using System.Timers;
using UI_SequentMicrosystems.Models;
using Wrapper_Api_SequentMicrosystems.RTD8TM;

namespace UI_SequentMicrosystems.Services
{
    public class RTD8TMService
    {

        private SortedList<byte, string[]> ChanelNames = new SortedList<byte, string[]>();
        private SortedList<byte, float[]> ActualValues = new SortedList<byte, float[]>();
        private List<RTD8TMGraphModel> GraphData = new();
        private byte GraphDataCounterCount = 10;
        private byte GraphDataCounter = 0;

        private string? Address {  get; set; }

        private RTD8TM _RTD8TM = new RTD8TM();
        private System.Timers.Timer _timer = new(1000);


        public RTD8TMService()
        {
            _timer.AutoReset = true;
            _timer.Elapsed += TimerElapsed;
            _timer.Start();

        }

        //Main Parameters Work

        /// <summary>
        /// Set Device Address
        /// </summary>
        /// <param name="address">Address [Base url] (http://1.2.3.4)</param>
        public void SetAddress(string address)
        {
            Address = address;
            GetChanelsNames();
        }

        /// <summary>
        /// Get used device Address
        /// </summary>
        /// <returns>Address or empty string</returns>
        public string GetAddress()
        {
            if (Address == null)
            {
                return "";
            }
            else 
            { 
                return Address; 
            }
        }

        /// <summary>
        /// Read Actual values from Device
        /// </summary>
        public async void GetActualValues()
        {
            if (Address == null) { return; }

            ActualValues = await _RTD8TM.Get(Address);

            if (GraphDataCounter >= GraphDataCounterCount)
            {
                GraphDataCounter = 0;
                GraphData.Add(new() { Data = ActualValues, Time = DateTime.Now });
            }
            else
            {
                GraphDataCounter++;
            }

        }

        /// <summary>
        /// Read configured chanels Names from Device
        /// </summary>
        public async void GetChanelsNames()
        {
            if (Address == null) return;

            ChanelNames = await _RTD8TM.GetNames(Address);

            AutoUpdateChanelsName();
        }

        /// <summary>
        /// Set new Chanels Names
        /// </summary>
        /// <param name="names">chanels names sorted list</param>
            #pragma warning disable CS1998 // V této asynchronní metodě chybí operátory await a spustí se synchronně.
        public async Task SetChanelsNames(SortedList<byte, string[]> names)
            #pragma warning restore CS1998 // V této asynchronní metodě chybí operátory await a spustí se synchronně.
        {
            ChanelNames = names;

            if (Address == null)
                return;

            _RTD8TM.PostNames(Address, ChanelNames);
        }

        /// <summary>
        /// Update Chanels Names for not null loading names
        /// </summary>
        private void AutoUpdateChanelsName()
        {
            if (ActualValues.Count <= 0)
                return;

            foreach (byte key in ActualValues.Keys)
            {
                for (int i = 0; i < 8; i++)
                {
                    if (ChanelNames[key][i] == null)
                    {
                        ChanelNames[key][i] = "----------";
                    }
                }
            }
        }


        private void TimerElapsed(object? o, ElapsedEventArgs? e)
        {
            GetActualValues();
            AutoUpdateChanelsName();
        }






    }
}