Implement super hacky notifications

app/src/main/java/org/mercury_im/messenger/MercuryImApplication.java

@@ -13,6 +13,7 @@ import org.mercury_im.messenger.core.connection.MercuryConfiguration;
 import org.mercury_im.messenger.di.component.AppComponent;
 import org.mercury_im.messenger.di.component.DaggerAppComponent;
 import org.mercury_im.messenger.di.module.AppModule;
+import org.mercury_im.messenger.persistence.pojo.Chat;
 import org.mercury_im.messenger.persistence.room.RoomModule;
 import org.mercury_im.messenger.persistence.room.RoomRepositoryModule;
 import org.mercury_im.messenger.service.XmppConnectionService;
@@ -23,7 +24,7 @@ import java.util.concurrent.atomic.AtomicInteger;
 
 import javax.inject.Inject;
 
-public class MercuryImApplication extends Application {
+public class MercuryImApplication extends Application implements org.mercury_im.messenger.core.NotificationManager {
 
     public static final String TAG = "Mercury-IM";
 
@@ -110,11 +111,16 @@ public class MercuryImApplication extends Application {
         String mDescription = getResources().getString(R.string.channel_description_message);
 
         NotificationChannel messages = new NotificationChannel(Notifications.NOTIFICATION_CHANNEL__NEW_MESSAGE,
-                mName, NotificationManager.IMPORTANCE_HIGH);
+                mName, NotificationManager.IMPORTANCE_DEFAULT);
         messages.setDescription(mDescription);
         notificationManager.createNotificationChannel(messages);
     }
 
+    @Override
+    public int chatMessageReceived(Chat chat, String contactName, String body) {
+        return Notifications.chatMessageReceived(this, chat, contactName, body);
+    }
+
     public AppComponent getAppComponent() {
         return appComponent;
     }

app/src/main/java/org/mercury_im/messenger/Notifications.java

@@ -1,5 +1,15 @@
 package org.mercury_im.messenger;
 
+import android.app.PendingIntent;
+import android.content.Context;
+import android.content.Intent;
+
+import androidx.core.app.NotificationCompat;
+import androidx.core.app.NotificationManagerCompat;
+
+import org.mercury_im.messenger.persistence.pojo.Chat;
+import org.mercury_im.messenger.ui.chat.ChatActivity;
+
 public class Notifications {
 
     public static final String NOTIFICATION_CHANNEL__FOREGROUND_SERVICE = "foreground_service";
@@ -10,5 +20,28 @@ public class Notifications {
     // Notification IDs
     public static final int FOREGROUND_SERVICE_ID = 1; // must not be 0
 
+    public static int chatMessageReceived(Context context, Chat chat, String contactName, String body) {
+        int id = (System.nanoTime() + " " + body).hashCode();
+
+        Intent tapAction = new Intent(context, ChatActivity.class);
+        tapAction.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+        tapAction.putExtra("JID", chat.jid.toString());
+        tapAction.putExtra("ACCOUNT", chat.accountId);
+        PendingIntent pendingIntent = PendingIntent.getActivity(context, 0, tapAction, 0);
+
+        NotificationCompat.Builder builder = new NotificationCompat.Builder(context,
+                Notifications.NOTIFICATION_CHANNEL__NEW_MESSAGE);
+        builder.setContentTitle(context.getResources().getString(R.string.notification_title, contactName));
+        builder.setContentText(body);
+        builder.setSmallIcon(R.drawable.ic_person_outline_black_24dp);
+        builder.setContentIntent(pendingIntent);
+        builder.setAutoCancel(true);
+
+        NotificationManagerCompat notificationManagerCompat = NotificationManagerCompat.from(context);
+
+        notificationManagerCompat.notify(id, builder.build());
+
+        return id;
+    }
 
 }

app/src/main/java/org/mercury_im/messenger/di/module/AppModule.java

@@ -6,6 +6,7 @@ import dagger.Module;
 import dagger.Provides;
 
 import org.mercury_im.messenger.MercuryImApplication;
+import org.mercury_im.messenger.core.NotificationManager;
 import org.mercury_im.messenger.core.di.CenterModule;
 
 import javax.inject.Singleton;
@@ -24,4 +25,10 @@ public class AppModule {
     Application provideApplication() {
         return mApplication;
     }
+
+    @Provides
+    @Singleton
+    NotificationManager providerNotificationManager() {
+        return mApplication;
+    }
 }

app/src/main/res/menu/bottom_menu_main.xml

@@ -6,7 +6,7 @@
         android:icon="@drawable/ic_message_black_24dp" />
 
     <item android:id="@+id/entry_contacts"
-        android:title="@string/entry_contacts"
+        android:title="@string/entry_contact_list"
         android:icon="@drawable/ic_group_black_24dp" />
 
     <item android:id="@+id/entry_accounts"

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

@@ -120,9 +120,10 @@
     <string name="action_add_reaction">Add Reaction</string>
     <string name="action_message_details">Details</string>
     <string name="entry_chats">Chats</string>
-    <string name="entry_contacts">Contacts</string>
+    <string name="entry_contact_list">Contact List</string>
     <string name="entry_accounts">Accounts</string>
     <string name="tab_contacts">Contacts</string>
     <string name="tab_bookmarks">Bookmarks</string>
 
+    <string name="notification_title">%1$s wrote:</string>
 </resources>

core/src/main/java/org/mercury_im/messenger/core/NotificationManager.java

@@ -0,0 +1,9 @@
+package org.mercury_im.messenger.core;
+
+import org.mercury_im.messenger.persistence.pojo.Chat;
+
+public interface NotificationManager {
+
+    int chatMessageReceived(Chat chat, String contactName, String body);
+
+}

core/src/main/java/org/mercury_im/messenger/core/di/CenterModule.java

@@ -1,5 +1,6 @@
 package org.mercury_im.messenger.core.di;
 
+import org.mercury_im.messenger.core.NotificationManager;
 import org.mercury_im.messenger.core.centers.ConnectionCenter;
 import org.mercury_im.messenger.core.stores.EntityCapsStore;
 import org.mercury_im.messenger.core.stores.PlainMessageStore;
@@ -30,8 +31,8 @@ public class CenterModule {
 
     @Singleton
     @Provides
-    static PlainMessageStore provideMessageStore(MessageRepository messageRepository) {
-        return new PlainMessageStore(messageRepository);
+    static PlainMessageStore provideMessageStore(MessageRepository messageRepository, NotificationManager notificationManager) {
+        return new PlainMessageStore(messageRepository, notificationManager);
     }
 
 }

core/src/main/java/org/mercury_im/messenger/core/stores/PlainMessageStore.java

@@ -8,6 +8,7 @@ import org.jivesoftware.smackx.carbons.packet.CarbonExtension;
 import org.jivesoftware.smackx.delay.packet.DelayInformation;
 import org.jivesoftware.smackx.mam.MamManager;
 import org.jxmpp.jid.EntityBareJid;
+import org.mercury_im.messenger.core.NotificationManager;
 import org.mercury_im.messenger.core.connection.MercuryConnection;
 import org.mercury_im.messenger.persistence.model.MessageModel;
 import org.mercury_im.messenger.persistence.repository.MessageRepository;
@@ -29,14 +30,24 @@ public class PlainMessageStore {
 
     private final MessageRepository messageRepository;
 
-    public PlainMessageStore(MessageRepository messageRepository) {
+    private final NotificationManager notificationManager;
+
+    public PlainMessageStore(MessageRepository messageRepository, NotificationManager notificationManager) {
         this.messageRepository = messageRepository;
+        this.notificationManager = notificationManager;
     }
 
     public void newIncomingMessage(long accountId, EntityBareJid from, Message message, Chat chat) {
         if (message.getBody() == null) {
             return;
         }
+
+        org.mercury_im.messenger.persistence.pojo.Chat chatPojo = new org.mercury_im.messenger.persistence.pojo.Chat();
+        chatPojo.jid = from;
+        chatPojo.accountId = accountId;
+        chatPojo.peerName = null;
+        notificationManager.chatMessageReceived(chatPojo, null, message.getBody());
+
         MessageModel messageModel = messageRepository.newMessageModel();
         messageModel.setAccountId(accountId);
         messageModel.setFrom(chat.getXmppAddressOfChatPartner());