import React, { Component, Fragment } from 'react';

import { WithTheme, withTheme } from '@material-ui/core/styles';
import {
  TableContainer,
  Table,
  TableBody,
  TableCell,
  TableRow,
  List,
  ListItem,
  ListItemAvatar,
  ListItemText,
  withWidth,
  WithWidthProps,
  isWidthDown
} from '@material-ui/core';

import RefreshIcon from '@material-ui/icons/Refresh';
import DeviceHubIcon from '@material-ui/icons/DeviceHub';

import {
  RestFormProps,
  FormActions,
  FormButton,
  HighlightAvatar
} from '../components';

import { busStatus, busStatusHighlight, isConnected } from './EMSESPStatus';

import { EMSESPStatus } from './EMSESPtypes';

function formatNumber(num: number) {
  return new Intl.NumberFormat().format(num);
}

type EMSESPStatusFormProps = RestFormProps<EMSESPStatus> &
  WithTheme &
  WithWidthProps;

class EMSESPStatusForm extends Component<EMSESPStatusFormProps> {
  createListItems() {
    const { data, theme, width } = this.props;
    return (
      <Fragment>
        <ListItem>
          <ListItemAvatar>
            <HighlightAvatar color={busStatusHighlight(data, theme)}>
              <DeviceHubIcon />
            </HighlightAvatar>
          </ListItemAvatar>
          <ListItemText
            primary="Connection Status"
            secondary={busStatus(data)}
          />
        </ListItem>
        {isConnected(data) && (
          <TableContainer>
            <Table
              size="small"
              padding={isWidthDown('xs', width!) ? 'none' : 'default'}
            >
              <TableBody>
                <TableRow>
                  <TableCell># Telegrams Received</TableCell>
                  <TableCell align="right">
                    {formatNumber(data.rx_received)}&nbsp;(quality{' '}
                    {data.rx_quality}%)
                  </TableCell>
                </TableRow>
                <TableRow>
                  <TableCell># Telegrams Sent</TableCell>
                  <TableCell align="right">
                    {formatNumber(data.tx_sent)}&nbsp;(quality {data.tx_quality}
                    %)
                  </TableCell>
                </TableRow>
              </TableBody>
            </Table>
          </TableContainer>
        )}
      </Fragment>
    );
  }

  render() {
    return (
      <Fragment>
        <List>{this.createListItems()}</List>
        <FormActions>
          <FormButton
            startIcon={<RefreshIcon />}
            variant="contained"
            color="secondary"
            onClick={this.props.loadData}
          >
            Refresh
          </FormButton>
        </FormActions>
      </Fragment>
    );
  }
}

export default withTheme(withWidth()(EMSESPStatusForm));