/// <summary>
/// Gets the history of 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>
/// <param name="maxPoints">Optional upper bound of points for data density reduction.</param>
/// <returns>Returns the matching values.</returns>
public IEnumerable <DataPoint> GetHistory(Guid siteId, EnvironmentalFactor factor, DateTime startTime, DateTime endTime, int?maxPoints)
{
StorageSite site = LocationsService.GetStorageSite(siteId);
IEnumerable <DataPoint> history = EnvironmentalDataRepository.GetHistory(site, factor, startTime, endTime);
if (maxPoints.HasValue && history.Count() > maxPoints)
{
history = DataDensityReducer.ReduceDensity(history, maxPoints.Value);
}
return(history);
}
/// <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));
}
/// <summary>
/// Gets the latest value for a specific storage site and environmental factor.
/// </summary>
/// <param name="siteId">The ID of the storage site to get the latest value for.</param>
/// <param name="factor">The factor to get the latest value for.</param>
/// <returns>Returns the latest value, or null.</returns>
public DataPoint GetLatestValue(Guid siteId, EnvironmentalFactor factor)
{
StorageSite site = LocationsService.GetStorageSite(siteId);
return(EnvironmentalDataRepository.GetLatestValue(site, factor));
}
