using TECIT.TFORMer;

internal static class Program
{
    private static int Main(string[] args)
    {
        string format = args.Length == 0 ? "csv" : args[0].ToLowerInvariant();
        if (args.Length > 1 || (format != "csv" && format != "xml"))
        {
            Console.Error.WriteLine("Usage: dotnet run -- [csv|xml]");
            return 1;
        }

        string layoutPath = Path.Combine(AppContext.BaseDirectory, "ProductLabel.tff");
        string inputPath = Path.Combine(AppContext.BaseDirectory, $"Data.{format}");
        if (!File.Exists(layoutPath) || !File.Exists(inputPath))
        {
            Console.Error.WriteLine($"Required files: {layoutPath} and {inputPath}");
            return 1;
        }

        try
        {
            string outputDirectory = Path.Combine(
                Path.GetTempPath(), "TFORMerDataImport", Guid.NewGuid().ToString("N"));
            Directory.CreateDirectory(outputDirectory);
            string outputPath = Path.Combine(outputDirectory, "ProductLabels.pdf");

            using Job job = new();
            job.RepositoryName = layoutPath;
            if (format == "csv")
            {
                // CSV-START
                string csvPath = Path.Combine(AppContext.BaseDirectory, "Data.csv");
                job.JobData = new JobDataCsv(csvPath, ',', '"');
                // CSV-END
            }
            else
            {
                // XML-START
                string xmlPath = Path.Combine(AppContext.BaseDirectory, "Data.xml");
                job.JobData = new JobDataXml(xmlPath);
                // XML-END
            }

            job.PrinterType = PrinterType.PdfFile;
            job.OutputName = outputPath;
            job.Print();

            if (!File.Exists(outputPath) || new FileInfo(outputPath).Length == 0)
            {
                Console.Error.WriteLine($"TFORMer did not create a non-empty PDF: {outputPath}");
                return 1;
            }

            Console.WriteLine($"Created PDF: {outputPath}");
            return 0;
        }
        catch (TFORMerException exception)
        {
            Console.Error.WriteLine($"TFORMer error: {exception.Message}");
            return 1;
        }
        catch (IOException exception)
        {
            Console.Error.WriteLine($"File error: {exception.Message}");
            return 1;
        }
        catch (UnauthorizedAccessException exception)
        {
            Console.Error.WriteLine($"Access error: {exception.Message}");
            return 1;
        }
    }
}