using Python.Runtime;
using System;
using static System.Net.Mime.MediaTypeNames;
using System.IO;
using System.Reflection;
using System.Dynamic;

namespace dopt.TOM
{
    public class Plugin : SharpPython.BasePlugin
    {
        internal const string langMainBaseFolderName = "bin";
        internal const string langMainStopSearchFolderName = "python";
        internal const string doptTOMPluginLibraryUsage = "1";
        protected dynamic tomWrapperPipelines;
        public Plugin(string runtimePath) : base(SharpPython.PyOptimLevels.O, threaded: false, runtimePath: runtimePath, verbose: true) 
        {
            Environment.SetEnvironmentVariable("LANG_MAIN_BASE_FOLDERNAME", langMainBaseFolderName, EnvironmentVariableTarget.Process);
            Environment.SetEnvironmentVariable("LANG_MAIN_STOP_SEARCH_FOLDERNAME", langMainStopSearchFolderName, EnvironmentVariableTarget.Process);
            Environment.SetEnvironmentVariable("DOPT_TOM_PLUGIN_LIBRARY_USAGE", doptTOMPluginLibraryUsage, EnvironmentVariableTarget.Process);
            base.Initialise();
            using (Py.GIL())
            {
                tomWrapperPipelines = Py.Import("tom_plugin.pipeline");
            }
        }
        //private void Run() // for testing purposes
        //{
        //    if (!_initialised) Initialise();

        //    using (Py.GIL())
        //    {
        //        dynamic np = Py.Import("numpy");
        //        Console.WriteLine(np.cos(np.pi * 2));
        //        dynamic rand = Py.Import("random");
        //        Console.WriteLine(rand.randint(1, 2));
        //        dynamic pathlib = Py.Import("pathlib");
        //        dynamic ret = pathlib.Path.cwd();
        //        Console.WriteLine(ret);
        //    }

        //    Finalise();
        //}
        public void RunOnCSV(string identifier, string filename)
        {
            AssertNotDisposed();
            using (Py.GIL())
            {
                dynamic tomWrapperPipeline = Py.Import("tom_plugin.pipeline");
                tomWrapperPipeline.run_on_csv_data(identifier, filename);
            }
        }
    }
}