update chat contact name in realtime

uikit-custom-sample/src/main/java/com/sendbird/uikit/customsample/groupchannel/GroupChannelMainActivity.java

@@ -136,7 +136,7 @@ private void redirectChannelIfNeeded(Intent intent) {
     }
 
     private void showCustomChannelActivity(String channelUrl) {
-        Intent intent = CustomChannelActivity.newIntentFromCustomActivity(GroupChannelMainActivity.this, CustomChannelActivity.class, channelUrl, null);
+        Intent intent = CustomChannelActivity.newIntentFromCustomActivity(GroupChannelMainActivity.this, CustomChannelActivity.class, channelUrl);
         startActivity(intent);
     }
 

uikit-custom-sample/src/main/java/com/sendbird/uikit/customsample/groupchannel/activities/CustomChannelActivity.java

@@ -22,7 +22,6 @@ protected ChannelFragment createChannelFragment(@NonNull String channelUrl, Stri
         return new ChannelFragment.Builder(channelUrl, R.style.CustomMessageListStyle)
                 .setCustomChannelFragment(customChannelFragment)
                 .setUseHeader(true)
-                .setHeaderTitle(null)
                 .setUseHeaderLeftButton(true)
                 .setUseHeaderRightButton(true)
                 .setUseLastSeenAt(true)

uikit-custom-sample/src/main/java/com/sendbird/uikit/customsample/groupchannel/fragments/CustomCreateChannelFragment.java

@@ -69,7 +69,7 @@ private CustomUserListAdapter createCustomUserListAdapter() {
 
     private void showCustomChannelActivity(String channelUrl) {
         if (getActivity() != null && getContext() != null) {
-            Intent intent = CustomChannelActivity.newIntentFromCustomActivity(getActivity(), CustomChannelActivity.class, channelUrl, null);
+            Intent intent = CustomChannelActivity.newIntentFromCustomActivity(getActivity(), CustomChannelActivity.class, channelUrl);
             startActivity(intent);
             getActivity().finish();
         }

uikit-custom-sample/src/main/java/com/sendbird/uikit/customsample/groupchannel/fragments/CustomInviteChannelFragment.java

@@ -70,7 +70,7 @@ private CustomUserListAdapter createCustomAdapter() {
 
     private void showCustomChannelActivity() {
         if (getContext() != null) {
-            Intent intent = ChannelActivity.newIntentFromCustomActivity(getContext(), CustomChannelActivity.class, channel.getUrl(), null);
+            Intent intent = ChannelActivity.newIntentFromCustomActivity(getContext(), CustomChannelActivity.class, channel.getUrl());
             intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
             startActivity(intent);
         }

uikit/src/main/java/com/sendbird/uikit/activities/ChannelActivity.java

@@ -36,18 +36,7 @@ public class ChannelActivity extends AppCompatActivity {
      * @return ChannelActivity Intent
      */
     public static Intent newIntent(@NonNull Context context, @NonNull String channelUrl) {
-        return newIntentFromCustomActivity(context, ChannelActivity.class, channelUrl, null);
-    }
-
-    /**
-     * Create an intent for a {@link ChannelActivity}.
-     *
-     * @param context A Context of the application package implementing this class.
-     * @param channelUrl the url of the channel will be implemented.
-     * @return ChannelActivity Intent
-     */
-    public static Intent newIntent(@NonNull Context context, @NonNull String channelUrl, @Nullable String title) {
-        return newIntentFromCustomActivity(context, ChannelActivity.class, channelUrl, title);
+        return newIntentFromCustomActivity(context, ChannelActivity.class, channelUrl);
     }
 
     /**
@@ -59,8 +48,8 @@ public static Intent newIntent(@NonNull Context context, @NonNull String channel
      * @return Returns a newly created Intent that can be used to launch the activity.
      * @since 1.1.2
      */
-    public static Intent newIntentFromCustomActivity(@NonNull Context context, @NonNull Class<? extends ChannelActivity> cls, @NonNull String channelUrl, @Nullable String title) {
-        return new IntentBuilder(context, cls, channelUrl, title).build();
+    public static Intent newIntentFromCustomActivity(@NonNull Context context, @NonNull Class<? extends ChannelActivity> cls, @NonNull String channelUrl) {
+        return new IntentBuilder(context, cls, channelUrl).build();
     }
 
     private String url;
@@ -146,9 +135,6 @@ protected ChannelFragment createChannelFragment(@NonNull String channelUrl, @Nul
         ChannelFragment.Builder builder = new ChannelFragment.Builder(channelUrl)
                 .setUseHeader(true)
                 .setStartingPoint(intent.getLongExtra(StringSet.KEY_STARTING_POINT, Long.MAX_VALUE));
-        if (title != null) {
-            builder.setHeaderTitle(title);
-        }
         if (intent.hasExtra(StringSet.KEY_HIGHLIGHT_MESSAGE_INFO)) {
             builder.setHighlightMessageInfo(intent.getParcelableExtra(StringSet.KEY_HIGHLIGHT_MESSAGE_INFO));
         }
@@ -164,7 +150,6 @@ protected ChannelFragment createChannelFragment(@NonNull String channelUrl, @Nul
     public static class IntentBuilder {
         private final Context context;
         private final String channelUrl;
-        private final String title;
         private long startingPoint = Long.MAX_VALUE;
         private HighlightMessageInfo highlightMessageInfo;
         private Class<? extends ChannelActivity> customClass = ChannelActivity.class;
@@ -176,10 +161,9 @@ public static class IntentBuilder {
          * @param channelUrl The url of the channel will be implemented.
          * @since 2.1.0
          */
-        public IntentBuilder(@NonNull Context context, @NonNull String channelUrl, @Nullable String title) {
+        public IntentBuilder(@NonNull Context context, @NonNull String channelUrl) {
             this.context = context;
             this.channelUrl = channelUrl;
-            this.title = title;
         }
 
         /**
@@ -190,11 +174,10 @@ public IntentBuilder(@NonNull Context context, @NonNull String channelUrl, @Null
          * @param channelUrl The url of the channel will be implemented.
          * @since 2.1.0
          */
-        public IntentBuilder(@NonNull Context context, @NonNull Class<? extends ChannelActivity> customClass, @NonNull String channelUrl, @Nullable String title) {
+        public IntentBuilder(@NonNull Context context, @NonNull Class<? extends ChannelActivity> customClass, @NonNull String channelUrl) {
             this.context = context;
             this.channelUrl = channelUrl;
             this.customClass = customClass;
-            this.title = title;
         }
 
         /**
@@ -231,7 +214,6 @@ public Intent build() {
             Intent intent = new Intent(context, customClass);
             intent.putExtra(StringSet.KEY_CHANNEL_URL, channelUrl);
             intent.putExtra(StringSet.KEY_STARTING_POINT, startingPoint);
-            intent.putExtra(StringSet.KEY_HEADER_TITLE, title);
             if (highlightMessageInfo != null) {
                 intent.putExtra(StringSet.KEY_HIGHLIGHT_MESSAGE_INFO, highlightMessageInfo);
             }

uikit/src/main/java/com/sendbird/uikit/fragments/ChannelFragment.java

@@ -165,7 +165,6 @@ public class ChannelFragment extends BaseGroupChannelFragment implements OnIdent
     private OnInputTextChangedListener editModeTextChangedListener;
     final AtomicBoolean isInitCallFinished = new AtomicBoolean(false);
     final AtomicBoolean shouldAnimate = new AtomicBoolean(false);
-    private String headerTitle = null;
 
     private final ReplyType replyType = SendBirdUIKit.getReplyType();
 
@@ -273,9 +272,7 @@ private ChannelViewModel createViewModel(GroupChannel channel) {
     private void drawChannel(GroupChannel channel) {
         Logger.dev("++ drawChannel()");
         if (isActive()) {
-            if (headerTitle == null) {
-                binding.chvChannelHeader.getTitleTextView().setText(ChannelUtils.makeTitleText(getContext(), channel));
-            }
+            binding.chvChannelHeader.getTitleTextView().setText(ChannelUtils.makeTitleText(channel));
             ChannelUtils.loadChannelCover(binding.chvChannelHeader.getProfileView(), channel);
             binding.tvInformation.setVisibility(channel.isFrozen() ? View.VISIBLE : View.GONE);
             binding.tvInformation.setText(R.string.sb_text_information_channel_frozen);
@@ -317,18 +314,12 @@ private void initHeaderOnCreated() {
             headerRightButtonIconResId = args.getInt(StringSet.KEY_HEADER_RIGHT_BUTTON_ICON_RES_ID, R.drawable.icon_info);
             headerLeftButtonIconTint = args.getParcelable(StringSet.KEY_HEADER_LEFT_BUTTON_ICON_TINT);
             headerRightButtonIconTint = args.getParcelable(StringSet.KEY_HEADER_RIGHT_BUTTON_ICON_TINT);
-            headerTitle = args.getString(StringSet.KEY_HEADER_TITLE, null);
         }
 
         binding.chvChannelHeader.setVisibility(useHeader ? View.VISIBLE : View.GONE);
 
         binding.chvChannelHeader.setUseLeftImageButton(useHeaderLeftButton);
         binding.chvChannelHeader.setUseRightButton(useHeaderRightButton);
-
-        if (headerTitle != null) {
-            binding.chvChannelHeader.getTitleTextView().setText(headerTitle);
-        }
-
         binding.chvChannelHeader.setLeftImageButtonResource(headerLeftButtonIconResId);
         if (args != null && args.containsKey(StringSet.KEY_HEADER_LEFT_BUTTON_ICON_RES_ID)) {
             binding.chvChannelHeader.setLeftImageButtonTint(headerLeftButtonIconTint);
@@ -1824,15 +1815,7 @@ public List<Member> getMembers() {
     public void onPhonebookUpdated() {
         Handler handler = new Handler(getContext().getMainLooper());
         handler.post(() -> {
-            if (isSingleChat()) {
-                for (Member member: getMembers()) {
-                    if (!member.getUserId().equals(SendBirdUIKit.getAdapter().getUserInfo().getUserId())) {
-                        String phoneNumber = member.getMetaData("phone");
-                        String memberName = SendBirdUIKit.findPhoneBookName(phoneNumber);
-                        binding.chvChannelHeader.getTitleTextView().setText(memberName);
-                    }
-                }
-            }
+            binding.chvChannelHeader.getTitleTextView().setText(ChannelUtils.makeTitleText(channel));
         });
     }
 
@@ -1962,18 +1945,6 @@ public Builder setUseTypingIndicator(boolean useTypingIndicator) {
             return this;
         }
 
-        /**
-         * Sets the title of the header.
-         *
-         * @param title text to be displayed.
-         * @return This Builder object to allow for chaining of calls to set methods.
-         * @since 2.1.1
-         */
-        public Builder setHeaderTitle(String title) {
-            bundle.putString(StringSet.KEY_HEADER_TITLE, title);
-            return this;
-        }
-
         /**
          * Sets the icon on the left button of the header.
          *

uikit/src/main/java/com/sendbird/uikit/fragments/MessageSearchFragment.java

@@ -229,7 +229,7 @@ protected void onSearchResultReceived(List<BaseMessage> searchResults) {
      */
     protected void onItemClicked(View view, int position, BaseMessage message) {
         Logger.d(">> MessageSearchFragment::onItemClicked(position=%s)", position);
-        Intent intent = new ChannelActivity.IntentBuilder(getContext(), channel.getUrl(), null)
+        Intent intent = new ChannelActivity.IntentBuilder(getContext(), channel.getUrl())
                 .setStartingPoint(message.getCreatedAt())
                 .setHighlightMessageInfo(HighlightMessageInfo.fromMessage(message))
                 .build();

uikit/src/main/java/com/sendbird/uikit/utils/ChannelUtils.java

@@ -13,6 +13,7 @@
 import com.sendbird.android.Sender;
 import com.sendbird.android.User;
 import com.sendbird.uikit.R;
+import com.sendbird.uikit.SendBirdUIKit;
 import com.sendbird.uikit.consts.StringSet;
 import com.sendbird.uikit.widgets.ChannelCoverView;
 
@@ -22,6 +23,56 @@
 
 public class ChannelUtils {
 
+    private static Member getOtherMember(GroupChannel channel) {
+        List<Member> members = channel.getMembers();
+        String userId = SendBirdUIKit.getAdapter().getUserInfo().getUserId();
+        for (Member member: members) {
+            if (!member.getUserId().equals(userId)) {
+                return member;
+            }
+        }
+        return null;
+    }
+
+    private static List<Member> getOtherMembers(GroupChannel channel) {
+        List<Member> members = channel.getMembers();
+        List<Member> otherMembers = new ArrayList<>();
+        String userId = SendBirdUIKit.getAdapter().getUserInfo().getUserId();
+        for (Member member: members) {
+            if (!member.getUserId().equals(userId)) {
+                otherMembers.add(member);
+            }
+        }
+        return otherMembers;
+    }
+
+    public static String makeTitleText(GroupChannel channel) {
+        boolean isSingleChat = channel.getMemberCount() <= 2;
+        if (isSingleChat) {
+            Member otherMember = getOtherMember(channel);
+            if (otherMember != null) {
+                String phoneNumber = otherMember.getMetaData("phone");
+                return SendBirdUIKit.findPhoneBookName(phoneNumber);
+            } else {
+                return "No members";
+            }
+        } else {
+            String channelName = channel.getName();
+            List<Member> otherMembers = getOtherMembers(channel);
+            if (!TextUtils.isEmpty(channelName)) return channelName;
+            else {
+                StringBuilder names = new StringBuilder();
+                for (Member member: otherMembers) {
+                    String phoneNumber = member.getMetaData("phone");
+                    String memberName = SendBirdUIKit.findPhoneBookName(phoneNumber);
+                    names.append(memberName);
+                    names.append(", ");
+                }
+                return names.toString();
+            }
+        }
+    }
+
     public static String makeTitleText(@NonNull Context context, GroupChannel channel) {
         String channelName = channel.getName();
         if (!TextUtils.isEmpty(channelName) && !channelName.equals(StringSet.GROUP_CHANNEL)) {