Migrated to AndroidX and Java 8

chatkit/build.gradle

@@ -2,8 +2,8 @@ apply plugin: 'com.android.library'
 apply plugin: 'com.novoda.bintray-release'
 
 android {
-    compileSdkVersion 27
-    buildToolsVersion "27.0.3"
+    compileSdkVersion 29
+    buildToolsVersion '29.0.2'
 
     defaultConfig {
         minSdkVersion 14
@@ -16,6 +16,11 @@ android {
             abortOnError false
         }
     }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
 }
 
 publish {
@@ -28,15 +33,11 @@ publish {
     website = 'https://github.com/stfalcon-studio/ChatKit.git'
 }
 
-ext {
-    supportVersion = '27.1.1'
-    flexboxVersion = '1.0.0'
-}
-
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
-    implementation "com.android.support:appcompat-v7:$supportVersion"
-    implementation "com.android.support:design:$supportVersion"
-    implementation "com.google.android:flexbox:$flexboxVersion"
+    implementation 'androidx.appcompat:appcompat:1.2.0'
+    implementation 'com.google.android.material:material:1.2.1'
+    implementation "com.google.android:flexbox:1.0.0"
+    implementation 'androidx.recyclerview:recyclerview:1.1.0'
 }

chatkit/src/main/AndroidManifest.xml

@@ -1,4 +1,3 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-          package="com.stfalcon.chatkit">
+<manifest package="com.stfalcon.chatkit">
 
 </manifest>

chatkit/src/main/java/com/stfalcon/chatkit/commons/ImageLoader.java

@@ -16,9 +16,10 @@
 
 package com.stfalcon.chatkit.commons;
 
-import android.support.annotation.Nullable;
 import android.widget.ImageView;
 
+import androidx.annotation.Nullable;
+
 /**
  * Callback for implementing images loading in message list
  */

chatkit/src/main/java/com/stfalcon/chatkit/commons/Style.java

@@ -20,14 +20,15 @@
 import android.content.res.Resources;
 import android.content.res.TypedArray;
 import android.graphics.drawable.Drawable;
-import android.support.annotation.AttrRes;
-import android.support.annotation.ColorRes;
-import android.support.annotation.DimenRes;
-import android.support.annotation.DrawableRes;
-import android.support.v4.content.ContextCompat;
 import android.util.AttributeSet;
 import android.util.TypedValue;
 
+import androidx.annotation.AttrRes;
+import androidx.annotation.ColorRes;
+import androidx.annotation.DimenRes;
+import androidx.annotation.DrawableRes;
+import androidx.core.content.ContextCompat;
+
 import com.stfalcon.chatkit.R;
 
 /**

chatkit/src/main/java/com/stfalcon/chatkit/commons/ViewHolder.java

@@ -16,9 +16,10 @@
 
 package com.stfalcon.chatkit.commons;
 
-import android.support.v7.widget.RecyclerView;
 import android.view.View;
 
+import androidx.recyclerview.widget.RecyclerView;
+
 /**
  * Base ViewHolder
  */

chatkit/src/main/java/com/stfalcon/chatkit/commons/models/IUser.java

@@ -25,20 +25,20 @@ public interface IUser {
      * Returns the user's id
      *
      * @return the user's id
-     * */
+     */
     String getId();
 
     /**
      * Returns the user's name
      *
      * @return the user's name
-     * */
+     */
     String getName();
 
     /**
      * Returns the user's avatar image url
      *
      * @return the user's avatar image url
-     * */
+     */
     String getAvatar();
 }

chatkit/src/main/java/com/stfalcon/chatkit/commons/models/MessageContentType.java

@@ -16,7 +16,8 @@
 
 package com.stfalcon.chatkit.commons.models;
 
-import android.support.annotation.Nullable;
+import androidx.annotation.Nullable;
+
 import com.stfalcon.chatkit.messages.MessageHolders;
 
 /*

chatkit/src/main/java/com/stfalcon/chatkit/dialogs/DialogsList.java

@@ -17,13 +17,14 @@
 package com.stfalcon.chatkit.dialogs;
 
 import android.content.Context;
-import android.support.annotation.Nullable;
-import android.support.v7.widget.DefaultItemAnimator;
-import android.support.v7.widget.LinearLayoutManager;
-import android.support.v7.widget.RecyclerView;
-import android.support.v7.widget.SimpleItemAnimator;
 import android.util.AttributeSet;
 
+import androidx.annotation.Nullable;
+import androidx.recyclerview.widget.DefaultItemAnimator;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.recyclerview.widget.SimpleItemAnimator;
+
 import com.stfalcon.chatkit.commons.models.IDialog;
 
 /**
@@ -73,7 +74,7 @@ public void setAdapter(Adapter adapter) {
      * @param adapter  Adapter. Must extend DialogsListAdapter
      * @param <DIALOG> Dialog model class
      */
-    public <DIALOG extends IDialog>
+    public <DIALOG extends IDialog<?>>
     void setAdapter(DialogsListAdapter<DIALOG> adapter) {
         setAdapter(adapter, false);
     }
@@ -85,7 +86,7 @@ void setAdapter(DialogsListAdapter<DIALOG> adapter) {
      * @param reverseLayout weather to use reverse layout for layout manager.
      * @param <DIALOG>      Dialog model class
      */
-    public <DIALOG extends IDialog>
+    public <DIALOG extends IDialog<?>>
     void setAdapter(DialogsListAdapter<DIALOG> adapter, boolean reverseLayout) {
         SimpleItemAnimator itemAnimator = new DefaultItemAnimator();
         itemAnimator.setSupportsChangeAnimations(false);

chatkit/src/main/java/com/stfalcon/chatkit/dialogs/DialogsListAdapter.java

@@ -18,16 +18,17 @@
 
 import android.graphics.Typeface;
 import android.graphics.drawable.GradientDrawable;
-import android.support.annotation.LayoutRes;
-import android.support.annotation.Nullable;
-import android.support.v7.widget.RecyclerView;
 import android.util.TypedValue;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import androidx.annotation.LayoutRes;
+import androidx.annotation.Nullable;
+import androidx.recyclerview.widget.RecyclerView;
+
 import com.stfalcon.chatkit.R;
 import com.stfalcon.chatkit.commons.ImageLoader;
 import com.stfalcon.chatkit.commons.ViewHolder;
@@ -216,8 +217,9 @@ public void addItem(int position, DIALOG dialog) {
 
     /**
      * Move an item
+     *
      * @param fromPosition the actual position of the item
-     * @param toPosition the new position of the item
+     * @param toPosition   the new position of the item
      */
     public void moveItem(int fromPosition, int toPosition) {
         DIALOG dialog = items.remove(fromPosition);
@@ -327,15 +329,12 @@ public boolean updateDialogWithMessage(String dialogId, IMessage message) {
      * Sort dialog by last message date
      */
     public void sortByLastMessageDate() {
-        Collections.sort(items, new Comparator<DIALOG>() {
-            @Override
-            public int compare(DIALOG o1, DIALOG o2) {
-                if (o1.getLastMessage().getCreatedAt().after(o2.getLastMessage().getCreatedAt())) {
-                    return -1;
-                } else if (o1.getLastMessage().getCreatedAt().before(o2.getLastMessage().getCreatedAt())) {
-                    return 1;
-                } else return 0;
-            }
+        Collections.sort(items, (o1, o2) -> {
+            if (o1.getLastMessage().getCreatedAt().after(o2.getLastMessage().getCreatedAt())) {
+                return -1;
+            } else if (o1.getLastMessage().getCreatedAt().before(o2.getLastMessage().getCreatedAt())) {
+                return 1;
+            } else return 0;
         });
         notifyDataSetChanged();
     }
@@ -443,15 +442,15 @@ void setStyle(DialogListStyle dialogStyle) {
     }
 
     /**
-    * @return the position of a dialog in the dialogs list.
-    */
+     * @return the position of a dialog in the dialogs list.
+     */
     public int getDialogPosition(DIALOG dialog) {
         return this.items.indexOf(dialog);
     }
 
     /*
-    * LISTENERS
-    * */
+     * LISTENERS
+     * */
     public interface OnDialogClickListener<DIALOG extends IDialog> {
         void onDialogClick(DIALOG dialog);
     }
@@ -469,8 +468,8 @@ public interface OnDialogViewLongClickListener<DIALOG extends IDialog> {
     }
 
     /*
-    * HOLDERS
-    * */
+     * HOLDERS
+     * */
     public abstract static class BaseDialogViewHolder<DIALOG extends IDialog>
             extends ViewHolder<DIALOG> {
 
@@ -525,15 +524,15 @@ public static class DialogViewHolder<DIALOG extends IDialog> extends BaseDialogV
 
         public DialogViewHolder(View itemView) {
             super(itemView);
-            root = (ViewGroup) itemView.findViewById(R.id.dialogRootLayout);
-            container = (ViewGroup) itemView.findViewById(R.id.dialogContainer);
-            tvName = (TextView) itemView.findViewById(R.id.dialogName);
-            tvDate = (TextView) itemView.findViewById(R.id.dialogDate);
-            tvLastMessage = (TextView) itemView.findViewById(R.id.dialogLastMessage);
-            tvBubble = (TextView) itemView.findViewById(R.id.dialogUnreadBubble);
-            ivLastMessageUser = (ImageView) itemView.findViewById(R.id.dialogLastMessageUserAvatar);
-            ivAvatar = (ImageView) itemView.findViewById(R.id.dialogAvatar);
-            dividerContainer = (ViewGroup) itemView.findViewById(R.id.dialogDividerContainer);
+            root = itemView.findViewById(R.id.dialogRootLayout);
+            container = itemView.findViewById(R.id.dialogContainer);
+            tvName = itemView.findViewById(R.id.dialogName);
+            tvDate = itemView.findViewById(R.id.dialogDate);
+            tvLastMessage = itemView.findViewById(R.id.dialogLastMessage);
+            tvBubble = itemView.findViewById(R.id.dialogUnreadBubble);
+            ivLastMessageUser = itemView.findViewById(R.id.dialogLastMessageUserAvatar);
+            ivAvatar = itemView.findViewById(R.id.dialogAvatar);
+            dividerContainer = itemView.findViewById(R.id.dialogDividerContainer);
             divider = itemView.findViewById(R.id.dialogDivider);
 
         }
@@ -680,30 +679,24 @@ public void onBind(final DIALOG dialog) {
             tvBubble.setVisibility(dialogStyle.isDialogUnreadBubbleEnabled() &&
                     dialog.getUnreadCount() > 0 ? VISIBLE : GONE);
 
-            container.setOnClickListener(new View.OnClickListener() {
-                @Override
-                public void onClick(View view) {
-                    if (onDialogClickListener != null) {
-                        onDialogClickListener.onDialogClick(dialog);
-                    }
-                    if (onDialogViewClickListener != null) {
-                        onDialogViewClickListener.onDialogViewClick(view, dialog);
-                    }
+            container.setOnClickListener(view -> {
+                if (onDialogClickListener != null) {
+                    onDialogClickListener.onDialogClick(dialog);
+                }
+                if (onDialogViewClickListener != null) {
+                    onDialogViewClickListener.onDialogViewClick(view, dialog);
                 }
             });
 
 
-            container.setOnLongClickListener(new View.OnLongClickListener() {
-                @Override
-                public boolean onLongClick(View view) {
-                    if (onLongItemClickListener != null) {
-                        onLongItemClickListener.onDialogLongClick(dialog);
-                    }
-                    if (onDialogViewLongClickListener != null) {
-                        onDialogViewLongClickListener.onDialogViewLongClick(view, dialog);
-                    }
-                    return onLongItemClickListener != null || onDialogViewLongClickListener != null;
+            container.setOnLongClickListener(view -> {
+                if (onLongItemClickListener != null) {
+                    onLongItemClickListener.onDialogLongClick(dialog);
+                }
+                if (onDialogViewLongClickListener != null) {
+                    onDialogViewLongClickListener.onDialogViewLongClick(view, dialog);
                 }
+                return onLongItemClickListener != null || onDialogViewLongClickListener != null;
             });
         }