using Microsoft.AspNetCore.Components;
using MP.Core.Conf;
using MP.Core.DTO;

namespace MP.MON.Client.Components
{
    public partial class DetailMSE : ComponentBase
    {
        #region Public Properties

        [Parameter]
        public string cssOverlayOff { get; set; } = "";

        [Parameter]
        public MappaStatoExplDTO? CurrRecord { get; set; } = null;

        [Parameter]
        public List<TagData>? currTagConf { get; set; } = null;

        [Parameter]
        public Dictionary<string, string> currTagVal { get; set; } = new Dictionary<string, string>();

        [Parameter]
        public bool doAnimate { get; set; } = true;

        [Parameter]
        public bool doBlink { get; set; } = false;

        [Parameter]
        public int keepAliveMin { get; set; } = 5;

        [Parameter]
        public int maxChar4Scroll { get; set; } = 20;

        [Parameter]
        public string showArt { get; set; } = "";

        #endregion Public Properties

        #region Public Methods

        public void Dispose()
        {
            aTimer.Elapsed -= ElapsedTimer;
            aTimer.Stop();
            aTimer.Dispose();
        }

        public void ElapsedTimer(object? source, System.Timers.ElapsedEventArgs e)
        {
            var pUpd = Task.Run(async () =>
            {
                await Task.Delay(1);
                // verifica variazione x blink...
                bool needUpdate = false;
                if (CurrRecord == null)
                {
                    needUpdate = true;
                }
                else
                {
                    if (OldRecord == null)
                    {
                        needUpdate = true;
                    }
                    else
                    {
                        if (!CurrRecord.Semaforo.Equals(OldRecord.Semaforo) || CurrRecord.Semaforo != "sVe")
                        {
                            needUpdate = true;
                        }
                    }
                }
                if (needUpdate)
                {
                    await InvokeAsync(() => StateHasChanged());
                }
                OldRecord = CurrRecord;
            });
            pUpd.Wait();
        }

        public void StartTimer()
        {
            int tOutPeriod = 1000;
            //int.TryParse(Configuration["ReloadStatusTimer"], out tOutPeriod);
            aTimer = new System.Timers.Timer(tOutPeriod);
            aTimer.Elapsed += ElapsedTimer;
            aTimer.Enabled = true;
            aTimer.Start();
        }

        #endregion Public Methods

        #region Protected Fields

        protected string baseCss = "sem";

        protected int kaFactor = 60 / 2;

        #endregion Protected Fields

        #region Protected Properties

        protected string codIOB
        {
            get
            {
                string answ = "";
                if (CurrRecord != null)
                {
                    answ = CurrRecord.IdxMacchina;
                }
                return answ;
            }
        }

        protected bool dataLoaded { get; set; } = false;

        /// <summary>
        /// CSS Class x overlay (effetto spento x macchina spenta/ sGr)
        /// </summary>
        protected string overlayCss
        {
            get
            {
                string answ = "";
                if (CurrRecord != null)
                {
                    answ = CurrRecord.Semaforo == "sGr" ? cssOverlayOff : "";
                }
                return answ;
            }
        }

        #endregion Protected Properties

        #region Protected Methods

        /// <summary>
        /// restituisce il valore data la tagLocation
        /// </summary>
        /// <param name="tagLocation"></param>
        /// <returns></returns>
        protected string currVal(string tagLocation)
        {
            string answ = "";
            if (currTagVal.ContainsKey(tagLocation))
            {
                answ = currTagVal[tagLocation];
            }
            return answ;
        }

        /// <summary>
        /// Verifica se ci sia un override per la riga indicata
        /// </summary>
        /// <param name="numRow"></param>
        /// <returns></returns>
        protected bool hasRow(int numRow)
        {
            bool answ = false;
            if (currTagConf != null)
            {
                if (currTagConf.Count > 0)
                {
                    var currVals = rowValues(numRow);
                    answ = currVals.Count > 0;
                }
            }
            return answ;
        }

        protected override async Task OnInitializedAsync()
        {
            //StartTimer();
            Random rnd = new Random();
            await Task.Delay(rnd.Next(5));
            setupConf();
            dataLoaded = true;
        }

        /// <summary>
        /// Restituisce (se presenti) valori di override per la riga indicata
        /// </summary>
        /// <param name="numRow"></param>
        /// <returns></returns>
        protected List<TagData> rowValues(int numRow)
        {
            List<TagData>? rowVals = null;
            if (currTagConf != null)
            {
                if (currTagConf.Count > 0)
                {
                    //cerco solo la riga corrente...
                    rowVals = currTagConf.Where(x => x.RowNum == numRow).ToList();
                }
            }
            if (rowVals == null)
            {
                rowVals = new List<TagData>();
            }
            return rowVals;
        }

        /// <summary>
        /// CSS class x testo (se descr lunga scorre...)
        /// </summary>
        protected string textDescrCss(string currText, int maxChar)
        {
            string answ = "text-nowrap";
            if (currText.Length > maxChar)
            {
                answ = " scroll-left";
            }
            return answ;
        }

        #endregion Protected Methods

        #region Private Properties

        private static System.Timers.Timer aTimer { get; set; } = null!;

        /// <summary>
        /// Valore precedente x calcolo variazione
        /// </summary>
        private MappaStatoExplDTO? OldRecord { get; set; } = null;

        #endregion Private Properties

        #region Private Methods

        private string cssComStatus(string semaforo, DateTime? lastUpdateN)
        {
            DateTime lastUpdate = lastUpdateN.HasValue ? (DateTime)lastUpdateN : DateTime.Now.AddHours(-1);
            string answ = cssStatus(semaforo);
            if (DateTime.Now.Subtract(lastUpdate).TotalSeconds > (keepAliveMin * kaFactor))
            {
                answ = $"{baseCss}Ro";
                // blink se secondo pari...
                DateTime adesso = DateTime.Now;
                int resto = 0;
                Math.DivRem(adesso.Second, 2, out resto);
                if (resto == 0)
                {
                    answ += "_b";
                }
            }
            return answ;
        }

        private string cssStatus(string codSemaforo)
        {
            // se vuoto --> mostra nero!
            if (string.IsNullOrEmpty(codSemaforo))
            {
                codSemaforo = "sNe";
            }
            string codColore = codSemaforo.Substring(1, 2);
            string answ = $"{baseCss}{codColore}";
            if (doAnimate && codColore != "Ve")
            {
                if (doBlink)
                {
                    answ += "_b";
                }
            }
            return answ;
        }

        private decimal getDecimal(object? rawData)
        {
            decimal answ = 0;
            if (rawData != null)
            {
                decimal.TryParse($"{rawData}", out answ);
            }
            return answ;
        }

        private string getMinSec(decimal? currTimeMin)
        {
            string answ = "nd";
            TimeSpan tSpan = new TimeSpan(0);
            try
            {
                double cTimeMin = currTimeMin != null ? (double)currTimeMin : 0;
                tSpan = TimeSpan.FromMinutes(cTimeMin);
                if (tSpan.TotalHours < 1)
                {
                    answ = $"{tSpan:mm}:{tSpan:ss}";
                }
                else
                {
                    answ = $"{tSpan.TotalHours:N0}h {tSpan:mm}:{tSpan:ss}";
                }
            }
            catch
            { }
            return answ;
        }

        private void setupConf()
        {
            //baseCss = doAnimate ? "semBlink" : "sem";
        }

        private bool showComErr(DateTime? lastUpdateN)
        {
            DateTime lastUpdate = lastUpdateN.HasValue ? (DateTime)lastUpdateN : DateTime.Now.AddHours(-1);
            bool answ = false;
            if (DateTime.Now.Subtract(lastUpdate).TotalSeconds > (keepAliveMin * kaFactor))
            {
                answ = true;
            }
            return answ;
        }

        #endregion Private Methods
    }
}