text: import React from 'react';
  import Button from '@material-ui/core/Button';
  import { CardActions, ExportButton } from 'react-admin';
  
  export default ({
      bulkActions,
      basePath,
      currentSort,
      displayedFilters,
      exporter,
      filters,
      filterValues,
      onUnselectItems,
      resource,
      selectedIds,
      showFilter,
      total
  }) => (
          <CardActions>
              {bulkActions && React.cloneElement(bulkActions, {
                  basePath,
                  filterValues,
                  resource,
                  selectedIds,
                  onUnselectItems,
              })}
              {filters && React.cloneElement(filters, {
                  resource,
                  showFilter,
                  displayedFilters,
                  filterValues,
                  context: 'button',
              })}
              <ExportButton
                  disabled={total === 0}
                  resource={resource}
                  sort={currentSort}
                  filter={filterValues}
                  exporter={exporter}
              />
              {/* Add your custom actions */}
              <Button color="primary" >Backtest Editor</Button>
          </CardActions>
      );