ui: finish search focus and artist art review follow-ups

Avoid re-requesting search focus when the screen is restored, keep the cheaper album-credit-first art lookup, and test restoration plus association-table invalidation.

app/src/main/kotlin/com/subtracks/data/db/LibraryDao.kt

@@ -165,28 +165,35 @@ internal const val ARTISTS_FILTER =
         "OR (length(:search) < 3 AND (instr(lower(name), lower(:search)) > 0 " +
         "OR instr(lower(sortName), lower(:search)) > 0))) "
 
-internal const val ARTIST_COVER_ART =
-    "COALESCE(artists.coverArt, (" +
-        "SELECT credit_albums.coverArt FROM (" +
-        "SELECT 0 AS creditRank, albums.id, albums.coverArt, albums.year, albums.sortName FROM albums " +
+internal const val ARTIST_ALBUM_CREDIT_ART =
+    "SELECT albums.coverArt FROM (" +
+        "SELECT albums.id, albums.coverArt, albums.year, albums.sortName FROM albums " +
         "INDEXED BY index_albums_sourceId_artistId " +
         "WHERE albums.sourceId = artists.sourceId AND albums.artistId = artists.id " +
-        "UNION " +
-        "SELECT 0, albums.id, albums.coverArt, albums.year, albums.sortName FROM album_artists " +
+        "UNION ALL " +
+        "SELECT albums.id, albums.coverArt, albums.year, albums.sortName FROM album_artists " +
         "JOIN albums ON albums.sourceId = album_artists.sourceId AND albums.id = album_artists.albumId " +
-        "WHERE album_artists.sourceId = artists.sourceId AND album_artists.artistId = artists.id " +
-        "UNION " +
-        "SELECT 1, albums.id, albums.coverArt, albums.year, albums.sortName FROM songs " +
+        "WHERE album_artists.sourceId = artists.sourceId AND album_artists.artistId = artists.id" +
+        ") albums ORDER BY albums.year DESC, albums.sortName COLLATE NOCASE, albums.id LIMIT 1"
+
+internal const val ARTIST_TRACK_CREDIT_ART =
+    "SELECT albums.coverArt FROM (" +
+        "SELECT albums.id, albums.coverArt, albums.year, albums.sortName FROM songs " +
         "JOIN albums ON albums.sourceId = songs.sourceId AND albums.id = songs.albumId " +
         "WHERE songs.sourceId = artists.sourceId AND songs.artistId = artists.id " +
-        "UNION " +
-        "SELECT 1, albums.id, albums.coverArt, albums.year, albums.sortName FROM song_artists " +
+        "UNION ALL " +
+        "SELECT albums.id, albums.coverArt, albums.year, albums.sortName FROM song_artists " +
         "JOIN songs ON songs.sourceId = song_artists.sourceId AND songs.id = song_artists.songId " +
         "JOIN albums ON albums.sourceId = songs.sourceId AND albums.id = songs.albumId " +
         "WHERE song_artists.sourceId = artists.sourceId AND song_artists.artistId = artists.id" +
-        ") credit_albums " +
-        "ORDER BY credit_albums.creditRank, credit_albums.year DESC, credit_albums.sortName COLLATE NOCASE, " +
-        "credit_albums.id LIMIT 1))"
+        ") albums ORDER BY albums.year DESC, albums.sortName COLLATE NOCASE, albums.id LIMIT 1"
+
+internal const val ARTIST_COVER_ART =
+    "COALESCE(artists.coverArt, CASE " +
+        "WHEN EXISTS (SELECT 1 FROM albums WHERE albums.sourceId = artists.sourceId AND albums.artistId = artists.id) " +
+        "OR EXISTS (SELECT 1 FROM album_artists " +
+        "WHERE album_artists.sourceId = artists.sourceId AND album_artists.artistId = artists.id) " +
+        "THEN ($ARTIST_ALBUM_CREDIT_ART) ELSE ($ARTIST_TRACK_CREDIT_ART) END)"
 
 internal const val ARTIST_COLUMNS =
     "artists.sourceId, artists.id, artists.name, artists.albumCount, artists.starred, " +

app/src/main/kotlin/com/subtracks/ui/components/SearchField.kt

@@ -57,7 +57,7 @@ fun SearchField(
         }
     }
     var focusRequested by rememberSaveable { mutableStateOf(false) }
-    LaunchedEffect(focusRequested) {
+    LaunchedEffect(Unit) {
         if (!focusRequested) {
             focusRequester.requestFocus()
             focusRequested = true

app/src/main/kotlin/com/subtracks/ui/library/LibraryScreen.kt

@@ -273,6 +273,7 @@ fun LibraryRoute(
     val downloadsState = listTab?.let { viewModel.downloads(it).collectAsStateWithLifecycle() }
     val downloads = downloadsState?.value ?: emptyMap()
     val scope = rememberCoroutineScope()
+    val focusManager = LocalFocusManager.current
     var pendingDelete by remember { mutableStateOf<PendingDownloadDelete?>(null) }
     DismissOnRequest(contextMenuHost?.dismissals ?: emptyFlow()) { pendingDelete = null }
     val itemActions =
@@ -312,7 +313,10 @@ fun LibraryRoute(
         onSync = viewModel::sync,
         onOpenSettings = onOpenSettings,
         onOpenSearch = onOpenSearch,
-        onItemLongClick = { contextMenuHost?.show(it, itemActions) },
+        onItemLongClick = {
+            focusManager.clearFocus()
+            contextMenuHost?.show(it, itemActions)
+        },
         listQuery = displayQuery,
         resetKeys = resetKeys,
         offline = offline,

app/src/main/kotlin/com/subtracks/ui/search/SearchScreen.kt

@@ -124,7 +124,10 @@ fun SearchRoute(
             focusManager.clearFocus()
             viewModel.play(it)
         },
-        onLongClick = { contextMenuHost?.show(it, actions) },
+        onLongClick = {
+            focusManager.clearFocus()
+            contextMenuHost?.show(it, actions)
+        },
     )
 }
 

app/src/test/kotlin/com/subtracks/data/db/LibraryDaoTest.kt

@@ -677,6 +677,32 @@ class LibraryDaoTest {
 
             dao.upsertSongs(listOf(song(sourceId, "s-1", "Song", starred = null)))
             awaitUntil("artist paging observes song writes") { songInvalidated.get() }
+
+            val albumCreditInvalidated = AtomicBoolean(false)
+            val albumCreditPaging = dao.artistsPaging(artistsDefaultQuery(sourceId, 0, "", ArtistSort.Name, false))
+            albumCreditPaging.registerInvalidatedCallback { albumCreditInvalidated.set(true) }
+            albumCreditPaging.page()
+
+            db.useWriterConnection { connection ->
+                connection.usePrepared(
+                    "INSERT INTO album_artists (sourceId, albumId, position, artistId, name) " +
+                        "VALUES ($sourceId, 'al-1', 0, 'ar-1', 'Artist')",
+                ) { it.step() }
+            }
+            awaitUntil("artist paging observes album artist writes") { albumCreditInvalidated.get() }
+
+            val songCreditInvalidated = AtomicBoolean(false)
+            val songCreditPaging = dao.artistsPaging(artistsDefaultQuery(sourceId, 0, "", ArtistSort.Name, false))
+            songCreditPaging.registerInvalidatedCallback { songCreditInvalidated.set(true) }
+            songCreditPaging.page()
+
+            db.useWriterConnection { connection ->
+                connection.usePrepared(
+                    "INSERT INTO song_artists (sourceId, songId, position, artistId, name) " +
+                        "VALUES ($sourceId, 's-1', 0, 'ar-1', 'Artist')",
+                ) { it.step() }
+            }
+            awaitUntil("artist paging observes song artist writes") { songCreditInvalidated.get() }
         }
 
     @Test

app/src/test/kotlin/com/subtracks/ui/components/ArtistChooserSheetTest.kt

@@ -46,7 +46,7 @@ class ArtistChooserSheetTest {
     }
 
     @Test
-    fun opensTheChosenArtistBeforeTheSheetFinishesClosing() {
+    fun opensTheChosenArtistImmediately() {
         var opened: ArtistRef? = null
         composeRule.setContent {
             SubtracksTheme {

app/src/test/kotlin/com/subtracks/ui/search/SearchScreenTest.kt

@@ -6,7 +6,10 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.test.assertIsDisplayed
+import androidx.compose.ui.test.assertIsFocused
+import androidx.compose.ui.test.assertIsNotFocused
 import androidx.compose.ui.test.hasSetTextAction
+import androidx.compose.ui.test.junit4.StateRestorationTester
 import androidx.compose.ui.test.junit4.v2.createAndroidComposeRule
 import androidx.compose.ui.test.onNodeWithText
 import androidx.compose.ui.test.performClick
@@ -91,7 +94,7 @@ class SearchScreenTest {
     }
 
     @Test
-    fun typingResumesAtTheEndOfTheQueryAfterTheScreenIsRecreated() {
+    fun typingKeepsTheCursorAtTheEndAfterTheFieldIsRecreated() {
         var query by mutableStateOf("road")
         var show by mutableStateOf(true)
         composeRule.setContent {
@@ -120,6 +123,21 @@ class SearchScreenTest {
             .hideSoftInputFromWindow(composeRule.activity.window.decorView.windowToken, 0)
     }
 
+    @Test
+    fun restoringTheScreenDoesNotStealFocus() {
+        val restorationTester = StateRestorationTester(composeRule)
+        restorationTester.setContent {
+            SubtracksTheme {
+                SearchScreen(query = "road", onQueryChange = {}, results = SearchResults())
+            }
+        }
+
+        composeRule.onNode(hasSetTextAction()).assertIsFocused()
+        restorationTester.emulateSavedInstanceStateRestore()
+
+        composeRule.onNode(hasSetTextAction()).assertIsNotFocused()
+    }
+
     @Test
     fun idsSharedAcrossTypesDoNotCollide() {
         composeRule.setContent {