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

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

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

		///
		/// Serialized parameters 
		///
        public string Flowmeter1;                   /// 0  Flowmeter component name or string.Empty
        public string Flowmeter2;                   /// 1    -  ' '  -
        public string Flowmeter3;                   /// 2    -  ' '  -
        public string InactiveFlowmtr;              /// 3  Inactive flowmeter component name or string.Empty
        public string MsrdFormat { get; set; }      /// 4
        public Unit MsrdUnit { get; set; }          /// 5

        /// 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 IList<GNode> GNodes { get; set; }
        [XmlIgnore]
        public double MsrdValLimLo { get; set; }
        [XmlIgnore]
        public double MsrdValLimHi { get; set; }


        private IEnumerable<Config.Entities.Component> flowMeters;

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

        public FlowMeterCfg(IComponentFactory factory, string name)
            : this()
        {
            Shape = Shape.ParallelFlowM;
            Sz = Sz.M;
            MsrdValLimLo = 0;

            Name = name;
            Factory = factory;
            ParentName = "UniCB";
            InitializeAll();
        }

        public string ComponentName { get { return Name; } }

        public void InitializeAll()
        {
            Flowmeter1 = "I11";
            Flowmeter2 = "I12";
            Flowmeter3 = string.Empty;
            InactiveFlowmtr = "I13";
            MsrdFormat = "{0:F3} m3/h";
            MsrdUnit = Unit.m3ph;
        }

        string[] paramNames = new string[]
        {
            "Flow meter 1",                     /// 0
            "Flow meter 2",                     /// 1
            "Flow meter 3",                     /// 2
            "Inactive flow meter",              /// 3
            "Display format",                   /// 4
            "Unit of flow on a display",        /// 5
        };
        public string ParamName(int i) { return paramNames[i]; }
        public int ParamsCount() { return paramNames.Length; }

        public ICollection<string> ParamValues(int i)
        {
            switch (i)
            {
                case 0:
                case 1:
                case 2:
                case 3:
                    if (flowMeters == null) return null;
                    var fmtrs = new List<string>();
                    foreach (var fmtr in flowMeters) fmtrs.Add(fmtr.Name);
                    fmtrs.Add("---");
                    return fmtrs;
                case 5:
                    return new string[] { "m3/h", "l/h" };
                default:
                    return null;
            }
        }

		public string ToString(int i)
		{
            switch (i)
            {
                case 0: return string.IsNullOrEmpty(Flowmeter1) ? "---" : Flowmeter1;
                case 1: return string.IsNullOrEmpty(Flowmeter2) ? "---" : Flowmeter2;
                case 2: return string.IsNullOrEmpty(Flowmeter3) ? "---" : Flowmeter3;
                case 3: return string.IsNullOrEmpty(InactiveFlowmtr) ? "---" : InactiveFlowmtr;
                case 4: return MsrdFormat;
                case 5: return MsrdUnit.ToDescription();

                default:
                    return string.Format("Name={0} {1} {2} {3} ~{4} fmt={5} unit={6} Lo={7} Hi={8}",
                                         Name, Flowmeter1, Flowmeter2, Flowmeter3, InactiveFlowmtr,
                                         MsrdFormat, MsrdUnit.ToDescription(), MsrdValLimLo, MsrdValLimHi);
            }
		}

        public CfgUpdateFlags UpdateParam(int i, string str)
        {
            switch (i)
            {
                case 0: Flowmeter1 = (str != "---") ? str : string.Empty;  return CfgUpdateFlags.RestartRqrd;
                case 1: Flowmeter2 = (str != "---") ? str : string.Empty;  return CfgUpdateFlags.RestartRqrd;
                case 2: Flowmeter3 = (str != "---") ? str : string.Empty;  return CfgUpdateFlags.RestartRqrd;
                case 3: InactiveFlowmtr = (str != "---") ? str : string.Empty; return CfgUpdateFlags.RestartRqrd;
                case 4: MsrdFormat = str; return CfgUpdateFlags.RestartRqrd;
                case 5: MsrdUnit = (str == "l/h") ? Unit.lph : Unit.m3ph;  return CfgUpdateFlags.RestartRqrd;
                default:
                    return CfgUpdateFlags.None;
            }
        }

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

            switch (i)
            {
                case 0:
                case 1:
                case 2:
                case 3:
                case 5:
                    if (ParamValues(i).Contains(str)) return true;
                    break;
                case 4:
                    return true;
                default:
                    message = "Invalid index";
                    return false;
            }

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

        void CopyContentTo(FlowMeterCfg prms)
        {
            prms.Flowmeter1 = this.Flowmeter1;
            prms.Flowmeter2 = this.Flowmeter2;
            prms.Flowmeter3 = this.Flowmeter3;
            prms.InactiveFlowmtr = this.InactiveFlowmtr;
            prms.MsrdFormat = this.MsrdFormat;
            prms.MsrdUnit = this.MsrdUnit;
        }

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

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