Update Koin to release 2.2.2

Signed-off-by: Rafael Chagas <chagas@gmail.com>

Author: rtchagas

build.gradle

@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.3.72'
+    ext.kotlin_version = '1.4.21'
 
     repositories {
         google()

library/build.gradle

@@ -14,6 +14,7 @@ android {
 
     kotlinOptions {
         jvmTarget = "1.8"
+        freeCompilerArgs += "-Xopt-in=kotlin.RequiresOptIn"
     }
 
     defaultConfig {
@@ -50,7 +51,7 @@ dependencies {
     // Support library
     implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
-    implementation 'com.google.android.material:material:1.3.0-alpha03'
+    implementation 'com.google.android.material:material:1.3.0-beta01'
 
     // Android architecture components
     implementation 'androidx.lifecycle:lifecycle-extensions:2.2.0'
@@ -63,8 +64,8 @@ dependencies {
     implementation 'com.google.android.libraries.places:places:2.4.0'
 
     // Koin for Android
-    implementation 'org.koin:koin-android:2.1.5'
-    implementation 'org.koin:koin-android-viewmodel:2.1.5'
+    implementation 'org.koin:koin-android:2.2.2'
+    implementation 'org.koin:koin-android-viewmodel:2.2.2'
 
     // Rx
     implementation 'io.reactivex.rxjava2:rxjava:2.2.10'

library/src/main/java/com/rtchagas/pingplacepicker/PingPlacePicker.kt

@@ -1,20 +1,14 @@
 package com.rtchagas.pingplacepicker
 
 import android.app.Activity
-import android.app.Application
 import android.content.Intent
 import com.google.android.gms.common.ConnectionResult
 import com.google.android.gms.common.GoogleApiAvailability
 import com.google.android.gms.common.GooglePlayServicesNotAvailableException
 import com.google.android.gms.maps.model.LatLng
 import com.google.android.libraries.places.api.model.Place
 import com.rtchagas.pingplacepicker.inject.PingKoinContext
-import com.rtchagas.pingplacepicker.inject.repositoryModule
-import com.rtchagas.pingplacepicker.inject.viewModelModule
 import com.rtchagas.pingplacepicker.ui.PlacePickerActivity
-import org.koin.android.ext.koin.androidContext
-import org.koin.android.ext.koin.androidLogger
-import org.koin.dsl.koinApplication
 
 class PingPlacePicker private constructor() {
 
@@ -64,17 +58,20 @@ class PingPlacePicker private constructor() {
          * Set whether the library should return the place coordinate retrieved from GooglePlace or the actual selected location from google map
          */
         fun setShouldReturnActualLatLng(shouldReturnActualLatLng: Boolean): IntentBuilder {
-            intent.putExtra(PlacePickerActivity.EXTRA_RETURN_ACTUAL_LATLNG, shouldReturnActualLatLng)
+            intent.putExtra(
+                PlacePickerActivity.EXTRA_RETURN_ACTUAL_LATLNG,
+                shouldReturnActualLatLng
+            )
             return this
         }
 
         @Throws(GooglePlayServicesNotAvailableException::class)
         fun build(activity: Activity): Intent {
 
-            initKoin(activity.application)
+            PingKoinContext.init(activity.application)
 
             val result: Int =
-                    GoogleApiAvailability.getInstance().isGooglePlayServicesAvailable(activity)
+                GoogleApiAvailability.getInstance().isGooglePlayServicesAvailable(activity)
 
             if (ConnectionResult.SUCCESS != result) {
                 throw GooglePlayServicesNotAvailableException(result)
@@ -85,21 +82,6 @@ class PingPlacePicker private constructor() {
             intent.setClass(activity, PlacePickerActivity::class.java)
             return intent
         }
-
-        /**
-         * Initializes the Dependency Injection framework by passing
-         * the current application context.
-         */
-        private fun initKoin(application: Application) {
-            PingKoinContext.koinApp = koinApplication {
-                androidLogger()
-                androidContext(application)
-                modules(listOf(
-                        repositoryModule,
-                        viewModelModule)
-                )
-            }
-        }
     }
 
     companion object {

library/src/main/java/com/rtchagas/pingplacepicker/inject/PingKoinComponent.kt

@@ -1,17 +1,38 @@
 package com.rtchagas.pingplacepicker.inject
 
+import android.content.Context
+import org.koin.android.ext.koin.androidContext
+import org.koin.android.ext.koin.androidLogger
 import org.koin.core.Koin
-import org.koin.core.KoinApplication
-import org.koin.core.KoinComponent
+import org.koin.core.component.KoinApiExtension
+import org.koin.core.component.KoinComponent
+import org.koin.dsl.koinApplication
 
 object PingKoinContext {
 
-    var koinApp: KoinApplication? = null
+    private lateinit var appContext: Context
 
+    val koin: Koin by lazy {
+        koinApplication {
+            androidLogger()
+            androidContext(appContext)
+            modules(listOf(repositoryModule, viewModelModule))
+        }.koin
+    }
+
+    /**
+     * Initializes the Dependency Injection framework by passing
+     * the current application context.
+     */
+    @Synchronized
+    fun init(context: Context) {
+        appContext = context.applicationContext
+    }
 }
 
+@OptIn(KoinApiExtension::class)
 interface PingKoinComponent : KoinComponent {
 
-    override fun getKoin(): Koin = PingKoinContext.koinApp?.koin!!
+    override fun getKoin(): Koin = PingKoinContext.koin
 
-}
+}

library/src/main/java/com/rtchagas/pingplacepicker/ui/PlacePickerActivity.kt

@@ -18,7 +18,6 @@ import androidx.core.content.res.ResourcesCompat
 import androidx.core.graphics.drawable.DrawableCompat
 import androidx.core.view.doOnLayout
 import androidx.core.view.isVisible
-import androidx.lifecycle.Observer
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.google.android.gms.location.FusedLocationProviderClient
 import com.google.android.gms.location.LocationServices
@@ -42,7 +41,6 @@ import com.rtchagas.pingplacepicker.PingPlacePicker
 import com.rtchagas.pingplacepicker.R
 import com.rtchagas.pingplacepicker.helper.PermissionsHelper
 import com.rtchagas.pingplacepicker.inject.PingKoinComponent
-import com.rtchagas.pingplacepicker.inject.PingKoinContext
 import com.rtchagas.pingplacepicker.viewmodel.PlacePickerViewModel
 import com.rtchagas.pingplacepicker.viewmodel.Resource
 import io.reactivex.disposables.CompositeDisposable
@@ -51,7 +49,8 @@ import org.jetbrains.anko.toast
 import org.koin.android.viewmodel.ext.android.viewModel
 import kotlin.math.abs
 
-class PlacePickerActivity : AppCompatActivity(), PingKoinComponent,
+class PlacePickerActivity : AppCompatActivity(),
+    PingKoinComponent,
     OnMapReadyCallback,
     GoogleMap.OnMarkerClickListener,
     PlaceConfirmDialogFragment.OnPlaceConfirmedListener {
@@ -101,13 +100,6 @@ class PlacePickerActivity : AppCompatActivity(), PingKoinComponent,
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_place_picker)
 
-        // Check if PING was killed for some reason.
-        // If so, should restart the activity and init everything again.
-        if (PingKoinContext.koinApp == null) {
-            finish()
-            return
-        }
-
         // Configure the toolbar
         setSupportActionBar(toolbar)
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
@@ -204,10 +196,9 @@ class PlacePickerActivity : AppCompatActivity(), PingKoinComponent,
     override fun onPlaceConfirmed(place: Place) {
         val data = Intent()
 
-        if (intent.getBooleanExtra(EXTRA_RETURN_ACTUAL_LATLNG, false)){
+        if (intent.getBooleanExtra(EXTRA_RETURN_ACTUAL_LATLNG, false)) {
             data.putExtra(PingPlacePicker.EXTRA_ACTUAL_LATLNG, selectedLatLng)
-        }
-        else {
+        } else {
             data.putExtra(PingPlacePicker.EXTRA_ACTUAL_LATLNG, place.latLng)
         }
 
@@ -255,9 +246,9 @@ class PlacePickerActivity : AppCompatActivity(), PingKoinComponent,
             for (place in places) {
                 place.latLng?.let {
                     val marker: Marker = addMarker(
-                            MarkerOptions()
-                                    .position(it)
-                                    .icon(getPlaceMarkerBitmap(place))
+                        MarkerOptions()
+                            .position(it)
+                            .icon(getPlaceMarkerBitmap(place))
                     )
 
                     marker.tag = place
@@ -499,7 +490,7 @@ class PlacePickerActivity : AppCompatActivity(), PingKoinComponent,
 
     private fun loadNearbyPlaces() {
         viewModel.getNearbyPlaces(lastKnownLocation ?: defaultLocation)
-            .observe(this, Observer { handlePlacesLoaded(it) })
+            .observe(this, { handlePlacesLoaded(it) })
     }
 
     private fun moveCameraToSelectedPlace(place: Place) {
@@ -511,7 +502,7 @@ class PlacePickerActivity : AppCompatActivity(), PingKoinComponent,
     private fun refreshNearbyPlaces() {
         googleMap?.cameraPosition?.run {
             viewModel.getNearbyPlaces(target)
-                .observe(this@PlacePickerActivity, Observer { handlePlacesLoaded(it) })
+                .observe(this@PlacePickerActivity, { handlePlacesLoaded(it) })
         }
     }
 
@@ -567,7 +558,7 @@ class PlacePickerActivity : AppCompatActivity(), PingKoinComponent,
         googleMap?.cameraPosition?.run {
             selectedLatLng = target
             viewModel.getPlaceByLocation(target).observe(this@PlacePickerActivity,
-                Observer { handlePlaceByLocation(it) })
+                { handlePlaceByLocation(it) })
         }
     }
 

sample/build.gradle

@@ -43,7 +43,7 @@ dependencies {
     // Support library
     implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
-    implementation 'com.google.android.material:material:1.3.0-alpha03'
+    implementation 'com.google.android.material:material:1.3.0-beta01'
 
     // Places library
     implementation 'com.google.android.libraries.places:places:2.4.0'