private static void FillStatistics(Activity activity)
{
var distance = StatisticsHelper.CreateGroup("distance", 0, "", "total distance",
activity.DistanceUserMeasurementUnit).Details[0];
var speedGroup = StatisticsHelper.CreateGroup("speed", 1, "", "average speed",
activity.AverageSpeedUserMeasurementUnit);
StatisticsHelper.CreateDetailForGroup(speedGroup, 1, "", "max speed",
activity.MaxSpeedUserMeasurementUnit);
var movingTime = StatisticsHelper.CreateGroup("time", 2, "", "moving time",
$"{Helpers.Converters.SecToTimeConverter.Convert(activity.MovingTime, typeof(int), null, string.Empty)}").Details[0];
var elevationGain = StatisticsHelper.CreateGroup("elevation", 3, "", "elevation gain",
activity.ElevationGainUserMeasurementUnit).Details[0];
var heartRateGroup = StatisticsHelper.CreateGroup("heart rate", 4, "", "average heart rate",
$"{activity.AverageHeartrate} bpm");
StatisticsHelper.CreateDetailForGroup(heartRateGroup, 1, "", "max heart rate",
$"{activity.MaxHeartrate} bpm");
activity.Statistics.Add(distance);
activity.Statistics.Add(speedGroup.Details[0]);
activity.Statistics.Add(speedGroup.Details[1]);
activity.Statistics.Add(movingTime);
activity.Statistics.Add(elevationGain);
activity.Statistics.Add(heartRateGroup.Details[0]);
activity.Statistics.Add(heartRateGroup.Details[1]);
}