using System;
using System.Diagnostics;
using System.IO;
using System.Windows.Forms;
using System.Xml.Serialization;
using pkNX.Randomization;
using pkNX.Structures;

namespace pkNX.WinForms
{
    [Serializable]
    public class SharedSettings
    {
        public PersonalRandSettings Personal { get; set; } = new PersonalRandSettings();
        public SpeciesSettings Species { get; set; } = new SpeciesSettings();
        public TrainerRandSettings Trainer { get; set; } = new TrainerRandSettings();
        public MovesetRandSettings Move { get; set; } = new MovesetRandSettings();
        public LearnSettings Learn { get; set; } = new LearnSettings();
    }

    public static class EditUtil
    {
        public static SharedSettings Settings { get; set; }

        public static void LoadSettings(GameVersion game)
        {
            string path = GetSettingsFileName(game);
            if (!File.Exists(path))
            {
                Settings = new SharedSettings();
                return;
            }

            using (var file = File.OpenRead(path))
            {
                var reader = new XmlSerializer(typeof(SharedSettings));
                try
                {
                    Settings = (SharedSettings) reader.Deserialize(file);
                }
                catch (Exception e)
                {
                    Debug.WriteLine(e.Message);
                }
            }
        }

        public static void SaveSettings(GameVersion game)
        {
            string path = GetSettingsFileName(game);
            using (var file = File.Create(path))
            {
                var writer = new XmlSerializer(typeof(SharedSettings));
                try
                {
                    writer.Serialize(file, Settings);
                }
                catch (Exception e)
                {
                    Debug.WriteLine(e.Message);
                    if (!File.Exists(path))
                        return;
                    file.Close();
                    File.Delete(path);
                }
            }
        }

        private static string GetSettingsFileName(GameVersion game)
        {
            var path = Path.GetDirectoryName(Application.ExecutablePath);
            return Path.Combine(path, $"randsetting{game}.xml");
        }
    }
}