using System;
using log4net;
using Wti.Calculation.Piping;
using Wti.Data;
using Wti.Service.Properties;

namespace Wti.Service
{
    /// <summary>
    /// This class controls the <see cref="PipingData"/> and its <see cref="PipingDataNodePresenter"/>.
    /// Interactions from the <see cref="PipingDataNodePresenter"/> are handles by this class.
    /// </summary>
    public static class PipingCalculationService
    {
        private static readonly ILog Logger = LogManager.GetLogger(typeof(PipingCalculationService));

        /// <summary>
        /// Performs a piping calculation based on the supplied <see cref="PipingData"/> and sets <see cref="PipingData.Output"/>
        /// to the <see cref="PipingCalculationResult"/> if the calculation was successful.
        /// </summary>
        /// <param name="pipingData">The <see cref="PipingData"/> to base the input for the calculation upon.</param>
        public static void Calculate(PipingData pipingData)
        {
            try
            {
                var input = new PipingCalculationInput(
                    pipingData.WaterVolumetricWeight,
                    pipingData.UpliftModelFactor,
                    pipingData.AssessmentLevel,
                    pipingData.PiezometricHeadExit,
                    pipingData.DampingFactorExit,
                    pipingData.PhreaticLevelExit,
                    pipingData.PiezometricHeadPolder,
                    pipingData.CriticalHeaveGradient,
                    pipingData.ThicknessCoverageLayer,
                    pipingData.SellmeijerModelFactor,
                    pipingData.SellmeijerReductionFactor,
                    pipingData.SeepageLength,
                    pipingData.SandParticlesVolumicWeight,
                    pipingData.WhitesDragCoefficient,
                    pipingData.Diameter70,
                    pipingData.DarcyPermeability,
                    pipingData.WaterKinematicViscosity,
                    pipingData.Gravity,
                    pipingData.ThicknessAquiferLayer,
                    pipingData.MeanDiameter70,
                    pipingData.BeddingAngle,
                    pipingData.ExitPointXCoordinate
                    );
                var pipingCalculation = new PipingCalculation(input);
                var pipingResult = pipingCalculation.Calculate();

                pipingData.Output = new PipingOutput(pipingResult.UpliftZValue,
                                                     pipingResult.UpliftFactorOfSafety,
                                                     pipingResult.HeaveZValue, pipingResult.HeaveFactorOfSafety, pipingResult.SellmeijerZValue, pipingResult.SellmeijerFactorOfSafety);
            }
            catch (PipingCalculationException e)
            {
                Logger.Warn(String.Format(Resources.ErrorInPipingCalculation_0, e.Message));
            }
        }
    }
}