优化

app/src/main/java/io/legado/app/help/storage/Restore.kt

@@ -13,10 +13,12 @@ import io.legado.app.data.appDb
 import io.legado.app.data.entities.*
 import io.legado.app.help.DirectLinkUpload
 import io.legado.app.help.LauncherIconHelp
+import io.legado.app.help.book.isLocal
 import io.legado.app.help.book.upType
 import io.legado.app.help.config.LocalConfig
 import io.legado.app.help.config.ReadBookConfig
 import io.legado.app.help.config.ThemeConfig
+import io.legado.app.model.localBook.LocalBook
 import io.legado.app.utils.*
 import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.Dispatchers.Main
@@ -69,6 +71,10 @@ object Restore {
                 it.forEach { book ->
                     book.upType()
                 }
+                it.filter { book -> book.isLocal }
+                    .forEach { book ->
+                        book.coverUrl = LocalBook.getCoverPath(book)
+                    }
                 appDb.bookDao.insert(*it.toTypedArray())
             }
             fileToListT<Bookmark>(path, "bookmark.json")?.let {

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

@@ -85,11 +85,7 @@ class EpubFile(var book: Book) {
         try {
             epubBook?.let {
                 if (book.coverUrl.isNullOrEmpty()) {
-                    book.coverUrl = FileUtils.getPath(
-                        appCtx.externalFiles,
-                        "covers",
-                        "${MD5Utils.md5Encode16(book.bookUrl)}.jpg"
-                    )
+                    book.coverUrl = LocalBook.getCoverPath(book)
                 }
                 if (!File(book.coverUrl!!).exists()) {
                     /*部分书籍DRM处理后，封面获取异常，待优化*/

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

@@ -123,6 +123,18 @@ object LocalBook {
         }.getOrElse { content }
     }
 
+    fun getCoverPath(book: Book): String {
+        return getCoverPath(book.bookUrl)
+    }
+
+    private fun getCoverPath(bookUrl: String): String {
+        return FileUtils.getPath(
+            appCtx.externalFiles,
+            "covers",
+            "${MD5Utils.md5Encode16(bookUrl)}.jpg"
+        )
+    }
+
     /**
      * 下载在线的文件并自动导入到阅读（txt umd epub)
      * 压缩文件请先提示用户解压
@@ -162,11 +174,7 @@ object LocalBook {
                 name = nameAuthor.first,
                 author = nameAuthor.second,
                 originName = fileName,
-                coverUrl = FileUtils.getPath(
-                    appCtx.externalFiles,
-                    "covers",
-                    "${MD5Utils.md5Encode16(bookUrl)}.jpg"
-                ),
+                coverUrl = getCoverPath(bookUrl),
                 latestChapterTime = updateTime,
                 order = appDb.bookDao.minOrder - 1
             )

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

@@ -75,11 +75,7 @@ class PdfFile(var book: Book) {
         try {
             pdfRenderer?.let { renderer ->
                 if (book.coverUrl.isNullOrEmpty()) {
-                    book.coverUrl = FileUtils.getPath(
-                        appCtx.externalFiles,
-                        "covers",
-                        "${MD5Utils.md5Encode16(book.bookUrl)}.jpg"
-                    )
+                    book.coverUrl = LocalBook.getCoverPath(book)
                 }
                 if (!File(book.coverUrl!!).exists()) {
 

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

@@ -64,11 +64,7 @@ class UmdFile(var book: Book) {
         try {
             umdBook?.let {
                 if (book.coverUrl.isNullOrEmpty()) {
-                    book.coverUrl = FileUtils.getPath(
-                        appCtx.externalFiles,
-                        "covers",
-                        "${MD5Utils.md5Encode16(book.bookUrl)}.jpg"
-                    )
+                    book.coverUrl = LocalBook.getCoverPath(book)
                 }
                 if (!File(book.coverUrl!!).exists()) {
                     FileUtils.writeBytes(book.coverUrl!!, it.cover.coverData)

app/src/main/java/io/legado/app/ui/book/info/BookInfoViewModel.kt

@@ -80,7 +80,7 @@ class BookInfoViewModel(application: Application) : BaseViewModel(application) {
             upCoverByRule(book)
             bookSource = if (book.isLocal) null else
                 appDb.bookSourceDao.getBookSource(book.origin)
-            if (book.tocUrl.isEmpty()) {
+            if (book.tocUrl.isEmpty() && !book.isLocal) {
                 loadBookInfo(book)
             } else if (isImportBookOnLine) {
                 chapterListData.postValue(emptyList())