Apps: Upstream lifecycle dependencies

- ViewModelProviders.of() which was part of lifecycle-extensions has been deprecated
- Switch to latest version of lifecycle-viewmodel-ktx as dependency and migrate required
  code to use ViewModelProvider()

References:
- [1]: https://developer.android.com/jetpack/androidx/releases/lifecycle#declaring_dependencies
- [2]: https://twitter.com/ianhlake/status/1159159590476382208

Signed-off-by: Aayush Gupta <theimpulson@e.email>

app/build.gradle

@@ -56,7 +56,6 @@ dependencies {
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
 //    implementation 'com.android.support:design:27.1.1'
     implementation 'androidx.recyclerview:recyclerview:1.0.0'
-    implementation 'androidx.lifecycle:lifecycle-extensions:2.0.0'
     testImplementation 'junit:junit:4.12'
     implementation 'org.bouncycastle:bcpg-jdk15on:1.60'
 
@@ -71,7 +70,8 @@ dependencies {
 
     implementation "androidx.preference:preference-ktx:1.1.0"
 
-    implementation 'androidx.lifecycle:lifecycle-viewmodel:2.0.0'
+    // Lifecycle
+    implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:2.3.1"
 
 
 

app/src/main/java/foundation/e/apps/categories/ApplicationsFragment.kt

@@ -25,7 +25,7 @@ import android.view.ViewGroup
 import android.widget.TextView
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.Observer
-import androidx.lifecycle.ViewModelProviders
+import androidx.lifecycle.ViewModelProvider
 import androidx.recyclerview.widget.LinearLayoutManager
 import foundation.e.apps.R
 import foundation.e.apps.categories.model.Category
@@ -39,7 +39,7 @@ class ApplicationsFragment() : Fragment() {
     var color:Int = 0;
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        categoriesViewModel = ViewModelProviders.of(activity!!).get(CategoriesViewModel::class.java)
+        categoriesViewModel = ViewModelProvider(this).get(CategoriesViewModel::class.java)
 
         val view = inflater.inflate(R.layout.fragment_application_categories, container, false)
         view.categories_list.layoutManager = LinearLayoutManager(context)

app/src/main/java/foundation/e/apps/categories/GamesFragment.kt

@@ -25,7 +25,7 @@ import android.view.ViewGroup
 import android.widget.TextView
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.Observer
-import androidx.lifecycle.ViewModelProviders
+import androidx.lifecycle.ViewModelProvider
 import androidx.recyclerview.widget.LinearLayoutManager
 import foundation.e.apps.R
 import foundation.e.apps.categories.viewmodel.CategoriesViewModel
@@ -38,7 +38,7 @@ class GamesFragment() : Fragment() {
     var color:Int = 0;
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        categoriesViewModel = ViewModelProviders.of(activity!!).get(CategoriesViewModel::class.java)
+        categoriesViewModel = ViewModelProvider(this).get(CategoriesViewModel::class.java)
 
         val view = inflater.inflate(R.layout.fragment_games_categories, container, false)
         view.categories_list.layoutManager = LinearLayoutManager(context)

app/src/main/java/foundation/e/apps/categories/PwasFragment.kt

@@ -7,7 +7,7 @@ import android.view.ViewGroup
 import android.widget.TextView
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.Observer
-import androidx.lifecycle.ViewModelProviders
+import androidx.lifecycle.ViewModelProvider
 import androidx.recyclerview.widget.LinearLayoutManager
 import foundation.e.apps.R
 import foundation.e.apps.categories.viewmodel.CategoriesViewModel
@@ -18,7 +18,7 @@ class PwasFragment : Fragment() {
     private lateinit var categoriesViewModel: CategoriesViewModel
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        categoriesViewModel = ViewModelProviders.of(activity!!).get(CategoriesViewModel::class.java)
+        categoriesViewModel = ViewModelProvider(this).get(CategoriesViewModel::class.java)
 
         val view = inflater.inflate(R.layout.fragment_application_categories, container, false)
         view.categories_list.layoutManager = LinearLayoutManager(context)

app/src/main/java/foundation/e/apps/categories/category/CategoryActivity.kt

@@ -32,7 +32,7 @@ import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.view.ContextThemeWrapper
 import androidx.appcompat.widget.Toolbar
 import androidx.lifecycle.Observer
-import androidx.lifecycle.ViewModelProviders
+import androidx.lifecycle.ViewModelProvider
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import com.google.android.material.snackbar.Snackbar
@@ -75,7 +75,7 @@ class CategoryActivity : AppCompatActivity(), ApplicationManagerServiceConnectio
         category = intent.getSerializableExtra(CATEGORY_KEY) as Category
         supportActionBar?.title = category.getTitle()
 
-        categoryViewModel = ViewModelProviders.of(this).get(CategoryViewModel::class.java)
+        categoryViewModel = ViewModelProvider(this).get(CategoryViewModel::class.java)
         recyclerView = findViewById(R.id.app_list)
         val loadMoreContainer = findViewById<RelativeLayout>(R.id.load_more_container)
         progressBar = findViewById(R.id.progress_bar)

app/src/main/java/foundation/e/apps/home/HomeFragment.kt

@@ -30,7 +30,7 @@ import android.widget.ProgressBar
 import android.widget.TextView
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.Observer
-import androidx.lifecycle.ViewModelProviders
+import androidx.lifecycle.ViewModelProvider
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import androidx.viewpager.widget.ViewPager
@@ -70,7 +70,7 @@ class HomeFragment : Fragment() {
             view.findViewById<TextView>(R.id.tv_featured).setTextColor(accentColorOS);
         }*/
 
-        homeViewModel = ViewModelProviders.of(activity!!).get(HomeViewModel::class.java)
+        homeViewModel = ViewModelProvider(this).get(HomeViewModel::class.java)
         imageCarousel = view.findViewById(R.id.image_carousel)
         divider = view.findViewById(R.id.divider)
         categoryList = view.findViewById(R.id.category_list)

app/src/main/java/foundation/e/apps/search/SearchFragment.kt

@@ -33,7 +33,7 @@ import androidx.cursoradapter.widget.CursorAdapter
 import androidx.cursoradapter.widget.SimpleCursorAdapter
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.Observer
-import androidx.lifecycle.ViewModelProviders
+import androidx.lifecycle.ViewModelProvider
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import foundation.e.apps.R
@@ -71,7 +71,7 @@ class SearchFragment : Fragment(), SearchView.OnQueryTextListener, SearchView.On
 
         val view = inflater.inflate(R.layout.fragment_search, container, false)
 
-        searchViewModel = ViewModelProviders.of(activity!!).get(SearchViewModel::class.java)
+        searchViewModel = ViewModelProvider(this).get(SearchViewModel::class.java)
         focusView = view.findViewById(R.id.view)
         searchView = view.findViewById(R.id.search_view)
         recyclerView = view.findViewById(R.id.app_list)

app/src/main/java/foundation/e/apps/settings/AppRequestActivity.kt

@@ -25,7 +25,7 @@ import android.view.View
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.widget.Toolbar
 import androidx.lifecycle.Observer
-import androidx.lifecycle.ViewModelProviders
+import androidx.lifecycle.ViewModelProvider
 import foundation.e.apps.R
 import foundation.e.apps.settings.viewmodel.AppRequestViewModel
 import foundation.e.apps.utils.Error
@@ -43,7 +43,7 @@ class AppRequestActivity : AppCompatActivity(), TextWatcher {
         setSupportActionBar(toolbar)
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
 
-        viewModel = ViewModelProviders.of(this).get(AppRequestViewModel::class.java)
+        viewModel = ViewModelProvider(this).get(AppRequestViewModel::class.java)
         progress_bar.visibility = View.GONE
         app_request_error_text_view.visibility = View.GONE
         package_name_edit_text.addTextChangedListener(this)

app/src/main/java/foundation/e/apps/updates/UpdatesFragment.kt

@@ -31,7 +31,7 @@ import android.widget.ProgressBar
 import android.widget.TextView
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.Observer
-import androidx.lifecycle.ViewModelProviders
+import androidx.lifecycle.ViewModelProvider
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import foundation.e.apps.R
@@ -64,7 +64,7 @@ class UpdatesFragment() : Fragment() {
 
         val view = inflater.inflate(R.layout.fragment_updates, container, false)
 
-        updatesViewModel = ViewModelProviders.of(activity!!).get(UpdatesViewModel::class.java)
+        updatesViewModel = ViewModelProvider(this).get(UpdatesViewModel::class.java)
         recyclerView = view.findViewById(R.id.app_list)
         progressBar2 = view.findViewById<ProgressBar>(R.id.progress_bar2)
         val updateAll = view.findViewById<Button>(R.id.update_all)