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lol
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const BASE_MAP_URL = new URL("/public-transport/lines/", document.baseURI)
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const DAY_IN_MS = 8.64e+7;
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async function waitForElement(iframe, selector, options = {
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timeout: 15000,
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multiple: false
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}){
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let timeout = options?.timeout || 15000
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let multiple = options?.multiple || false
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let el = null;
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let startDate = Date.now()
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if(multiple){
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while(!(
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el = iframe.contentWindow.document.querySelectorAll(selector)
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)?.length){
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await new Promise(res => setTimeout(res, 500))
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if(Date.now() > startDate+timeout) {
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throw new Error("Element search timeout")
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}
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}
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} else {
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while((
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el = iframe.contentWindow.document.querySelector(selector)
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) == null){
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await new Promise(res => setTimeout(res, 500))
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if(Date.now() > startDate+timeout) {
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throw new Error("Element search timeout")
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}
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}
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}
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return el
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}
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async function spawnIframe(url){
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/** @type {HTMLIFrameElement} */
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let iframe = document.createElement("iframe")
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let container = document.createElement("div")
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container.classList.add("thinking")
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container.style.left = Math.round(Math.random()*(window.innerWidth-400))+"px"
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container.style.top = Math.round(Math.random()*(window.innerHeight-350))+"px"
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let img = document.createElement("img")
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img.src = "/lol/math.gif"
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container.append(img)
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container.append(iframe)
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document.body.append(container)
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await navigateIframe(iframe, url)
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return iframe
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}
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async function navigateIframe(iframe, url){
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let prom = new Promise(res => iframe.addEventListener("load", res(), {once: true}))
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iframe.src = new URL(url, BASE_MAP_URL).toString()
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await prom
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return iframe
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}
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async function getLineDetails(iframe){
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let lineElement = await waitForElement(iframe, `[class|="content"] [class|="pictoAndDirection"]`)
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let linePictoElement = await waitForElement(iframe, `[class|="content"] [class|="linePictoSvg"]`)
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let directionTextElement = await waitForElement(iframe, `[class|="content"] [class|="directionText"]`)
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let line = {
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displayName: lineElement.getAttribute("aria-label"),
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picto: linePictoElement.src,
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name: linePictoElement.getAttribute("aria-label"),
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direction: directionTextElement.innerText,
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timetable: null
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}
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return line
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}
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async function getStopTimeTable(iframe, stop_description, amount=1){
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let timetable = []
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for(let dayOffset = 0; dayOffset<amount; dayOffset++){
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let now = new Date(Date.now()+(dayOffset*DAY_IN_MS))
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await navigateIframe(iframe, "./"+stop_description+`/timetable?date=${now.getFullYear()}-${(now.getMonth()+1).toString().padStart(2, "0")}-${(now.getDate()).toString().padStart(2, "0")}`)
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let timeTableElList = await waitForElement(iframe, `[class|="content"] [class|="timeTableContainer"] table`, {multiple: true});
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for(let timeTableEl of timeTableElList){
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let trancheHoraires = timeTableEl.querySelectorAll("thead tr:first-child th")
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for(let i = 0; i< trancheHoraires.length; i++){
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let el = trancheHoraires[i]
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let hours = parseInt(el.innerText.trim())
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if(Number.isFinite(hours)){
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let allHoraires = timeTableEl.querySelectorAll(`tbody tr td:nth-child(${i+1})`)
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for(let hel of allHoraires){
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let minutes = parseInt(hel.innerText.trim())
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if(Number.isFinite(minutes)){
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timetable.push({
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displayHours: el.innerText,
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displayMinutes: hel.innerText,
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displayTime: `${el.innerText}${hel.innerText}`,
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time: new Date(
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now.getFullYear(),
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now.getMonth(),
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now.getDate(),
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hours,
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minutes
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)
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})
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}
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}
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}
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}
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}
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}
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return timetable
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}
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/**
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* Get next Bus/Metro/Tram passage of given stop description
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* @param {String} stop_description Stop description string
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*
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* To get stop description go to https://carte-interactive.tcl.fr/public-transport/lines/
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* then find your line and your stop in this line.
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* Your URL must look like something like this
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* https://carte-interactive.tcl.fr/public-transport/lines/line:SYTNEX:C/forward/stop_point:SYTNEX:10787
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* Stop description is everything after "lines/" ("line:SYTNEX:C/forward/stop_point:SYTNEX:10787" in example above)
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*/
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export async function getNextPassage(stop_description, options = {
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timetable: +2 // Today and tomorrow
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}){
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let iframe = await spawnIframe("./"+stop_description)
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let nextPassageElement = await waitForElement(iframe, `[class|="content"] [class|="stopCard"] [class|="schedule"]`);
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let stopName = await waitForElement(iframe, `[class|="content"] [class|="stopCard"] [class|="nameStop"]`);
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let line = await getLineDetails(iframe, stop_description)
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let timetable = []
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let timeTableAmount = options?.timetable || +2;
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if(timeTableAmount){
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timetable = await getStopTimeTable(iframe, stop_description, timeTableAmount)
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} else {
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timetable = null
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}
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line.timetable = timetable
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let nextPassage = {
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line,
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displayName: stopName.innerText,
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displayTime: nextPassageElement.innerText
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}
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{
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let timeText = nextPassageElement.innerText.trim();
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let time;
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if(timeText.endsWith("min")){
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time = new Date(Date.now() + parseInt(timeText)*60000)
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} else {
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let match = timeText.match(/^(\d+):(\d+)/)
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if(match){
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let now = new Date()
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time = new Date(
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now.getFullYear(),
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now.getMonth(),
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now.getDate(),
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parseInt(match[1]),
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parseInt(match[2])
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)
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if(time.getTime() < Date.now()){
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time.setTime(time.getTime() + DAY_IN_MS)
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}
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}
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}
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nextPassage.time = time
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}
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setTimeout(() => {
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iframe.parentElement.remove()
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}, Math.random()*1000)
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return nextPassage
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}
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