fix(series-detail): 조회 실패 시 이전 화면으로 복귀한다

app/src/main/java/kr/co/vividnext/sodalive/audio_content/series/detail/SeriesDetailActivity.kt

@@ -44,12 +44,13 @@ class SeriesDetailActivity : BaseActivity<ActivitySeriesDetailBinding>(
                 Toast.LENGTH_LONG
             ).show()
             finish()
+            return
         }
 
         bindData()
 
         viewModel.seriesId = seriesId
-        viewModel.getSeriesDetail()
+        viewModel.getSeriesDetail { finish() }
     }
 
     override fun setupView() {

app/src/main/java/kr/co/vividnext/sodalive/audio_content/series/detail/SeriesDetailViewModel.kt

@@ -34,7 +34,7 @@ class SeriesDetailViewModel(
     private val unknownErrorMessage: String
         get() = SodaLiveApplicationHolder.get().getString(R.string.common_error_unknown)
 
-    fun getSeriesDetail() {
+    fun getSeriesDetail(onFailure: (() -> Unit)? = null) {
         _isLoading.value = true
 
         compositeDisposable.add(
@@ -51,6 +51,10 @@ class SeriesDetailViewModel(
                             _seriesDetailLiveData.value = seriesDetailResponse
                         } else {
                             _toastLiveData.value = it.message ?: unknownErrorMessage
+
+                            if (onFailure != null) {
+                                onFailure()
+                            }
                         }
                         _isLoading.value = false
                     },
@@ -58,6 +62,10 @@ class SeriesDetailViewModel(
                         _isLoading.value = false
                         it.message?.let { message -> Logger.e(message) }
                         _toastLiveData.postValue(unknownErrorMessage)
+
+                        if (onFailure != null) {
+                            onFailure()
+                        }
                     }
                 )
         )