removing a few more functions related to special OTG file handling

app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/MainActivity.kt

@@ -1034,7 +1034,7 @@ class MainActivity : SimpleActivity(), DirectoryOperationsListener {
             if (!File(it.path).exists()) {
                 invalidDirs.add(it)
             } else if (it.path != config.tempFolderPath) {
-                val children = if (isPathOnOTG(it.path)) getOTGFolderChildrenNames(it.path) else File(it.path).list()?.asList()
+                val children = File(it.path).list()?.asList()
                 val hasMediaFile = children?.any { it?.isMediaFile() == true } ?: false
                 if (!hasMediaFile) {
                     invalidDirs.add(it)

app/src/main/kotlin/com/simplemobiletools/gallery/pro/adapters/DirectoryAdapter.kt

@@ -320,9 +320,6 @@ class DirectoryAdapter(activity: BaseSimpleActivity, var dirs: ArrayList<Directo
         val paths = ArrayList<String>()
         val showHidden = activity.config.shouldShowHidden
         getSelectedPaths().forEach {
-            if (activity.isPathOnOTG(it)) {
-                paths.addAll(getOTGFilePaths(it, showHidden))
-            } else if (it != FAVORITES) {
             val filter = config.filterMedia
             File(it).listFiles()?.filter {
                 !File(it.absolutePath).isDirectory &&
@@ -334,7 +331,6 @@ class DirectoryAdapter(activity: BaseSimpleActivity, var dirs: ArrayList<Directo
                                 (it.isSvg() && filter and TYPE_SVGS != 0))
             }?.mapTo(paths) { it.absolutePath }
         }
-        }
 
         val fileDirItems = paths.map { FileDirItem(it, it.getFilenameFromPath()) } as ArrayList<FileDirItem>
         activity.tryCopyMoveFilesTo(fileDirItems, isCopyOperation) {
@@ -344,25 +340,6 @@ class DirectoryAdapter(activity: BaseSimpleActivity, var dirs: ArrayList<Directo
         }
     }
 
-    private fun getOTGFilePaths(path: String, showHidden: Boolean): ArrayList<String> {
-        val paths = ArrayList<String>()
-        val filter = config.filterMedia
-        activity.getOTGFolderChildren(path)?.filter { it.name != null }?.forEach {
-            if (!it.isDirectory &&
-                    it.name!!.isMediaFile() && (showHidden || !it.name!!.startsWith('.')) &&
-                    ((it.name!!.isImageFast() && filter and TYPE_IMAGES != 0) ||
-                            (it.name!!.isVideoFast() && filter and TYPE_VIDEOS != 0) ||
-                            (it.name!!.isGif() && filter and TYPE_GIFS != 0) ||
-                            (it.name!!.isRawFast() && filter and TYPE_RAWS != 0) ||
-                            (it.name!!.isSvg() && filter and TYPE_SVGS != 0))
-            ) {
-                val relativePath = it.uri.path.substringAfterLast("${activity.config.OTGPartition}:")
-                paths.add("${config.OTGPath}/$relativePath")
-            }
-        }
-        return paths
-    }
-
     private fun askConfirmDelete() {
         when {
             config.isDeletePasswordProtectionOn -> activity.handleDeletePasswordProtection {

app/src/main/kotlin/com/simplemobiletools/gallery/pro/extensions/Context.kt

@@ -594,10 +594,6 @@ fun Context.updateDBDirectory(directory: Directory, directoryDao: DirectoryDao)
     directoryDao.updateDirectory(directory.path, directory.tmb, directory.mediaCnt, directory.modified, directory.taken, directory.size, directory.types)
 }
 
-fun Context.getOTGFolderChildren(path: String) = getDocumentFile(path)?.listFiles()
-
-fun Context.getOTGFolderChildrenNames(path: String) = getOTGFolderChildren(path)?.map { it.name }?.toMutableList()
-
 fun Context.getFavoritePaths() = galleryDB.MediumDao().getFavoritePaths() as ArrayList<String>
 
 // remove the "recycle_bin" from the file path prefix, replace it with real bin path /data/user...

app/src/main/kotlin/com/simplemobiletools/gallery/pro/helpers/MediaFetcher.kt

@@ -146,15 +146,6 @@ class MediaFetcher(val context: Context) {
 
     private fun addFolder(curFolders: ArrayList<String>, folder: String) {
         curFolders.add(folder)
-        if (context.isPathOnOTG(folder)) {
-            val files = context.getOTGFolderChildren(folder) ?: return
-            for (file in files) {
-                if (file.isDirectory) {
-                    val relativePath = file.uri.path.substringAfterLast("${context.config.OTGPartition}:")
-                    addFolder(curFolders, "${context.config.OTGPath}/$relativePath")
-                }
-            }
-        } else {
         val files = File(folder).listFiles() ?: return
         for (file in files) {
             if (file.isDirectory) {
@@ -162,7 +153,6 @@ class MediaFetcher(val context: Context) {
             }
         }
     }
-    }
 
     private fun getMediaInFolder(folder: String, isPickImage: Boolean, isPickVideo: Boolean, filterMedia: Int, getProperDateTaken: Boolean,
                                  favoritePaths: ArrayList<String>, getVideoDurations: Boolean): ArrayList<Medium> {