From bdc04240738d9c24ffa35e1ce2d636047106f967 Mon Sep 17 00:00:00 2001
From: HapeLee <63206378+HapeLee@users.noreply.github.com>
Date: Mon, 8 Jun 2026 13:10:48 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E9=98=85=E8=AF=BB=E7=95=8C=E9=9D=A2?=
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toggleDayNight() 设置 ThemeConfig.themeMode 后，同步更新
AppConfig.themeMode 缓存变量，避免 View 层通过 ReadStyleResolver
读取时因 SP listener 异步回调而拿到旧值。
---
 .../main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt   | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt
index 74e4038cb..17131088e 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadBookViewModel.kt
@@ -2587,6 +2587,8 @@ class ReadBookViewModel(
             else -> "0" // dark → follow system
         }
         ThemeConfig.themeMode = nextMode
+        // 同步更新 AppConfig 缓存，确保 View 层 ReadStyleResolver 立即读到新值
+        AppConfig.themeMode = nextMode
         _uiState.update { it.copy(styleConfig = buildStyleConfig()) }
         _effects.tryEmit(ReadBookEffect.UpdateReadViewConfig(
             setOf(