ref: 0e81eac749c7279b4001a3e11fbba63c668977ae
app/src/main/java/ml/adamsprogs/bimba/models/Timetable.kt
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package ml.adamsprogs.bimba.models import android.content.Context import com.univocity.parsers.csv.CsvParser import com.univocity.parsers.csv.CsvParserSettings import ml.adamsprogs.bimba.gtfs.AgencyAndId import ml.adamsprogs.bimba.gtfs.Route import ml.adamsprogs.bimba.gtfs.Trip import ml.adamsprogs.bimba.gtfs.Calendar import ml.adamsprogs.bimba.secondsAfterMidnight import org.supercsv.cellprocessor.ift.CellProcessor import org.supercsv.io.CsvMapReader import org.supercsv.prefs.CsvPreference import java.io.File import java.io.FileReader import kotlin.collections.ArrayList import kotlin.collections.HashMap import kotlin.collections.HashSet import java.util.Calendar as JCalendar class Timetable private constructor() { companion object { private var timetable: Timetable? = null fun getTimetable(context: Context? = null, force: Boolean = false): Timetable { return if (timetable == null || force) if (context != null) { timetable = Timetable() timetable!!.filesDir = context.filesDir //timetable!!.cacheManager = CacheManager.getCacheManager(context) timetable!! } else throw IllegalArgumentException("new timetable requested and no context given") else timetable!! } } //private lateinit var cacheManager: CacheManager private var _stops: List<StopSuggestion>? = null private lateinit var filesDir: File private val tripsCache = HashMap<String, Array<String>>() fun refresh() { //cacheManager.recreate(getStopDeparturesByPlates(cacheManager.keys().toSet())) //getStops(true) } fun getStops(force: Boolean = false): List<StopSuggestion> { if (_stops != null && !force) return _stops!! val settings = CsvParserSettings() settings.format.setLineSeparator("\r\n") val parser = CsvParser(settings) val ids = HashMap<String, HashSet<AgencyAndId>>() val zones = HashMap<String, String>() val stopsFile = File(filesDir, "gtfs_files/stops.txt") parser.parseAll(stopsFile).forEach { if (it[2] !in ids) ids[it[2]] = HashSet() ids[it[2]]!!.add(AgencyAndId(it[0])) zones[it[2]] = it[5] } _stops = ids.map { StopSuggestion(it.key, it.value, zones[it.key]!!) }.sorted() return _stops!! } fun getHeadlinesForStop(stops: Set<AgencyAndId>): Map<AgencyAndId, Pair<String, Set<String>>> { val trips = HashMap<String, HashSet<String>>() val routes = HashMap<String, Pair<String, String>>() val headsigns = HashMap<AgencyAndId, Pair<String, HashSet<String>>>() val settings = CsvParserSettings() settings.format.setLineSeparator("\r\n") settings.format.quote = '"' val parser = CsvParser(settings) stops.forEach { trips[it.id] = HashSet() val stop = it.id val stopsFile = File(filesDir, "gtfs_files/stop_times_${it.id}.txt") parser.parseAll(stopsFile).forEach { if (it[6] in arrayOf("0", "3")) { trips[stop]!!.add(it[0]) } } } val stopsFile = File(filesDir, "gtfs_files/trips.txt") parser.parseAll(stopsFile).forEach { tripsCache[it[2]] = it routes[it[2]] = Pair(it[0], it[3]) } trips.forEach { val headsign = HashSet<String>() it.value.forEach { headsign.add("${routes[it]!!.first} → ${routes[it]!!.second}") } headsigns[AgencyAndId(it.key)] = Pair(getStopCode(AgencyAndId(it.key)), headsign) } return headsigns /* 1435 -> (AWF03, {232 → Os. Rusa}) 1436 -> (AWF04, {232 → Rondo Kaponiera}) 1437 -> (AWF02, {76 → Pl. Bernardyński, 74 → Os. Sobieskiego, 603 → Pl. Bernardyński}) 1634 -> (AWF01, {76 → Os. Dębina, 603 → Łęczyca/Dworcowa}) 171 -> (AWF42, {29 → Pl. Wiosny Ludów}) 172 -> (AWF41, {10 → Połabska, 29 → Dębiec, 15 → Budziszyńska, 10 → Dębiec, 15 → Os. Sobieskiego, 12 → Os. Sobieskiego, 6 → Junikowo, 18 → Ogrody, 2 → Ogrody}) 4586 -> (AWF73, {10 → Franowo, 29 → Franowo, 6 → Miłostowo, 5 → Stomil, 18 → Franowo, 15 → Franowo, 12 → Starołęka, 74 → Os. Orła Białego}) */ } fun getStopName(stopId: AgencyAndId): String { val file = File(filesDir, "gtfs_files/stops.txt") val mapReader = CsvMapReader(FileReader(file), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var row: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ row = mapReader.read(header, processors); row }() != null) { if ((row!!["stop_id"] as String) == stopId.id) { mapReader.close() return row!!["stop_name"] as String } } mapReader.close() throw IllegalArgumentException("Stop $stopId not in store") } fun getStopCode(stopId: AgencyAndId): String { val file = File(filesDir, "gtfs_files/stops.txt") val mapReader = CsvMapReader(FileReader(file), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var row: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ row = mapReader.read(header, processors); row }() != null) { if ((row!!["stop_id"] as String) == stopId.id) { mapReader.close() return row!!["stop_code"] as String } } mapReader.close() throw IllegalArgumentException("Stop $stopId not in store") } fun getLineNumber(lineId: AgencyAndId): String { val file = File(filesDir, "gtfs_files/routes.txt") val mapReader = CsvMapReader(FileReader(file), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var row: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ row = mapReader.read(header, processors); row }() != null) { if ((row!!["route_id"] as String) == lineId.id) { mapReader.close() return row!!["route_short_name"] as String } } mapReader.close() throw IllegalArgumentException("Route $lineId not in store") } fun getStopDepartures(stopId: AgencyAndId): Map<AgencyAndId, List<Departure>> { val plates = HashSet<Plate>() val toGet = HashSet<Plate>() val trips = getTripsForStop(stopId) trips.values.map { Plate(Plate.ID(it.routeId, stopId, it.headsign), null) }.forEach { toGet.add(it) } getStopDeparturesByPlates(toGet, trips).forEach { plates.add(it) } return Plate.join(plates) } fun getStopDepartures(plates: Set<Plate>): Map<AgencyAndId, ArrayList<Departure>> { val trips = HashMap<String, Trip>() //todo get trips return Plate.join(getStopDeparturesByPlates(plates, trips)) } private fun getStopDeparturesByPlates(plates: Set<Plate>, trips: Map<String, Trip>): Set<Plate> { if (plates.isEmpty()) return emptySet() return plates.map { getStopDeparturesByPlate(it, trips) }.toSet() } private fun getStopDeparturesByPlate(plate: Plate, trips: Map<String, Trip>): Plate { //fixme takes too long println("getStopDeparturesByPlate: ${JCalendar.getInstance().timeInMillis}") val resultPlate = Plate(Plate.ID(plate.id), HashMap()) val stopTimes = HashMap<String, Map<String, Any>>() val stopTimesFile = File(filesDir, "gtfs_files/stop_times_${plate.id.stop.id}.txt") val mapReader = CsvMapReader(FileReader(stopTimesFile), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var stopTimesRow: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ stopTimesRow = mapReader.read(header, processors); stopTimesRow }() != null) { val tripId = stopTimesRow!!["trip_id"] as String stopTimes[tripId] = stopTimesRow!! } mapReader.close() trips.forEach { if (it.value.routeId == plate.id.line && it.value.headsign == plate.id.headsign) { val cal = JCalendar.getInstance() val (h, m, s) = (stopTimes[it.key]!!["departure_time"] as String).split(":") cal.set(JCalendar.HOUR_OF_DAY, h.toInt()) cal.set(JCalendar.MINUTE, m.toInt()) cal.set(JCalendar.SECOND, s.toInt()) val time = cal.secondsAfterMidnight() val serviceId = it.value.serviceId val mode = calendarToMode(serviceId) val lowFloor = it.value.wheelchairAccessible val mod = explainModification(it.value, Integer.parseInt(stopTimes[it.key]!!["stop_sequence"] as String)) val dep = Departure(plate.id.line, mode, time, lowFloor, mod, plate.id.headsign) if (resultPlate.departures!![serviceId] == null) resultPlate.departures[serviceId] = HashSet() resultPlate.departures[serviceId]!!.add(dep) } } println("</>: ${JCalendar.getInstance().timeInMillis}") return resultPlate } fun calendarToMode(serviceId: AgencyAndId): List<Int> { val file = File(filesDir, "gtfs_files/calendar.txt") val mapReader = CsvMapReader(FileReader(file), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var row: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ row = mapReader.read(header, processors); row }() != null) { if ((row!!["service_id"] as String) == serviceId.id) { mapReader.close() val calendar = Calendar(row!!["monday"] as String == "1", row!!["tuesday"] as String == "1", row!!["wednesday"] as String == "1", row!!["thursday"] as String == "1", row!!["friday"] as String == "1", row!!["saturday"] as String == "1", row!!["sunday"] as String == "1") val days = ArrayList<Int>() if (calendar.monday) days.add(0) if (calendar.tuesday) days.add(1) if (calendar.wednesday) days.add(2) if (calendar.thursday) days.add(3) if (calendar.friday) days.add(4) if (calendar.saturday) days.add(5) if (calendar.sunday) days.add(6) return days } } mapReader.close() throw IllegalArgumentException("Service $serviceId not in store") } private fun explainModification(trip: Trip, stopSequence: Int): List<String> { //todo "kurs obsługiwany taborem niskopodłogowym" -> ignore val route = getRouteForTrip(trip) val definitions = route.modifications val explanations = ArrayList<String>() trip.id.modification.forEach { if (it.stopRange != null) { if (stopSequence in it.stopRange) explanations.add(definitions[it.id.id]!!) } else { explanations.add(definitions[it.id.id]!!) } } return explanations } private fun getRouteForTrip(trip: Trip): Route { val routeId = tripsCache[trip.id.rawId]!![0] val tripsFile = File(filesDir, "gtfs_files/routes.txt") val mapReader = CsvMapReader(FileReader(tripsFile), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var routeRow: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ routeRow = mapReader.read(header, processors); routeRow }() != null) { if ((routeRow!!["route_id"] as String) == routeId) { mapReader.close() val id = routeRow!!["route_id"] as String val agency = routeRow!!["agency_id"] as String val shortName = routeRow!!["route_short_name"] as String val longName = routeRow!!["route_long_name"] as String val desc = routeRow!!["route_desc"] as String val type = Integer.parseInt(routeRow!!["route_type"] as String) val colour = Integer.parseInt(routeRow!!["route_color"] as String, 16) val textColour = Integer.parseInt(routeRow!!["route_text_color"] as String, 16) val (to, from) = desc.split("|") val toSplit = to.split("^") val fromSplit = from.split("^") val description = "${toSplit[0]}|${fromSplit[0]}" val modifications = HashMap<String, String>() toSplit.slice(1 until toSplit.size).forEach { val (k, v) = it.split(" - ") modifications[k] = v } return Route(AgencyAndId(id), AgencyAndId(agency), shortName, longName, description, type, colour, textColour, modifications) } } mapReader.close() throw IllegalArgumentException("Trip ${trip.id.rawId} not in store") } // fun getLinesForStop(stopId: AgencyAndId): Set<AgencyAndId> { // val lines = HashSet<AgencyAndId>() // store.allStopTimes.filter { it.stop.id == stopId }.forEach { lines.add(it.trip.route.id) } // return lines // } fun getTripsForStop(stopId: AgencyAndId): HashMap<String, Trip> { val tripIds = HashSet<String>() val stopTimesFile = File(filesDir, "gtfs_files/stop_times_${stopId.id}.txt") val mapReader = CsvMapReader(FileReader(stopTimesFile), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var stopTimesRow: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ stopTimesRow = mapReader.read(header, processors); stopTimesRow }() != null) { val tripId = stopTimesRow!!["trip_id"] as String tripIds.add(tripId) } mapReader.close() val filteredTrips = HashMap<String, Trip>() tripIds.forEach { filteredTrips[it] = Trip(AgencyAndId(tripsCache[it]!![0]), AgencyAndId(tripsCache[it]!![1]), createTripId(tripsCache[it]!![2]), tripsCache[it]!![3], Integer.parseInt(tripsCache[it]!![4]), AgencyAndId(tripsCache[it]!![5]), tripsCache[it]!![6] == "1") } return filteredTrips } private fun createTripId(rawId: String): Trip.ID { if (rawId.contains('^')) { var modification = rawId.split("^")[1] val isMain = modification[modification.length - 1] == '+' if (isMain) modification = modification.subSequence(0, modification.length - 1) as String val modifications = HashSet<Trip.ID.Modification>() if (modification != "") { modification.split(",").forEach { try { val (id, start, end) = it.split(":") modifications.add(Trip.ID.Modification(AgencyAndId(id), IntRange(start.toInt(), end.toInt()))) } catch (e: Exception) { modifications.add(Trip.ID.Modification(AgencyAndId(it), null)) } } } return Trip.ID(rawId, AgencyAndId(rawId.split("^")[0]), modifications, isMain) } else return Trip.ID(rawId, AgencyAndId(rawId), HashSet(), false) } fun isEmpty(): Boolean { try { val file = File(filesDir, "gtfs_files/feed_info.txt").readText() if (file == "") return true return false } catch (e: Exception) { return true } } fun getValidSince(): String { val file = File(filesDir, "gtfs_files/feed_info.txt") val mapReader = CsvMapReader(FileReader(file), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) val processors = Array<CellProcessor?>(header.size, { null }) val row = mapReader.read(header, processors) mapReader.close() return row["feed_start_date"] as String } fun getValidTill(): String { val file = File(filesDir, "gtfs_files/feed_info.txt") val mapReader = CsvMapReader(FileReader(file), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) val processors = Array<CellProcessor?>(header.size, { null }) val row = mapReader.read(header, processors) mapReader.close() return row["feed_end_date"] as String } fun getServiceForToday(): AgencyAndId { val today = JCalendar.getInstance().get(JCalendar.DAY_OF_WEEK) return getServiceFor(today) } fun getServiceForTomorrow(): AgencyAndId { val tomorrow = JCalendar.getInstance() tomorrow.add(JCalendar.DAY_OF_MONTH, 1) val tomorrowDoW = tomorrow.get(JCalendar.DAY_OF_WEEK) return getServiceFor(tomorrowDoW) } private fun getServiceFor(day: Int): AgencyAndId { val dow = arrayOf("sunday", "monday", "tuesday", "wednesday", "thursday", "friday", "saturday") return getServiceFor(dow[day - 1]) } fun getServiceFor(day: String): AgencyAndId { val file = File(filesDir, "gtfs_files/calendar.txt") val mapReader = CsvMapReader(FileReader(file), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var row: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ row = mapReader.read(header, processors); row }() != null) { if ((row!![day] as String) == "1") { mapReader.close() return AgencyAndId(row!!["service_id"] as String) } } mapReader.close() throw IllegalArgumentException("Day $day not in calendar") } fun getLineForNumber(number: String): AgencyAndId { val file = File(filesDir, "gtfs_files/routes.txt") val mapReader = CsvMapReader(FileReader(file), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var row: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ row = mapReader.read(header, processors); row }() != null) { if ((row!!["route_short_name"] as String) == number) { mapReader.close() return AgencyAndId(row!!["route_id"] as String) } } mapReader.close() throw IllegalArgumentException("Route $number not in store") } fun getPlatesForStop(stop: AgencyAndId): Set<Plate.ID> { val tripIds = HashSet<String>() val stopTimesFile = File(filesDir, "gtfs_files/stop_times_${stop.id}.txt") val mapReader = CsvMapReader(FileReader(stopTimesFile), CsvPreference.STANDARD_PREFERENCE) val header = mapReader.getHeader(true) var stopTimesRow: Map<String, Any>? = null val processors = Array<CellProcessor?>(header.size, { null }) while ({ stopTimesRow = mapReader.read(header, processors); stopTimesRow }() != null) { val tripId = stopTimesRow!!["trip_id"] as String tripIds.add(tripId) } mapReader.close() val filteredPlates = HashSet<Plate.ID>() tripIds.forEach { filteredPlates.add(Plate.ID(AgencyAndId(tripsCache[it]!![0]), stop, tripsCache[it]!![3])) } return filteredPlates } } |