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path: root/modern/src/main/DeviceList.js
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import React, { useEffect, useRef, useState } from 'react';
import { useDispatch } from 'react-redux';
import makeStyles from '@mui/styles/makeStyles';
import { List } from '@mui/material';
import { FixedSizeList } from 'react-window';
import AutoSizer from 'react-virtualized-auto-sizer';
import { devicesActions } from '../store';
import { useEffectAsync } from '../reactHelper';
import DeviceRow from './DeviceRow';

const useStyles = makeStyles((theme) => ({
  list: {
    maxHeight: '100%',
  },
  listInner: {
    position: 'relative',
    margin: theme.spacing(1.5, 0),
  },
}));

const DeviceList = ({ devices }) => {
  const classes = useStyles();
  const dispatch = useDispatch();
  const listInnerEl = useRef(null);

  if (listInnerEl.current) {
    listInnerEl.current.className = classes.listInner;
  }

  const [, setTime] = useState(Date.now());

  useEffect(() => {
    const interval = setInterval(() => setTime(Date.now()), 60000);
    return () => {
      clearInterval(interval);
    };
  }, []);

  useEffectAsync(async () => {
    const response = await fetch('/api/devices');
    if (response.ok) {
      dispatch(devicesActions.refresh(await response.json()));
    } else {
      throw Error(await response.text());
    }
  }, []);

  return (
    <AutoSizer className={classes.list}>
      {({ height, width }) => (
        <List disablePadding>
          <FixedSizeList
            width={width}
            height={height}
            itemCount={devices.length}
            itemData={{ items: devices }}
            itemSize={72}
            overscanCount={10}
            innerRef={listInnerEl}
          >
            {DeviceRow}
          </FixedSizeList>
        </List>
      )}
    </AutoSizer>
  );
};

export default DeviceList;