telekom.js

const apiUrl = "https://pass.telekom.de/api/service/generic/v1/status";

let widget = await createWidget();

const gradient = new LinearGradient();
gradient.locations = [0, 1];
gradient.colors = [new Color("#d10063"), new Color("#e20074")];
widget.backgroundGradient = gradient;

if (!config.runsInWidget) {
  await widget.presentSmall();
}

Script.setWidget(widget);
Script.complete();

async function createWidget(items) {
  const fm = FileManager.local();
  const dir = fm.documentsDirectory();
  const path = fm.joinPath(dir, "scriptable-telekom.json");

  const list = new ListWidget();
  list.addSpacer(14);

  const labels = [];

  // Telekom - header
  const headerLabel = list.addText("Telekom");
  labels.push(headerLabel);
  headerLabel.font = Font.boldSystemFont(14);

  let data,
    isLiveData = false;

  try {
    const req = new Request(apiUrl);
    req.headers = {
      "User-Agent":
        "Mozilla/5.0 (iPhone; CPU iPhone OS 13_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1.1 Mobile/15E148 Safari/604.1",
    };

    try {
      // Fetch data from pass.telekom.de
      data = await req.loadJSON();
      data.lastUpdateTime = new Date();

      // Write JSON to iCloud file
      fm.writeString(path, JSON.stringify(data, null, 2));
      isLiveData = true;
    } catch (err) {
      // Read data from iCloud file
      data = JSON.parse(fm.readString(path), null);
    }

    // % - available percentage
    const availableLabel = list.addText(100 - data.usedPercentage + "%");
    availableLabel.font = Font.boldSystemFont(36);
    availableLabel.textColor = Color.green();

    if (10 >= data.usedPercentage) {
      availableLabel.textColor = Color.red();
    } else if (25 <= data.usedPercentage) {
      availableLabel.textColor = Color.orange();
    }

    if (!isLiveData) {
      labels.push(availableLabel);
    }

    // gb - volume
    const volumeLabel = list.addText(
      `${data.usedVolumeStr} / ${data.initialVolumeStr}`
    );
    labels.push(volumeLabel);
    volumeLabel.font = Font.mediumSystemFont(12);

    list.addSpacer(12);

    // days - remaining days
    if (data.remainingTimeStr) {
      const remainingHeaderLabel = list.addText("Verbleibende Zeit:");
      labels.push(remainingHeaderLabel);
      remainingHeaderLabel.font = Font.mediumSystemFont(12);

      const remainingLabel = list.addText(data.remainingTimeStr);
      labels.push(remainingLabel);
      remainingLabel.font = Font.mediumSystemFont(12);
    }
  } catch (err) {
    list.addText("Fehler beim Datenabruf");
  }

  // Add time of last successful widget update
  list.addSpacer(4);
  const date = new Date(data.lastUpdateTime);
  const timeLabel = list.addText(date.toTimeString().substr(0, 5));
  labels.push(timeLabel);
  timeLabel.font = Font.mediumSystemFont(10);
  timeLabel.centerAlignText();
  if (!isLiveData) {
    timeLabel.textColor = Color.darkGray();
  }

  labels.forEach((label) => {
    label.textColor = Color.white();
  });

  return list;
}