Notifications improvements

app/src/main/java/gr/thmmy/mthmmy/model/PostNotification.java

@@ -0,0 +1,81 @@
+package gr.thmmy.mthmmy.model;
+
+/**
+ * Class that defines the model of a post as need in notifications. All member variables are
+ * declared final (thus no setters are supplied). Class has one constructor and getter methods for
+ * all variables.
+ * <p>PostNotification model is described by its post's id, its topic's id & title and by its poster
+ * </p>.
+ */
+public class PostNotification {
+    final int postId;
+    final int topicId;
+    final String topicTitle;
+    final String poster;
+
+    // Suppresses default constructor
+    @SuppressWarnings("unused")
+    PostNotification() {
+        this.postId = -1;
+        this.topicId = -1;
+        this.topicTitle = null;
+        this.poster = null;
+    }
+
+    /**
+     * Constructor specifying all class variables necessary to summarize this post. All variables
+     * are declared final, once assigned they cannot change.
+     *
+     * @param postId         this post's id
+     * @param topicId         this post's topicId
+     * @param topicTitle          this post's topicTitle
+     * @param poster         username of this post's author
+     */
+    public PostNotification(int postId, int topicId, String topicTitle, String poster) {
+        this.postId = postId;
+        this.topicId = topicId;
+        this.topicTitle = topicTitle;
+        this.poster = poster;
+    }
+
+    /**
+     * Gets this post's Id.
+     *
+     * @return this  post's Id
+     */
+    public int getPostId() {
+        return postId;
+    }
+
+    /**
+     * Gets this post's topicId.
+     *
+     * @return this post's topicId
+     */
+    public int getTopicId() {
+        return topicId;
+    }
+
+    /**
+     * Gets this post's topicTitle.
+     *
+     * @return this post's topicTitle
+     */
+    public String getTopicTitle() {
+        return topicTitle;
+    }
+
+    /**
+     * Gets username of this post's author.
+     *
+     * @return username of this post's author
+     */
+    public String getPoster() {
+        return poster;
+    }
+}
+
+
+
+
+

app/src/main/java/gr/thmmy/mthmmy/services/FirebaseService.java

@@ -8,65 +8,100 @@ import android.content.Intent;
 import android.media.RingtoneManager;
 import android.net.Uri;
 import android.os.Build;
+import android.os.Bundle;
 import android.support.v4.app.NotificationCompat;
 
 import com.google.firebase.messaging.FirebaseMessagingService;
 import com.google.firebase.messaging.RemoteMessage;
 
+import org.json.JSONException;
+import org.json.JSONObject;
+
 import gr.thmmy.mthmmy.R;
 import gr.thmmy.mthmmy.activities.topic.TopicActivity;
+import gr.thmmy.mthmmy.model.PostNotification;
 import timber.log.Timber;
 
+import static android.support.v4.app.NotificationCompat.PRIORITY_HIGH;
+import static gr.thmmy.mthmmy.activities.topic.TopicActivity.BUNDLE_TOPIC_TITLE;
+import static gr.thmmy.mthmmy.activities.topic.TopicActivity.BUNDLE_TOPIC_URL;
 
 public class FirebaseService extends FirebaseMessagingService {
-
     @Override
     public void onMessageReceived(RemoteMessage remoteMessage) {
         super.onMessageReceived(remoteMessage);
         if (remoteMessage.getData().size() > 0) {
-
-            Timber.i("msg%s", remoteMessage.getData());
-            sendNotification("stuff");
-
+            JSONObject json = new JSONObject(remoteMessage.getData());
+            try {
+                int topicId = Integer.parseInt(json.getString("topicId"));
+                int postId = Integer.parseInt(json.getString("postId"));
+                String topicTitle = json.getString("topicTitle");
+                String poster = json.getString("poster");
+                sendNotification(new PostNotification(postId, topicId, topicTitle, poster));
+
+            } catch (JSONException e) {
+                Timber.e(e, "JSON Exception");
+            }
         }
-
-
     }
 
+    private static final String CHANNEL_ID = "Posts";
+    private static final String GROUP_KEY = "PostsGroup";
+    private static int requestCode = 0;
+
     /**
-     * Create and show a simple notification containing the received FCM message.
+     * Create and show a new post notification.
      */
-    private void sendNotification(String message) {
+    private void sendNotification(PostNotification postNotification) {
+        String topicUrl = "https://www.thmmy.gr/smf/index.php?topic=" + postNotification.getTopicId() + "." + postNotification.getPostId();
         Intent intent = new Intent(this, TopicActivity.class);
+        Bundle extras = new Bundle();
+        extras.putString(BUNDLE_TOPIC_URL, topicUrl);
+        extras.putString(BUNDLE_TOPIC_TITLE, postNotification.getTopicTitle());
+        intent.putExtras(extras);
         intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
-        PendingIntent pendingIntent = PendingIntent.getActivity(this, 0 /* Request code */, intent,
+        PendingIntent pendingIntent = PendingIntent.getActivity(this, requestCode++, intent,
                 PendingIntent.FLAG_ONE_SHOT);
 
-        String channelId = "ASdf"; //getString(R.string.default_notification_channel_id);
         Uri defaultSoundUri= RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
         NotificationCompat.Builder notificationBuilder =
-                new NotificationCompat.Builder(this, channelId)
+                new NotificationCompat.Builder(this, CHANNEL_ID)
                         .setSmallIcon(R.mipmap.ic_launcher)
-                        .setContentTitle("FCM Message")
-                        .setContentText(message)
+                        .setContentTitle(postNotification.getTopicTitle())
+                        .setContentText("by " + postNotification.getPoster())
                         .setAutoCancel(true)
                         .setSound(defaultSoundUri)
                         .setContentIntent(pendingIntent);
 
-        NotificationManager notificationManager =
-                (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
+        if (Build.VERSION.SDK_INT < 26) notificationBuilder.setPriority(PRIORITY_HIGH);
+
+        NotificationCompat.Builder summaryNotificationBuilder = null;
+        if (Build.VERSION.SDK_INT >= 21) {
+            notificationBuilder.setVibrate(new long[0]);
+            notificationBuilder.setGroup(GROUP_KEY);
+
+            summaryNotificationBuilder =
+                    new NotificationCompat.Builder(this, CHANNEL_ID)
+                            .setSmallIcon(R.mipmap.ic_launcher)
+                            .setGroupSummary(true)
+                            .setGroup(GROUP_KEY)
+                            .setStyle(new NotificationCompat.InboxStyle()
+                                    .setSummaryText("New Posts"))
+                            .setSound(defaultSoundUri)
+                            .setContentIntent(pendingIntent);
+        }
+
 
-        // Since android Oreo notification channel is needed.
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            NotificationChannel channel = new NotificationChannel("Posts",
-                    "New Posts",
-                    NotificationManager.IMPORTANCE_DEFAULT);
 
-                notificationManager.createNotificationChannel(channel);
+        NotificationManager notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
 
+        // Since android Oreo notification channel is needed.
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            NotificationChannel channel = new NotificationChannel(CHANNEL_ID, "Topic Updates", NotificationManager.IMPORTANCE_HIGH);
+            notificationManager.createNotificationChannel(channel);
         }
 
 
-            notificationManager.notify(0, notificationBuilder.build());
-    }
+        notificationManager.notify(postNotification.getTopicId(), notificationBuilder.build());
+        if (Build.VERSION.SDK_INT >= 21) notificationManager.notify(0, summaryNotificationBuilder.build());}
 }