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Fix crash when screensaver networks errors out (#1279)

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## Description
Fixes a crash if there is a network error when starting the screensaver.

Instead, a black screen with an error message shows. The error message
fades in/out to different parts of the screen. This applies to both
in-app and OS screensavers.

### Related issues
Fixes #1247

### Testing
Emulator w/ simulated errors

## Screenshots
N/A

## AI or LLM usage
None
This commit is contained in:
Ray 2026-04-20 17:30:56 -04:00 • committed by GitHub
parent 61afe6ba86
commit 36b7390c4e
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GPG key ID: B5690EEEBB952194
2 changed files with 186 additions and 81 deletions
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59
app/src/main/java/com/github/damontecres/wholphin/services/ScreensaverService.kt
View file

@ -4,7 +4,7 @@ import android.content.Context
import coil3.imageLoader
import coil3.request.ImageRequest
import com.github.damontecres.wholphin.services.hilt.DefaultCoroutineScope
import com.github.damontecres.wholphin.ui.components.CurrentItem
import com.github.damontecres.wholphin.ui.components.ScreensaverItem
import com.github.damontecres.wholphin.ui.formatDate
import com.github.damontecres.wholphin.ui.launchDefault
import com.github.damontecres.wholphin.util.ApiRequestPager
@ -154,30 +154,20 @@ class ScreensaverService
/**
* Create a flow of items to show on the screensaver
*/
fun createItemFlow(scope: CoroutineScope): Flow<CurrentItem?> =
fun createItemFlow(scope: CoroutineScope): Flow<ScreensaverItem?> =
flow {
val prefs =
userPreferencesService.flow
.first()
.appPreferences
.interfacePreferences.screensaverPreference
val maxAge = prefs.maxAgeFilter.takeIf { it >= 0 }
val itemTypes = prefs.itemTypesList.map { BaseItemKind.fromName(it) }
val request =
GetItemsRequest(
recursive = true,
includeItemTypes = itemTypes,
imageTypes = if (BaseItemKind.PHOTO in itemTypes) null else listOf(ImageType.BACKDROP),
sortBy = listOf(ItemSortBy.RANDOM),
maxOfficialRating = maxAge?.toString(),
hasParentalRating = maxAge?.let { true },
)
val pager =
ApiRequestPager(api, request, GetItemsRequestHandler, scope).init()
try {
createPager()
} catch (ex: Exception) {
Timber.e(ex, "Error creating pager for screensaver")
emit(ScreensaverItem.Error(ex))
return@flow
}
Timber.v("Got %s items", pager.size)
var index = 0
if (pager.isEmpty()) {
emit(null)
emit(ScreensaverItem.Empty)
} else {
val duration =
userPreferencesService
@ -213,7 +203,14 @@ class ScreensaverService
.build(),
).job
.await()
emit(CurrentItem(item, backdropUrl, logoUrl, title ?: ""))
emit(
ScreensaverItem.CurrentItem(
item,
backdropUrl,
logoUrl,
title ?: "",
),
)
delay(duration)
}
}
@ -228,6 +225,26 @@ class ScreensaverService
}
}
}.flowOn(Dispatchers.Default).cancellable()
private suspend fun createPager(): ApiRequestPager<GetItemsRequest> {
val prefs =
userPreferencesService.flow
.first()
.appPreferences
.interfacePreferences.screensaverPreference
val maxAge = prefs.maxAgeFilter.takeIf { it >= 0 }
val itemTypes = prefs.itemTypesList.map { BaseItemKind.fromName(it) }
val request =
GetItemsRequest(
recursive = true,
includeItemTypes = itemTypes,
imageTypes = if (BaseItemKind.PHOTO in itemTypes) null else listOf(ImageType.BACKDROP),
sortBy = listOf(ItemSortBy.RANDOM),
maxOfficialRating = maxAge?.toString(),
hasParentalRating = maxAge?.let { true },
)
return ApiRequestPager(api, request, GetItemsRequestHandler, scope).init()
}
}
data class ScreensaverState(