lunasea/lib/core/filesystem.dart

import 'dart:io';
import 'package:share/share.dart';
import 'package:path_provider/path_provider.dart';

class LunaFileSystem {
    /// Export a given string to the OS-level share sheet with the given name.
    /// 
    /// Temporarily writes the string as a [File] to the temporary storage directory on the OS.
    /// 
    /// Temporary storage is eventually cleared by the OS, but is more than enough time to save/send via the share sheet.
    Future<void> exportStringToShareSheet(String name, String data) async {
        Directory tempDirectory = await getTemporaryDirectory();
        String path = '${tempDirectory.path}/$name';
        //Write the NZB to the filesystem
        File file = File(path);
        await file?.writeAsString(data);
        await Share.shareFiles([path]);
    }
}