优化

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

@@ -48,7 +48,6 @@ import io.legado.app.utils.isJsonArray
 import io.legado.app.utils.openInputStream
 import io.legado.app.utils.postEvent
 import io.legado.app.utils.toastOnUi
-import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.Dispatchers.Main
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.withContext
@@ -81,7 +80,6 @@ object Restore {
 
     suspend fun restore(path: String) {
         val aes = BackupAES()
-        withContext(IO) {
         fileToListT<Book>(path, "bookshelf.json")?.let {
             it.forEach { book ->
                 book.upType()
@@ -218,7 +216,12 @@ object Restore {
                 if (BackupConfig.keyIsNotIgnore(key)) {
                     when (key) {
                         PreferKey.webDavPassword -> {
-                                edit.putString(key, aes.decryptStr(value.toString()))
+                            edit.putString(
+                                key,
+                                kotlin.runCatching {
+                                    aes.decryptStr(value.toString())
+                                }.getOrDefault(value.toString())
+                            )
                         }
 
                         else -> when (value) {
@@ -240,7 +243,6 @@ object Restore {
             hideNavigationBar = appCtx.getPrefBoolean(PreferKey.hideNavigationBar)
             autoReadSpeed = appCtx.getPrefInt(PreferKey.autoReadSpeed, 46)
         }
-        }
         appCtx.toastOnUi(R.string.restore_success)
         withContext(Main) {
             delay(100)