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

namespace TBF.Rig.ControlBoard.Uni
{
    /// <summary>
    /// Holds backup and security options - serializable configuration.
    /// </summary>
    public class UniCBCfg : ComponentCfgBase, Generic.IComponentCfg, Config.Entities.IParamsProvider, IDrawingItemWithMeasuredVal, IRouteBasedDrawingItem
    {
        public static XmlSerializer Serializer = XmlSerializer.FromTypes(new[] { typeof(UniCBCfg) })[0];
        public override XmlSerializer GetSerializer() { return Serializer; }

        public IComponentCfgCtrl GetControl(IList<Config.Entities.Component> cmpntEntities) { return new Configs.ParamsProvider.ComponentCfgCtrl(this, null); }

        ///
        /// Serialized parameters 
        ///
        public int ComPortNr;
        public int DivertersCount;
        public int DrainValvesCount;
        public int RegValvesCount;
        public bool RelaysFInstalled;
        public bool RelaysGInstalled;
        public bool RelaysHInstalled;
        public bool ShowState;

        /// 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; }
        public Config.Unit MsrdUnit { get; set; }
        public string MsrdFormat { get; set; }
        public double MsrdValLimLo { get; set; }
        public double MsrdValLimHi { get; set; }

        public int BitNr { get { return 80; }  }        /// Bit-position
        public bool Inverted { get { return false; } }	/// When true the valve function is inverted: 0 = open, 1 = closed

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

        /// Private parameterless constructor invoked by all other (public) constructors
        UniCBCfg()
        {
            GNodes = new List<GNode>();
            EdgesToSet = new List<GEdge>();
        }

        public UniCBCfg(string name, IComponentFactory factory)
            : this()
        {
            Shape = Shape.UniCB;
            Sz = Sz.L;

            Name = name;
            Factory = factory;
            ParentName = string.Empty;
            InitializeAll();
        }

        public string ComponentName { get { return Name; } }

        public void InitializeAll()
        {
            ComPortNr = 1;
            DivertersCount = 3;
            DrainValvesCount = 4;
            RegValvesCount = 5;
            RelaysFInstalled = true;
            RelaysGInstalled = true;
            RelaysHInstalled = true;
            ShowState = false;
        }

        string[] paramNames = new string[]
		{
            "Serial port number",
            "Diverters count (1..5)",
            "Drain valves count (0..8)",
            "Regulation valves count (4..8)",
            "Relays F are installed",
            "Relays G are installed",
            "Relays H are installed",
            "Show state",
        };
        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[] { "1", "2", "3", "4", "5" };
                case 2:
                    return new string[] { "0", "1", "2", "3", "4", "5", "6", "7", "8" };
                case 3:
                    return new string[] { "4", "5", "6", "7", "8" };
                case 4:
                case 5:
                case 6:
                case 7:
                    return new string[] { Strings.yes, Strings.no };
                default:
                    return null;
            }
        }

        public string ToString(int i)
        {
            switch (i)
            {
                case 0: return ComPortNr.ToString();
                case 1: return DivertersCount.ToString();
                case 2: return DrainValvesCount.ToString();
                case 3: return RegValvesCount.ToString();
                case 4: return RelaysFInstalled ? Strings.yes : Strings.no;
                case 5: return RelaysGInstalled ? Strings.yes : Strings.no;
                case 6: return RelaysHInstalled ? Strings.yes : Strings.no;
                case 7: return ShowState ? Strings.yes : Strings.no;
                default:
                    return string.Format("{0}: COM{1} DIVs={2} VBs={3} RVs={4} RelaysF={5} RelaysG={6} RelaysH={7}",
                                         Name, ComPortNr, DivertersCount, DrainValvesCount, RegValvesCount,
                                         RelaysFInstalled, RelaysGInstalled, RelaysHInstalled);
            }
        }

        public CfgUpdateFlags UpdateParam(int i, string str)
        {
            switch (i)
            {
                case 0: ComPortNr        = int.Parse(str);  return CfgUpdateFlags.RestartRqrd;
                case 1: DivertersCount   = int.Parse(str);  return CfgUpdateFlags.RestartRqrd;
                case 2: DrainValvesCount = int.Parse(str);  return CfgUpdateFlags.RestartRqrd;
                case 3: RegValvesCount   = int.Parse(str);  return CfgUpdateFlags.RestartRqrd;
                case 4: RelaysFInstalled = (str == Strings.yes); return CfgUpdateFlags.RestartRqrd;
                case 5: RelaysGInstalled = (str == Strings.yes); return CfgUpdateFlags.RestartRqrd;
                case 6: RelaysHInstalled = (str == Strings.yes); return CfgUpdateFlags.RestartRqrd;
                case 7: ShowState = (str == Strings.yes); return CfgUpdateFlags.RestartRqrd;
                default: return CfgUpdateFlags.None;
            }
        }

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

            switch (i)
            {
                case 0:
                    if (int.TryParse(str, out n) && (n >= 1)) return true;
                    break;
                case 1:
                    if (int.TryParse(str, out n) && (n >= 1) && n <= 5) return true;
                    break;
                case 2:
                    if (int.TryParse(str, out n) && (n >= 0) && n <= 8) return true;
                    break;
                case 3:
                    if (int.TryParse(str, out n) && (n >= 4) && n <= 8) return true;
                    break;
                case 4:
                case 5:
                case 6:
                case 7:
                    if (ParamValues(i).Contains(str)) return true;
                    break;
                default:
                    message = "Invalid index";
                    return false;
            }

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

        void CopyContentTo(UniCBCfg prms)
        {
            prms.ComPortNr = ComPortNr;
            prms.DivertersCount   = DivertersCount;
            prms.DrainValvesCount = DrainValvesCount;
            prms.RegValvesCount   = RegValvesCount;
            prms.RelaysFInstalled = RelaysFInstalled;
            prms.RelaysGInstalled = RelaysGInstalled;
            prms.RelaysHInstalled = RelaysHInstalled;
            prms.ShowState = ShowState;
        }

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

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