Allow Multiple files to parse

src/main/kotlin/main/Main.kt

@@ -233,25 +233,25 @@ fun app() {
 
 fun selectFile(extensions: Set<String>, onFileSelected: (String) -> Unit) {
     val fileDialog = FileDialog(Frame(), "Select a file", FileDialog.LOAD)
-    fileDialog.isMultipleMode = false // To enable selecting only one file
+    fileDialog.isMultipleMode = true // To enable selecting only one file
     fileDialog.file = "*." + extensions.joinToString(";*.")
     fileDialog.isVisible = true
 
 
-    val selectedFile = fileDialog.file
-    val selectedDirectory = fileDialog.directory
-
-    if (selectedFile != null) {
-        val filePath = "$selectedDirectory$selectedFile"
+    val selectedFiles = fileDialog.files
 
+    if (selectedFiles != null) {
+        for (file in selectedFiles) {
+            println("Selected file: $file")
             // Vérifier si l'extension est autorisée
-        val fileExtension = File(filePath).extension.lowercase()
+            val fileExtension = File(file.absolutePath).extension.lowercase()
             if (extensions.contains(fileExtension)) {
-            println("Opening: $filePath")
-            onFileSelected(filePath)
+                println("Opening: $file")
+                onFileSelected(file.absolutePath)
             } else {
                 println("Invalid file extension.")
             }
+        }
     } else {
         println("Open command cancelled by user.")
     }