Answers for "create folder and save file flutter"

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create folder and save file flutter

// add DIO, path_provider.
/*download file from link */
String fileName = 'task_${task.TaskNo}_${e.ImgNo}${e.FileExt}';
Directory?  _directory =await getExternalStorageDirectory();
String _filePath = '${_directory!.path}/$fileName';
print("file path" +_filePath);
await Dio().downloadUri(
Uri.parse(attachmentUrl),_filePath);

//Create directory and save file

Future<bool> saveFile(String filePath, BuildContext context) async {
    Directory storageDir;
    try {
      File f = File(filePath);
      String savedPath;
      storageDir = (await getExternalStorageDirectory())!;

      String newPath = '';
      List<String> folders = storageDir.path.split('/');
      for (int x = 1; x < folders.length; x++) {
        String folder = folders[x];
        if (folder != 'Android') {
          newPath += '/' + folder;
        } else {
          break;
        }
      }
      newPath = newPath + '/MyTask';
      storageDir = Directory(newPath);

      if (!await storageDir.exists()) {
        await storageDir.create(recursive: true);
      }
      if (await storageDir.exists()) {
        //List<int> bytesSync = widget.pickedImage.readAsBytesSync();

        String baseFileName = f.path.split('/').last;
        File savedFile = File(storageDir.path + "/$baseFileName");
        savedPath = storageDir.path + "/$baseFileName";
        savedFile.writeAsBytesSync(f.readAsBytesSync());
        if (savedPath != null) {
          print("File Saved..!");
         
        } else {
          print( 'Could not save file. Please Try again');
        }
        return true;
      }
    } catch (e) {
      print(e);
    }
    return false;
  }
Posted by: Guest on July-27-2021

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