feat: webdav书籍排序

添加 按更新时间排序，按文件名排序的选项。
默认排序规则为按文件更新时间倒序排列

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

@@ -16,12 +16,16 @@ import io.legado.app.ui.book.remote.manager.RemoteBookWebDav
 import io.legado.app.ui.book.source.manage.BookSourceActivity
 import io.legado.app.ui.widget.SelectActionBar
 import io.legado.app.ui.widget.dialog.WaitDialog
+import io.legado.app.utils.cnCompare
 import io.legado.app.utils.showDialogFragment
 import io.legado.app.utils.toastOnUi
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.conflate
+import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.launch
 import java.io.File
+import java.util.ArrayList
 
 /**
  * 展示远程书籍
@@ -36,6 +40,8 @@ class RemoteBookActivity : VMBaseActivity<ActivityImportBookBinding, RemoteBookV
     private val adapter by lazy { RemoteBookAdapter(this, this) }
     private val waitDialog by lazy { WaitDialog(this) }
     private var groupMenu: SubMenu? = null
+    private var sortKey = Sort.Default
+    private var sortAscending = false
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         binding.titleBar.setTitle(R.string.remote_book)
         initView()
@@ -51,13 +57,62 @@ class RemoteBookActivity : VMBaseActivity<ActivityImportBookBinding, RemoteBookV
         binding.selectActionBar.setCallBack(this)
     }
 
+    private fun sortCheck(sortKey: Sort) {
+        if (this.sortKey == sortKey) {
+            sortAscending = !sortAscending
+        } else {
+            sortAscending = true
+            this.sortKey = sortKey
+        }
+    }
     private fun initData() {
         binding.refreshProgressBar.isAutoLoading = true
         launch {
-            viewModel.dataFlow.conflate().collect { remoteBooks ->
+            viewModel.dataFlow.conflate().map { remoteBooks ->
+
+                val dirList = ArrayList<RemoteBook>()
+                val bookList = ArrayList<RemoteBook>()
+
+                remoteBooks.forEach {
+                    if (it.isDir)
+                        dirList.add(it)
+                    else
+                        bookList.add(it)
+                }
+                //默认情况下，为按修改时间倒序显示
+                if (sortAscending) when (sortKey) {
+                    Sort.Name -> {
+                        dirList.sortedBy { it.filename } +
+                        bookList.sortedBy { it.filename }
+                    }
+                    Sort.UpdateTime -> {
+                        dirList.sortedBy { it.lastModify } +
+                        bookList.sortedBy { it.lastModify }
+                    }
+                    else -> dirList + bookList
+                }
+                else when (sortKey) {
+
+                    Sort.Name -> {
+                        dirList.sortedByDescending { it.filename } +
+                        bookList.sortedByDescending { it.filename }
+                    }
+                    Sort.UpdateTime -> {
+                        dirList.sortedByDescending { it.lastModify } +
+                        bookList.sortedByDescending { it.lastModify }
+                    }
+                    //按修改时间倒序显示
+                    else -> {
+                        dirList.sortedByDescending { it.lastModify } +
+                                bookList.sortedByDescending { it.lastModify }
+                    }
+                }
+
+            }.conflate().collect { sortedRemoteBooks ->
                 binding.refreshProgressBar.isAutoLoading = false
-                binding.tvEmptyMsg.isGone = remoteBooks.isNotEmpty()
-                adapter.setItems(remoteBooks)
+                binding.tvEmptyMsg.isGone = sortedRemoteBooks.isNotEmpty()
+                adapter.setItems(sortedRemoteBooks)
+                delay(500)
             }
         }
         upPath()
@@ -81,20 +136,20 @@ class RemoteBookActivity : VMBaseActivity<ActivityImportBookBinding, RemoteBookV
             R.id.menu_sort_auto -> {
                 item.isChecked = true
                 toastOnUi("menu_sort_auto")
-                //sortCheck(BookSourceActivity.Sort.Weight)
-                //upBookSource(searchView.query?.toString())
+                sortCheck(Sort.Default)
+                upPath()
             }
             R.id.menu_sort_name -> {
                 item.isChecked = true
                 toastOnUi("menu_sort_name")
-                //sortCheck(BookSourceActivity.Sort.Name)
-                //upBookSource(searchView.query?.toString())
+                sortCheck(Sort.Name)
+                upPath()
             }
             R.id.menu_sort_time -> {
                 item.isChecked = true
                 toastOnUi("menu_sort_time")
-                //sortCheck(BookSourceActivity.Sort.Update)
-                //upBookSource(searchView.query?.toString())
+                sortCheck(Sort.UpdateTime)
+                upPath()
             }
         }
         return super.onCompatOptionsItemSelected(item)
@@ -165,4 +220,8 @@ class RemoteBookActivity : VMBaseActivity<ActivityImportBookBinding, RemoteBookV
     override fun upCountView() {
         binding.selectActionBar.upCountView(adapter.selected.size, adapter.checkableCount)
     }
+
+    enum class Sort {
+        Default, Name, UpdateTime
+    }
 }

app/src/main/res/menu/book_remote.xml

@@ -12,7 +12,7 @@
     <item
         android:id="@+id/menu_sort"
         android:icon="@drawable/ic_baseline_sort_24"
-        android:title="排序"
+        android:title="@string/sort"
         app:showAsAction="always"
         tools:ignore="AlwaysShowAction">
         <menu>
@@ -21,9 +21,10 @@
                 android:checkableBehavior="single">
 
                 <item
-                    android:id="@+id/menu_sort_auto"
+                    android:id="@+id/menu_sort_default"
                     android:checkable="true"
-                    android:title="@string/sort_auto" />
+                    android:checked="true"
+                    android:title="@string/sort_default" />
 
                 <item
                     android:id="@+id/menu_sort_name"

app/src/main/res/values-es-rES/strings.xml

@@ -347,6 +347,7 @@
     <string name="swap_sort">Orden ascendente/descendente</string>
     <string name="sort">Ordenar</string>
     <string name="sort_auto">Ordenar automáticamente</string>
+    <string name="sort_default">Ordenar por defecto</string>
     <string name="sort_manual">Ordenar manualmente</string>
     <string name="sort_by_name">Ordenar por nombre</string>
     <string name="go_to_top">Ir al principio</string>

app/src/main/res/values-ja-rJP/strings.xml

@@ -351,6 +351,7 @@
     <string name="swap_sort">Ascending/Descending order</string>
     <string name="sort">Sort</string>
     <string name="sort_auto">Sort automatically</string>
+    <string name="sort_default">Sort default</string>
     <string name="sort_manual">Sort manually</string>
     <string name="sort_by_name">Sort by name</string>
     <string name="go_to_top">Scroll to the top</string>

app/src/main/res/values-pt-rBR/strings.xml

@@ -349,6 +349,7 @@
     <string name="swap_sort">Ordem ascendente/descendente</string>
     <string name="sort">Ordenar</string>
     <string name="sort_auto">Ordenar automaticamente</string>
+    <string name="sort_default">Ordenar por defecto</string>
     <string name="sort_manual">Ordenar manualmente</string>
     <string name="sort_by_name">Ordenar por nome</string>
     <string name="go_to_top">Vá ao topo</string>

app/src/main/res/values-zh-rHK/strings.xml

@@ -348,6 +348,7 @@
     <string name="swap_sort">倒序-順序</string>
     <string name="sort">排序</string>
     <string name="sort_auto">智能排序</string>
+    <string name="sort_default">默認排序</string>
     <string name="sort_manual">手動排序</string>
     <string name="sort_by_name">名稱排序</string>
     <string name="go_to_top">滾動到頂部</string>

app/src/main/res/values-zh-rTW/strings.xml

@@ -350,6 +350,7 @@
     <string name="swap_sort">倒序-順序</string>
     <string name="sort">排序</string>
     <string name="sort_auto">智慧排序</string>
+    <string name="sort_default">默認排序</string>
     <string name="sort_manual">手動排序</string>
     <string name="sort_by_name">名稱排序</string>
     <string name="go_to_top">滾動到頂部</string>

app/src/main/res/values-zh/strings.xml

@@ -351,6 +351,7 @@
     <string name="sort">排序</string>
     <string name="sort_auto">智能排序</string>
     <string name="sort_manual">手动排序</string>
+    <string name="sort_default">默认排序</string>
     <string name="sort_by_name">名称排序</string>
     <string name="go_to_top">滚动到顶部</string>
     <string name="go_to_bottom">滚动到底部</string>

app/src/main/res/values/strings.xml

@@ -352,6 +352,7 @@
     <string name="sort">Sort</string>
     <string name="sort_auto">Sort automatically</string>
     <string name="sort_manual">Sort manually</string>
+    <string name="sort_default">Sort default</string>
     <string name="sort_by_name">Sort by name</string>
     <string name="go_to_top">Scroll to the top</string>
     <string name="go_to_bottom">Scroll to the bottom</string>