Revert "Rename everything filcnaplo-related to refilc"

This reverts commit d1a9625d93.

filcnaplo/lib/helpers/storage_helper.dart

@@ -0,0 +1,39 @@
+// ignore_for_file: avoid_print
+
+import 'dart:io';
+import 'dart:typed_data';
+
+import 'package:path_provider/path_provider.dart';
+import 'package:permission_handler/permission_handler.dart';
+
+class StorageHelper {
+  static Future<bool> write(String path, Uint8List data) async {
+    try {
+      if (await Permission.manageExternalStorage.request().isGranted) {
+        await File(path).writeAsBytes(data);
+        return true;
+      } else {
+        if (await Permission.storage.isPermanentlyDenied) {
+          openAppSettings();
+        }
+        return false;
+      }
+    } catch (error) {
+      print("ERROR: StorageHelper.write: $error");
+      return false;
+    }
+  }
+
+  static Future<String> downloadsPath() async {
+    String downloads;
+
+    if (Platform.isAndroid) {
+      downloads = "/storage/self/primary/Download";
+    } else {
+      downloads = (await getTemporaryDirectory()).path;
+    }
+
+    return downloads;
+    // return (await getTemporaryDirectory()).path;
+  }
+}