delete_corrupted_accounts function

Implementation

delete_corrupted_accounts() async {
  await FirebaseFirestore.instance.collection("users").get().then((collection) {
    collection.docs.forEach((user) {
      var user_data = user.data();
      if (user_data["gender"] == null &&
          user_data["birthday"] == null &&
          user_data["country"] == null) {
        print("id: ${user.id} user_data $user_data");
        user.reference.delete();
      }
      collection_counter++;
    });
    print_collection_counter();
  });
}