"fix(chat-room): 쿼터 UI를 totalRemaining 대신 nextRechargeAtEpoch 기준으로 갱신

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

@@ -379,7 +379,7 @@ class ChatRoomActivity : BaseActivity<ActivityChatRoomBinding>(
                 }
 
                 // 응답에 포함된 쿼터 상태로 UI 갱신
-                updateQuotaUi(response.totalRemaining, response.nextRechargeAtEpoch)
+                updateQuotaUi(response.nextRechargeAtEpoch)
             }, { error ->
                 // 실패: 타이핑 인디케이터 제거 및 FAILED로 업데이트
                 chatAdapter.hideTypingIndicator()
@@ -466,7 +466,7 @@ class ChatRoomActivity : BaseActivity<ActivityChatRoomBinding>(
                 .observeOn(AndroidSchedulers.mainThread())
                 .subscribe({ resp ->
                     // 쿼터 UI 갱신
-                    updateQuotaUi(resp.totalRemaining, resp.nextRechargeAtEpoch)
+                    updateQuotaUi(resp.nextRechargeAtEpoch)
 
                     // 결제 성공 시 로컬 캔 차감(30캔) 및 헤더 배지 즉시 반영
                     val newCan = (SharedPreferenceManager.can - 30).coerceAtLeast(0)
@@ -478,18 +478,18 @@ class ChatRoomActivity : BaseActivity<ActivityChatRoomBinding>(
         )
     }
 
-    private fun updateQuotaUi(totalRemaining: Int, nextRechargeAtEpoch: Long?) {
-        if (totalRemaining > 0) {
-            // 입력창 표시 및 안내 제거
-            binding.inputContainer.isVisible = true
-            stopQuotaCountdown()
-            ensureQuotaNoticeRemoved()
-        } else {
+    private fun updateQuotaUi(nextRechargeAtEpoch: Long?) {
+        if (nextRechargeAtEpoch != null) {
             // 입력창 숨김 및 안내 표시 + 카운트다운 시작
             binding.inputContainer.isVisible = false
             val timeText = formatEpochToHms(nextRechargeAtEpoch)
             ensureQuotaNoticeShown(timeText)
             startQuotaCountdown(nextRechargeAtEpoch)
+        } else {
+            // 입력창 표시 및 안내 제거
+            binding.inputContainer.isVisible = true
+            stopQuotaCountdown()
+            ensureQuotaNoticeRemoved()
         }
     }
 
@@ -551,7 +551,7 @@ class ChatRoomActivity : BaseActivity<ActivityChatRoomBinding>(
             chatRepository.getChatQuotaStatus(roomId, token)
                 .observeOn(AndroidSchedulers.mainThread())
                 .subscribe({ resp ->
-                    updateQuotaUi(resp.totalRemaining, resp.nextRechargeAtEpoch)
+                    updateQuotaUi(resp.nextRechargeAtEpoch)
                 }, { /* 무시: 다음 틱에 재시도 가능 */ })
         )
     }
@@ -655,7 +655,7 @@ class ChatRoomActivity : BaseActivity<ActivityChatRoomBinding>(
                 isLoading = false
 
                 // 쿼터 UI 갱신
-                updateQuotaUi(response.totalRemaining, response.nextRechargeAtEpoch)
+                updateQuotaUi(response.nextRechargeAtEpoch)
 
                 // 7.3: 오래된 메시지 정리(백그라운드)
                 compositeDisposable.add(