Scriptable widget for fund info

iOSFonWidget.js

// Variables used by Scriptable.
// These must be at the very top of the file. Do not edit.
// icon-color: red; icon-glyph: chart-line;
let widget = new ListWidget()
let mainColor = Color.dynamic(Color.black(), Color.white())

var allTotal = 0

var teknoloji = {
    'daily': "",
    'monthly': "",
    'current': "",
    'change' : "",
    'title': "Teknoloji",
    'code': "GUH",
    'mainStock': 1,
    'totalFonCount': 1
}

let fonArray = [teknoloji, temizEnerji, smartTemk, borclanma]
await Promise.all(fonArray.map(getFon))

fonArray.forEach(setFonData)

widget.setPadding(0, 5, 3, 5)
setInfoData()

widget.presentLarge()
Script.setWidget(widget)
Script.complete()

async function getFon(fon) {
  let url = "https://www.tefas.gov.tr/api/DB/GetAllFundAnalyzeData"
  let request = new Request(url)
  request.method = "POST"
  request.headers["Content-Type"] = "application/x-www-form-urlencoded; charset=utf-8"
request.body = "dil=TR&fonkod=" + fon.code
let response = await request.loadJSON()

let currentStatus = response.fundInfo[0].SONFIYAT * fon.totalFonCount - fon.mainStock

if (response.fundInfo[0].GUNLUKGETIRI != -100) {
  
  let yesterdayStatus = response.fundPrices1A[response.fundPrices1A.length - 2].FIYAT * fon.totalFonCount - fon.mainStock
  
  let yesterday = currentStatus - yesterdayStatus

  allTotal += currentStatus
fon.current = currentStatus.toFixed(2)
fon.daily = "%" + response.fundInfo[0].GUNLUKGETIRI.toFixed(2)
fon.monthly = "%" + response.fundReturn[0].GETIRI1A.toFixed(2)
fon.change = yesterday.toFixed(2)
} else {
  
  fon.current = "-•-"
  fon.daily = "-•-" 
  fon.monthly = "-•-" 
}
}

function setFonData(fon) {
    let titleText = widget.addText(fon.title)
    titleText.textColor = mainColor
    titleText.font = Font.semiboldSystemFont(15)
    widget.addSpacer(3)

    let layoutStack = widget.addStack()
    layoutStack.setPadding(3, 0, 0, 10)
    layoutStack.centerAlignContent()

    let dailyChangeText = layoutStack.addText("Günlük: ")
    dailyChangeText.textColor = mainColor
    dailyChangeText.font = Font.systemFont(12)

    let dailyChangeAmountText = layoutStack.addText(fon.daily)
    dailyChangeAmountText.textColor = mainColor
    dailyChangeAmountText.font = Font.semiboldSystemFont(13)

    if (fon.daily.charAt(1) == "-") {
        dailyChangeAmountText.textColor = Color.red()
    } else if (fon.daily.charAt(0) == "%") {
        dailyChangeAmountText.textColor = Color.green()
    }
    
    layoutStack.addSpacer(3)
    
    let change = layoutStack.addText("(" + String(fon.change) + ")")
    change.textColor = mainColor
    change.font = Font.semiboldSystemFont(8)

    if (fon.change < 0) {
        change.textColor = Color.red()
    } else {
        change.textColor = Color.green()
    }
    

    layoutStack.addSpacer()

    let monthlyText = layoutStack.addText("Aylık: ")
    monthlyText.textColor = mainColor
    monthlyText.font = Font.systemFont(12)

    let monthlyAmountText = layoutStack.addText(fon.monthly)
    monthlyAmountText.textColor = mainColor
    monthlyAmountText.font = Font.semiboldSystemFont(12)

    if (fon.monthly.charAt(1) == "-") {
        monthlyAmountText.textColor = Color.red()
    } else if (fon.monthly.charAt(0) == "%") {
        monthlyAmountText.textColor = Color.green()
    }

    layoutStack.addSpacer()

    let currentText = layoutStack.addText("Durum: ")
    currentText.textColor = mainColor
    currentText.font = Font.systemFont(12)

    let currentAmountText = layoutStack.addText(fon.current)
    currentAmountText.textColor = mainColor
    currentAmountText.font = Font.semiboldSystemFont(12)

    if (fon.current < 0) {
        currentAmountText.textColor = Color.red()
    } else if (fon.current != "-•-"){
        currentAmountText.textColor = Color.green()
    }

    widget.addSpacer(5)

    let bg = widget.addStack()
    bg.backgroundColor = Color.gray()
    bg.size = new Size(320, 0.3)

    widget.addSpacer(15)
}

function setInfoData() {
    let formatter = new DateFormatter()
    formatter.useMediumTimeStyle()

    let layoutStack = widget.addStack()
    layoutStack.setPadding(3, 0, 0, 10)
    layoutStack.centerAlignContent()

    let date = formatter.string(new Date)
    let titleText = layoutStack.addText("Updated: " + date)
    titleText.textColor = mainColor
    titleText.textOpacity = 0.8
    titleText.font = Font.systemFont(13)

    layoutStack.addSpacer()

    let totalText = layoutStack.addText("Total: ")
    totalText.textColor = mainColor
    totalText.textOpacity = 0.8
    totalText.font = Font.systemFont(13)
    let totalAmountText = layoutStack.addText(allTotal.toFixed(2))
    totalAmountText.font = Font.semiboldSystemFont(13)

    if (allTotal < 0) {
        totalAmountText.textColor = Color.red()
    } else {
        totalAmountText.textColor = Color.green()
    }
}