优化

app/src/main/java/io/legado/app/help/AppWebDav.kt

@@ -16,12 +16,20 @@ import io.legado.app.lib.webdav.WebDav
 import io.legado.app.lib.webdav.WebDavException
 import io.legado.app.lib.webdav.WebDavFile
 import io.legado.app.model.remote.RemoteBookWebDav
-import io.legado.app.utils.*
+import io.legado.app.utils.AlphanumComparator
+import io.legado.app.utils.FileUtils
+import io.legado.app.utils.GSON
+import io.legado.app.utils.NetworkUtils
+import io.legado.app.utils.UrlUtil
 import io.legado.app.utils.compress.ZipUtils
+import io.legado.app.utils.fromJsonObject
+import io.legado.app.utils.getPrefString
+import io.legado.app.utils.isJson
+import io.legado.app.utils.removePref
+import io.legado.app.utils.toastOnUi
 import kotlinx.coroutines.runBlocking
 import splitties.init.appCtx
 import java.io.File
-import java.util.*
 
 /**
  * webDav初始化会访问网络,不要放到主线程
@@ -133,7 +141,7 @@ object AppWebDav {
                 WebDav(rootWebDavUrl, it).listFiles().reversed().forEach { webDavFile ->
                     if (webDavFile.displayName.startsWith("backup")) {
                         if (lastBackupFile == null
-                            || webDavFile.lastModify > lastBackupFile!!.lastModify
+                            || webDavFile.lastModify > lastBackupFile.lastModify
                         ) {
                             lastBackupFile = webDavFile
                         }

app/src/main/java/io/legado/app/ui/book/import/local/ImportBookViewModel.kt

@@ -9,6 +9,7 @@ import io.legado.app.constant.AppPattern.archiveFileRegex
 import io.legado.app.constant.AppPattern.bookFileRegex
 import io.legado.app.constant.PreferKey
 import io.legado.app.model.localBook.LocalBook
+import io.legado.app.utils.AlphanumComparator
 import io.legado.app.utils.FileDoc
 import io.legado.app.utils.getPrefInt
 import io.legado.app.utils.isContentScheme
@@ -74,17 +75,12 @@ class ImportBookViewModel(application: Application) : BaseViewModel(application)
         }
 
     }.map { docList ->
-        when (sort) {
-            2 -> docList.sortedWith(
-                compareBy({ !it.isDir }, { -it.lastModified }, { it.name })
-            )
-            1 -> docList.sortedWith(
-                compareBy({ !it.isDir }, { -it.size }, { it.name })
-            )
-            else -> docList.sortedWith(
-                compareBy({ !it.isDir }, { it.name })
-            )
-        }
+        val comparator = when (sort) {
+            2 -> compareBy<FileDoc>({ !it.isDir }, { -it.lastModified })
+            1 -> compareBy({ !it.isDir }, { -it.size })
+            else -> compareBy { !it.isDir }
+        } then compareBy(AlphanumComparator) { it.name }
+        docList.sortedWith(comparator)
     }.flowOn(IO)
 
     fun addToBookshelf(uriList: HashSet<String>, finally: () -> Unit) {
@@ -181,7 +177,7 @@ class ImportBookViewModel(application: Application) : BaseViewModel(application)
     }
 
     fun updateCallBackFlow(filterKey: String?) {
-       dataCallback?.screen(filterKey)
+        dataCallback?.screen(filterKey)
     }
 
     interface DataCallback {

app/src/main/java/io/legado/app/ui/book/import/remote/RemoteBookViewModel.kt

@@ -14,6 +14,7 @@ import io.legado.app.model.analyzeRule.CustomUrl
 import io.legado.app.model.localBook.LocalBook
 import io.legado.app.model.remote.RemoteBook
 import io.legado.app.model.remote.RemoteBookWebDav
+import io.legado.app.utils.AlphanumComparator
 import io.legado.app.utils.toastOnUi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.channels.awaitClose
@@ -68,13 +69,15 @@ class RemoteBookViewModel(application: Application) : BaseViewModel(application)
         }
     }.map { list ->
         if (sortAscending) when (sortKey) {
-            RemoteBookSort.Name -> list.sortedWith(compareBy({ !it.isDir }, { it.filename }))
+            RemoteBookSort.Name -> list.sortedWith(compareBy<RemoteBook> { !it.isDir }
+                    then compareBy(AlphanumComparator) { it.filename })
+
             else -> list.sortedWith(compareBy({ !it.isDir }, { it.lastModify }))
         } else when (sortKey) {
             RemoteBookSort.Name -> list.sortedWith { o1, o2 ->
                 val compare = -compareValues(o1.isDir, o2.isDir)
                 if (compare == 0) {
-                    return@sortedWith -compareValues(o1.filename, o2.filename)
+                    return@sortedWith -AlphanumComparator.compare(o1.filename, o2.filename)
                 }
                 return@sortedWith compare
             }