menu>
    );

    return (
      <div className={classes.root}>
        <AppBar position="static">
          <Toolbar>
            <IconButton className={classes.menuButton} color="inherit" aria-label="Open drawer">
              <MenuIcon />
            </IconButton>
            <Typography className={classes.title} variant="h6" color="inherit" noWrap>
              Material-UI
            </Typography>
            <div className={classes.search}>
              <div className={classes.searchIcon}>
                <SearchIcon />
              </div>
              <InputBase
                placeholder="Search…"
                classes={{
                  root: classes.inputRoot,
                  input: classes.inputInput,
                }}
              />
            </div>
            <div className={classes.grow} />
            <div className={classes.sectionDesktop}>
              <IconButton color="inherit">
                <Badge badgeContent={4} color="secondary">
                  <MailIcon />
                </Badge>
              </IconButton>
              <IconButton color="inherit">
                <Badge badgeContent={17} color="secondary">
                  <NotificationsIcon />
                </Badge>
              </IconButton>
              <IconButton
                aria-owns={isMenuOpen ? 'material-appbar' : undefined}
                aria-haspopup="true"
                onClick={this.handleProfileMenuOpen}
                color="inherit"
              >
                <AccountCircle />
              </IconButton>
            </div>
            <div className={classes.sectionMobile}>
              <IconButton aria-haspopup="true" onClick={this.handleMobileMenuOpen} color="inherit">
                <MoreIcon />
              </IconButton>
            </div>
          </Toolbar>
        </AppBar>
        {renderMenu}
        {renderMobileMenu}
      </div>
    );
  }
}

(PrimarySearchAppBar as React.ComponentClass<Props>).propTypes = {
  classes: PropTypes.object.isRequired,
} as any;

export default withStyles(styles)(PrimarySearchAppBar);