///
/// Copyright (c) 2017 Sensus Metering Systems
///
using System.IO;
using System.Xml.Serialization;
using Config.Entities;
using TBF.BenchControl.Generic;
using TBF.Resources;

namespace TBF.BenchControl.Modbus.Easytherm
{
	public class ProcParams : ProcedureParamsBase, IParamsProvider, IProcedureParams
	{
		public float RequiredTemp;			/// [°C] target temperature for temperature controlled


		public override void InitializeAll()
		{
            RequiredTemp  = 20.0f;
		}

		string[] paramNames = new string[]
		{
            Strings.Required_temperature_C,
		};
		public override string ParamName(int i) { return paramNames[i]; }
		public override int ParamsCount() { return paramNames.Length; }

		public override string ToString(int i)
		{
			switch (i)
			{
                case 0: return RequiredTemp.ToString();
				default: return string.Empty;
			}
		}

		public void UpdateParam(int i, string strValue)
		{
			switch (i)
			{
                case 0: RequiredTemp  = Utils.ParseUFloat(strValue); return;
				default: return;
			}
		}

		/// <summary>
		/// Verifiy the string representation of the parameter
		/// </summary>
		/// <param name="i">Parameter ID</param>
		/// <param name="strValue">String representation of the parameter</param>
		/// <param name="message">In case false is returned this is the error messsage to be displayed</param>
		/// <returns>true = parameter OK, false = parameter NOK</returns>
		public bool ValidateParam(int i, string strValue, out string message)
		{
			message = string.Empty;

			float temp;
			switch (i)
			{
				case 0:     /// T_hot_heating
					if (Utils.TryParseUFloat(strValue, out temp) && temp > 0 && temp < 100.0f)
						return true;
                    break;
				default:
					message = "Invalid index";
					return false;
			}

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

		void CopyContentTo(ProcParams prms)
		{
            prms.RequiredTemp  = this.RequiredTemp;
		}

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

		public override void UpdateProcedureParams(ComponentProcedure dbEntity)
		{
			if (dbEntity == null) return;
			try
			{
				ProcParams tmp = (ProcParams)(new XmlSerializer(typeof(ProcParams)))
					.Deserialize(new StringReader(dbEntity.Parameters));

				procedureParamsEntity = dbEntity;
				componentName = dbEntity.CmpntName;
				procedure = dbEntity.Procedure;

				tmp.CopyContentTo(this);
			}
			catch
			{
			}
		}

		/// <summary>
		/// Parameterless constructor initializes the parameters
		/// </summary>
		public ProcParams()
		{
		}

		public ProcParams(bool initialize)
		{
			if (initialize) InitializeAll();
		}

		public ProcParams(ComponentProcedure procParamsEntity, string componentName, Procedure procedure)
		{
			this.procedureParamsEntity = procParamsEntity;
			this.componentName = componentName;
			this.procedure = procedure;
		}
	}
}