?? Unlock Persistent Data in Your Flutter Apps with Hive! ??

As developers, we're always striving to create seamless user experiences. One way to ensure that users never lose their data, even after reinstalling an app, is by implementing external storage strategies with Hive.

?? Here's a quick trick I’ve been using in my Flutter apps:

By utilizing getExternalStorageDirectory(), we can store Hive boxes in an external directory (e.g., /Download/FlutterApp) rather than relying on the app's default storage, which gets wiped during uninstallation. And here’s the best part—you only need to add this code in your main.dart file!

Future<Directory> _getExternalStorageDirectory() async {
  Directory directory = await getExternalStorageDirectory();
  // Manipulating the path to avoid the Android folder
  String newPath = '';
  List<String> folders = directory.path.split('/');
  for (int i = 1; i < folders.length; i++) {
    String folder = folders[i];
    if (folder != "Android") {
      newPath += "/" + folder;
    } else {
      break;
    }
  }
  newPath = newPath + "/Download/FlutterApp";
  directory = Directory(newPath);

  if (!await directory.exists()) {
    await directory.create(recursive: true);
  }
  return directory;
}        

?? This setup ensures that after a user uninstalls and reinstalls the app, Hive boxes remain intact and the app can retrieve stored data effortlessly!

A huge time-saver for any data-driven application! ??

For those diving into Hive and Flutter, this is one trick you don't want to miss. Make sure you add this code in your main.dart file for seamless persistence.

#Flutter #Hive #PersistentData #MobileDevelopment #FlutterTips

Madhav Ghatge

Flutter Developer || Mobile Application Developer

5 个月

Thank you!

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