feat: 听书相关问题

app/src/main/java/io/legado/app/service/TTSReadAloudService.kt

@@ -4,18 +4,18 @@ package io.legado.app.service
 import android.app.PendingIntent
 import android.speech.tts.TextToSpeech
 import android.speech.tts.UtteranceProgressListener
+import androidx.lifecycle.lifecycleScope
 import io.legado.app.R
 import io.legado.app.constant.AppConst
 import io.legado.app.constant.AppLog
 import io.legado.app.constant.AppPattern
-import androidx.lifecycle.lifecycleScope
 import io.legado.app.domain.gateway.ReadAloudSettingsGateway
-import io.legado.app.exception.NoStackTraceException
 import io.legado.app.domain.model.readaloud.ReadAloudPlaybackCursor
 import io.legado.app.domain.model.readaloud.ReadAloudVoice
 import io.legado.app.domain.model.readaloud.SpeechEngineRoute
 import io.legado.app.domain.model.readaloud.SpeechVoiceRouter
 import io.legado.app.domain.model.readaloud.SystemTtsVoiceConfig
+import io.legado.app.exception.NoStackTraceException
 import io.legado.app.help.MediaHelp
 import io.legado.app.help.coroutine.Coroutine
 import io.legado.app.lib.dialogs.SelectItem
@@ -353,7 +353,9 @@ class TTSReadAloudService : BaseReadAloudService(), KoinComponent {
                     && readAloudNumber + 1 > it.getReadLength(pageIndex + 1)
                 ) {
                     pageIndex++
-                    ReadBook.moveToNextPage()
+                    // This is the TTS engine advancing across a page boundary, not a user turn.
+                    // Mark it so ReadBook neither detaches the session nor restarts TTS at page two.
+                    withSpeechNavigation { ReadBook.moveToNextPage() }
                 }
                 upTtsProgress(readAloudNumber + 1)
                 upMediaMetadata(showContent = true)

app/src/test/java/io/legado/app/service/TTSReadAloudProgressTest.kt

@@ -1,10 +1,23 @@
 package io.legado.app.service
 
 import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertTrue
 import org.junit.Test
 
 class TTSReadAloudProgressTest {
 
+    @Test
+    fun speechDrivenPageNavigationIsMarkedOnlyForItsNavigationBlock() {
+        assertFalse(BaseReadAloudService.speechDrivingNavigation)
+
+        BaseReadAloudService.withSpeechNavigation {
+            assertTrue(BaseReadAloudService.speechDrivingNavigation)
+        }
+
+        assertFalse(BaseReadAloudService.speechDrivingNavigation)
+    }
+
     @Test
     fun nextParagraphAdvancesFromCurrentRangePosition() {
         assertEquals(