mnemo_cards/lib/utils/string_helper.dart

import 'dart:ui';

extension StringHelper on String {
  String get capitalize =>
      "${this[0].toUpperCase()}${this.substring(1).toLowerCase()}";

  Color? get asColor {
    if (startsWith('#')) {
      return replaceFirst('#', '0x').asColor;
    }
    if (startsWith('0x')) {
      if (length > '0x001122'.length) {
        return Color(int.parse(this));
      } else {
        return Color(0xff000000 + int.parse(this));
      }
    } else {
      if (length == 'aabbcc'.length || length == 'ffaabbcc'.length) {
        return '0x$this'.asColor;
      }
    }
    return Color(0xffffffff);
  }
}