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https://github.com/public-transport/db-vendo-client.git
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67 lines
1.8 KiB
JavaScript
67 lines
1.8 KiB
JavaScript
'use strict'
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const createParseMovement = (profile, locations, lines, remarks) => {
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// todo: what is m.dirGeo? maybe the speed?
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// todo: what is m.stopL?
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// todo: what is m.proc? wut?
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// todo: what is m.pos?
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// todo: what is m.ani.dirGeo[n]? maybe the speed?
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// todo: what is m.ani.proc[n]? wut?
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// todo: how does m.ani.poly work?
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const parseMovement = (m) => {
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const parseNextStop = (s) => {
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const dep = s.dTimeR || s.dTimeS
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? profile.parseDateTime(profile, m.date, s.dTimeR || s.dTimeS)
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: null
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const arr = s.aTimeR || s.aTimeS
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? profile.parseDateTime(profile, m.date, s.aTimeR || s.aTimeS)
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: null
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const res = {
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station: locations[s.locX],
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departure: dep ? dep.toISO() : null,
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arrival: arr ? arr.toISO() : null
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}
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if (m.dTimeR && m.dTimeS) {
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const plannedDep = profile.parseDateTime(profile, m.date, s.dTimeS)
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res.departureDelay = Math.round((dep - plannedDep) / 1000)
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} else res.departureDelay = null
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if (m.aTimeR && m.aTimeS) {
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const plannedArr = profile.parseDateTime(profile, m.date, s.aTimeS)
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res.arrivalDelay = Math.round((arr - plannedArr) / 1000)
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} else res.arrivalDelay = null
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return res
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}
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const res = {
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direction: profile.parseStationName(m.dirTxt),
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trip: m.jid && +m.jid.split('|')[1] || null, // todo: this seems brittle
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line: lines[m.prodX] || null,
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location: m.pos ? {
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type: 'location',
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latitude: m.pos.y / 1000000,
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longitude: m.pos.x / 1000000
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} : null,
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nextStops: m.stopL.map(parseNextStop),
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frames: []
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}
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if (m.ani && Array.isArray(m.ani.mSec)) {
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for (let i = 0; i < m.ani.mSec.length; i++) {
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res.frames.push({
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origin: locations[m.ani.fLocX[i]] || null,
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destination: locations[m.ani.tLocX[i]] || null,
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t: m.ani.mSec[i]
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})
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}
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}
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return res
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}
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return parseMovement
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}
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module.exports = createParseMovement
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