Fixed issues with new chat room API + hide empty one to one chat rooms

app/src/main/java/org/linphone/chat/ChatRoomCreationFragment.java

@@ -51,6 +51,7 @@ import org.linphone.contacts.SearchContactViewHolder;
 import org.linphone.contacts.SearchContactsAdapter;
 import org.linphone.core.Address;
 import org.linphone.core.ChatRoom;
+import org.linphone.core.ChatRoomBackend;
 import org.linphone.core.ChatRoomListenerStub;
 import org.linphone.core.ChatRoomParams;
 import org.linphone.core.Core;
@@ -567,8 +568,9 @@ public class ChatRoomCreationFragment extends Fragment
                                     mShareInfos);
                 } else {
                     ChatRoomParams params = lc.createDefaultChatRoomParams();
+                    // This will set the backend to FlexisipChat automatically
                     params.enableEncryption(true);
-                    params.enableGroup(true);
+                    params.enableGroup(false);
 
                     Address participants[] = new Address[1];
                     participants[0] = address;
@@ -595,7 +597,9 @@ public class ChatRoomCreationFragment extends Fragment
 
                         ChatRoomParams params = lc.createDefaultChatRoomParams();
                         params.enableEncryption(false);
-                        params.enableGroup(true);
+                        params.enableGroup(false);
+                        // We don't want a basic chat room
+                        params.setBackend(ChatRoomBackend.FlexisipChat);
 
                         Address participants[] = new Address[1];
                         participants[0] = address;

app/src/main/java/org/linphone/chat/ChatRoomsAdapter.java

@@ -30,6 +30,7 @@ import java.util.Comparator;
 import java.util.List;
 import org.linphone.LinphoneManager;
 import org.linphone.core.ChatRoom;
+import org.linphone.utils.LinphoneUtils;
 import org.linphone.utils.SelectableAdapter;
 import org.linphone.utils.SelectableHelper;
 
@@ -71,7 +72,9 @@ public class ChatRoomsAdapter extends SelectableAdapter<ChatRoomViewHolder> {
     }
 
     public void refresh() {
-        mRooms = new ArrayList<>(Arrays.asList(LinphoneManager.getLc().getChatRooms()));
+        mRooms =
+                LinphoneUtils.removeEmptyOneToOneChatRooms(
+                        new ArrayList<>(Arrays.asList(LinphoneManager.getLc().getChatRooms())));
         Collections.sort(
                 mRooms,
                 new Comparator<ChatRoom>() {

app/src/main/java/org/linphone/chat/ChatRoomsFragment.java

@@ -52,6 +52,7 @@ import org.linphone.core.EventLog;
 import org.linphone.core.ProxyConfig;
 import org.linphone.core.tools.Log;
 import org.linphone.fragments.FragmentsAvailable;
+import org.linphone.utils.LinphoneUtils;
 import org.linphone.utils.SelectableHelper;
 
 public class ChatRoomsFragment extends Fragment
@@ -76,7 +77,9 @@ public class ChatRoomsFragment extends Fragment
             final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
 
         super.onCreate(savedInstanceState);
-        mRooms = new ArrayList<>(Arrays.asList(LinphoneManager.getLc().getChatRooms()));
+        mRooms =
+                LinphoneUtils.removeEmptyOneToOneChatRooms(
+                        new ArrayList<>(Arrays.asList(LinphoneManager.getLc().getChatRooms())));
 
         mContext = getActivity().getApplicationContext();
         View view = inflater.inflate(R.layout.chatlist, container, false);

app/src/main/java/org/linphone/contacts/ContactDetailsFragment.java

@@ -39,6 +39,7 @@ import org.linphone.LinphoneManager;
 import org.linphone.R;
 import org.linphone.core.Address;
 import org.linphone.core.ChatRoom;
+import org.linphone.core.ChatRoomBackend;
 import org.linphone.core.ChatRoomListenerStub;
 import org.linphone.core.ChatRoomParams;
 import org.linphone.core.Core;
@@ -109,7 +110,10 @@ public class ContactDetailsFragment extends Fragment
 
                                     ChatRoomParams params = lc.createDefaultChatRoomParams();
                                     params.enableEncryption(isSecured);
-                                    params.enableGroup(true);
+                                    params.enableGroup(false);
+                                    // We don't want a basic chat room,
+                                    // so if isSecured is false we have to set this manually
+                                    params.setBackend(ChatRoomBackend.FlexisipChat);
 
                                     Address participants[] = new Address[1];
                                     participants[0] = participant;

app/src/main/java/org/linphone/history/HistoryDetailFragment.java

@@ -35,6 +35,7 @@ import org.linphone.contacts.ContactsManager;
 import org.linphone.contacts.LinphoneContact;
 import org.linphone.core.Address;
 import org.linphone.core.ChatRoom;
+import org.linphone.core.ChatRoomBackend;
 import org.linphone.core.ChatRoomListenerStub;
 import org.linphone.core.ChatRoomParams;
 import org.linphone.core.Core;
@@ -232,7 +233,9 @@ public class HistoryDetailFragment extends Fragment implements OnClickListener {
 
                     ChatRoomParams params = lc.createDefaultChatRoomParams();
                     params.enableEncryption(false);
-                    params.enableGroup(true);
+                    params.enableGroup(false);
+                    // We don't want a basic chat room
+                    params.setBackend(ChatRoomBackend.FlexisipChat);
 
                     Address participants[] = new Address[1];
                     participants[0] = participant;

app/src/main/java/org/linphone/utils/LinphoneUtils.java

@@ -49,6 +49,8 @@ import org.linphone.core.AccountCreator;
 import org.linphone.core.Address;
 import org.linphone.core.Call;
 import org.linphone.core.Call.State;
+import org.linphone.core.ChatRoom;
+import org.linphone.core.ChatRoomCapabilities;
 import org.linphone.core.Core;
 import org.linphone.core.Factory;
 import org.linphone.core.LogCollectionState;
@@ -486,4 +488,17 @@ public final class LinphoneUtils {
             sContext = LinphoneManager.getInstance().getContext();
         return sContext;
     }
+
+    public static ArrayList<ChatRoom> removeEmptyOneToOneChatRooms(ArrayList<ChatRoom> rooms) {
+        ArrayList<ChatRoom> newRooms = new ArrayList<>();
+        for (ChatRoom room : rooms) {
+            if (room.hasCapability(ChatRoomCapabilities.OneToOne.toInt())
+                    && room.getLastMessageInHistory() == null) {
+                // Hide 1-1 chat rooms without messages
+            } else {
+                newRooms.add(room);
+            }
+        }
+        return newRooms;
+    }
 }