///
/// Copyright (c) 2018-2021 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using System.IO;
using System.Xml.Serialization;
using Common;
using Config.Entities;
using TBF.Rig.Generic;

namespace TBF.Rig.Elde.TempMeterMeret
{
    public class TempMeterCfg : ComponentCfgBase, IChildComponentCfg, IParamsProvider, TBF.Rig.GenericDevices.ICalibInfoCfg
	{
		public static XmlSerializer Serializer = XmlSerializer.FromTypes(new[] { typeof(TempMeterCfg) })[0];
		public override XmlSerializer GetSerializer() { return Serializer; }

		public IComponentCfgCtrl GetControl(IList<Config.Entities.Component> cmpntEntities)
        {
            IList<string> parents = new List<string>();
            parents.Add("CB");
            // TODO:
            //if (StateMachine.Components != null)
            //{
            //    foreach (var cmpnt in StateMachine.Components)
            //    {
            //        if (TbfComponents.CmpntFactoryFromClassName(cmpnt.ClassName) is TBF.Rig.Modbus.Common.Factory)
            //        {
            //            parents.Add(cmpnt.Name);
            //        }
            //    }
            //}

            return new Configs.ParamsProvider.ComponentCfgCtrl(this, parents);
        }

		///
		/// Serialized parameters 
		///
		public int TempIdx0;	    /// 0..19
        public byte ModbusAddress;  /// 1..247
        public int MeretIdx0;	    /// Meter pressure meters count .. (Meter pressure meters count + Meter temperature meters count - 1)

        /// Calibration info serialized parameters displayed in Metrology tab page
        public string CalibCertificateNr { get; set; }
        public DateTime CalibDate { get; set; }
        public DateTime CalibValidDate { get; set; }


		/// Private parameterless constructor invoked by all other (public) constructors
		TempMeterCfg() { }

        public TempMeterCfg(IComponentFactory factory)
            : this()
        {
            Factory = factory;
            Name = "T";
            ParentName = "CB";
            InitializeAll();
        }

        public string ComponentName { get { return Name; } }

        public void InitializeAll()
        {
            TempIdx0 = 8;
            ModbusAddress = 1;
            MeretIdx0 = 4;

            CalibCertificateNr = string.Empty;
            CalibDate = TBF.UI.Constants.MinDate;
            CalibValidDate = TBF.UI.Constants.MaxDate;
        }


        string[] paramNames = new string[]
		{
            "Temp. index (0)",
            "Modbus address",
            "Meret index (0)",
        };
        public string ParamName(int i) { return paramNames[i]; }
        public int ParamsCount() { return paramNames.Length; }
        public ICollection<string> ParamValues(int i) { return null; }

        public string ToString(int i)
        {
            if (i == -1)
            {
                return string.Format("Name={0}, Parent={1}, TempIx0={2}, Modbus address={3}, MeretIx0={4}",
                                     Name,
                                     (string.IsNullOrEmpty(ParentName) ? "-" : ParentName),
                                     TempIdx0, ModbusAddress, MeretIdx0);
            }

            switch (i)
            {
                case 0: return TempIdx0.ToString();
                case 1: return ModbusAddress.ToString();
                case 2: return MeretIdx0.ToString();
                default: return string.Empty;
            }
        }


        public CfgUpdateFlags UpdateParam(int i, string strValue)
        {
            switch (i)
            {
                case 0:
                    int ival = int.Parse(strValue);
                    if (TempIdx0 != ival)
                    {
                        TempIdx0 = ival;
                        return CfgUpdateFlags.RestartRqrd;
                    }
                    else return CfgUpdateFlags.None;

                case 1:
                    byte addr = byte.Parse(strValue);
                    if (ModbusAddress != addr)
                    {
                        ModbusAddress = addr;
                        return CfgUpdateFlags.RestartRqrd;
                    }
                    else return CfgUpdateFlags.None;

                case 2:
                    int ival2 = int.Parse(strValue);
                    if (MeretIdx0 != ival2)
                    {
                        MeretIdx0 = ival2;
                        return CfgUpdateFlags.RestartRqrd;
                    }
                    else return CfgUpdateFlags.None;

                default:
                    return CfgUpdateFlags.None;
            }
        }

        public bool ValidateParam(int i, string strValue, out string message)
        {
            message = string.Empty;
            int dummy;

            switch (i)
            {
                case 0:
                    if (int.TryParse(strValue, out dummy) && dummy >= 0 && dummy <= 19) return true;
                    break;
                case 1:
                    if (int.TryParse(strValue, out dummy) && dummy >= 1 && dummy <= 247) return true;
                    message = ParamName(i) + " is invalid. Address range is 1 .. 247";
                    return false;
                case 2:
                    if (int.TryParse(strValue, out dummy) && dummy >= 0 && dummy <= 19) return true;
                    break;
                default:
                    message = "Invalid index";
                    return false;
            }

            message = ParamName(i) + " is invalid";
            return false;
        }

        void CopyContentTo(TempMeterCfg prms)
        {
            prms.ParentName = this.ParentName;
            prms.TempIdx0 = this.TempIdx0;
            prms.ModbusAddress = this.ModbusAddress;
            prms.MeretIdx0 = this.MeretIdx0;
        }


        public IParamsProvider Clone()
        {
            TempMeterCfg pars = new TempMeterCfg();
            CopyContentTo(pars);
            return pars;
        }

        public bool UpdateEmbeddedDbEntity()
        {
            return true;    /// =OK, do nothing
        }
    }
}