///
/// Copyright (c) 2013-2019 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using System.IO;
using Common;

namespace Config.Entities
{
	public class Component : IHasName, IHasItemNr
	{
		public virtual int Id { get; protected set; }
		public virtual int ItemNr { get; set; }
		public virtual string Name { get; set; }
		public virtual string ClassName { get; set; }
		public virtual string ParentName { get; set; }
        public virtual DebugMode Mode { get; set; }
		public virtual LogLevel Logging { get; set; }
		public virtual string Parameters { get; set; }
		public virtual IList<MeasurementCorrection> Corrections { get; set; }
        public virtual IList<Uncertainty> Uncertainties { get; set; }

		/// ------------- Additional stuff not mapped into the database -------------

		public Component()
		{
            Name = string.Empty;
            ClassName = string.Empty;
			Corrections = new List<MeasurementCorrection>();
            Uncertainties = new List<Uncertainty>();
		}

        public static Component CreateFromCfg(string name, string className, string parentName, int itemNr,
                                              DebugMode debugLevel, LogLevel logLevel, string parameters)
		{
			Component result = new Component();
			result.ItemNr = itemNr;
			result.Name = name;
			result.ClassName = className;
			result.ParentName = parentName;
            result.Mode = debugLevel;
			result.Logging = logLevel;
			result.Parameters = parameters;
			return result;
		}

		// Makes a new copy of this object (not just a reference)
		public virtual Component Clone()
		{
			Component result = new Component();
			result.ItemNr = ItemNr;
			result.Name = Name;
            result.ClassName = ClassName;
			result.ParentName = ParentName;
            result.Mode = Mode;
			result.Logging = Logging;
			result.Parameters = Parameters;
			return result;
		}

        public virtual void Export(StreamWriter output)
        {
            output.WriteLine(Name);
            output.WriteLine(ClassName);
            output.WriteLine(ParentName);
            output.WriteLine(Mode.ToString());
            output.WriteLine(Logging.ToString());
            output.Write(Parameters);

            output.Close();
        }

        public static Component Import(StreamReader input)
        {
            Component result = new Component();

            result.Name = input.ReadLine();
            result.ClassName = input.ReadLine();
            result.ParentName = input.ReadLine();

            string line = input.ReadLine();
            if (line.Equals(DebugMode.DetectedOff.ToString())) result.Mode = DebugMode.DetectedOff;
            else if (line.Equals(DebugMode.DetectedOn.ToString())) result.Mode = DebugMode.DetectedOn;
            else if (line.Equals(DebugMode.Normal.ToString())) result.Mode = DebugMode.Normal;
            else if (line.Equals(DebugMode.AutoDetect.ToString())) result.Mode = DebugMode.AutoDetect;
            else if (line.Equals(DebugMode.FailureDuringOperation.ToString())) result.Mode = DebugMode.FailureDuringOperation;
            else if (line.Equals(DebugMode.Off.ToString())) result.Mode = DebugMode.Off;
            else if (line.Equals(DebugMode.Record.ToString())) result.Mode = DebugMode.Record;
            else if (line.Equals(DebugMode.Replay.ToString())) result.Mode = DebugMode.Replay;
            else if (line.Equals(DebugMode.Simulate.ToString())) result.Mode = DebugMode.Simulate;
            else if (line.Equals(DebugMode.Inherit.ToString())) result.Mode = DebugMode.Inherit;

            line = input.ReadLine();
            if (line.Equals(LogLevel.Off.ToString())) result.Logging = LogLevel.Off;
            else if (line.Equals(LogLevel.Fatal.ToString())) result.Logging = LogLevel.Fatal;
            else if (line.Equals(LogLevel.Error.ToString())) result.Logging = LogLevel.Error;
            else if (line.Equals(LogLevel.Warn.ToString())) result.Logging = LogLevel.Warn;
            else if (line.Equals(LogLevel.Info.ToString())) result.Logging = LogLevel.Info;
            else if (line.Equals(LogLevel.Debug.ToString())) result.Logging = LogLevel.Debug;
            else if (line.Equals(LogLevel.All.ToString())) result.Logging = LogLevel.All;

            result.Parameters = string.Empty;
            line = input.ReadLine();
            while (line != null)
            {
                result.Parameters += line;
                result.Parameters += Environment.NewLine;
                line = input.ReadLine();
            }

            return result;
        }

		public virtual string ToString(string indent)
		{
			string result = string.Empty;

            result += indent + "ItemNr = " + (ItemNr + 1).ToString() + Environment.NewLine;
            result += indent + "Name = " + Name + Environment.NewLine;
			result += indent + "ClassName = " + ClassName + Environment.NewLine;
			if (ParentName != null)
			{
				result += indent + "ParentName = " + ParentName + Environment.NewLine;
			}
			result += indent + "DebugLevel = " + Mode.ToString() + Environment.NewLine;
			result += indent + "LogLevel = " + Logging.ToString() + Environment.NewLine;
			result += indent + "Parameters = " + Parameters + Environment.NewLine;

			return result;
		}

        public override string ToString()
        {
            return string.Format("{0} ({1})", Name, ClassName);
        }
	}
}