const location = await Location.current();
const ZIP_CODE = await Location.reverseGeocode(location.latitude, location.longitude)
  .then(results => results[0].postalCode);
//Fuel Types
//1=Regular
//2=Midgrade
//3=Premium
//4=Diesel
//5=E85
//12=UNL88
const FUEL_TYPE = '4';

// Get gas prices from GasBuddy
const url = `https://www.gasbuddy.com/home?search=${ZIP_CODE}&fuel=${FUEL_TYPE}&method=all`;
const response = await new Request(url).loadString();

// Parse gas prices using RegExp
const regex = /<div class="SearchResults__name">(.+?)<\/div>[\s\S]*?<div class="SearchResults__price">(.+?)<\/div>/g;
const gasPrices = [];
let match;
while ((match = regex.exec(response)) !== null) {
  const stationName = match[1].trim();
  const price = match[2].trim();
  gasPrices.push({ stationName, price });
}

// Create widget
const widget = new ListWidget();
widget.addSpacer();

const titleStack = widget.addStack();
const title = titleStack.addText('Gas Prices');
title.font = Font.mediumSystemFont(16);
title.textColor = Color.white();
titleStack.addSpacer();

widget.addSpacer();

if (gasPrices.length > 0) {
  for (const gasPrice of gasPrices) {
    const stack = widget.addStack();
    stack.addSpacer();

    const stationName = stack.addText(gasPrice.stationName);
    stationName.textColor = Color.white();

    stack.addSpacer();

    const price = stack.addText(gasPrice.price);
    price.textColor = Color.yellow();

    stack.addSpacer();
  }
} else {
  const stack = widget.addStack();
  stack.addSpacer();
  const noData = stack.addText('No data');
  noData.textColor = Color.white();
  stack.addSpacer();
}

widget.addSpacer();

// Set widget background color
widget.backgroundColor = Color.black();

// Set widget refresh interval
widget.refreshAfterDate = new Date(Date.now() + 60 * 60 * 1000); // Refresh every hour

// Set widget URL scheme to open GasBuddy website
widget.url = 'https://www.gasbuddy.com/home?search=${ZIP_CODE}&fuel=${FUEL_TYPE}&method=all';

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