Screensaver fixes (#1047)

## Description
Fixes a few issues with the in-app & OS screensavers

- Make sure clock is updating for in-app screensaver
- Fix crash if app is force quit before the OS screensaver starts

### Related issues
Fixes #1045 

### Testing
NVIDIA shield

## Screenshots
N/A

## AI or LLM usage
None

app/src/main/java/com/github/damontecres/wholphin/MainActivity.kt

@@ -53,6 +53,7 @@ import com.github.damontecres.wholphin.ui.launchDefault
 import com.github.damontecres.wholphin.ui.launchIO
 import com.github.damontecres.wholphin.ui.nav.Destination
 import com.github.damontecres.wholphin.ui.theme.WholphinTheme
+import com.github.damontecres.wholphin.ui.util.ProvideLocalClock
 import com.github.damontecres.wholphin.util.DebugLogTree
 import com.github.damontecres.wholphin.util.ExceptionHandler
 import dagger.hilt.android.AndroidEntryPoint
@@ -211,6 +212,7 @@ class MainActivity : AppCompatActivity() {
                         true,
                         appThemeColors = appPreferences.interfacePreferences.appThemeColors,
                     ) {
+                        ProvideLocalClock {
                             val requestedDestination =
                                 remember(intent) {
                                     intent?.let(::extractDestination) ?: Destination.Home()
@@ -229,6 +231,7 @@ class MainActivity : AppCompatActivity() {
                 }
             }
         }
+    }
 
     override fun dispatchKeyEvent(event: KeyEvent): Boolean {
         if (screensaverService.state.value.show) {

app/src/main/java/com/github/damontecres/wholphin/MainContent.kt

@@ -96,7 +96,6 @@ fun MainContent(
                                 backdropService.clearBackdrop()
                             }
                             val current = key.current
-                            ProvideLocalClock {
                             val preferences =
                                 remember(appPreferences) {
                                     UserPreferences(appPreferences)
@@ -133,7 +132,6 @@ fun MainContent(
                         }
                     }
                 }
-                }
             },
         )
         val screenSaverState by screensaverService.state.collectAsState()

app/src/main/java/com/github/damontecres/wholphin/WholphinDreamService.kt

@@ -5,11 +5,13 @@ import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.livedata.observeAsState
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.ComposeView
+import androidx.datastore.core.DataStore
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.LifecycleRegistry
 import androidx.lifecycle.lifecycleScope
@@ -18,14 +20,19 @@ import androidx.savedstate.SavedStateRegistry
 import androidx.savedstate.SavedStateRegistryController
 import androidx.savedstate.SavedStateRegistryOwner
 import androidx.savedstate.setViewTreeSavedStateRegistryOwner
+import com.github.damontecres.wholphin.data.ServerRepository
+import com.github.damontecres.wholphin.preferences.AppPreferences
 import com.github.damontecres.wholphin.preferences.UserPreferences
 import com.github.damontecres.wholphin.services.ScreensaverService
 import com.github.damontecres.wholphin.services.UserPreferencesService
 import com.github.damontecres.wholphin.ui.components.AppScreensaverContent
+import com.github.damontecres.wholphin.ui.launchDefault
 import com.github.damontecres.wholphin.ui.theme.WholphinTheme
 import com.github.damontecres.wholphin.ui.util.ProvideLocalClock
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.flow.collectLatest
+import kotlinx.coroutines.flow.first
+import org.jellyfin.sdk.model.serializer.toUUIDOrNull
 import javax.inject.Inject
 import kotlin.time.Duration.Companion.milliseconds
 
@@ -33,11 +40,14 @@ import kotlin.time.Duration.Companion.milliseconds
 class WholphinDreamService :
     DreamService(),
     SavedStateRegistryOwner {
+    @Inject
+    lateinit var serverRepository: ServerRepository
+
     @Inject
     lateinit var screensaverService: ScreensaverService
 
     @Inject
-    lateinit var userPreferencesService: UserPreferencesService
+    lateinit var preferencesDataStore: DataStore<AppPreferences>
 
     private val lifecycleRegistry = LifecycleRegistry(this)
 
@@ -54,6 +64,12 @@ class WholphinDreamService :
 
         savedStateRegistryController.performRestore(null)
         lifecycleRegistry.currentState = Lifecycle.State.CREATED
+        lifecycleScope.launchDefault {
+            if (serverRepository.current.value == null) {
+                val prefs = preferencesDataStore.data.first()
+                serverRepository.restoreSession(prefs.currentServerId.toUUIDOrNull(), prefs.currentUserId.toUUIDOrNull())
+            }
+        }
     }
 
     override fun onAttachedToWindow() {
@@ -64,15 +80,16 @@ class WholphinDreamService :
                 setViewTreeLifecycleOwner(this@WholphinDreamService)
                 setViewTreeSavedStateRegistryOwner(this@WholphinDreamService)
                 setContent {
-                    var prefs by remember { mutableStateOf<UserPreferences?>(null) }
+                    val user by serverRepository.currentUser.observeAsState()
+                    if (user != null) {
+                        var prefs by remember { mutableStateOf<AppPreferences?>(null) }
                         LaunchedEffect(Unit) {
-                        userPreferencesService.flow.collectLatest { prefs = it }
+                            preferencesDataStore.data.collectLatest { prefs = it }
                         }
                         prefs?.let { prefs ->
-                        WholphinTheme(appThemeColors = prefs.appPreferences.interfacePreferences.appThemeColors) {
+                            WholphinTheme(appThemeColors = prefs.interfacePreferences.appThemeColors) {
                                 ProvideLocalClock {
-                                val screensaverPrefs =
+                                    val screensaverPrefs = prefs.interfacePreferences.screensaverPreference
-                                    prefs.appPreferences.interfacePreferences.screensaverPreference
                                     val currentItem by itemFlow.collectAsState(null)
                                     AppScreensaverContent(
                                         currentItem = currentItem,
@@ -85,6 +102,7 @@ class WholphinDreamService :
                             }
                         }
                     }
+                }
             },
         )
     }

app/src/main/java/com/github/damontecres/wholphin/ui/preferences/PreferencesContent.kt

@@ -153,7 +153,7 @@ fun PreferencesContent(
             try {
                 System.loadLibrary("mpv")
                 System.loadLibrary("player")
-            } catch (ex: Exception) {
+            } catch (ex: UnsatisfiedLinkError) {
                 Timber.w(ex, "Could not load libmpv")
                 showToast(context, "MPV is not supported on this device")
                 viewModel.preferenceDataStore.updateData {

app/src/main/java/com/github/damontecres/wholphin/ui/util/LocalClock.kt

@@ -34,7 +34,7 @@ data class Clock(
 fun ProvideLocalClock(content: @Composable () -> Unit) {
     val clock = remember { Clock() }
     LaunchedEffect(Unit) {
-        withContext(Dispatchers.IO) {
+        withContext(Dispatchers.Default) {
             while (isActive) {
                 val now = LocalDateTime.now()
                 val time = TimeFormatter.format(now)