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import ../types
import ./stopover
import ./msg
import ./date
import ./line
import json
import options
proc parseLegPart(common: CommonData, lp: JsonNode): LegPart =
let h = lp.to(HafasStopParams)
let plannedDepartureTime = parseDate(common, h.dTimeS, h.dTZOffset)
let plannedArrivalTime = parseDate(common, h.aTimeS, h.aTZOffset)
if h.dPlatfS.isSome: result.plannedPlatform = h.dPlatfS
elif h.aPlatfS.isSome: result.plannedPlatform = h.aPlatfS
if h.dPlatfR.isSome: result.prognosedPlatform = h.dPlatfR
elif h.aPlatfR.isSome: result.prognosedPlatform = h.aPlatfR
if h.dTimeR.isSome: result.prognosedTime = parseDate(common, h.dTimeR, h.dTZOffset)
elif h.aTimeR.isSome: result.prognosedTime = parseDate(common, h.aTimeR, h.aTZOffset)
if plannedDepartureTime.isSome: result.plannedTime = plannedDepartureTime.get
elif plannedArrivalTime.isSome: result.plannedTime = plannedArrivalTime.get
else: raise newException(CatchableError, "missing departure and arrival time for leg")
result.point = common.points[h.locX.get]
proc mkParseLeg*(common: CommonData): proc =
proc parseLeg(l: JsonNode): Leg =
if l{"jny"}{"polyG"}{"polyXL"}.getElems().len() > 0:
result.polyline = some(Polyline(
type: "FeatureCollection",
))
for n in l{"jny"}{"polyG"}{"polyXL"}.getElems():
result.polyline.get.features &= common.polylines[n.getInt()].features
let typeStr = l{"type"}.getStr()
if typeStr == "JNY":
result.direction = some(l{"jny"}{"dirTxt"}.getStr())
result.tripId = some(l{"jny"}{"jid"}.getStr())
result.line = common.parseLine(l["jny"]["prodX"].getInt())
let stopovers = l{"jny"}{"stopL"}.getElems()
if stopovers.len > 0:
result.stopovers = some(stopovers.map(mkParseStopover(common)))
let remarks = l{"jny"}{"msgL"}.getElems()
if remarks.len > 0:
result.remarks = some(remarks.map(mkParseMsg(common)))
elif typeStr == "WALK":
result.isWalking = true
result.distance = some(l{"gis"}{"dist"}.getInt())
elif typeStr == "TRSF" or typeStr == "DEVI":
result.isTransfer = true
else:
raise newException(CatchableError, "Unimplemented hafas leg type: " & typeStr)
result.departure = common.parseLegPart(l{"dep"})
result.arrival = common.parseLegPart(l{"arr"})
result.cancelled = l{"dep"}{"dCncl"}.getBool(false) or l{"arr"}{"aCncl"}.getBool(false)
return parseLeg