优化

app/src/main/java/io/legado/app/service/help/AudioPlay.kt

@@ -45,6 +45,7 @@ object AudioPlay {
 
     fun upDurChapter(book: Book) {
         durChapter = App.db.bookChapterDao.getChapter(book.bookUrl, durChapterIndex)
+        postEvent(EventBus.AUDIO_SUB_TITLE, durChapter?.title ?: "")
         postEvent(EventBus.AUDIO_SIZE, durChapter?.end?.toInt() ?: 0)
         postEvent(EventBus.AUDIO_PROGRESS, durChapterPos)
     }
@@ -100,9 +101,6 @@ object AudioPlay {
                 book.durChapterIndex = durChapterIndex
                 book.durChapterPos = 0
                 saveRead()
-                App.db.bookChapterDao.getChapter(book.bookUrl, durChapterIndex)?.let { chapter ->
-                    postEvent(EventBus.AUDIO_SUB_TITLE, chapter.title)
-                }
                 play(context)
             }
         }
@@ -120,9 +118,6 @@ object AudioPlay {
                 book.durChapterIndex = durChapterIndex
                 book.durChapterPos = 0
                 saveRead()
-                App.db.bookChapterDao.getChapter(book.bookUrl, durChapterIndex)?.let { chapter ->
-                    postEvent(EventBus.AUDIO_SUB_TITLE, chapter.title)
-                }
                 play(context)
             }
         }
@@ -140,9 +135,6 @@ object AudioPlay {
                 book.durChapterIndex = durChapterIndex
                 book.durChapterPos = 0
                 saveRead()
-                App.db.bookChapterDao.getChapter(book.bookUrl, durChapterIndex)?.let { chapter ->
-                    postEvent(EventBus.AUDIO_SUB_TITLE, chapter.title)
-                }
                 play(context)
             }
         }

app/src/main/java/io/legado/app/ui/audio/AudioPlayViewModel.kt

@@ -5,13 +5,11 @@ import android.content.Intent
 import io.legado.app.App
 import io.legado.app.R
 import io.legado.app.base.BaseViewModel
-import io.legado.app.constant.EventBus
 import io.legado.app.data.entities.Book
 import io.legado.app.data.entities.BookChapter
 import io.legado.app.help.BookHelp
 import io.legado.app.model.webBook.WebBook
 import io.legado.app.service.help.AudioPlay
-import io.legado.app.utils.postEvent
 import kotlinx.coroutines.Dispatchers
 
 class AudioPlayViewModel(application: Application) : BaseViewModel(application) {
@@ -32,25 +30,17 @@ class AudioPlayViewModel(application: Application) : BaseViewModel(application)
                     coverData.postValue(book.getDisplayCover())
                     durChapterIndex = book.durChapterIndex
                     durChapterPos = book.durChapterPos
-                    App.db.bookChapterDao.getChapter(book.bookUrl, book.durChapterIndex)?.let {
+                    durChapter = App.db.bookChapterDao.getChapter(book.bookUrl, durChapterIndex)
-                        postEvent(EventBus.AUDIO_SUB_TITLE, it.title)
+                    upDurChapter(book)
-                    }
                     App.db.bookSourceDao.getBookSource(book.origin)?.let {
                         webBook = WebBook(it)
                     }
-                    val count = App.db.bookChapterDao.getChapterCount(book.bookUrl)
+                    if (durChapter == null) {
-                    if (count == 0) {
                         if (book.tocUrl.isEmpty()) {
                             loadBookInfo(book)
                         } else {
                             loadChapterList(book)
                         }
-                    } else {
-                        if (durChapterIndex > count - 1) {
-                            durChapterIndex = count - 1
-                        }
-                        durChapter = App.db.bookChapterDao.getChapter(book.bookUrl, durChapterIndex)
-                        upDurChapter(book)
                     }
                 }
                 saveRead()