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https://github.com/public-transport/db-vendo-client.git
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53 lines
1.2 KiB
JavaScript
53 lines
1.2 KiB
JavaScript
'use strict'
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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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const parseMovement = (ctx, m) => { // m = raw movement
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const {profile, opt} = ctx
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const res = {
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direction: m.dirTxt ? profile.parseStationName(ctx, m.dirTxt) : null,
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tripId: m.jid || null,
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line: m.line || 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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// todo: stopL[0] is the first of the trip! -> filter out
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nextStopovers: (
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m.stopL
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.filter(s => !!s.location)
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.map(s => profile.parseStopover(ctx, s, m.date))
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),
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frames: []
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}
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if (m.ani) {
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if (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: m.ani.fromLocations[i] || null,
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destination: m.ani.toLocations[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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if (opt.polylines) {
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if (m.ani.poly) {
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res.polyline = profile.parsePolyline(ctx, m.ani.poly)
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} else if (m.ani.polyline) {
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res.polyline = m.ani.polyline
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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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module.exports = parseMovement
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