// Copyright (C) Stichting Deltares 2023. All rights reserved.
// 
// This file is part of the application DAM - UI.
// 
// DAM - UI 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.Collections.Generic;
using System.Globalization;
using Deltares.Dam.Data;
using Deltares.Standard;
using Deltares.Standard.Validation;
using NUnit.Framework;

namespace Deltares.Dam.Tests
{
    [TestFixture]
    public class ScenarioTest
    {
        [Test]
        public void Constructor_ExpectedValues()
        {
            // Call
            var scenario = new Scenario();

            // Assert
            Assert.IsInstanceOf<IVisibleEnabled>(scenario);
            Assert.IsInstanceOf<IRepairer>(scenario);

            Assert.AreEqual(0, scenario.PolderLevel);
            Assert.IsNull(scenario.HeadPl2);
        }

        [Test]
        public void GivenScenarioWithPolderLevelNotNull_WhenGetParametersAsNameValuePairs_ThenDictionaryContainsPolderLevel()
        {
            // Given
            var random = new Random(21);
            var scenario = new Scenario
            {
                PolderLevel = random.NextDouble()
            };

            // When
            Dictionary<string, string> pairs = scenario.GetParametersAsNameValuePairs();

            // Then
            const string variableName = "PolderLevel";
            Assert.IsTrue(pairs.ContainsKey(variableName));
            string pairValue = pairs[variableName];
            var expectedValue = scenario.PolderLevel.ToString(new NumberFormatInfo
            {
                NumberDecimalSeparator = "."
            });
            Assert.AreEqual(expectedValue, pairValue);
        }

        [Test]
        public void SetParameterFromNameValuePair_WithValuesForPolderLevel_SetsValues()
        {
            // Setup
            var random = new Random(21);
            double numericValue = random.NextDouble();
            var stringValue = numericValue.ToString(new NumberFormatInfo
            {
                NumberDecimalSeparator = "."
            });

            const string polderLevelName = "PolderLevel";

            var scenario = new Scenario();

            // Call
            scenario.SetParameterFromNameValuePair(polderLevelName, stringValue);

            // Assert
            Assert.AreEqual(numericValue, scenario.PolderLevel);
        }

        [Test]
        public void GivenScenarioWithHeadPl2NotNull_WhenGetParametersAsNameValuePairs_ThenDictionaryContainsPolderLevel()
        {
            // Given
            var random = new Random(21);
            var scenario = new Scenario
            {
                HeadPl2 = random.NextDouble()
            };

            // Precondition
            Assert.IsNotNull(scenario.HeadPl2);

            // When
            Dictionary<string, string> pairs = scenario.GetParametersAsNameValuePairs();

            // Then
            const string variableName = "HeadPL2";
            Assert.IsTrue(pairs.ContainsKey(variableName));
            string pairValue = pairs[variableName];
            var expectedValue = scenario.HeadPl2.Value.ToString(new NumberFormatInfo
            {
                NumberDecimalSeparator = "."
            });
            Assert.AreEqual(expectedValue, pairValue);
        }

        [Test]
        public void GivenScenarioWithHeadPl2Null_WhenGetParametersAsNameValuePairs_ThenDictionaryDoesNotContainPolderLevel()
        {
            // Given
            var scenario = new Scenario();

            // Precondition
            Assert.IsNull(scenario.HeadPl2);

            // When
            Dictionary<string, string> pairs = scenario.GetParametersAsNameValuePairs();

            // Then
            Assert.IsFalse(pairs.ContainsKey("HeadPl2"));
        }

        [Test]
        public void SetParameterFromNameValuePair_WithValuesForheadPl2_SetsValues()
        {
            // Setup
            var random = new Random(21);
            double numericValue = random.NextDouble();
            var stringValue = numericValue.ToString(new NumberFormatInfo
            {
                NumberDecimalSeparator = "."
            });

            const string headPL2Name = "HeadPL2";

            var scenario = new Scenario();

            // Precondition
            Assert.IsNull(scenario.HeadPl2);

            // Call
            scenario.SetParameterFromNameValuePair(headPL2Name, stringValue);

            // Assert
            Assert.AreEqual(numericValue, scenario.HeadPl2);
        }
    }
}