Events.js

import { Button, Container, Table } from 'semantic-ui-react';
import React, { Component } from 'react';
import { deleteEvent, getStaffEvents } from '../../actions/statistics';

import AddEventForm from '../forms/AddEventForm';
import { Link } from 'react-router-dom';
import { connect } from 'react-redux';
import moment from 'moment';

class Events extends Component {
  UNSAFE_componentWillMount() {
    this.props.getStaffEvents();
  }

  renderEvents() {
    return this.props.events.map((event) => (
      <Table.Row key={event.id}>
        <Table.Cell textAlign="center">
          <Link to={`events/${event.id}`}>{event.name}</Link>
        </Table.Cell>
        <Table.Cell textAlign="center">
          {moment(event.date).format('LL')}
        </Table.Cell>
        <Table.Cell textAlign="center">{event.visitor_number}</Table.Cell>
        <Table.Cell textAlign="center">
          <Button
            onClick={() => this.props.deleteEvent(event)}
            color="red"
            compact
            size="small"
          >
            Törlés
          </Button>
        </Table.Cell>
      </Table.Row>
    ));
  }

  render() {
    return (
      <Container textAlign="center">
        <div style={{ overflowX: 'scroll' }}>
          <Table
            color="blue"
            unstackable
            celled
            selectable
            compact
            size="small"
          >
            <Table.Header>
              <Table.Row>
                <Table.HeaderCell textAlign="center">
                  Alkalom neve
                </Table.HeaderCell>
                <Table.HeaderCell textAlign="center">Dátum</Table.HeaderCell>
                <Table.HeaderCell textAlign="center">
                  Jelen voltak
                </Table.HeaderCell>
                <Table.HeaderCell />
              </Table.Row>
            </Table.Header>
            <Table.Body>
              {this.props.events
                ? this.renderEvents()
                : 'Nincs még alkalom beírva'}
            </Table.Body>
          </Table>
        </div>
        <br />
        <AddEventForm />
      </Container>
    );
  }
}

const mapStateToProps = ({ events: { events }, user }) => ({ events, user });

export default connect(mapStateToProps, { getStaffEvents, deleteEvent })(
  Events
);