using System.Collections.Generic;
using System.Data.SqlClient;
using System.Linq;
using System.Text;
using Centron.BusinessLogic;
using Centron.BusinessLogic.Administration.FileManagement;
using Centron.BusinessLogic.WebServices.Administration.FileManagement;
using Centron.DAO.AdoNETDataAccess;
using Centron.Tests.EndToEnd.Infrastructure;
using Xunit.Abstractions;

namespace Centron.Tests.EndToEnd.TicketTests.Ticket127512;

public class Ticket127512Tests : EndToEndTest
{
    public Ticket127512Tests(ITestOutputHelper testOutputHelper) 
        : base(testOutputHelper)
    {
    }

    private const int DirectoryI3D = 77; //Directory "Kunde 10001"

    public override void Execute()
    {
        // DocumentBL
        // .GetDocumentsByDirectory
        // .GetDocumentsFromDirectory
        // 
        // These methods had a little performance-problem, because they would always load the file-contents from the database
        // even if they were not needed
        
        this.PrepareDatabase();

        var getDocumentsByDirectorySqlCommands = SqlDiagnosticObserver.Start(() =>
        {
            using var session = new BLSession();
            session.GetBL<DocumentWebServiceBL>().GetDocumentsByDirectory(DirectoryI3D);
        });

        var loggedInUser = this.GetLoggedInUser();
        var getDocumentsFromDirectorySqlCommands = SqlDiagnosticObserver.Start(() =>
        {
            using var session = new BLSession();
            session.GetBL<DocumentWebServiceBL>().GetDocumentsFromDirectory(loggedInUser, DirectoryI3D);
        });
        
        this.Verifier.Verify("SqlCommands_GetDocumentsByDirectory", getDocumentsByDirectorySqlCommands.Select(f => f.CommandText));
        this.Verifier.Verify("SqlCommands_GetDocumentsFromDirectory", getDocumentsFromDirectorySqlCommands.Select(f => f.CommandText));
    }

    private void PrepareDatabase()
    {
        for (int i = 0; i < 50; i++)
        {
            var testData = Encoding.UTF8.GetBytes("Testdata");
            
            using var session = new BLSession();
            session.GetBL<DocumentWebServiceBL>().AddDocumentToDirectory(this.GetLoggedInUser(), DirectoryI3D, testData, $"Test {i}.txt");
        }
        
        this.Verifier.VerifySql("DocumentsTable", $"SELECT DocCount = COUNT(*) FROM dbo.Documents WHERE OwnerDirI3D = {DirectoryI3D}");
    }
}