MobilApp/lib/core/geometry_measure_formatter.dart

class GeometryMeasureFormatter {
  static String length(double meters) {
    if (meters < 1000.0) {
      return '${meters.toStringAsFixed(0)} m';
    }

    return '${(meters / 1000.0).toStringAsFixed(2)} km';
  }

  static String area(double squareMeters) {
    if (squareMeters < 10000.0) {
      return '${squareMeters.toStringAsFixed(0)} m²';
    }

    return '${(squareMeters / 10000.0).toStringAsFixed(2)} ha';
  }
}