Rohlik.cz - stažení rozbalené objednávky

download_order.js

/**
 *  @class OrderItem
 *  Item in order detail in user profile
 *
 *  @see https://www.rohlik.cz/uzivatel/profil
 */
class OrderItem {
  /** @param {Element} element */
  constructor(element) {
    this._name = element.querySelector("a.productName span:first-child").innerText;
    this._quantity = Number.parseFloat(element.querySelector("a.productName span.boldText").innerText);
    this._price = Number.parseFloat(element.querySelector(".productInfo > span:last-child").innerText.replace(",","."));
  }
  /** @return {String} */
  get name() {
    return this._name;
  }
  /** @return {Number} */
  get quantity() {
    return this._quantity;
  }
  /** @return {Number} */
  get price() {
    return this._price;
  }
  /** @return {Number} */
  get unitPrice() {
    return this.price / this.quantity;
  }

  /**
   * @return {String}
   */
  toCsv() {
    const row = [this.csvValue(this.name), this.quantity, this.unitPrice, this.price];
    return row.join(",");
  }

  csvValue(text){
    return `"${text}"`
  }
}

const orderRows = document.querySelectorAll(".collapseItemContent span.collapseInside");
const items = [];
orderRows.forEach((item, index) => {
  items.push(new OrderItem(item))
})

/**
 * @param {Array<OrderItem,CartItem>} items
 */
function downloadCSV(items) {
  const csv = ["Nazev,Mnozstvi,Jed.cena,Clk.cena"];
  items.forEach((item) => {
    csv.push(item.toCsv());
  })

  const csvFile = new Blob([csv.join("\n")], {type:"text/csv"});
  const downloadLink = document.createElement("a");
  downloadLink.download = "rohlik.cz-objednavka.csv";
  downloadLink.href = window.URL.createObjectURL(csvFile);
  downloadLink.style.display = "none";
  document.body.appendChild(downloadLink);
  downloadLink.click();
}
downloadCSV(items);