using Centron.BusinessLogic;
using Centron.BusinessLogic.WebServices.ReportEngine;
using Centron.Interfaces.BL;
using Centron.Tests.EndToEnd.Infrastructure;
using FastReport.Export.Pdf;
using Xunit;
using Xunit.Abstractions;

namespace Centron.Tests.EndToEnd.Tests.ReportEngine
{
    /// <summary>
    /// End-to-end tests for PDF export settings API.
    /// Validates both standard and PDF-A/3 export profiles with their properties.
    /// </summary>
    public class PdfExportSettingsTests : EndToEndTest
    {
        /// <summary>
        /// Initializes a new instance of the <see cref="PdfExportSettingsTests"/> class.
        /// </summary>
        /// <param name="testOutputHelper">The test output helper.</param>
        public PdfExportSettingsTests(ITestOutputHelper testOutputHelper)
            : base(testOutputHelper)
        {
            // Uncomment to update expected files during test development
            // Verifier.OverrideExpectedFiles = true;
        }

        /// <summary>
        /// The main test execution entry point.
        /// </summary>
        public override void Execute()
        {
            using (var session = new BLSession())
            {
                // Test the PDF export settings API
                TestGetAndSavePdfExportSettings(session);
            }
        }

        /// <summary>
        /// Tests getting and saving PDF export settings through the WebServiceBL.
        /// </summary>
        /// <param name="session">The BLSession instance.</param>
        private void TestGetAndSavePdfExportSettings(BLSession session)
        {
            // Get the initial settings
            var webServiceBL = session.GetBL<PdfExportSettingsWebServiceBL>();
            var initialSettings = webServiceBL.GetPdfExportSettings();

            // Verify the result is successful
            Assert.True(initialSettings.Status == ResultStatus.Success);
            Assert.NotNull(initialSettings.Data);
            
            // Verify the initial settings values
            Verifier.Verify("PdfExportSettings_Initial", initialSettings.Data);

            // Modify settings with test values
            var modifiedSettings = initialSettings.Data;
            
            // Standard profile settings
            modifiedSettings.StandardEmbeddingFonts = !modifiedSettings.StandardEmbeddingFonts;
            modifiedSettings.StandardCompliance = (int)PDFExport.PdfStandard.PdfA_3b;
            modifiedSettings.StandardColorSpace = (int)PDFExport.PdfColorSpace.CMYK;
            modifiedSettings.StandardJpegCompression = !modifiedSettings.StandardJpegCompression;
            modifiedSettings.StandardCompression = !modifiedSettings.StandardCompression;
            modifiedSettings.StandardTransparentImages = !modifiedSettings.StandardTransparentImages;
            modifiedSettings.StandardPrintOptimized = !modifiedSettings.StandardPrintOptimized;
            
            // PDF-A/3 profile settings - these should be modified but preserved when applied
            modifiedSettings.PdfA3JpegCompression = !modifiedSettings.PdfA3JpegCompression;
            modifiedSettings.PdfA3Compression = !modifiedSettings.PdfA3Compression;
            modifiedSettings.PdfA3TransparentImages = !modifiedSettings.PdfA3TransparentImages;
            modifiedSettings.PdfA3PrintOptimized = !modifiedSettings.PdfA3PrintOptimized;
            modifiedSettings.PdfA3ColorSpace = (int)PDFExport.PdfColorSpace.CMYK;

            // Save the modified settings
            var saveResult = webServiceBL.SavePdfExportSettings(modifiedSettings);
            
            // Verify the save was successful
            Assert.True(saveResult.Status == ResultStatus.Success);
            
            // Retrieve the settings again to verify they were saved correctly
            var retrievedSettings = webServiceBL.GetPdfExportSettings();
            
            // Verify the settings were updated correctly
            Verifier.Verify("PdfExportSettings_Modified", retrievedSettings);
            
            // Restore the original settings
            webServiceBL.SavePdfExportSettings(initialSettings.Data);
        }

    }
}