feat(chat-character): 채팅 톡 탭

- 데이터가 없으면 "대화 중인 톡이 없습니다" 메시지 표시

app/src/main/java/kr/co/vividnext/sodalive/chat/talk/TalkTabFragment.kt

@@ -50,7 +50,14 @@ class TalkTabFragment : BaseFragment<FragmentTalkTabBinding>(
         // 대화방 목록 관찰
         viewModel.talkRooms.observe(viewLifecycleOwner) {
             if (it.isNotEmpty()) {
+                binding.rvTalk.visibility = View.VISIBLE
+                binding.tvEmpty.visibility = View.GONE
                 adapter.submitList(it)
+            } else {
+                adapter.submitList(emptyList())
+                binding.rvTalk.visibility = View.GONE
+                binding.tvEmpty.visibility = View.VISIBLE
+                binding.tvEmpty.text = "대화 중인 톡이 없습니다"
             }
         }
 

app/src/main/res/layout/fragment_talk_tab.xml

@@ -15,4 +15,18 @@
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/tv_empty"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="대화 중인 톡이 없습니다"
+        android:textColor="@android:color/white"
+        android:textSize="20sp"
+        android:fontFamily="@font/pretendard_regular"
+        android:visibility="gone"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
 </androidx.constraintlayout.widget.ConstraintLayout>