Bimba.git

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package ml.adamsprogs.bimba.api

import android.util.Log
import xyz.apiote.fruchtfleisch.Reader
import java.io.InputStream

data class Stop(
	val name: String,
	val code: String,
	val zone: String,
	val position: String,
	val changeOptions: List<ChangeOption>
) {
	override fun toString(): String {
		var result = "$name ($code) [$zone] $position\n"
		for (chOpt in changeOptions)
			result += "${chOpt.line} → ${chOpt.headsign}\n"
		return result
	}

	companion object {
		fun unmarshall(stream: InputStream): Stop {
			val reader = Reader(stream)
			val code = reader.readString()
			val zone = reader.readString()
			val position = reader.readString()
			val chOptionsNum = reader.readUInt()
			val changeOptions = mutableListOf<ChangeOption>()
			for (i in 0UL until chOptionsNum) {
				changeOptions.add(ChangeOption.unmarshall(stream))
			}
			val name = reader.readString()
			return Stop(
				name = name,
				code = code,
				zone = zone,
				position = position,
				changeOptions = changeOptions
			)
		}
	}
}

data class Line(
	val name: String,
	val textColour: UInt,
	val colour: UInt,
	val type: LineType,
	val headsignsThere: List<String>,
	val headsignsBack: List<String>,
	val graphThere: LineGraph,
	val graphBack: LineGraph
) {
	override fun toString(): String {
		return "$name ($type) [$textColour/$colour]\n→ [${headsignsThere.joinToString()}]\n→ [${headsignsBack.joinToString()}]\n"
	}

	companion object {
		fun unmarshall(stream: InputStream): Line {
			val reader = Reader(stream)
			val textColour = reader.readUInt().toUInt()
			val colour = reader.readUInt().toUInt()
			val type = reader.readUInt()
			val headsignsThereNum = reader.readUInt()
			val headsignsThere = mutableListOf<String>()
			for (i in 0UL until headsignsThereNum) {
				headsignsThere.add(reader.readString())
			}
			val headsignsBackNum = reader.readUInt()
			val headsignsBack = mutableListOf<String>()
			for (i in 0UL until headsignsBackNum) {
				headsignsBack.add(reader.readString())
			}
			val graphThere = LineGraph.unmarshall(stream)
			val graphBack = LineGraph.unmarshall(stream)
			val name = reader.readString()
			return Line(
				name = name, textColour = textColour,
				colour = colour, type = LineType(type.toUInt()), headsignsThere = headsignsThere,
				headsignsBack = headsignsBack, graphThere = graphThere, graphBack = graphBack
			)
		}
	}
}

enum class LineType {
	TRAM, BUS, UNKNOWN
}

fun LineType(type: UInt): LineType {
	Log.d("LineType", "$type")
	return when (type) {
		0U -> LineType.valueOf("TRAM")
		3U -> LineType.valueOf("BUS")
		else -> LineType.valueOf("UNKNOWN")
	}
}

data class ChangeOption(val line: String, val headsign: String) {
	companion object {
		fun unmarshall(stream: InputStream): ChangeOption {
			val reader = Reader(stream)
			return ChangeOption(line = reader.readString(), headsign = reader.readString())
		}
	}
}

data class LineGraph(
	val stops: List<StopStub>,
	val nextNodes: Map<Long, List<Long>>,
	val prevNodes: Map<Long, List<Long>>
) {
	companion object {
		fun unmarshall(stream: InputStream): LineGraph {
			val reader = Reader(stream)
			val stopsNum = reader.readUInt()
			val stops = mutableListOf<StopStub>()
			for (i in 0UL until stopsNum) {
				stops.add(StopStub.unmarshall(stream))
			}
			val nextNodesNum = reader.readUInt()
			val nextNodes = mutableMapOf<Long, List<Long>>()
			for (i in 0UL until nextNodesNum) {
				val from = reader.readInt()
				val toNum = reader.readUInt()
				val to = mutableListOf<Long>()
				for (j in 0UL until toNum) {
					to.add(reader.readInt())
				}
				nextNodes[from] = to
			}
			val prevNodesNum = reader.readUInt()
			val prevNodes = mutableMapOf<Long, List<Long>>()
			for (i in 0UL until prevNodesNum) {
				val from = reader.readInt()
				val toNum = reader.readUInt()
				val to = mutableListOf<Long>()
				for (j in 0UL until toNum) {
					to.add(reader.readInt())
				}
				prevNodes[from] = to
			}

			return LineGraph(stops = stops, nextNodes = nextNodes, prevNodes = prevNodes)
		}
	}
}

data class StopStub(val name: String, val code: String, val zone: String, val onDemand: Boolean) {
	companion object {
		fun unmarshall(stream: InputStream): StopStub {
			val reader = Reader(stream)
			return StopStub(
				code = reader.readString(),
				name = reader.readString(),
				zone = reader.readString(),
				onDemand = reader.readBoolean()
			)
		}
	}
}