fix: open Settings immediately on cold start when no dictionaries

Seed and synchronously read hadNoDictionaries before setContent so
Settings shows from the first frame until the startup scan confirms.

app/src/main/java/com/example/research/MainActivity.kt

@@ -26,6 +26,7 @@ import com.example.research.common.ui.AppLocaleProvider
 import com.example.research.common.ui.BackgroundTextMeasurementProvider
 import com.example.research.common.ui.theme.ReSearchTheme
 import com.example.research.core.domain.model.AppTheme
+import com.example.research.data.local.preferences.SectionExpansionStates
 import com.example.research.feature.search.SearchAction
 import com.example.research.feature.search.SearchViewModel
 import com.example.research.ui.navigation.AppNavigation
@@ -51,6 +52,8 @@ class MainActivity : ComponentActivity() {
         }
     }
 
+    private var initialSectionExpansion: SectionExpansionStates? = null
+
     private val settingsViewModel: SettingsViewModel by viewModels {
         val app = application as ReSearchApplication
         val versionName = try {
@@ -69,6 +72,11 @@ class MainActivity : ComponentActivity() {
                     app.dictionaryImportManager,
                     app.dictionaryProgressStateHolder,
                     versionName,
+                    initialSectionExpansion ?: SectionExpansionStates(
+                        isThemeExpanded = false,
+                        isLanguageExpanded = false,
+                        isDictionariesExpanded = true,
+                    ),
                 )
             }
         }
@@ -83,6 +91,8 @@ class MainActivity : ComponentActivity() {
         val app = application as ReSearchApplication
         val initialTheme = loadInitialTheme(app)
         val initialLanguage = loadInitialLanguage(app)
+        val initialHadNoDictionaries = loadInitialHadNoDictionaries(app)
+        initialSectionExpansion = loadInitialSectionExpansion(app)
 
         handleIntent(intent)
         setContent {
@@ -104,7 +114,8 @@ class MainActivity : ComponentActivity() {
                         ) {
                             AppNavigation(
                                 searchViewModel = searchViewModel,
-                                settingsViewModel = settingsViewModel
+                                settingsViewModel = settingsViewModel,
+                                seedNoDictionaries = initialHadNoDictionaries
                             )
                         }
                     }
@@ -165,6 +176,31 @@ class MainActivity : ComponentActivity() {
         }
     }
 
+    private fun loadInitialHadNoDictionaries(app: ReSearchApplication): Boolean {
+        return try {
+            runBlocking {
+                app.preferencesManager.hadNoDictionaries.first()
+            }
+        } catch (e: Exception) {
+            true
+        }
+    }
+
+    private fun loadInitialSectionExpansion(app: ReSearchApplication): SectionExpansionStates {
+        return try {
+            runBlocking {
+                app.preferencesManager.sectionExpansionStates()
+            }
+        } catch (e: Exception) {
+            android.util.Log.e("MainActivity", "Failed to load section expansion states: ${e.message}")
+            SectionExpansionStates(
+                isThemeExpanded = false,
+                isLanguageExpanded = false,
+                isDictionariesExpanded = true,
+            )
+        }
+    }
+
     override fun onNewIntent(intent: Intent) {
         super.onNewIntent(intent)
         handleIntent(intent)