reExp.Controllers.rundotnet.RundotnetLogic.RunWindows C# (CSharp) Method

        static RundotnetData RunWindows(RundotnetData data)
        {
            WindowsService service = new WindowsService();
            Service.win.Languages lang = Service.win.Languages.VCPP;

            switch (data.LanguageChoice)
            {
                case LanguagesEnum.VCPP:
                    lang = Service.win.Languages.VCPP;
                    break;
                case LanguagesEnum.VC:
                    lang = Service.win.Languages.VC;
                    break;
                default:
                    break;
            }
            Stopwatch watch = new Stopwatch();
            watch.Start();
            var res = service.DoWork(data.Program, data.Input, data.CompilerArgs, lang);
            watch.Stop();
            if (res != null)
            {
                if (string.IsNullOrEmpty(res.Stats))
                    res.Stats = "";
                else
                    res.Stats += ", ";
                res.Stats += string.Format("absolute service time: {0} sec", Math.Round((double)watch.ElapsedMilliseconds / (double)1000, 2));
                data.RunStats = res.Stats;
            }
            bool logged = false;
            if (!string.IsNullOrEmpty(res.System_Error))
            {
                reExp.Utils.Log.LogInfo("Windows " + res.System_Error, null, "RunDotNet");
                data.Errors.Add(res.System_Error);
                Utils.Log.LogCodeToDB(data.Program, data.Input, data.CompilerArgs, "Windows: system error", (int)data.LanguageChoice, data.IsApi, false);
                return data;
            }
            if (!string.IsNullOrEmpty(res.Errors))
            {
                data.Errors.Add(res.Errors);
                if (!logged)
                {
                    Utils.Log.LogCodeToDB(data.Program, data.Input, data.CompilerArgs, "Windows: error", (int)data.LanguageChoice, data.IsApi, false);
                    logged = true;
                }
            }
            if (res.Exit_Code < 0)
            {
                data.Errors.Add(res.Exit_Status);
                if (!logged)
                {
                    Utils.Log.LogCodeToDB(data.Program, data.Input, data.CompilerArgs, "Windows: negative exit code", (int)data.LanguageChoice, data.IsApi, false);
                    logged = true;
                }
            }
            if (!string.IsNullOrEmpty(res.Warnings))
            {
                data.Warnings.Add(res.Warnings);
                if (!logged)
                {
                    Utils.Log.LogCodeToDB(data.Program, data.Input, data.CompilerArgs, "Windows: warnings", (int)data.LanguageChoice, data.IsApi, true);
                    logged = true;
                }
            }
            data.Output = res.Output;
            if (res.Files != null)
            {
                data.Files = new List<string>();
                foreach (var f in res.Files)
                {
                    data.Files.Add(Convert.ToBase64String(f));
                }
            }
            if (!logged)
            {
                Utils.Log.LogCodeToDB(data.Program, data.Input, data.CompilerArgs, "Windows: ok", (int)data.LanguageChoice, data.IsApi, true);
                logged = true;
            }
            return data;
        }