// Copyright (C) Stichting Deltares 2024. All rights reserved.
// 
// This file is part of the Dam Engine.
// 
// The Dam Engine is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
// 
// You should have received a copy of the GNU Affero 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.IO;
using System.Text.Json;
using Deltares.DamEngine.Data.Geometry;
using Deltares.DamEngine.Data.GeometryExport;
using Deltares.DamEngine.Data.Geotechnics;
using Deltares.DamEngine.TestHelpers.Factories;
using NUnit.Framework;

namespace Deltares.DamEngine.Data.Tests.Geotechnics;

[TestFixture]
public class GeometryExporterTests
{
    [Test]
    [TestCase(false)]
    [TestCase(true)]
    public void TestExportWithSurfaceLineToJsonFile(bool withSurfaceline)
    {
        // Arrange
        SoilProfile2D soilProfile2D = FactoryForSoilProfiles.CreateSoilProfile2DWithTwoLayers();
        SurfaceLine2 surfaceLine = null;
        GeometryPointString geometryOfSurfaceLine = null;
        if (withSurfaceline) 
        {
            surfaceLine = FactoryForSoilProfiles.CreateSurfaceLineForSoilProfile2D(soilProfile2D, 
                                                                                   PositionToSoilProfile2D.LeftOfSoilProfile);
            geometryOfSurfaceLine = surfaceLine.Geometry;
        }
        
        // Act
        string fileName = "test.json";
        GeometryExporter.ExportWithSurfaceLineToJsonFile(fileName, soilProfile2D.Geometry, geometryOfSurfaceLine);

        // Assert
        // Check if the file exists
        Assert.That(File.Exists(fileName), Is.True);
        string output = File.ReadAllText(fileName);
        PersistableGeometryWithSurfaceLine persistableGeometryWithSurfaceLine = 
            JsonSerializer.Deserialize<PersistableGeometryWithSurfaceLine>(output);
        
        Assert.That(persistableGeometryWithSurfaceLine.Geometry.Surfaces, Has.Count.EqualTo(2));
        if (withSurfaceline)
        {
            Assert.That(persistableGeometryWithSurfaceLine.SurfaceLine.Points, Has.Count.EqualTo(3));
        }
        else
        {
            Assert.That(persistableGeometryWithSurfaceLine.SurfaceLine, Is.Null);
        }
    }
    
    [Test]
    public void TestExportToFile()
    {
        // Arrange
        SoilProfile2D soilProfile2D = FactoryForSoilProfiles.CreateSoilProfile2DWithTwoLayers();
        
        // Act
        string fileName = "TestWriteGeometryToTextFile.txt";
        GeometryExporter.ExportToFile(soilProfile2D.Geometry, fileName);

        // Assert
        // Check if the file exists
        Assert.That(File.Exists(fileName), Is.True);
        string output = File.ReadAllText(fileName);
        Assert.That(output, Has.Length.EqualTo(725));
    }
    
    [Test]
    public void TestExportToFullFile()
    {
        // Arrange
        SoilProfile2D soilProfile2D = FactoryForSoilProfiles.CreateSoilProfile2DWithTwoLayers();
        
        // Act
        string fileName = "TestWriteGeometryFullToTextFile.txt";
        GeometryExporter.ExportFullGeometryToFile(soilProfile2D.Geometry, fileName);

        // Assert
        // Check if the file exists
        Assert.That(File.Exists(fileName), Is.True);
        string output = File.ReadAllText(fileName);
        Assert.That(output, Has.Length.EqualTo(845));
    }
    
    [Test]
    public void TestExportSurfaceLineToFile()
    {
        // Arrange
        SoilProfile2D soilProfile2D = FactoryForSoilProfiles.CreateSoilProfile2DWithTwoLayers();
        SurfaceLine2 surfaceLine = FactoryForSoilProfiles.CreateSurfaceLineForSoilProfile2D(soilProfile2D, 
                                                                                            PositionToSoilProfile2D.LeftOfSoilProfile);
        GeometryPointString geometryOfSurf = surfaceLine.Geometry;
        
        // Act
        string fileName = "TestWriteSurfaceLineToTextFile.txt";
        GeometryExporter.ExportSurfacelineToFile(geometryOfSurf, fileName);

        // Assert
        // Check if the file exists
        Assert.That(File.Exists(fileName), Is.True);
        string output = File.ReadAllText(fileName);
        Assert.That(output, Has.Length.EqualTo(63));
    }
}