copyWithType method

DbRecord? copyWithType(Type t)

Get a copy of a record with a specific type

Accepted types: String, int, double, bool and Uint8List

Implementation

DbRecord? copyWithType(Type t) {
  switch (t) {
    case String:
      return DbRecord<String>(key, value.toString());
      break;
    case int:
      try {
        final v = int.parse(value.toString());
        return DbRecord<int>(key, v);
      } catch (e) {
        throw Exception("Can not convert $value to $t "
            "for key $key");
      }
      break;
    case double:
      try {
        final v = double.parse(value.toString());
        return DbRecord<double>(key, v);
      } catch (e) {
        throw Exception("Can not convert $value to $t "
            "for key $key");
      }
      break;
    case bool:
      final dynamic val = value.toString();
      if (val == "true") {
        return DbRecord<bool>(key, true);
      } else if (val == "false") {
        return DbRecord<bool>(key, false);
      } else {
        throw Exception("Can not convert $value to $t "
            "for key $key");
      }
      break;
    case Uint8List:
      try {
        final v = value as Uint8List;
        return DbRecord<Uint8List>(key, v);
      } catch (e) {
        throw Exception("Can not convert $value to $t "
            "for key $key");
      }
      break;
  }
  return null;
}