// 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 Core.Common.Base;
using Core.Common.TestUtil;
using NUnit.Framework;
using Rhino.Mocks;
using Ringtoets.Common.Data.AssessmentSection;
using Ringtoets.Common.Forms.PropertyClasses;
using Ringtoets.Common.Forms.TestUtil;
using Ringtoets.GrassCoverErosionInwards.Data;
using Ringtoets.GrassCoverErosionInwards.Forms.PresentationObjects;
using Ringtoets.GrassCoverErosionInwards.Forms.PropertyClasses;

namespace Ringtoets.GrassCoverErosionInwards.Forms.Test.PropertyClasses
{
    [TestFixture]
    public class GrassCoverErosionInwardsFailureMechanismContextPropertiesTest
    {
        private const int namePropertyIndex = 0;
        private const int codePropertyIndex = 1;
        private const int isRelevantPropertyIndex = 2;
        private const int lengthEffectPropertyIndex = 3;
        private const int frunupModelFactorPropertyIndex = 4;
        private const int fbFactorPropertyIndex = 5;
        private const int fnFactorPropertyIndex = 6;
        private const int fshallowModelFactorPropertyIndex = 7;
        private MockRepository mockRepository;

        [SetUp]
        public void SetUp()
        {
            mockRepository = new MockRepository();
        }

        [Test]
        public void Constructor_DataIsNull_ThrowArgumentNullException()
        {
            // Setup
            var handler = mockRepository.Stub<IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism>>();
            mockRepository.ReplayAll();

            // Call
            TestDelegate test = () => new GrassCoverErosionInwardsFailureMechanismContextProperties(null, handler);

            // Assert
            string paramName = Assert.Throws<ArgumentNullException>(test).ParamName;
            Assert.AreEqual("data", paramName);
            mockRepository.VerifyAll();
        }

        [Test]
        public void Constructor_ChangeHandlerIsNull_ThrowArgumentNullException()
        {
            // Setup
            var assessmentSection = mockRepository.Stub<IAssessmentSection>();
            mockRepository.ReplayAll();

            // Call
            TestDelegate test = () => new GrassCoverErosionInwardsFailureMechanismContextProperties(
                new GrassCoverErosionInwardsFailureMechanismContext(new GrassCoverErosionInwardsFailureMechanism(), assessmentSection),
                null);

            // Assert
            string paramName = Assert.Throws<ArgumentNullException>(test).ParamName;
            Assert.AreEqual("handler", paramName);
            mockRepository.VerifyAll();
        }

        [Test]
        [TestCase(true)]
        [TestCase(false)]
        public void Constructor_ExpectedValues(bool isRelevant)
        {
            // Setup
            var assessmentSection = mockRepository.Stub<IAssessmentSection>();
            var handler = mockRepository.Stub<IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism>>();

            mockRepository.ReplayAll();

            var failureMechanism = new GrassCoverErosionInwardsFailureMechanism
            {
                IsRelevant = isRelevant
            };
            var properties = new GrassCoverErosionInwardsFailureMechanismContextProperties(
                new GrassCoverErosionInwardsFailureMechanismContext(failureMechanism, assessmentSection),
                handler);

            // Assert
            Assert.AreEqual("Dijken en dammen - Grasbekleding erosie kruin en binnentalud", properties.Name);
            Assert.AreEqual("GEKB", properties.Code);
            Assert.AreEqual(isRelevant, properties.IsRelevant);
            Assert.AreEqual(2, properties.LengthEffect);
            var generalInput = new GeneralGrassCoverErosionInwardsInput();

            Assert.AreEqual(generalInput.FbFactor.Mean, properties.FbFactor.Mean);
            Assert.AreEqual(generalInput.FbFactor.StandardDeviation, properties.FbFactor.StandardDeviation);

            Assert.AreEqual(generalInput.FnFactor.Mean, properties.FnFactor.Mean);
            Assert.AreEqual(generalInput.FnFactor.StandardDeviation, properties.FnFactor.StandardDeviation);

            Assert.AreEqual(generalInput.FrunupModelFactor.Mean, properties.FrunupModelFactor.Mean);
            Assert.AreEqual(generalInput.FrunupModelFactor.StandardDeviation, properties.FrunupModelFactor.StandardDeviation);

            Assert.AreEqual(generalInput.FshallowModelFactor.Mean, properties.FshallowModelFactor.Mean);
            Assert.AreEqual(generalInput.FshallowModelFactor.StandardDeviation, properties.FshallowModelFactor.StandardDeviation);
            mockRepository.VerifyAll();
        }

        [Test]
        public void Constructor_IsRelevantTrue_PropertiesHaveExpectedAttributesValues()
        {
            // Setup
            var assessmentSection = mockRepository.Stub<IAssessmentSection>();
            var handler = mockRepository.Stub<IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism>>();
            mockRepository.ReplayAll();

            var failureMechanism = new GrassCoverErosionInwardsFailureMechanism
            {
                IsRelevant = true
            };

            // Call
            var properties = new GrassCoverErosionInwardsFailureMechanismContextProperties(
                new GrassCoverErosionInwardsFailureMechanismContext(failureMechanism, assessmentSection),
                handler);

            // Assert
            var generalCategory = "Algemeen";
            var lengthEffectParameterCategory = "Lengte-effect parameters";
            var modelSettingsCategory = "Modelinstellingen";

            PropertyDescriptorCollection dynamicProperties = PropertiesTestHelper.GetAllVisiblePropertyDescriptors(properties);
            Assert.AreEqual(8, dynamicProperties.Count);

            PropertyDescriptor nameProperty = dynamicProperties[namePropertyIndex];
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(nameProperty,
                                                                            generalCategory,
                                                                            "Naam",
                                                                            "De naam van het toetsspoor.",
                                                                            true);

            PropertyDescriptor codeProperty = dynamicProperties[codePropertyIndex];
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(codeProperty,
                                                                            generalCategory,
                                                                            "Label",
                                                                            "Het label van het toetsspoor.",
                                                                            true);

            PropertyDescriptor isRelevantProperty = dynamicProperties[isRelevantPropertyIndex];
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(isRelevantProperty,
                                                                            generalCategory,
                                                                            "Is relevant",
                                                                            "Geeft aan of dit toetsspoor relevant is of niet.",
                                                                            true);

            PropertyDescriptor lengthEffectProperty = dynamicProperties[lengthEffectPropertyIndex];
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(lengthEffectProperty,
                                                                            lengthEffectParameterCategory,
                                                                            "N [-]",
                                                                            "De parameter 'N' die gebruikt wordt om het lengte-effect mee te nemen in een semi-probabilistische beoordeling.");

            PropertyDescriptor frunupModelFactorProperty = dynamicProperties[frunupModelFactorPropertyIndex];
            Assert.IsInstanceOf<ExpandableObjectConverter>(frunupModelFactorProperty.Converter);
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(frunupModelFactorProperty,
                                                                            modelSettingsCategory,
                                                                            "Modelfactor Frunup [-]",
                                                                            "De parameter 'Frunup' die gebruikt wordt in de berekening.",
                                                                            true);

            PropertyDescriptor fbModelProperty = dynamicProperties[fbFactorPropertyIndex];
            Assert.IsInstanceOf<ExpandableObjectConverter>(fbModelProperty.Converter);
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(fbModelProperty,
                                                                            modelSettingsCategory,
                                                                            "Modelfactor Fb [-]",
                                                                            "De parameter 'Fb' die gebruikt wordt in de berekening.",
                                                                            true);

            PropertyDescriptor fnFactorProperty = dynamicProperties[fnFactorPropertyIndex];
            Assert.IsInstanceOf<ExpandableObjectConverter>(fnFactorProperty.Converter);
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(fnFactorProperty,
                                                                            modelSettingsCategory,
                                                                            "Modelfactor Fn [-]",
                                                                            "De parameter 'Fn' die gebruikt wordt in de berekening.",
                                                                            true);

            PropertyDescriptor fshallowProperty = dynamicProperties[fshallowModelFactorPropertyIndex];
            Assert.IsInstanceOf<ExpandableObjectConverter>(fshallowProperty.Converter);
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(fshallowProperty,
                                                                            modelSettingsCategory,
                                                                            "Modelfactor Fondiep [-]",
                                                                            "De parameter 'Fondiep' die gebruikt wordt in de berekening.",
                                                                            true);

            mockRepository.VerifyAll();
        }

        [Test]
        public void Constructor_IsRelevantFalse_PropertiesHaveExpectedAttributesValues()
        {
            // Setup
            var assessmentSection = mockRepository.Stub<IAssessmentSection>();
            var handler = mockRepository.Stub<IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism>>();
            mockRepository.ReplayAll();

            var failureMechanism = new GrassCoverErosionInwardsFailureMechanism
            {
                IsRelevant = false
            };

            // Call
            var properties = new GrassCoverErosionInwardsFailureMechanismContextProperties(
                new GrassCoverErosionInwardsFailureMechanismContext(failureMechanism, assessmentSection),
                handler);

            // Assert
            var generalCategory = "Algemeen";

            PropertyDescriptorCollection dynamicProperties = PropertiesTestHelper.GetAllVisiblePropertyDescriptors(properties);
            Assert.AreEqual(3, dynamicProperties.Count);

            PropertyDescriptor nameProperty = dynamicProperties[namePropertyIndex];
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(nameProperty,
                                                                            generalCategory,
                                                                            "Naam",
                                                                            "De naam van het toetsspoor.",
                                                                            true);

            PropertyDescriptor codeProperty = dynamicProperties[codePropertyIndex];
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(codeProperty,
                                                                            generalCategory,
                                                                            "Label",
                                                                            "Het label van het toetsspoor.",
                                                                            true);

            PropertyDescriptor isRelevantProperty = dynamicProperties[isRelevantPropertyIndex];
            PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(isRelevantProperty,
                                                                            generalCategory,
                                                                            "Is relevant",
                                                                            "Geeft aan of dit toetsspoor relevant is of niet.",
                                                                            true);

            mockRepository.VerifyAll();
        }

        [Test]
        [TestCase(0, TestName = "LenghtEffect_InvalidValue_ThrowsArgumentOutOfRangeExceptionNoNotifcations(0)")]
        [TestCase(-1, TestName = "LenghtEffect_InvalidValue_ThrowsArgumentOutOfRangeExceptionNoNotifcations(-1)")]
        [TestCase(-20, TestName = "LenghtEffect_InvalidValue_ThrowsArgumentOutOfRangeExceptionNoNotifcations(-20)")]
        public void LengthEffect_SetInvalidValue_ThrowsThrowsArgumentOutOfRangeExceptionNoNotifcations(int newLengthEffect)
        {
            // Setup
            var assessmentSection = mockRepository.Stub<IAssessmentSection>();
            var observableMock = mockRepository.StrictMock<IObservable>();
            mockRepository.ReplayAll();

            var failureMechanism = new GrassCoverErosionInwardsFailureMechanism();
            var changeHandler = new FailureMechanismSetPropertyValueAfterConfirmationParameterTester<GrassCoverErosionInwardsFailureMechanism, double>(
                failureMechanism,
                newLengthEffect,
                new[]
                {
                    observableMock
                });

            var properties = new GrassCoverErosionInwardsFailureMechanismContextProperties(
                new GrassCoverErosionInwardsFailureMechanismContext(failureMechanism, assessmentSection),
                changeHandler);

            // Call
            TestDelegate test = () => properties.LengthEffect = newLengthEffect;

            // Assert
            Assert.Throws<ArgumentOutOfRangeException>(test);
            Assert.IsTrue(changeHandler.Called);
            mockRepository.VerifyAll();
        }

        [Test]
        [TestCase(1)]
        [TestCase(10)]
        [TestCase(20)]
        public void LengthEffect_SetValidValue_UpdateDataAndNotifyObservers(int newLengthEffect)
        {
            // Setup
            var observableMock = mockRepository.StrictMock<IObservable>();
            observableMock.Expect(o => o.NotifyObservers());

            var assessmentSection = mockRepository.Stub<IAssessmentSection>();

            mockRepository.ReplayAll();

            var failureMechanism = new GrassCoverErosionInwardsFailureMechanism();
            var changeHandler = new FailureMechanismSetPropertyValueAfterConfirmationParameterTester<GrassCoverErosionInwardsFailureMechanism, double>(
                failureMechanism,
                newLengthEffect,
                new[]
                {
                    observableMock
                });

            var properties = new GrassCoverErosionInwardsFailureMechanismContextProperties(
                new GrassCoverErosionInwardsFailureMechanismContext(failureMechanism, assessmentSection),
                changeHandler);

            // Call
            properties.LengthEffect = newLengthEffect;

            // Assert
            Assert.AreEqual(newLengthEffect, failureMechanism.GeneralInput.N);
            Assert.IsTrue(changeHandler.Called);
            mockRepository.VerifyAll();
        }

        [Test]
        public void DynamicVisibleValidationMethod_ForRelevantFailureMechanism_ReturnExpectedVisibility()
        {
            // Setup
            var mocks = new MockRepository();
            var assessmentSection = mocks.Stub<IAssessmentSection>();
            var changeHandler = mocks.Stub<IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism>>();
            mocks.ReplayAll();

            var failureMechanism = new GrassCoverErosionInwardsFailureMechanism
            {
                IsRelevant = true
            };
            var context = new GrassCoverErosionInwardsFailureMechanismContext(failureMechanism, assessmentSection);

            var properties = new GrassCoverErosionInwardsFailureMechanismContextProperties(context, changeHandler);

            // Call & Assert
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.LengthEffect)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.Name)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.Code)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.IsRelevant)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.FrunupModelFactor)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.FbFactor)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.FnFactor)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.FshallowModelFactor)));

            Assert.IsTrue(properties.DynamicVisibleValidationMethod(null));
        }

        [Test]
        public void DynamicVisibleValidationMethod_ForIrrelevantFailureMechanism_ReturnExpectedVisibility()
        {
            // Setup
            var mocks = new MockRepository();
            var assessmentSection = mocks.Stub<IAssessmentSection>();
            var changeHandler = mocks.Stub<IFailureMechanismPropertyChangeHandler<GrassCoverErosionInwardsFailureMechanism>>();
            mocks.ReplayAll();

            var failureMechanism = new GrassCoverErosionInwardsFailureMechanism
            {
                IsRelevant = false
            };
            var context = new GrassCoverErosionInwardsFailureMechanismContext(failureMechanism, assessmentSection);

            var properties = new GrassCoverErosionInwardsFailureMechanismContextProperties(context, changeHandler);

            // Call & Assert
            Assert.IsFalse(properties.DynamicVisibleValidationMethod(nameof(properties.LengthEffect)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.Name)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.Code)));
            Assert.IsTrue(properties.DynamicVisibleValidationMethod(nameof(properties.IsRelevant)));
            Assert.IsFalse(properties.DynamicVisibleValidationMethod(nameof(properties.FrunupModelFactor)));
            Assert.IsFalse(properties.DynamicVisibleValidationMethod(nameof(properties.FbFactor)));
            Assert.IsFalse(properties.DynamicVisibleValidationMethod(nameof(properties.FnFactor)));
            Assert.IsFalse(properties.DynamicVisibleValidationMethod(nameof(properties.FshallowModelFactor)));

            Assert.IsTrue(properties.DynamicVisibleValidationMethod(null));
        }
    }
}