Implement showing selected per-series reader settings

app/src/main/java/eu/kanade/presentation/reader/settings/ReadingModePage.kt

@@ -6,6 +6,8 @@ import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.remember
 import androidx.compose.ui.res.stringResource
+import eu.kanade.domain.manga.model.orientationType
+import eu.kanade.domain.manga.model.readingModeType
 import eu.kanade.presentation.util.collectAsState
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.ui.reader.setting.OrientationType
@@ -26,12 +28,15 @@ internal fun ColumnScope.ReadingModePage(screenModel: ReaderSettingsScreenModel)
 
     HeadingItem(R.string.pref_category_for_this_series)
 
+    val manga by screenModel.mangaFlow.collectAsState()
+    val readingMode = remember(manga) { ReadingModeType.fromPreference(manga?.readingModeType?.toInt()) }
+    val orientation = remember(manga) { OrientationType.fromPreference(manga?.orientationType?.toInt()) }
+
     HeadingItem(R.string.pref_category_reading_mode)
     ReadingModeType.values().map {
         RadioItem(
             label = stringResource(it.stringRes),
-            // TODO: Reading mode
-            selected = false,
+            selected = readingMode == it,
             onClick = { screenModel.onChangeReadingMode(it) },
         )
     }
@@ -40,8 +45,7 @@ internal fun ColumnScope.ReadingModePage(screenModel: ReaderSettingsScreenModel)
     OrientationType.values().map {
         RadioItem(
             label = stringResource(it.stringRes),
-            // TODO: Rotation type
-            selected = false,
+            selected = orientation == it,
             onClick = { screenModel.onChangeOrientation(it) },
         )
     }

app/src/main/java/eu/kanade/tachiyomi/ui/reader/setting/OrientationType.kt

@@ -18,8 +18,6 @@ enum class OrientationType(val prefValue: Int, val flag: Int, @StringRes val str
     companion object {
         const val MASK = 0x00000038
 
-        fun fromPreference(preference: Int?): OrientationType = values().find { it.flagValue == preference } ?: FREE
-
-        fun fromSpinner(position: Int?) = values().find { value -> value.prefValue == position } ?: DEFAULT
+        fun fromPreference(preference: Int?): OrientationType = values().find { it.flagValue == preference } ?: DEFAULT
     }
 }

app/src/main/java/eu/kanade/tachiyomi/ui/reader/setting/ReaderSettingsScreenModel.kt

@@ -25,6 +25,11 @@ class ReaderSettingsScreenModel(
         .distinctUntilChanged()
         .stateIn(ioCoroutineScope, SharingStarted.Lazily, null)
 
+    val mangaFlow = readerState
+        .map { it.manga }
+        .distinctUntilChanged()
+        .stateIn(ioCoroutineScope, SharingStarted.Lazily, null)
+
     fun togglePreference(preference: (ReaderPreferences) -> Preference<Boolean>) {
         preference(preferences).toggle()
     }

app/src/main/java/eu/kanade/tachiyomi/ui/reader/setting/ReadingModeType.kt

@@ -29,8 +29,6 @@ enum class ReadingModeType(val prefValue: Int, @StringRes val stringRes: Int, @D
             return mode == LEFT_TO_RIGHT || mode == RIGHT_TO_LEFT || mode == VERTICAL
         }
 
-        fun fromSpinner(position: Int?) = values().find { value -> value.prefValue == position } ?: DEFAULT
-
         fun toViewer(preference: Int?, activity: ReaderActivity): Viewer {
             return when (fromPreference(preference)) {
                 LEFT_TO_RIGHT -> L2RPagerViewer(activity)