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https://github.com/public-transport/db-vendo-client.git
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76 lines
2.4 KiB
JavaScript
76 lines
2.4 KiB
JavaScript
'use strict'
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const findRemark = require('./find-remark')
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const ARRIVAL = 'a'
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const DEPARTURE = 'd'
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// todo: what is d.jny.dirFlg?
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// todo: d.stbStop.dProgType/d.stbStop.aProgType
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const createParseArrOrDep = (profile, opt, data, prefix) => {
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const {locations, lines, hints, warnings} = data
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if (prefix !== ARRIVAL && prefix !== DEPARTURE) throw new Error('invalid prefix')
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const parseArrOrDep = (d) => {
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const t = d.stbStop[prefix + 'TimeR'] || d.stbStop[prefix + 'TimeS']
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const tz = d.stbStop[prefix + 'TZOffset'] || null
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const res = {
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tripId: d.jid,
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stop: locations[parseInt(d.stbStop.locX)] || null,
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when: profile.parseDateTime(profile, d.date, t, tz),
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// todo: for arrivals, this is the *origin*, not the *direction*
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direction: prefix === DEPARTURE && profile.parseStationName(d.dirTxt) || null,
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line: lines[parseInt(d.prodX)] || null,
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remarks: []
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}
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// todo: DRY with parseStopover
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// todo: DRY with parseJourneyLeg
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const tR = d.stbStop[prefix + 'TimeR']
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const tP = d.stbStop[prefix + 'TimeS']
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if (tR && tP) {
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const realtime = profile.parseDateTime(profile, d.date, tR, tz, true)
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const planned = profile.parseDateTime(profile, d.date, tP, tz, true)
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res.delay = Math.round((realtime - planned) / 1000)
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} else res.delay = null
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// todo: DRY with parseStopover
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// todo: DRY with parseJourneyLeg
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const pR = d.stbStop[prefix + 'PlatfR']
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const pP = d.stbStop[prefix + 'PlatfS']
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res.platform = pR || pP || null
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if (pR && pP && pR !== pP) res.formerScheduledPlatform = pP
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// todo: DRY with parseStopover
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// todo: DRY with parseJourneyLeg
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if (d.stbStop[prefix + 'Cncl']) {
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res.cancelled = true
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Object.defineProperty(res, 'canceled', {value: true})
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res.when = res.delay = null
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res.formerScheduledWhen = profile.parseDateTime(profile, d.date, tP, tz)
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}
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if (opt.remarks) {
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res.remarks = []
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.concat(d.remL || [], d.msgL || [])
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.map(ref => findRemark(hints, warnings, ref))
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.filter(rem => !!rem) // filter unparsable
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}
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if (opt.stopovers && d.stopL) {
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const parse = profile.parseStopover(profile, opt, data, d.date)
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// Filter stations the train passes without stopping, as this doesn't comply with FPTF (yet).
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const stopovers = d.stopL.map(parse).filter(st => !st.passBy)
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if (prefix === ARRIVAL) res.previousStopovers = stopovers
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else if (prefix === DEPARTURE) res.nextStopovers = stopovers
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}
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return res
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}
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return parseArrOrDep
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}
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module.exports = createParseArrOrDep
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