DD.WellWorkover.Cloud/AsbCloudInfrastructure/Services/DetectOperations/Detectors/OperationDrilling.cs

using System.Linq;

namespace AsbCloudInfrastructure.Services.DetectOperations.Detectors
{

    internal class OperationDrilling : OperationDetector
    {
        public OperationDrilling(int idOperation)
            :base(idOperation)
        {
            isValid = (DetectableTelemetry[] telemetryFragment) =>
            {
                var pBegin = telemetryFragment.First();
                var pEnd = telemetryFragment.Last();
                if (pBegin.WellDepth >= pEnd.WellDepth)
                    return false;

                return true;
            };

            calcValue = (DetectableTelemetry[] telemetryFragment) =>
            {
                var pBegin = telemetryFragment.First();
                var pEnd = telemetryFragment.Last();
                var result = (double)(pEnd.WellDepth - pBegin.WellDepth) / (pEnd.DateTime - pBegin.DateTime).TotalHours;
                return result;
            };
        }
    }
}