temp

app/build.gradle

@@ -92,15 +92,15 @@ dependencies {
 
     // support libraries
     implementation "androidx.appcompat:appcompat:$appCompatVersion"
-    implementation 'com.google.android.material:material:1.0.0'
+    implementation 'com.google.android.material:material:1.1.0-alpha07'
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
-    implementation 'androidx.vectordrawable:vectordrawable:1.0.1'
+    implementation 'androidx.vectordrawable:vectordrawable:1.1.0'
     implementation 'androidx.cardview:cardview:1.0.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta2'
     implementation 'androidx.recyclerview:recyclerview:1.0.0'
 
     // circular image viewer for avatars
-    implementation 'de.hdodenhof:circleimageview:3.0.0'
+    implementation 'de.hdodenhof:circleimageview:3.0.1'
 
     // Android specific classes of Smacks API
     implementation "org.igniterealtime.smack:smack-android-extensions:$smackAndroidExtensionsVersion"

app/src/main/java/org/mercury_im/messenger/ui/MainActivity.java

@@ -13,6 +13,7 @@ import androidx.fragment.app.FragmentTransaction;
 import butterknife.BindView;
 import butterknife.ButterKnife;
 
+import com.google.android.material.badge.BadgeDrawable;
 import com.google.android.material.bottomnavigation.BottomNavigationView;
 import com.google.android.material.navigation.NavigationView;
 
@@ -54,6 +55,7 @@ public class MainActivity extends AppCompatActivity
         setSupportActionBar(toolbar);
 
         bottomNavigationView.setOnNavigationItemSelectedListener(this::onNavigationItemSelected);
+        bottomNavigationView.showBadge(R.id.entry_accounts).setNumber(2);
 
         MercuryImApplication.getApplication().getAppComponent().inject(this);
     }

app/src/main/java/org/mercury_im/messenger/ui/chat/ChatRecyclerViewAdapter.java

@@ -1,5 +1,6 @@
 package org.mercury_im.messenger.ui.chat;
 
+import android.util.SparseArray;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -17,6 +18,7 @@ import java.util.List;
 public class ChatRecyclerViewAdapter extends RecyclerView.Adapter<ChatRecyclerViewAdapter.ChatItemViewHolder> {
 
     private List<MessageModel> messages = new ArrayList<>();
+    private SparseArray<Boolean> checkedItems = new SparseArray<>();
 
     public ChatRecyclerViewAdapter() {
 
@@ -28,6 +30,14 @@ public class ChatRecyclerViewAdapter extends RecyclerView.Adapter<ChatRecyclerVi
         notifyDataSetChanged();
     }
 
+    public void setItemChecked(int position, boolean checked) {
+        checkedItems.put(position, checked);
+    }
+
+    public boolean isItemChecked(int position) {
+        return checkedItems.get(position, false);
+    }
+
     @NonNull
     @Override
     public ChatItemViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {

app/src/main/res/color/bottom_bar_colors.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:state_checked="true"
+        android:color="@color/secondaryColor" />
+
+    <item android:state_checked="false"
+        android:color="@color/secondaryDarkColor" />
+
+</selector>

app/src/main/res/layout/activity_main.xml

@@ -25,9 +25,10 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_gravity="bottom"
-        app:itemIconTint="?attr/colorAccent"
-        app:itemTextColor="?attr/colorAccent"
+        app:itemIconTint="@color/bottom_bar_colors"
+        app:itemTextColor="@color/bottom_bar_colors"
         app:itemBackground="?attr/colorPrimary"
+        app:itemRippleColor="@color/secondaryColor"
         app:menu="@menu/bottom_menu_main" />
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>

app/src/main/res/layout/recycler_view_item_chat_list.xml

@@ -10,11 +10,13 @@
       android:id="@+id/chat_avatar"
       android:layout_width="50dp"
       android:layout_height="50dp"
-      tools:src="@tools:sample/avatars"
-      app:layout_constraintStart_toStartOf="parent"
       android:layout_marginStart="8dp"
+      android:layout_marginTop="8dp"
+      android:layout_marginBottom="8dp"
+      app:layout_constraintBottom_toBottomOf="parent"
+      app:layout_constraintStart_toStartOf="parent"
       app:layout_constraintTop_toTopOf="parent"
-      android:layout_marginTop="8dp" />
+      tools:src="@tools:sample/avatars" />
 
   <TextView
       android:id="@+id/chat_name"
@@ -48,4 +50,5 @@
       app:layout_constraintTop_toTopOf="@+id/chat_avatar"
       app:layout_constraintEnd_toEndOf="parent"
       android:layout_marginEnd="8dp" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/values/styles.xml

@@ -1,7 +1,7 @@
 <resources>
 
     <!-- Base application theme. -->
-    <style name="AppTheme" parent="Theme.AppCompat.NoActionBar">
+    <style name="AppTheme" parent="Theme.MaterialComponents.NoActionBar">
         <item name="colorAccent">@color/secondaryColor</item>
     </style>
 
@@ -9,7 +9,7 @@
         <item name="android:background">@drawable/bg_msg_single</item>
     </style>
 
-    <style name="AppTheme.Light" parent="Theme.AppCompat.Light.NoActionBar">
+    <style name="AppTheme.Light" parent="Theme.MaterialComponents.Light.NoActionBar">
         <item name="colorAccent">@color/secondaryColor</item>
     </style>
 
@@ -17,6 +17,6 @@
 
     </style>
 
-    <style name="AppTheme.Light.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />
+    <style name="AppTheme.Light.PopupOverlay" parent="ThemeOverlay.MaterialComponents.Light" />
 
 </resources>

core/src/main/java/org/mercury_im/messenger/core/centers/ContactCenter.java

@@ -0,0 +1,5 @@
+package org.mercury_im.messenger.core.centers;
+
+public class ContactCenter {
+
+}

version.gradle

@@ -70,9 +70,9 @@ ext {
     // Other libraries
 
     // Architecture Components
-    lifecycleVersion = "2.2.0-alpha01"
+    lifecycleVersion = '2.2.0-alpha05'
     pagingVersion = "2.1.0"
-    appCompatVersion = "1.1.0-rc01"
+    appCompatVersion = '1.1.0'
 
     // Room
     roomVersion = "2.1.0"
@@ -83,13 +83,13 @@ ext {
     rxAndroidVersion = "2.1.1"
 
     // Dagger 2
-    daggerVersion = "2.23.1"
+    daggerVersion = '2.24'
 
     // Android Support Library
     supportLibVersion = "28.0.0"
 
     // Butter Knife
-    butterKnifeVersion = "10.1.0"
+    butterKnifeVersion = '10.2.0'
 
     // JUnit
     junitVersion = "4.12"