mirror of
https://github.com/public-transport/db-vendo-client.git
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88 lines
2.4 KiB
JavaScript
88 lines
2.4 KiB
JavaScript
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'use strict'
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const parseDateTime = require('./date-time')
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const clone = obj => Object.assign({}, obj)
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const createParseJourneyPart = (profile, stations, lines, remarks) => {
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const tz = profile.timezone
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const parseStopover = (j, st) => {
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const res = {
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station: stations[parseInt(st.locX)]
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}
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if (st.aTimeR || st.aTimeS) {
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const arr = parseDateTime(tz, j.date, st.aTimeR || st.aTimeS)
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res.arrival = arr.format()
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}
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if (st.dTimeR || st.dTimeS) {
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const dep = parseDateTime(tz, j.date, st.dTimeR || st.dTimeS)
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res.departure = dep.format()
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}
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return res
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}
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// todo: finish parse/remark.js first
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const applyRemark = (j, rm) => {}
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// todo: pt.sDays
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// todo: pt.dep.dProgType, pt.arr.dProgType
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// todo: what is pt.jny.dirFlg?
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// todo: how does pt.freq work?
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const parseJourneyPart = (j, pt) => { // j = journey, pt = part
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const dep = profile.parseDateTime(tz, j.date, pt.dep.dTimeR || pt.dep.dTimeS)
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const arr = profile.parseDateTime(tz, j.date, pt.arr.aTimeR || pt.arr.aTimeS)
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const res = {
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origin: clone(stations[parseInt(pt.dep.locX)]) || null,
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destination: clone(stations[parseInt(pt.arr.locX)]),
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departure: dep.format(),
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arrival: arr.format()
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}
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if (pt.dep.dTimeR && pt.dep.dTimeS) {
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const realtime = profile.parseDateTime(tz, j.date, pt.dep.dTimeR)
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const planned = profile.parseDateTime(tz, j.date, pt.dep.dTimeS)
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res.delay = Math.round((realtime - planned) / 1000)
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}
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if (pt.type === 'WALK') {
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res.mode = 'walking'
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} else if (pt.type === 'JNY') {
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res.id = pt.jny.jid
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res.line = lines[parseInt(pt.jny.prodX)] || null
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res.direction = profile.parseStationName(pt.jny.dirTxt)
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if (pt.dep.dPlatfS) res.departurePlatform = pt.dep.dPlatfS
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if (pt.arr.aPlatfS) res.arrivalPlatform = pt.arr.aPlatfS
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if (pt.jny.stopL) {
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res.passed = pt.jny.stopL.map(stopover => parseStopover(j, stopover))
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}
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if (Array.isArray(pt.jny.remL)) {
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for (let remark of pt.jny.remL) applyRemark(j, remark)
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}
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if (pt.jny.freq && pt.jny.freq.jnyL) {
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const parseAlternative = (a) => {
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// todo: realtime
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const when = profile.parseDateTime(tz, j.date, a.stopL[0].dTimeS)
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return {
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line: lines[parseInt(a.prodX)] || null,
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when: when.format()
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}
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}
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res.alternatives = pt.jny.freq.jnyL
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.filter(a => a.stopL[0].locX === pt.dep.locX)
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.map(parseAlternative)
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}
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}
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return res
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}
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return parseJourneyPart
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}
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module.exports = createParseJourneyPart
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