using System;
using System.Collections.Generic;
using System.IO;
using log4net;
using TBF.BenchControl;

namespace TBF.BenchControl.ResultsWriters.Basic
{
	public class Writer : ComponentBase, IOperation, GenericDevices.IResultsWriter
	{
		private static readonly ILog log = LogManager.GetLogger(typeof(Writer));
		public override string ToString() { return string.Format("ResultsWriters.Basic({0})", Cfg.ToString(1)); }

		readonly WriterCfg writerCfg;

		/// <summary>
		/// Results to print
		/// </summary>
		IList<Entities.TestResult> results;
		DateTime now;
		StreamWriter writer;

		public Writer(WriterCfg cfg)
            : base(cfg)
		{
			writerCfg = cfg;
			log.Debug(this.ToString());
		}

		/// <summary>
		/// Writes the test cycle results into a file,  Events:  Event.ResultsWritten
		/// </summary>
		/// <param name="results">Results to write into the file</param>
		/// <returns>Reference to the operation</returns>
		public IOperation WriteResultsOp(IList<Entities.TestResult> results)
		{
            if ((results == null) || (results.Count == 0))
            {
                writer = null;
                return this;
            }

			this.results = results;
			now = DateTime.Now;
            try
            {
                string dayDirectory = string.Format("{0}Results\\{1}-{2}-{3}", Program.HomeDir,
                                                now.Year, now.Month.ToString("D2"), now.Day.ToString("D2"));
                string fileName = string.Format("{0}\\{1}-{2}.txt", dayDirectory,
                                                now.Hour.ToString("D2"), now.Minute.ToString("D2"));
                Directory.CreateDirectory(dayDirectory);
                writer = new StreamWriter(System.IO.File.Create(fileName));
            }
            catch
            {
                writer = null;
            }

			return this;
		}

		/// <summary>Start this operation</summary>
		public void Start()
		{
            if (writer == null) return;

			writer.WriteLine("Staatlich anerkante Prüfstelle für Meßgeräte für Wasser WB2");
			writer.WriteLine("");
			writer.WriteLine(string.Format("           PROTOKOLL Nummer {0}", 0));
			writer.WriteLine("");
			writer.WriteLine("Ver. 3/13");
            writer.WriteLine(string.Format("Datum / Zeit            : {0}.{1}.{2} {3}:{4}                                                                                Seite : 1/1",
                                            now.Day.ToString("D2"),
                                            now.Month.ToString("D2"),
                                            now.Year.ToString("D4"),
                                            now.Hour.ToString("D2"),
                                            now.Minute.ToString("D2")));
			writer.WriteLine(string.Format("Wasserzähler Type       : {0}", results[0].ProcedureName));
			writer.WriteLine("Gerät Nr.               : 1");
			writer.WriteLine(string.Format("Benutzer                : {0}", Entities.User.CurrentUser.Name));
			writer.Write("Impulsrate              :  ");
            for (int i = 0; i < Program.WMsCount; i++)
            {
                //writer.Write(results[0].
            }
			writer.WriteLine("Bereich                 : 22,9 °C  947 mbar  43 %");
			writer.WriteLine("");
			writer.WriteLine("Test       Metode   MIDFehler  Durchfluss Test Zeit    T1      T2         Dichte    Masse     Druck           Volume  Bor");
			writer.WriteLine("                    [%]        [m3/h]     [s]          [°C]    [°C]       [kg/m3]   [kg]      [MPa]    	    [L]     [m3/h]");
			writer.WriteLine("---------------------------------------------------------------------------------------------------------------------------------------");

			foreach (var tr in results)
			{
				if (tr.MetersKind == Entities.MetersKind.Single)
				{
					writer.WriteLine(string.Format("{0} {1} {2} {3} {4} {5} {6} {7} {8} {9} {10} {11}",
									                 tr.Name,
									                 tr.Method,
									                 tr.Meters[0].VolumeErrorPct,
									                 tr.FlowMass,
									                 tr.Time,
									                 tr.TempInAvrg,
									                 tr.TempDivAvrg,
									                 tr.DensityOut,
									                 tr.MassDiff,
									                 tr.PressInAvrg,
									                 tr.PressOutAvrg,
									                 tr.VolumeCTV));
				}
				else if (tr.MetersKind == Entities.MetersKind.Combined)
				{
					writer.WriteLine(string.Format("{0} {1} {2} {3} {4} {5} {6} {7} {8} {9} {10} {11}",
									                 tr.Name,
									                 tr.Method,
									                 tr.CombinedMeters[0].VolumeErrorPct,
									                 tr.FlowMass,
									                 tr.Time,
									                 tr.TempInAvrg,
									                 tr.TempDivAvrg,
									                 tr.DensityOut,
									                 tr.MassDiff,
									                 tr.PressInAvrg,
									                 tr.PressOutAvrg,
									                 tr.VolumeCTV));
				}
			}
	
			writer.WriteLine("---------------------------------------------------------------------------------------------------------------------------------------");
			writer.WriteLine("No| Zähler Nr|  Test. Volume   [L]            |    Zählerabweichung   [%]         |   Messunsicherheit  k=2               |Prüfergebnis");
			writer.WriteLine("---------------------------------------------------------------------------------------------------------------------------------------");
			writer.WriteLine("                Qmin   Qt     Qmax                 Qmin   Qt     Qmax                 Qmin   Qt     Qmax");
			writer.WriteLine("---------------------------------------------------------------------------------------------------------------------------------------");
		}

		/// <summary>Run this operation</summary>
		/// <returns>Event.ResultsWritten</returns>
		public Event Run()
		{
			return Event.ResultsWritten;
		}

		/// <summary>Stop this operation</summary>
		public void Stop()
		{
            if (writer == null) return;

            writer.WriteLine("---------------------------------------------------------------------------------------------------------------------------------------");
			writer.WriteLine("");
			writer.WriteLine("Hersteller :                            Bemerkung :  M - Prüfung gegen Waage");
			writer.WriteLine("                                                     V - Prüfung gegen MID");
			writer.WriteLine("                                                     P - Start / Stopp");
			writer.WriteLine("                                                     F - Fliegender Start");
			writer.WriteLine("                                                     S - Impulskompensation");
			writer.WriteLine("                                                     C - Impulszählung");
			writer.WriteLine("");
			writer.WriteLine("---------------------------------------------------------------------------------------------------------------------------------------");

			if (writer != null) writer.Close();
			writer = null;
		}
	}
}