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<void> saveFileToDownload(
      String fileName, Uint8List fileContent) async {
    await _channel.invokeMethod("saveFileToDownload", <String, dynamic>{
      "fileName": fileName,
      "content": fileContent,
    });
  }

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