Timeline/ClientApp/src/app/home/BoardWithoutUser.tsx


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import React from 'react';
import { Row, Col } from 'reactstrap';

import { TimelineInfo } from '../data/timeline';

import { getHttpTimelineClient } from '../http/timeline';

import TimelineBoard from './TimelineBoard';
import OfflineBoard from './OfflineBoard';

const BoardWithoutUser: React.FC = () => {
  const [publicTimelines, setPublicTimelines] = React.useState<
    TimelineInfo[] | 'offline' | 'loading'
  >('loading');

  React.useEffect(() => {
    let subscribe = true;
    if (publicTimelines === 'loading') {
      void getHttpTimelineClient()
        .listTimeline({ visibility: 'Public' })
        .then(
          (timelines) => {
            if (subscribe) {
              setPublicTimelines(timelines);
            }
          },
          () => {
            setPublicTimelines('offline');
          }
        );
    }
    return () => {
      subscribe = false;
    };
  }, [publicTimelines]);

  return (
    <Row className="my-2 justify-content-center">
      {publicTimelines === 'offline' ? (
        <Col sm="8" lg="6">
          <OfflineBoard
            onReload={() => {
              setPublicTimelines('loading');
            }}
          />
        </Col>
      ) : (
        <Col sm="8" lg="6">
          <TimelineBoard
            timelines={publicTimelines}
            onReload={() => {
              setPublicTimelines('loading');
            }}
          />
        </Col>
      )}
    </Row>
  );
};

export default BoardWithoutUser;