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package com.mapbox.mapboxsdk.testapp.activity.location
import android.annotation.SuppressLint
import android.os.Bundle
import android.support.v4.app.Fragment
import android.support.v7.app.AppCompatActivity
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.TextView
import android.widget.Toast
import com.mapbox.android.core.location.LocationEngineCallback
import com.mapbox.android.core.location.LocationEngineResult
import com.mapbox.android.core.permissions.PermissionsListener
import com.mapbox.android.core.permissions.PermissionsManager
import com.mapbox.mapboxsdk.camera.CameraUpdateFactory
import com.mapbox.mapboxsdk.geometry.LatLng
import com.mapbox.mapboxsdk.location.LocationComponentActivationOptions
import com.mapbox.mapboxsdk.maps.MapView
import com.mapbox.mapboxsdk.maps.MapboxMap
import com.mapbox.mapboxsdk.maps.Style
import com.mapbox.mapboxsdk.testapp.R
import kotlinx.android.synthetic.main.activity_location_layer_fragment.*
class LocationFragmentActivity : AppCompatActivity() {
private lateinit var permissionsManager: PermissionsManager
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_location_layer_fragment)
fab.setOnClickListener {
val fragment = supportFragmentManager.findFragmentByTag(EmptyFragment.TAG)
if (fragment == null) {
supportFragmentManager
.beginTransaction()
.replace(R.id.container, EmptyFragment.newInstance(), EmptyFragment.TAG)
.addToBackStack("transaction2")
.commit()
} else {
this.onBackPressed()
}
}
supportActionBar?.setDisplayHomeAsUpEnabled(true)
if (PermissionsManager.areLocationPermissionsGranted(this)) {
if (savedInstanceState == null) {
supportFragmentManager
.beginTransaction()
.replace(R.id.container, LocationFragment.newInstance(), LocationFragment.TAG)
.commit()
}
} else {
permissionsManager = PermissionsManager(object : PermissionsListener {
override fun onExplanationNeeded(permissionsToExplain: MutableList<String>?) {
Toast.makeText(this@LocationFragmentActivity, "You need to accept location permissions.",
Toast.LENGTH_SHORT).show()
}
override fun onPermissionResult(granted: Boolean) {
if (granted) {
if (savedInstanceState == null) {
supportFragmentManager
.beginTransaction()
.replace(R.id.container, LocationFragment.newInstance(), LocationFragment.TAG)
.commit()
}
} else {
finish()
}
}
})
permissionsManager.requestLocationPermissions(this)
}
}
override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<out String>, grantResults: IntArray) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults)
permissionsManager.onRequestPermissionsResult(requestCode, permissions, grantResults)
}
class LocationFragment : Fragment(), LocationEngineCallback<LocationEngineResult> {
companion object {
const val TAG = "LFragment"
fun newInstance(): LocationFragment {
return LocationFragment()
}
}
private lateinit var mapView: MapView
private lateinit var mapboxMap: MapboxMap
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
mapView = MapView(inflater.context)
return mapView
}
@SuppressLint("MissingPermission")
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
mapView.onCreate(savedInstanceState)
mapView.getMapAsync {
mapboxMap = it
it.setStyle(Style.MAPBOX_STREETS) { style ->
val component = mapboxMap.locationComponent
component.activateLocationComponent(LocationComponentActivationOptions
.builder(activity!!, style)
.useDefaultLocationEngine(true)
.build())
component.isLocationComponentEnabled = true
component.locationEngine?.getLastLocation(this)
}
}
}
override fun onSuccess(result: LocationEngineResult?) {
if (!mapView.isDestroyed) mapboxMap.animateCamera(CameraUpdateFactory.newLatLngZoom(LatLng(result?.lastLocation), 12.0))
}
override fun onFailure(exception: Exception) {
// noop
}
override fun onStart() {
super.onStart()
mapView.onStart()
}
override fun onResume() {
super.onResume()
mapView.onResume()
}
override fun onPause() {
super.onPause()
mapView.onPause()
}
override fun onSaveInstanceState(outState: Bundle) {
super.onSaveInstanceState(outState)
mapView.onSaveInstanceState(outState)
}
override fun onStop() {
super.onStop()
mapView.onStop()
}
override fun onLowMemory() {
super.onLowMemory()
mapView.onLowMemory()
}
override fun onDestroyView() {
super.onDestroyView()
mapView.onDestroy()
}
}
class EmptyFragment : Fragment() {
companion object {
const val TAG = "EmptyFragment"
fun newInstance(): EmptyFragment {
return EmptyFragment()
}
}
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
val textView = TextView(inflater.context)
textView.text = "This is an empty Fragment"
return textView
}
}
}
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