///
/// Copyright (c) 2021 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using System.Linq;
using System.Xml.Serialization;
using Config;
using Config.Entities;
using SchematicDrawing;
using TBF.Rig.Generic;

namespace TBF.Rig.Modbus.Ambient.Comet
{
    public class AmbientCfg : ComponentCfgBase, IChildComponentCfg, IParamsProvider, IDrawingItemWithMeasuredVal
	{
		public static XmlSerializer Serializer = XmlSerializer.FromTypes(new[] { typeof(AmbientCfg) })[0];
		public override XmlSerializer GetSerializer() { return Serializer; }


        public IComponentCfgCtrl GetControl(IList<Config.Entities.Component> cmpntEntities)
        {
            var parents = cmpntEntities.Where(x => x.ClassName == "Modbus.Common");
            return new Configs.ParamsProvider.ComponentCfgCtrl(this, parents);
        }

		///
		/// Serialized parameters 
		///
		public int ModbusAddress;		    /// 0   1..254
        public Unit TempUnit;               /// 1
        public double TempLimLo;            /// 2
        public double TempLimHi;            /// 3
        public double DefaultTemp;          /// 4
        public Unit PressureUnit;           /// 5
        public double PressureLimLo;        /// 6
        public double PressureLimHi;        /// 7
        public double DefaultPressure;      /// 8
        public Unit HumiUnit;               /// 9
        public double HumiLimLo;            /// 10
        public double HumiLimHi;            /// 11
        public double DefaultHumi;          /// 12
        public string Format;               /// 13

        /// Schematic drawing info
        public Shape Shape { get; set; }
        public int X { get; set; }
        public int Y { get; set; }
        public Sz Sz { get; set; }
        public Orient Orient { get; set; }
        public bool Flip { get; set; }
        public int LblX { get; set; }
        public int LblY { get; set; }
        public Orient LblOrient { get; set; }
        public int MsrdX { get; set; }
        public int MsrdY { get; set; }
        public Orient MsrdOrient { get; set; }

        [XmlIgnore]
        public string MsrdFormat { get { return string.Empty; } }
        [XmlIgnore]
        public Config.Unit MsrdUnit { get { return TempUnit; } }
        [XmlIgnore]
        public double MsrdValLimLo { get { return TempLimLo; } }
        [XmlIgnore]
        public double MsrdValLimHi { get { return TempLimHi; } }

        [XmlIgnore]
        public IList<GNode> GNodes { get; set; }

		/// Private parameterless constructor invoked by all other (public) constructors
		AmbientCfg()
		{
            GNodes = new List<GNode>();
            Format = string.Empty;
        }

        public AmbientCfg(IComponentFactory factory)
            : this()
        {
            Shape = Shape.PressM;
            Sz = Sz.M;
            Factory = factory;
            Name = "Ambient";
            ParentName = "Modbus";
            InitializeAll();
        }

        public string ComponentName { get { return Name; } }

        public void InitializeAll()
        {
            ModbusAddress = 1;
            TempUnit = Unit.C;
            TempLimLo = 15;
            TempLimHi = 30;
            DefaultTemp = 25;
            PressureUnit = Unit.hPa;
            PressureLimLo = 960;
            PressureLimHi = 1060;
            DefaultPressure = 1013;
            HumiUnit = Unit.RPct;
            HumiLimLo = 20;
            HumiLimHi = 80;
            DefaultHumi = 50;
            Format = "{0:F1} °C\n{1:F0} hPa\n{2:F0} R%";

            MsrdY = 22;
        }

        string[] paramNames = new string[]
        {
            "Modbus address",           /// 0
            "Unit of temperature",      /// 1
            "Temperature limit Lo",     /// 2
            "Temperature limit Hi",     /// 3
            "Default temperature",      /// 4
            "Unit of pressure",         /// 5
            "Pressure limit Lo",        /// 6
            "Pressure limit Hi",        /// 7
            "Default pressure",         /// 8
            "Unit of rel. humidity",    /// 9
            "Rel. humidity limit Lo",   /// 10
            "Rel. humidity limit Hi",   /// 11
            "Default retl. humidity",   /// 12
            "Display format",           /// 13
        };
        public string ParamName(int i) { return paramNames[i]; }
        public int ParamsCount() { return paramNames.Length; }

        public ICollection<string> ParamValues(int i)
        {
            switch (i)
            {
                case 1:
                    return new string[] { "°C", "°F", "K" };
                case 5:
                    return new string[] { "Pa", "hPa", "mbar", "kPa", "inHg", "psi", "bar", "MPa" };
                case 9:
                    return new string[] { "R%" };
                default:
                    return null;
            }
        }

		public string ToString(int i)
		{
            switch (i)
            {
                case 0: return ModbusAddress.ToString();
                case 1: return TempUnit.ToDescription();
                case 2: return TempLimLo.ToString();
                case 3: return TempLimHi.ToString();
                case 4: return DefaultTemp.ToString();
                case 5: return PressureUnit.ToDescription();
                case 6: return PressureLimLo.ToString();
                case 7: return PressureLimHi.ToString();
                case 8: return DefaultPressure.ToString();
                case 9: return HumiUnit.ToDescription();
                case 10: return HumiLimLo.ToString();
                case 11: return HumiLimHi.ToString();
                case 12: return DefaultHumi.ToString();
                case 13: return Format.Replace("\n", "<LF>");
                default:
                    return string.Format("Name={0}, Parent={1}, ModbusAddr={2}", Name,
                                         (string.IsNullOrEmpty(ParentName) ? "-" : ParentName), ModbusAddress);
            }
		}

        public CfgUpdateFlags UpdateParam(int i, string str)
        {
            switch (i)
            {
                case 0: ModbusAddress = int.Parse(str); return CfgUpdateFlags.RestartRqrd;
                case 1:
                    foreach (var u in new Unit[] { Unit.C, Unit.F, Unit.K })
                    {
                        if (str == u.ToDescription()) { TempUnit = u; return CfgUpdateFlags.RestartRqrd; }
                    }
                    return CfgUpdateFlags.None;
                case 2: TempLimLo = Utils.ParseSDouble(str); return CfgUpdateFlags.RestartRqrd;
                case 3: TempLimHi = Utils.ParseSDouble(str); return CfgUpdateFlags.RestartRqrd;
                case 4: DefaultTemp = Utils.ParseSDouble(str); return CfgUpdateFlags.RestartRqrd;
                case 5:
                    foreach (var u in new Unit[] { Unit.Pa, Unit.hPa, Unit.mbar, Unit.kPa, Unit.inHg, Unit.psi, Unit.bar, Unit.MPa })
                    {
                        if (str == u.ToDescription()) { PressureUnit = u; return CfgUpdateFlags.RestartRqrd; }
                    }
                    return CfgUpdateFlags.None;
                case 6: PressureLimLo = Utils.ParseUDouble(str); return CfgUpdateFlags.RestartRqrd;
                case 7: PressureLimHi = Utils.ParseUDouble(str); return CfgUpdateFlags.RestartRqrd;
                case 8: DefaultPressure = Utils.ParseUDouble(str); return CfgUpdateFlags.RestartRqrd;
                case 9:
                    foreach (var u in new Unit[] { Unit.RPct })
                    {
                        if (str == u.ToDescription()) { HumiUnit = u; return CfgUpdateFlags.RestartRqrd; }
                    }
                    return CfgUpdateFlags.None;
                case 10: HumiLimLo = Utils.ParseUDouble(str); return CfgUpdateFlags.RestartRqrd;
                case 11: HumiLimHi = Utils.ParseUDouble(str); return CfgUpdateFlags.RestartRqrd;
                case 12: DefaultHumi = Utils.ParseUDouble(str); return CfgUpdateFlags.RestartRqrd;
                case 13: Format = str.Replace("<LF>", "\n"); return CfgUpdateFlags.RestartRqrd;
                default: return CfgUpdateFlags.None;
            }
        }

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

            switch (i)
            {
                case 0:
                    if (int.TryParse(str, out idummy) && idummy >= 1 && idummy <= 254) return true;
                    break;
                case 1:
                case 5:
                case 9:
                    if (ParamValues(i).Contains(str)) return true;
                    break;
                case 2:
                case 3:
                case 4:
                    if (TBF.Utils.TryParseSDouble(str, out dummy)) return true;
                    break;
                case 6:
                case 7:
                case 8:
                case 10:
                case 11:
                case 12:
                    if (TBF.Utils.TryParseUDouble(str, out dummy)) return true;
                    break;
                case 13:
                    return true;
                default:
                    message = "Invalid index";
                    return false;
            }

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

        void CopyContentTo(AmbientCfg prms)
        {
            prms.ParentName = this.ParentName;

            prms.Shape = this.Shape;
            prms.Sz = this.Sz;
            prms.Orient = this.Orient;
            prms.Flip = this.Flip;
            prms.LblX = this.LblX;
            prms.LblY = this.LblY;
            prms.LblOrient = this.LblOrient;
            prms.MsrdX = this.MsrdX;
            prms.MsrdY = this.MsrdY;
            prms.MsrdOrient = this.MsrdOrient;

            prms.ModbusAddress   = this.ModbusAddress;
            prms.TempUnit        = this.TempUnit;
            prms.TempLimLo       = this.TempLimLo;
            prms.TempLimHi       = this.TempLimHi;
            prms.DefaultTemp     = this.DefaultTemp;
            prms.PressureUnit    = this.PressureUnit;
            prms.PressureLimLo   = this.PressureLimLo;
            prms.PressureLimHi   = this.PressureLimHi;
            prms.DefaultPressure = this.DefaultPressure;
            prms.HumiUnit        = this.HumiUnit;
            prms.HumiLimLo       = this.HumiLimLo;
            prms.HumiLimHi       = this.HumiLimHi;
            prms.DefaultHumi     = this.DefaultHumi;
            prms.Format          = this.Format;
        }

        public Config.Entities.IParamsProvider Clone()
        {
            AmbientCfg pars = new AmbientCfg();
            CopyContentTo(pars);
            return pars;
        }

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