/// Input utilities
///
/// @author Pierre HUBERT

/// Check out whether a given email address is valid or not
///
/// Taken from https://medium.com/@nitishk72/form-validation-in-flutter-d762fbc9212c
bool validateEmail(String value) {
  Pattern pattern =
      r'^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$';
  RegExp regex = new RegExp(pattern);
  return regex.hasMatch(value);
}