optimizing the performance at fetching files

Author: tibbi

app/build.gradle

@@ -58,7 +58,7 @@ android {
 }
 
 dependencies {
-    implementation 'com.simplemobiletools:commons:5.30.16'
+    implementation 'com.simplemobiletools:commons:5.30.18'
     implementation 'com.github.Stericson:RootTools:df729dcb13'
     implementation 'com.github.Stericson:RootShell:1.6'
     implementation 'com.alexvasilkov:gesture-views:2.5.2'

app/src/main/kotlin/com/simplemobiletools/filemanager/pro/adapters/ItemsAdapter.kt

@@ -309,7 +309,7 @@ class ItemsAdapter(activity: SimpleActivity, var listItems: MutableList<ListItem
                     addFileUris(it.uri.toString(), paths)
                 }
             } else {
-                File(path).listFiles()?.filter { if (shouldShowHidden) true else !it.isHidden }?.forEach {
+                File(path).listFiles()?.filter { if (shouldShowHidden) true else !it.name.startsWith('.') }?.forEach {
                     addFileUris(it.absolutePath, paths)
                 }
             }

app/src/main/kotlin/com/simplemobiletools/filemanager/pro/fragments/ItemsFragment.kt

@@ -239,7 +239,8 @@ class ItemsFragment : Fragment(), ItemOperationsListener, Breadcrumbs.Breadcrumb
             return null
         }
 
-        val isDirectory = file.isDirectory
+        var lastModified = lastModifieds.remove(curPath)
+        val isDirectory = if (lastModified != null) false else file.isDirectory
         val children = if (isDirectory) file.getDirectChildrenCount(showHidden) else 0
         val size = if (isDirectory) {
             if (isSortingBySize) {
@@ -251,7 +252,6 @@ class ItemsFragment : Fragment(), ItemOperationsListener, Breadcrumbs.Breadcrumb
             file.length()
         }
 
-        var lastModified = lastModifieds.remove(curPath)
         if (lastModified == null) {
             lastModified = file.lastModified()
         }