using CaeGlobals;
using CaeMesh;
using CaeMesh.Meshing;
using System;
using System.IO;

namespace GmshCaller
{
    internal class Program
    {
        private static int Main(string[] args)
        {
            string error = null;
            if (args.Length == 2)
            {
                var gmshDataFileName = args[0];
                if (File.Exists(gmshDataFileName))
                {
                    try
                    {
                        var gmshData = Tools.LoadDumpFromFile<GmshData>(gmshDataFileName);

                        var gmshAPI = new GmshAPI(gmshData, Console.WriteLine);

                        if (Enum.TryParse(args[1], out GmshCommandEnum command))
                        {
                            switch (command)
                            {
                                case GmshCommandEnum.Mesh:
                                    error = gmshAPI.CreateMesh();
                                    break;
                                case GmshCommandEnum.Defeature:
                                    error = gmshAPI.Defeature();
                                    break;
                                default:
                                    error = "The Gmsh command " + args[1] + " is not supported.";
                                    break;
                            }
                        }
                        else
                        {
                            error = "The Gmsh command " + args[1] + " is not supported.";
                        }
                    }
                    catch (Exception ex)
                    {
                        error = "出现异常：" + ex.Message;
                    }
                }
            }
            else
            {
                error = "A Gmsh data file name and a Gmsh command parameters must be specified as arguments.";
            }

            Console.Error.WriteLine(error);

            return error != null ? 1 : 0;
        }
    }
}