Upgrade dependencies and rewrite the code to fit the new Picasso version and rewrite anonymous implementations in the DemoDialogsActivity and DemoMessagesActivity with lambda

Author: Stefano Mtangoo

sample/build.gradle

@@ -24,10 +24,10 @@ android {
 }
 
 ext {
-    picassoVersion = '2.5.2'
+    picassoVersion = '2.8'
     circleImageViewVersion = '3.1.0'
     shapeImageViewVersion = '0.9.3'
-    circleindicatorVersion = '1.2.2@aar'
+    circleindicatorVersion = '2.1.4'
 }
 
 dependencies {

sample/src/main/java/tz/co/hosannahighertech/messagekit/sample/features/demo/DemoDialogsActivity.java

@@ -24,13 +24,7 @@ public abstract class DemoDialogsActivity extends AppCompatActivity
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-
-        imageLoader = new ImageLoader() {
-            @Override
-            public void loadImage(ImageView imageView, String url, Object payload) {
-                Picasso.with(DemoDialogsActivity.this).load(url).into(imageView);
-            }
-        };
+        imageLoader = (imageView, url, payload) -> Picasso.get().load(url).into(imageView);
     }
 
     @Override

sample/src/main/java/tz/co/hosannahighertech/messagekit/sample/features/demo/DemoMessagesActivity.java

@@ -42,13 +42,7 @@ public abstract class DemoMessagesActivity extends AppCompatActivity
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-
-        imageLoader = new ImageLoader() {
-            @Override
-            public void loadImage(ImageView imageView, String url, Object payload) {
-                Picasso.with(DemoMessagesActivity.this).load(url).into(imageView);
-            }
-        };
+        imageLoader = (imageView, url, payload) -> Picasso.get().load(url).into(imageView);
     }
 
     @Override
@@ -104,29 +98,24 @@ public void onSelectionChanged(int count) {
     }
 
     protected void loadMessages() {
-        new Handler().postDelayed(new Runnable() { //imitation of internet connection
-            @Override
-            public void run() {
-                ArrayList<Message> messages = MessagesFixtures.getMessages(lastLoadedDate);
-                lastLoadedDate = messages.get(messages.size() - 1).getCreatedAt();
-                messagesAdapter.addToEnd(messages, false);
-            }
+        //imitation of internet connection
+        new Handler().postDelayed(() -> {
+            ArrayList<Message> messages = MessagesFixtures.getMessages(lastLoadedDate);
+            lastLoadedDate = messages.get(messages.size() - 1).getCreatedAt();
+            messagesAdapter.addToEnd(messages, false);
         }, 1000);
     }
 
     private MessagesListAdapter.Formatter<Message> getMessageStringFormatter() {
-        return new MessagesListAdapter.Formatter<Message>() {
-            @Override
-            public String format(Message message) {
-                String createdAt = new SimpleDateFormat("MMM d, EEE 'at' h:mm a", Locale.getDefault())
-                        .format(message.getCreatedAt());
-
-                String text = message.getText();
-                if (text == null) text = "[attachment]";
-
-                return String.format(Locale.getDefault(), "%s: %s (%s)",
-                        message.getUser().getName(), text, createdAt);
-            }
+        return message -> {
+            String createdAt = new SimpleDateFormat("MMM d, EEE 'at' h:mm a", Locale.getDefault())
+                    .format(message.getCreatedAt());
+
+            String text = message.getText();
+            if (text == null) text = "[attachment]";
+
+            return String.format(Locale.getDefault(), "%s: %s (%s)",
+                    message.getUser().getName(), text, createdAt);
         };
     }
 }