using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Threading;

namespace PEP_Tool
{
    class Tracker
    {
        static DispatcherTimer timer = new DispatcherTimer();
        //public double time = 0;
        static string client = "";
        public static double time { get; set; }
        private static int count = 0;

        public static async void Init_Track()
        {
            client = await Crypto.EncryptString(Environment.MachineName);
            time = await Reader.ReadTime(await Reader.ReadTimeJSON());
            SaveTrack(true);

            timer.Interval = TimeSpan.FromSeconds(1);
            timer.Tick += Timer_Tick;

            timer.Start();
        }

        private static void Timer_Tick(object sender, EventArgs e)
        {
            //var t = time.Item1;
            time += 1;
            count++;
            if(count >= 30)
            {
                SaveTrack(true);
                count = 0;
            }
        }


        public static async Task SaveTrack(bool Online)
        {
            var save = await Reader.ReadTimeJSON();
            //var save = new Dictionary<string, double>();

            if (save == null)
                save = new Dictionary<string, Tuple<double, bool, string>>();

            if (save.ContainsKey(client))
                save[client] = new Tuple<double, bool, string>(time, Online, Properties.Settings.Default.Version);
            else save.Add(client, new Tuple<double, bool, string>(time, Online, Properties.Settings.Default.Version));

            if (client == "") return;

            try
            {
                var json = Newtonsoft.Json.JsonConvert.SerializeObject(save);
                //json = await Crypto.EncryptString(json);
                byte[] jsonB = new UTF8Encoding(true).GetBytes(json);


                using (var fs = Writer.WaitForFile(@"\\bku.db.de\db\DB_006\GLW_11\ICE-Fertigung\M2\Personaleinsatzplanung\Log\Track.json", System.IO.FileMode.Open, System.IO.FileAccess.Write, System.IO.FileShare.Read))//Write | System.IO.FileShare.Delete
                {
                    if (fs != null)
                    {
                        fs.SetLength(0);
                        await fs.WriteAsync(jsonB, 0, jsonB.Length);
                    }
                    else fs.Dispose();
                }
            }
            catch (Exception ex)
            {
                LogFile.WriteLine(ex);
            }

        }
    }
}