adding a helper function for fetching media store IDs from file paths

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

@@ -1045,3 +1045,18 @@ fun Context.getFileDateTaken(path: String): Long {
 
     return 0L
 }
+
+fun Context.getFileUrisFromFileDirItems(fileDirItems: ArrayList<FileDirItem>): ArrayList<Uri> {
+    val fileUris = ArrayList<Uri>()
+    val allIds = MediaFetcher(this).getMediaStoreIds()
+    val filePaths = fileDirItems.map { it.path.lowercase(Locale.getDefault()) }
+    for ((filePath, mediaStoreId) in allIds) {
+        if (filePaths.contains(filePath.lowercase(Locale.getDefault()))) {
+            val baseUri = getFileUri(filePath)
+            val uri = ContentUris.withAppendedId(baseUri, mediaStoreId)
+            fileUris.add(uri)
+        }
+    }
+
+    return fileUris
+}

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

@@ -606,6 +606,32 @@ class MediaFetcher(val context: Context) {
         return sizes
     }
 
+    fun getMediaStoreIds(): HashMap<String, Long> {
+        val ids = HashMap<String, Long>()
+        val projection = arrayOf(
+            Images.Media.DATA,
+            Images.Media._ID
+        )
+
+        val uri = Files.getContentUri("external")
+
+        try {
+            context.queryCursor(uri, projection) { cursor ->
+                try {
+                    val id = cursor.getLongValue(Images.Media._ID)
+                    if (id != 0L) {
+                        val path = cursor.getStringValue(Images.Media.DATA)
+                        ids[path] = id
+                    }
+                } catch (e: Exception) {
+                }
+            }
+        } catch (e: Exception) {
+        }
+
+        return ids
+    }
+
     fun sortMedia(media: ArrayList<Medium>, sorting: Int) {
         if (sorting and SORT_BY_RANDOM != 0) {
             media.shuffle()