convert-sales-data.js

export function createChartjsData(breakdown) {
    const [labels, dailySales] = breakdown.reduce(
      (acc, { label, dailySale }) => {
        const [labelList, saleList] = acc;
        return [
          [...labelList, label],
          [...saleList, dailySale],
        ];
      },
      [[], []],
    );
  
    return { labels, dailySales };
}