From d1eed0fbd57a2adf7989bc0359efb472750d594d Mon Sep 17 00:00:00 2001
From: aliveoutside <53598473+aliveoutside@users.noreply.github.com>
Date: Fri, 16 Sep 2022 23:01:31 +0300
Subject: [PATCH] do not reapply theme on every config change

---
 .../vtosters/lite/hooks/ui/SystemThemeChangerHook.java   | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/ru/vtosters/lite/hooks/ui/SystemThemeChangerHook.java b/app/src/main/java/ru/vtosters/lite/hooks/ui/SystemThemeChangerHook.java
index 1840860b6..bf55b36e4 100644
--- a/app/src/main/java/ru/vtosters/lite/hooks/ui/SystemThemeChangerHook.java
+++ b/app/src/main/java/ru/vtosters/lite/hooks/ui/SystemThemeChangerHook.java
@@ -6,17 +6,24 @@ import ru.vtosters.lite.utils.Preferences;
 import ru.vtosters.lite.utils.ThemesUtils;
 
 public class SystemThemeChangerHook {
+    private static int latestTheme = 0;
+
     public static void onThemeChanged(Configuration configuration) {
         if (Preferences.systemtheme()) {
-            switch (configuration.uiMode & Configuration.UI_MODE_NIGHT_MASK) {
+            var theme = configuration.uiMode & Configuration.UI_MODE_NIGHT_MASK;
+            if (theme == latestTheme) return;
+
+            switch (theme) {
                 case Configuration.UI_MODE_NIGHT_YES:
                     // Night mode is active, we're using dark theme
                     ThemesUtils.applyTheme(ThemesUtils.getDarkTheme());
+                    latestTheme = theme;
                     break;
                 case Configuration.UI_MODE_NIGHT_NO:
                 case Configuration.UI_MODE_NIGHT_UNDEFINED:
                     // Night mode is not active, we're using light theme
                     ThemesUtils.applyTheme(ThemesUtils.getLightTheme());
+                    latestTheme = theme;
                     break;
             }
         }