Fix empty screen.

Author: arriolac

Jetcaster/app/src/main/java/com/example/jetcaster/ui/home/HomeViewModel.kt

@@ -16,6 +16,7 @@
 
 package com.example.jetcaster.ui.home
 
+import android.util.Log
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.example.jetcaster.Graph
@@ -60,14 +61,19 @@ class HomeViewModel(
     private val refreshing = MutableStateFlow(false)
 
     @OptIn(ExperimentalCoroutinesApi::class)
-    private val libraryEpisodes = podcastStore.followedPodcastsSortedByLastEpisode()
+    private val libraryEpisodes =
+        podcastStore.followedPodcastsSortedByLastEpisode()
         .flatMapLatest { followedPodcasts ->
-            combine(
-                followedPodcasts.map { p ->
-                    episodeStore.episodesInPodcast(p.podcast.uri, 5)
+            if (followedPodcasts.isEmpty()) {
+                flowOf(emptyList())
+            } else {
+                combine(
+                    followedPodcasts.map { p ->
+                        episodeStore.episodesInPodcast(p.podcast.uri, 5)
+                    }
+                ) { allEpisodes ->
+                    allEpisodes.toList().flatten().sortedByDescending { it.episode.published }
                 }
-            ) { allEpisodes ->
-                allEpisodes.toList().flatten().sortedByDescending { it.episode.published }
             }
         }