Cars to CSV

script.js

const data = window.__NEXT_DATA__.props.pageProps.searchData;

const realData = data.ads.map((ad) => {
  const make = ad.attributes.find(
    (attribute) => attribute.key === "brand"
  ).value;
  const model = ad.attributes.find(
    (attribute) => attribute.key === "model"
  ).value;
  const year = ad.attributes.find(
    (attribute) => attribute.key === "regdate"
  ).value;
  const kms = ad.attributes.find(
    (attribute) => attribute.key === "mileage"
  ).value;
  return {
    URL: ad.url,
    Model: `${make} ${model}`,
    Price: ad.price[0],
    KMs: kms,
    Year: year,
  };
});

const header = Object.keys(realData[0]);
const replacer = (key, value) => (value === null ? "" : value);
const csv = [
  header.join(","), // header row first
  ...realData.map((row) =>
    header
      .map((fieldName) => JSON.stringify(row[fieldName], replacer))
      .join(",")
  ),
].join("\r\n");

console.log(csv);