package mx.trackermap.TrackerMap.android.map

import android.graphics.Bitmap
import android.graphics.BitmapFactory
import android.os.Bundle
import android.util.Log
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import com.mousebird.maply.ComponentObject
import com.mousebird.maply.GlobeController
import com.mousebird.maply.GlobeMapFragment
import com.mousebird.maply.MapController
import com.mousebird.maply.MarkerInfo
import com.mousebird.maply.Point2d
import com.mousebird.maply.QuadImageLoader
import com.mousebird.maply.RemoteTileInfoNew
import com.mousebird.maply.RenderController
import com.mousebird.maply.RenderControllerInterface
import com.mousebird.maply.SamplingParams
import com.mousebird.maply.ScreenMarker
import com.mousebird.maply.SelectedObject
import com.mousebird.maply.SphericalMercatorCoordSystem
import java.io.File
import kotlinx.coroutines.DelicateCoroutinesApi
import mx.trackermap.TrackerMap.android.R
import mx.trackermap.TrackerMap.utils.MarkerType

typealias MarkerCallback = (Int?) -> Unit

@DelicateCoroutinesApi
class MapFragment : GlobeMapFragment() {

    data class Marker(
        val id: Int,
        val latitude: Double,
        val longitude: Double,
        val type: MarkerType = MarkerType.DEFAULT
    )

    var markerCallback: MarkerCallback? = null

    private val markers = mutableListOf<Pair<ScreenMarker, ComponentObject>>()

    override fun chooseDisplayType(): MapDisplayType {
        return MapDisplayType.Map
    }

    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View {
        super.onCreateView(inflater, container, savedInstanceState)
        return baseControl.contentView!!
    }

    override fun controlHasStarted() {
        val cacheDirName = "stamen_watercolor6"
        val cacheDir = File(activity!!.cacheDir, cacheDirName)
        cacheDir.mkdir()

        val tileInfo = RemoteTileInfoNew(
            "https://mt0.google.com/vt/lyrs=m&hl=en&x={x}&y={y}&z={z}&s=Ga",
            0,
            21
        )
        tileInfo.cacheDir = cacheDir

        val params = SamplingParams()
        params.coordSystem = SphericalMercatorCoordSystem()
        params.coverPoles = true
        params.edgeMatching = true
        params.minZoom = tileInfo.minZoom
        params.maxZoom = tileInfo.maxZoom
        params.singleLevel = true

        val loader = QuadImageLoader(params, tileInfo, baseControl)
        loader.setImageFormat(RenderController.ImageFormat.MaplyImageUShort565)

        val latitude = 23.191 * Math.PI / 180
        val longitude = -100.36 * Math.PI / 180
        val zoom = 0.4
        mapControl.setPositionGeo(longitude, latitude, zoom)
    }

    override fun userDidSelect(
        mapControl: MapController?,
        selObjs: Array<out SelectedObject>?,
        loc: Point2d?,
        screenLoc: Point2d?
    ) {
        super.userDidSelect(mapControl, selObjs, loc, screenLoc)

        selObjs?.forEach { selectedObject ->
            if (selectedObject.selObj is ScreenMarker) {
                val screenMarker = selectedObject.selObj as ScreenMarker
                val markerId = screenMarker.userObject as Int
                Log.d("MapFragment", "Selected marker with id: $markerId")

                markerCallback?.let { it(markerId) }
            }
        }
    }

    override fun userDidTap(mapControl: MapController?, loc: Point2d?, screenLoc: Point2d?) {
        super.userDidTap(mapControl, loc, screenLoc)

        markerCallback?.let { it(null) }
    }

    fun clear() {
        mapControl.removeObjects(
            markers.map { it.second },
            RenderControllerInterface.ThreadMode.ThreadAny
        )
    }

    fun display(markers: Array<Marker>) {
        Log.d("MapFragment", "Displaying markers")

        clear()

        val screenMarkers = markers.map { marker ->
            val screenMarker = ScreenMarker()
            val markerSize = Point2d(144.0, 144.0)

            screenMarker.loc = Point2d.FromDegrees(marker.longitude, marker.latitude)
            screenMarker.image = getIcon(marker.type)
            screenMarker.size = markerSize
            screenMarker.userObject = marker.id
            screenMarker.selectable = true

            screenMarker
        }
        mapControl.addScreenMarkers(
            screenMarkers,
            MarkerInfo(),
            RenderControllerInterface.ThreadMode.ThreadAny
        )
    }

    fun focusOn(latitude: Double, longitude: Double) {
        val lat = latitude * Math.PI / 180
        val lon = longitude * Math.PI / 180
        val zoom = 0.000008
        mapControl.setPositionGeo(lon, lat, zoom)
    }

    private fun getIcon(markerType: MarkerType): Bitmap {
        return BitmapFactory.decodeResource(
            activity!!.resources,
            when (markerType) {
                MarkerType.ANIMAL -> R.drawable.map_animal
                MarkerType.BICYCLE -> R.drawable.map_bicycle
                MarkerType.BOAT -> R.drawable.map_boat
                MarkerType.BUS -> R.drawable.map_bus
                MarkerType.CAR -> R.drawable.map_car
                MarkerType.CRANE -> R.drawable.map_crane
                MarkerType.DEFAULT -> R.drawable.map_default
                MarkerType.HELICOPTER -> R.drawable.map_helicopter
                MarkerType.MOTORCYCLE -> R.drawable.map_motorcycle
                MarkerType.OFFROAD -> R.drawable.map_offroad
                MarkerType.PERSON -> R.drawable.map_person
                MarkerType.PICKUP -> R.drawable.map_pickup
                MarkerType.PLANE -> R.drawable.map_plane
                MarkerType.SCOOTER -> R.drawable.map_scooter
                MarkerType.SHIP -> R.drawable.map_ship
                MarkerType.TRACTOR -> R.drawable.map_tractor
                MarkerType.TRAIN -> R.drawable.map_train
                MarkerType.TRAM -> R.drawable.map_tram
                MarkerType.TROLLEYBUS -> R.drawable.map_trolleybus
                MarkerType.TRUCK -> R.drawable.map_truck
                MarkerType.VAN -> R.drawable.map_van
            }
        )
    }
}