using System.Collections.Generic;

namespace DTS.Serialization.SoMat
{
    public class SoMatTestHeader
    {
        public string TestTitle { get; set; } = "";
        public string Operator { get; set; } = "";
        public string RunDateTime { get; set; } = "";

        private readonly List<SoMatChannel> _channels = new List<SoMatChannel>();
        public int NumLogChannels => _channels.Count;
        public SoMatChannel[] Channels => _channels.ToArray();
        public int NumDataModes { get; set; } = 1;

        public void Serialize(System.IO.StreamWriter sw)
        {
            sw.Write("DM_TestTitle=");
            sw.WriteLine(TestTitle);

            sw.Write("DM_Operator=");
            sw.WriteLine(Operator);

            sw.Write("RUNDATETIME=");
            sw.WriteLine(RunDateTime);

            sw.Write("DM_NumLogChans=");
            sw.WriteLine(NumLogChannels.ToString());

            sw.Write("DM_NumDataModes=");
            sw.WriteLine(NumDataModes.ToString());

            sw.WriteLine();
        }
        public SoMatTestHeader(Test test, FilteredData[] filteredData)
        {
            TestTitle = test.Id;
            RunDateTime = string.Format("{0} {1}", test.InceptionDate.ToShortDateString(), test.InceptionDate.ToShortTimeString());
            try
            {
                Operator = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
            }
            catch (System.Exception) { }

            for (var i = 0; i < test.Channels.Count && i < filteredData.Length; i++)
            {
                var moduleArrayIndex = 0;
                for (moduleArrayIndex = 0; moduleArrayIndex < test.Modules.Count; moduleArrayIndex++)
                {
                    if (test.Channels[i].ParentModule.SerialNumber ==
                        test.Modules[moduleArrayIndex].SerialNumber) { break; }
                }
                _channels.Add(new SoMatChannel(test.Channels[i], 1 + i, filteredData[i], moduleArrayIndex, 3, test.InceptionDate));
            }
        }
    }
}