/// <summary>
/// Gets the min and max values for a specific storage site and environmental factor.
/// </summary>
/// <param name="siteId">The ID of the storage site to get the history for.</param>
/// <param name="factor">The factor to get the history for.</param>
/// <param name="startTime">Start time of the period to get value for.</param>
/// <param name="endTime">End time of the period to get value for.</param>
/// <returns>Returns the extrema.</returns>
public Extrema GetExtrema(Guid siteId, EnvironmentalFactor factor, DateTime startTime, DateTime endTime)
{
StorageSite site = LocationsService.GetStorageSite(siteId);
return(EnvironmentalDataRepository.GetExtrema(site, factor, startTime, endTime));
}
