Interactiveinfowindow using InteractiveInfoWindowAndroid with fragment and multiple formview .Marker coordinates will be fetch from server

interactiveinfowindow with fragment and multiple formview

package com.reactivelogix.nefsy.nearby


import android.location.Location
import android.os.Bundle
import android.support.v4.app.Fragment
import android.util.Log
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import com.appolica.interactiveinfowindow.InfoWindow
import com.appolica.interactiveinfowindow.InfoWindow.MarkerSpecification
import com.appolica.interactiveinfowindow.InfoWindowManager
import com.appolica.interactiveinfowindow.fragment.MapInfoWindowFragment
import com.google.android.gms.location.LocationCallback
import com.google.android.gms.location.LocationRequest
import com.google.android.gms.location.LocationResult
import com.google.android.gms.location.LocationServices
import com.google.android.gms.maps.CameraUpdateFactory
import com.google.android.gms.maps.GoogleMap
import com.google.android.gms.maps.GoogleMap.OnCameraMoveStartedListener.REASON_API_ANIMATION
import com.google.android.gms.maps.GoogleMap.OnMarkerClickListener
import com.google.android.gms.maps.OnMapReadyCallback
import com.google.android.gms.maps.model.LatLng
import com.google.android.gms.maps.model.Marker
import com.google.android.gms.maps.model.MarkerOptions
import com.google.gson.Gson
import com.google.gson.JsonObject
import com.google.maps.android.SphericalUtil
import com.reactivelogix.nefsy.R
import com.reactivelogix.nefsy.models.StoreNearBy
import com.reactivelogix.nefsy.utilities.NetworkUtils
import com.reactivelogix.nefsy.utilities.ServiceError
import com.reactivelogix.nefsy.utilities.ServiceListener
import com.reactivelogix.nefsy.utilities.Utils
import com.reactivelogix.nefsy.webservices.ServiceHandler
import retrofit2.Call
import retrofit2.Callback
import retrofit2.Response


class NearByMapViewFragment : Fragment(),
        OnMarkerClickListener,
        GoogleMap.OnCameraMoveStartedListener {

    var mMap: GoogleMap? = null
    val TAG = "MapViewFragment"
    var onceaniamte = true
    private var infoWindowManager: InfoWindowManager? = null
    private var mapInfoWindowFragment: MapInfoWindowFragment? = null
    private var infoMap = HashMap<String, InfoWindow>()
    private var lastLatLng: LatLng? = null

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)

    
    }


    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?,
                              savedInstanceState: Bundle?): View? {
        val view = inflater.inflate(R.layout.fragment_near_by_map_view, container, false)

        mapInfoWindowFragment = childFragmentManager.findFragmentById(R.id.infoWindowMap) as MapInfoWindowFragment

        infoWindowManager = mapInfoWindowFragment!!.infoWindowManager()
        onMapReady()
        return view
    }

    fun onMapReady() {
        mapInfoWindowFragment!!.getMapAsync(object : OnMapReadyCallback {
            override fun onMapReady(p0: GoogleMap?) {
                mMap = p0
                mMap!!.getUiSettings().setMapToolbarEnabled(false)
                mMap!!.getUiSettings().setZoomControlsEnabled(false);
                mMap!!.setMinZoomPreference(11f)
//                  getStores("55.3847480379045 25.172754325291166")
            }
        })
    }


    fun getStores(latlng:LatLng) {
        //hit the api and get the reponse
        //StoreNearBy
        showLocationsOnMap(serverResponse) 
        mMap!!.setOnCameraMoveStartedListener(this)
    }

    private fun showLocationsOnMap(serverResponse: List<StoreNearBy>) {

        val mLocations: ArrayList<StoreNearBy> = ArrayList()
        mLocations.addAll(serverResponse)
        if (onceaniamte) {
            mMap!!.animateCamera(
                    CameraUpdateFactory.newLatLngZoom(
                            LatLng(serverResponse[0].branchLat,
                                    serverResponse[0].branchLong),
                            12.0f))
            onceaniamte = false
        }
        onceaniamte = false
        var latitude: Float
        var longitude: Float

        for (location in mLocations) {
            latitude = location.branchLat.toFloat()
            longitude = location.branchLong.toFloat()
            val latlang = LatLng(latitude.toDouble(), longitude.toDouble())

            val marker2: Marker = mMap!!.addMarker(MarkerOptions().position(latlang).snippet(location.rowId.toString()))
            val offsetX = resources.getDimension(R.dimen.marker_offset_x).toInt()
            val offsetY = resources.getDimension(R.dimen.marker_offset_y).toInt()

            val markerSpec = MarkerSpecification(offsetX, offsetY)
            //setting up formfragement
            val obj = Gson().toJson(location)
            val latLongStr = "$latitude $longitude"
            val formWindow = InfoWindow(
                    marker2,
                    markerSpec,
                    FormFragment.newInstance(obj, latLongStr))

            infoMap.put(location.rowId!!.toString(), formWindow)
            mMap!!.setOnMarkerClickListener(this@NearByMapViewFragment)

        }

    }

    override fun onMarkerClick(p0: Marker?): Boolean {

        val infoWindow: InfoWindow? = infoMap.get(p0!!.snippet)
        if (infoWindow != null) {
            infoWindowManager!!.toggle(infoWindow, true)
        }
        return false

    }

   

   

    override fun onCameraMoveStarted(p0: Int) {
        Log.e(TAG, "OnCameraMoveStartedListener $p0")
        if (p0 != REASON_API_ANIMATION) {
            val lat = mMap!!.getCameraPosition().target.latitude
            val long = mMap!!.getCameraPosition().target.longitude
            val newLatLng = LatLng(lat, long)
            val distance = SphericalUtil.computeDistanceBetween(lastLatLng, newLatLng)
            Log.e(TAG, "Distance $distance")
            if (distance > 2000) {  //refresh when the pointer has distance of 2km
                mMap!!.clear()
                val point = "$long $lat"
                if (!onceaniamte)
                    getStores(newLatLng)
                lastLatLng= newLatLng
            }
        }

    }


}