// Copyright (C) Stichting Deltares 2016. All rights reserved.
//
// This file is part of Ringtoets.
//
// Ringtoets is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// All names, logos, and references to "Deltares" are registered trademarks of
// Stichting Deltares and remain full property of Stichting Deltares at all times.
// All rights reserved.

using System;
using System.ComponentModel;
using System.IO;
using System.Linq;
using Core.Common.Base.Geometry;
using Core.Common.TestUtil;
using NUnit.Framework;
using Rhino.Mocks;
using Ringtoets.Common.Data.AssessmentSection;
using Ringtoets.Common.Data.DikeProfiles;
using Ringtoets.Common.Data.FailureMechanism;
using Ringtoets.Common.Data.Structures;
using Ringtoets.Common.Data.TestUtil;
using Ringtoets.HydraRing.Calculation.Calculator.Factory;
using Ringtoets.HydraRing.Calculation.Data;
using Ringtoets.HydraRing.Calculation.Data.Input.Structures;
using Ringtoets.HydraRing.Calculation.TestUtil;
using Ringtoets.HydraRing.Calculation.TestUtil.Calculator;
using Ringtoets.HydraRing.Data;
using Ringtoets.StabilityPointStructures.Data;
using Ringtoets.StabilityPointStructures.Data.TestUtil;

namespace Ringtoets.StabilityPointStructures.Service.Test
{
    [TestFixture]
    public class StabilityPointStructuresCalculationServiceTest
    {
        private static readonly string testDataPath = TestHelper.GetTestDataPath(TestDataPath.Ringtoets.Integration.Service, "HydraRingCalculation");
        private static readonly string validDataFilepath = Path.Combine(testDataPath, "HRD dutch coast south.sqlite");

        [Test]
        public void Validate_ValidCalculationInvalidHydraulicBoundaryDatabase_ReturnsFalse()
        {
            // Setup
            var mockRepository = new MockRepository();
            var assessmentSectionStub = AssessmentSectionHelper.CreateAssessmentSectionStub(new StabilityPointStructuresFailureMechanism(), mockRepository);
            mockRepository.ReplayAll();

            assessmentSectionStub.HydraulicBoundaryDatabase.FilePath = Path.Combine(testDataPath, "notexisting.sqlite");

            const string name = "<very nice name>";

            var calculation = new StructuresCalculation<StabilityPointStructuresInput>
            {
                Name = name,
                InputParameters =
                {
                    HydraulicBoundaryLocation = new HydraulicBoundaryLocation(1, "name", 2, 2),
                }
            };

            bool isValid = false;

            // Call
            Action call = () => isValid = StabilityPointStructuresCalculationService.Validate(calculation, assessmentSectionStub);

            // Assert
            TestHelper.AssertLogMessages(call, messages =>
            {
                var msgs = messages.ToArray();
                Assert.AreEqual(3, msgs.Length);
                StringAssert.StartsWith(string.Format("Validatie van '{0}' gestart om: ", name), msgs[0]);
                StringAssert.StartsWith("Validatie mislukt: Fout bij het lezen van bestand", msgs[1]);
                StringAssert.StartsWith(string.Format("Validatie van '{0}' beëindigd om: ", name), msgs[2]);
            });
            Assert.IsFalse(isValid);

            mockRepository.VerifyAll();
        }

        [Test]
        public void Validate_CalculationInputWithoutHydraulicBoundaryLocationValidHydraulicBoundaryDatabase_LogsErrorAndReturnsFalse()
        {
            // Setup
            var mockRepository = new MockRepository();
            var assessmentSectionStub = AssessmentSectionHelper.CreateAssessmentSectionStub(new StabilityPointStructuresFailureMechanism(), mockRepository);
            mockRepository.ReplayAll();

            assessmentSectionStub.HydraulicBoundaryDatabase.FilePath = Path.Combine(testDataPath, "HRD dutch coast south.sqlite");

            const string name = "<very nice name>";

            var calculation = new TestStabilityPointStructuresCalculation()
            {
                Name = name,
                InputParameters =
                {
                    HydraulicBoundaryLocation = null
                }
            };

            bool isValid = false;

            // Call
            Action call = () => isValid = StabilityPointStructuresCalculationService.Validate(calculation, assessmentSectionStub);

            // Assert
            TestHelper.AssertLogMessages(call, messages =>
            {
                var msgs = messages.ToArray();
                Assert.AreEqual(3, msgs.Length);
                StringAssert.StartsWith(string.Format("Validatie van '{0}' gestart om: ", name), msgs[0]);
                StringAssert.StartsWith("Validatie mislukt: Er is geen hydraulische randvoorwaardenlocatie geselecteerd.", msgs[1]);
                StringAssert.StartsWith(string.Format("Validatie van '{0}' beëindigd om: ", name), msgs[2]);
            });
            Assert.IsFalse(isValid);

            mockRepository.VerifyAll();
        }

        [Test]
        public void Calculate_InvalidInFlowModelType_ThrowsNotSupportedException()
        {
            // Setup
            var stabilityPointStructuresFailureMechanism = new StabilityPointStructuresFailureMechanism();

            var mockRepository = new MockRepository();
            var assessmentSectionStub = mockRepository.Stub<IAssessmentSection>();
            mockRepository.ReplayAll();

            stabilityPointStructuresFailureMechanism.AddSection(new FailureMechanismSection("test section", new[]
            {
                new Point2D(0, 0),
                new Point2D(1, 1)
            }));

            var calculation = new TestStabilityPointStructuresCalculation()
            {
                InputParameters =
                {
                    InflowModelType = (StabilityPointStructureInflowModelType) 100
                }
            };

            var service = new StabilityPointStructuresCalculationService();

            // Call
            using (new HydraRingCalculatorFactoryConfig())
            {
                var calculator = ((TestHydraRingCalculatorFactory) HydraRingCalculatorFactory.Instance).StructuresClosureCalculator;

                // Call
                TestDelegate call = () => service.Calculate(calculation,
                                                            assessmentSectionStub,
                                                            stabilityPointStructuresFailureMechanism,
                                                            testDataPath);

                StructuresClosureCalculationInput[] calculationInputs = calculator.ReceivedInputs.ToArray();

                // Assert
                Assert.AreEqual(0, calculationInputs.Length);
                var exception = Assert.Throws<InvalidEnumArgumentException>(call);
                Assert.AreEqual("calculation", exception.ParamName);
                StringAssert.StartsWith("The value of argument 'calculation' (100) is invalid for Enum type 'StabilityPointStructureInflowModelType'.", exception.Message);
            }
            mockRepository.VerifyAll();
        }

        [Test]
        public void Calculate_InvalidLoadSchematizationType_ThrowsNotSupportedException()
        {
            // Setup
            var stabilityPointStructuresFailureMechanism = new StabilityPointStructuresFailureMechanism();

            var mockRepository = new MockRepository();
            var assessmentSectionStub = mockRepository.Stub<IAssessmentSection>();
            mockRepository.ReplayAll();

            stabilityPointStructuresFailureMechanism.AddSection(new FailureMechanismSection("test section", new[]
            {
                new Point2D(0, 0),
                new Point2D(1, 1)
            }));

            var calculation = new TestStabilityPointStructuresCalculation()
            {
                InputParameters =
                {
                    LoadSchematizationType = (LoadSchematizationType) 100
                }
            };

            var service = new StabilityPointStructuresCalculationService();

            // Call
            using (new HydraRingCalculatorFactoryConfig())
            {
                var calculator = ((TestHydraRingCalculatorFactory) HydraRingCalculatorFactory.Instance).StructuresClosureCalculator;

                // Call
                TestDelegate call = () => service.Calculate(calculation,
                                                            assessmentSectionStub,
                                                            stabilityPointStructuresFailureMechanism,
                                                            testDataPath);

                StructuresClosureCalculationInput[] calculationInputs = calculator.ReceivedInputs.ToArray();

                // Assert
                Assert.AreEqual(0, calculationInputs.Length);
                var exception = Assert.Throws<InvalidEnumArgumentException>(call);
                Assert.AreEqual("calculation", exception.ParamName);
                StringAssert.StartsWith("The value of argument 'calculation' (100) is invalid for Enum type 'LoadSchematizationType'.", exception.Message);
            }
            mockRepository.VerifyAll();
        }

        [Test]
        [TestCase(true, false)]
        [TestCase(true, true)]
        [TestCase(false, false)]
        public void Calculate_VariousLowSillLinearCalculations_InputPropertiesCorrectlySentToCalculator(bool useForeshore, bool useBreakWater)
        {
            // Setup
            var stabilityPointStructuresFailureMechanism = new StabilityPointStructuresFailureMechanism();

            var mockRepository = new MockRepository();
            var assessmentSectionStub = AssessmentSectionHelper.CreateAssessmentSectionStub(stabilityPointStructuresFailureMechanism, mockRepository);
            mockRepository.ReplayAll();

            stabilityPointStructuresFailureMechanism.AddSection(new FailureMechanismSection("test section", new[]
            {
                new Point2D(0, 0),
                new Point2D(1, 1)
            }));

            var calculation = new TestStabilityPointStructuresCalculation()
            {
                InputParameters =
                {
                    HydraulicBoundaryLocation = assessmentSectionStub.HydraulicBoundaryDatabase.Locations.First(hl => hl.Id == 1300001),
                    InflowModelType = StabilityPointStructureInflowModelType.LowSill,
                    LoadSchematizationType = LoadSchematizationType.Linear
                }
            };

            if (useForeshore)
            {
                calculation.InputParameters.ForeshoreProfile = new ForeshoreProfile(new Point2D(0, 0),
                                                                                    new[]
                                                                                    {
                                                                                        new Point2D(1, 1),
                                                                                        new Point2D(2, 2)
                                                                                    },
                                                                                    useBreakWater ? new BreakWater(BreakWaterType.Wall, 3.0) : null,
                                                                                    new ForeshoreProfile.ConstructionProperties());
            }

            FailureMechanismSection failureMechanismSection = stabilityPointStructuresFailureMechanism.Sections.First();

            using (new HydraRingCalculatorFactoryConfig())
            {
                var calculator = ((TestHydraRingCalculatorFactory) HydraRingCalculatorFactory.Instance).StructuresStabilityPointCalculator;

                // Call
                new StabilityPointStructuresCalculationService().Calculate(calculation,
                                                                           assessmentSectionStub,
                                                                           stabilityPointStructuresFailureMechanism,
                                                                           validDataFilepath);

                // Assert
                StructuresStabilityPointCalculationInput[] calculationInputs = calculator.ReceivedInputs.ToArray();
                Assert.AreEqual(1, calculationInputs.Length);
                Assert.AreEqual(testDataPath, calculator.HydraulicBoundaryDatabaseDirectory);
                Assert.AreEqual(assessmentSectionStub.Id, calculator.RingId);

                GeneralStabilityPointStructuresInput generalInput = stabilityPointStructuresFailureMechanism.GeneralInput;
                StabilityPointStructuresInput input = calculation.InputParameters;
                var expectedInput = new StructuresStabilityPointLowSillLinearCalculationInput(
                    1300001,
                    new HydraRingSection(1, failureMechanismSection.GetSectionLength(), input.StructureNormalOrientation),
                    useForeshore ? input.ForeshoreGeometry.Select(c => new HydraRingForelandPoint(c.X, c.Y)) : new HydraRingForelandPoint[0],
                    useBreakWater ? new HydraRingBreakWater((int) input.BreakWater.Type, input.BreakWater.Height) : null,
                    input.VolumicWeightWater,
                    generalInput.GravitationalAcceleration,
                    input.LevelCrestStructure.Mean,
                    input.LevelCrestStructure.StandardDeviation,
                    input.StructureNormalOrientation,
                    input.FactorStormDurationOpenStructure,
                    input.ModelFactorSuperCriticalFlow.Mean,
                    input.ModelFactorSuperCriticalFlow.StandardDeviation,
                    input.ThresholdHeightOpenWeir.Mean,
                    input.ThresholdHeightOpenWeir.StandardDeviation,
                    input.InsideWaterLevelFailureConstruction.Mean,
                    input.InsideWaterLevelFailureConstruction.StandardDeviation,
                    input.FailureProbabilityRepairClosure,
                    input.FailureCollisionEnergy.Mean,
                    input.FailureCollisionEnergy.CoefficientOfVariation,
                    generalInput.ModelFactorCollisionLoad.Mean,
                    generalInput.ModelFactorCollisionLoad.CoefficientOfVariation,
                    input.ShipMass.Mean,
                    input.ShipMass.CoefficientOfVariation,
                    input.ShipVelocity.Mean,
                    input.ShipVelocity.CoefficientOfVariation,
                    input.LevellingCount,
                    input.ProbabilityCollisionSecondaryStructure,
                    input.FlowVelocityStructureClosable.Mean,
                    input.FlowVelocityStructureClosable.StandardDeviation,
                    input.InsideWaterLevel.Mean,
                    input.InsideWaterLevel.StandardDeviation,
                    input.AllowedLevelIncreaseStorage.Mean,
                    input.AllowedLevelIncreaseStorage.StandardDeviation,
                    generalInput.ModelFactorStorageVolume.Mean,
                    generalInput.ModelFactorStorageVolume.StandardDeviation,
                    input.StorageStructureArea.Mean,
                    input.StorageStructureArea.CoefficientOfVariation,
                    generalInput.ModelFactorInflowVolume,
                    input.FlowWidthAtBottomProtection.Mean,
                    input.FlowWidthAtBottomProtection.StandardDeviation,
                    input.CriticalOvertoppingDischarge.Mean,
                    input.CriticalOvertoppingDischarge.CoefficientOfVariation,
                    input.FailureProbabilityStructureWithErosion,
                    input.StormDuration.Mean,
                    input.StormDuration.CoefficientOfVariation,
                    input.BankWidth.Mean,
                    input.BankWidth.StandardDeviation,
                    input.EvaluationLevel,
                    generalInput.ModelFactorLoadEffect.Mean,
                    generalInput.ModelFactorLoadEffect.StandardDeviation,
                    generalInput.WaveRatioMaxHN,
                    generalInput.WaveRatioMaxHStandardDeviation,
                    input.VerticalDistance,
                    generalInput.ModificationFactorWavesSlowlyVaryingPressureComponent,
                    generalInput.ModificationFactorDynamicOrImpulsivePressureComponent,
                    input.ModelFactorSuperCriticalFlow.Mean,
                    input.ModelFactorSuperCriticalFlow.StandardDeviation,
                    input.ConstructiveStrengthLinearLoadModel.Mean,
                    input.ConstructiveStrengthLinearLoadModel.CoefficientOfVariation,
                    input.StabilityLinearLoadModel.Mean,
                    input.StabilityLinearLoadModel.CoefficientOfVariation,
                    input.WidthFlowApertures.Mean,
                    input.WidthFlowApertures.CoefficientOfVariation);

                StructuresStabilityPointLowSillLinearCalculationInput actualInput = (StructuresStabilityPointLowSillLinearCalculationInput)calculationInputs[0];
                HydraRingDataEqualityHelper.AreEqual(expectedInput, actualInput);
                Assert.IsFalse(calculator.IsCanceled);
            }
            mockRepository.VerifyAll();
        }
    }
}