Function elementAtEvent

stories/Chart.stories.tsx:80–86

(element: InteractionItem[])

  };

  const elementAtEvent = (element: InteractionItem[]) => {
    if (!element.length) return;

    const { datasetIndex, index } = element[0];

    onElementClick(data.labels[index], data.datasets[datasetIndex].data[index]);
  };

  const elementsAtEvent = (elements: InteractionItem[]) => {
    if (!elements.length) return;