using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using VDash.Overlay.Config;

namespace VDash
{
    public class ProfileManager
    {
        public static string ConfigDirectory { get { return Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments, Environment.SpecialFolderOption.None) + @"\VRDash\"; } }
        public static string ConfigLocation { get { return ConfigDirectory + "DefaultProfile.vdc"; } }

        JsonSerializerSettings m_Settings = new JsonSerializerSettings()
        {
            TypeNameHandling = TypeNameHandling.All,
            Formatting = Formatting.Indented,
            ContractResolver = new JsonNet.PrivateSettersContractResolvers.PrivateSetterContractResolver()
        };

        public ProfileManager()
        {
        }

        public void SaveProfile()
        {
            var path = Path.GetDirectoryName(ConfigLocation);
            //Make sure directory tree exists
            if (!Directory.Exists(path))
            {
                Directory.CreateDirectory(path);
            }
            SaveProfile(ConfigLocation);
        }

        /// <summary>
        /// Saves config to ConfigLocation
        /// </summary>
        public void SaveProfile(string location)
        {
            IOverlayConfig[] selection = MainWindow.OverlayManager.Overlays.Select(x => x.Overlay.OverlayConfig).ToArray();
            var profile = new Profile(selection);
            var json = JsonConvert.SerializeObject(profile, m_Settings);
            File.WriteAllText(location, json);
        }

        public Profile LoadProfile()
        {
            return LoadProfile(ConfigLocation);
        }

        public Profile LoadProfile(string location)
        {
            var json = File.ReadAllText(location);
            var profile = JsonConvert.DeserializeObject<Profile>(json, m_Settings);
            return profile;
        }
    }

    public class Profile
    {
        public Profile(IOverlayConfig[] overlayConfigs)
        {
            OverlayConfigs = overlayConfigs;
        }
        public Profile() { }

        public IOverlayConfig[] OverlayConfigs { get; private set; }
    }
}