nc-photos/lib/mobile/android/media_store.dart

import 'dart:typed_data';

import 'package:flutter/services.dart';

class MediaStore {
  static const exceptionCodePermissionError = "permissionError";

  static Future<String> saveFileToDownload(
          String fileName, Uint8List fileContent) =>
      _channel.invokeMethod("saveFileToDownload", <String, dynamic>{
        "fileName": fileName,
        "content": fileContent,
      });

  static const _channel =
      const MethodChannel("com.nkming.nc_photos/media_store");
}