Trick to fix amoled mode

app/src/main/java/com/hippo/ehviewer/Settings.kt

@@ -54,7 +54,7 @@ object Settings : DataStorePreferences(null) {
     var builtInHosts by boolPref(KEY_BUILT_IN_HOSTS, false)
     var removeImageFiles by boolPref("include_pic", true)
     var needSignIn by boolPref("need_sign_in", true)
-    var blackDarkTheme by boolPref("black_dark_theme", false).observed { updateWhenThemeChanges() }
+    var blackDarkTheme by boolPref("black_dark_theme", false).observed { updateWhenAmoledModeChanges() }
     var preloadThumbAggressively by boolPref("preload_thumb_aggressively", false)
     var dF by boolPref(KEY_DOMAIN_FRONTING, false)
     var downloadOriginImage by boolPref("download_origin_image", false)

app/src/main/java/com/hippo/ehviewer/SettingsCollector.kt

@@ -1,6 +1,7 @@
 package com.hippo.ehviewer
 
 import androidx.appcompat.app.AppCompatDelegate
+import androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_AUTO_BATTERY
 import androidx.core.os.LocaleListCompat
 import com.hippo.ehviewer.client.EhEngine
 import com.hippo.ehviewer.client.EhTagDatabase
@@ -43,6 +44,14 @@ fun updateWhenThemeChanges() {
     }
 }
 
+fun updateWhenAmoledModeChanges() {
+    collectScope.launch {
+        delay(100) // Avoid recompose being cancelled
+        AppCompatDelegate.setDefaultNightMode(MODE_NIGHT_AUTO_BATTERY)
+        AppCompatDelegate.setDefaultNightMode(Settings.theme)
+    }
+}
+
 fun updateWhenRequestNewsChanges() {
     updateDailyCheckWork(appCtx)
 }