using TXTextControl;

namespace TxFormFieldMapper;

internal static class Program
{
    private static int Main(string[] args)
    {
        var options = AppOptions.FromArgs(args);

        if (options.ShowUsage)
        {
            AppOptions.PrintUsage();
            return 1;
        }

        if (!File.Exists(options.TemplatePath))
        {
            Console.Error.WriteLine($"Template document not found: {options.TemplatePath}");
            return 2;
        }

        if (!File.Exists(options.JsonPath))
        {
            Console.Error.WriteLine($"JSON data source not found: {options.JsonPath}");
            return 2;
        }

        var jsonFieldNames = JsonFieldExtractor.GetFieldNames(options.JsonPath);
        if (jsonFieldNames.Count == 0)
        {
            Console.Error.WriteLine("The JSON data source does not contain any object properties to map.");
            return 3;
        }

        using var textControl = new ServerTextControl();
        textControl.Create();
        textControl.Load(options.TemplatePath, StreamType.InternalUnicodeFormat);

        var mapper = new FormFieldMapper(jsonFieldNames, options.MinimumScore);
        var results = mapper.RenameFormFields(textControl.FormFields);

        textControl.Save(options.OutputPath, StreamType.InternalUnicodeFormat);

        foreach (var result in results)
        {
            Console.WriteLine(result.ToConsoleLine());
        }

        Console.WriteLine();
        Console.WriteLine($"Saved mapped template: {options.OutputPath}");
        return 0;
    }
}