feat: update book in LocalBook.getChapterList

app/src/main/java/io/legado/app/model/localBook/EpubFile.kt

@@ -261,8 +261,6 @@ class EpubFile(var book: Book) {
                 }
             }
         }
-        book.latestChapterTitle = chapterList.lastOrNull()?.title
-        book.totalChapterNum = chapterList.size
         return chapterList
     }
 

app/src/main/java/io/legado/app/model/localBook/LocalBook.kt

@@ -78,9 +78,12 @@ object LocalBook {
         if (chapters.isEmpty()) {
             throw TocEmptyException(appCtx.getString(R.string.chapter_list_empty))
         }
-        val lh = LinkedHashSet(chapters)
+        val list = ArrayList(LinkedHashSet(chapters))
-        lh.forEachIndexed { index, bookChapter -> bookChapter.index = index }
+        list.forEachIndexed { index, bookChapter -> bookChapter.index = index }
-        return ArrayList(lh)
+        book.latestChapterTitle = list.last().title
+        book.totalChapterNum = list.size
+        book.save()
+        return list
     }
 
     fun getContent(book: Book, chapter: BookChapter): String? {

app/src/main/java/io/legado/app/model/localBook/TextFile.kt

@@ -77,9 +77,6 @@ class TextFile(private val book: Book) {
             bookChapter.bookUrl = book.bookUrl
             bookChapter.url = MD5Utils.md5Encode16(book.originName + index + bookChapter.title)
         }
-        book.latestChapterTitle = toc.last().title
-        book.totalChapterNum = toc.size
-        book.save()
         return toc
     }
 

app/src/main/java/io/legado/app/model/localBook/UmdFile.kt

@@ -112,8 +112,6 @@ class UmdFile(var book: Book) {
             DebugLog.d(javaClass.name, chapter.url)
             chapterList.add(chapter)
         }
-        book.latestChapterTitle = chapterList.lastOrNull()?.title
-        book.totalChapterNum = chapterList.size
         return chapterList
     }