nxsyed

class MainActivity : AppCompatActivity(), CardStackListener {
    private val cardStackView by lazy { findViewById<CardStackView>(R.id.card_stack_view) }
    private val manager by lazy { CardStackLayoutManager(this, this) }
    private val adapter by lazy { CardStackAdapter(createSpots("Welcome to Dating Swipe!", "0")) }
    private val MY_PERMISSIONS_REQUESTACCESS_COARSE_LOCATION = 1
    private lateinit var fusedLocationClient: FusedLocationProviderClient
    private val pnConfiguration = PNConfiguration()
    init {
        pnConfiguration.publishKey = "YOUR-PUB-KEY"
        pnConfiguration.subscribeKey = "YOUR-SUB-KEY"

nxsyed

class MainActivity : AppCompatActivity(), CardStackListener {
    private val cardStackView by lazy { findViewById<CardStackView>(R.id.card_stack_view) }
    private val manager by lazy { CardStackLayoutManager(this, this) }
    private val adapter by lazy { CardStackAdapter(createSpots("Welcome to Dating Swipe!", "0")) }
    private val MY_PERMISSIONS_REQUESTACCESS_COARSE_LOCATION = 1
    private lateinit var fusedLocationClient: FusedLocationProviderClient
    private val pnConfiguration = PNConfiguration()
    init {
        pnConfiguration.publishKey = "YOUR-PUB-KEY"
        pnConfiguration.subscribeKey = "YOUR-SUB-KEY"

nxsyed

class CardStackAdapter(
        private var spots: List<Spot> = emptyList()
) : RecyclerView.Adapter<CardStackAdapter.ViewHolder>() {

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
        val inflater = LayoutInflater.from(parent.context)
        return ViewHolder(inflater.inflate(R.layout.item_spot, parent, false))
    }

    override fun onBindViewHolder(holder: ViewHolder, position: Int) {

nxsyed

class SpotDiffCallback(
        private val old: List<Spot>,
        private val new: List<Spot>
) : DiffUtil.Callback() {

    override fun getOldListSize(): Int {
        return old.size
    }

    override fun getNewListSize(): Int {

nxsyed

data class Spot(
        val id: Long = counter++,
        var name: String,
        val distance: String,
        val url: String
) {
    companion object {
        private var counter = 0L
    }
}

nxsyed

<?xml version="1.0" encoding="utf-8"?>

<!-- https://qiita.com/ntsk/items/dac92596742e18470a55 -->
<android.support.v7.widget.CardView
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="?attr/selectableItemBackground"
    android:foreground="?attr/selectableItemBackground"

nxsyed

<android.support.v4.widget.DrawerLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/drawer_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <LinearLayout
        android:orientation="vertical"
        android:layout_width="match_parent"

nxsyed

dependencies {
    implementation group: 'com.pubnub', name: 'pubnub-gson', version: '4.20.0'

    implementation fileTree(dir: 'libs', include: ['*.jar'])
    implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
    testImplementation 'junit:junit:4.12'
    androidTestImplementation 'com.android.support.test:runner:1.0.2'
    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'

nxsyed

export default (request) => { 
  const kvstore = require('kvstore'); 
  const xhr = require('xhr'); 
  const pubnub = require('pubnub'); 
  const message = JSON.parse(request.message); 
  console.log(message); 
  kvstore.getItem(message[1]).then((value) => { 
    var location = JSON.parse(value); 
    var distanceDelta = distance(message[2], message[3], location.lat, location.long, "K"); 
    pubnub.publish({ 

nxsyed

export default (request) => { 
  const kvstore = require('kvstore'); 
  const xhr = require('xhr'); 
  const pubnub = require('pubnub'); 
  const {location, id} = JSON.parse(request.message); 
  var people = []; 

  kvstore.set(id, {lat: location.lat, long: location.long}); 
  kvstore.getKeys().then((keys) => { 
    for(var i=0; i<keys.length;i++){