using System;
using System.Collections.Generic;
using System.Data;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Windows;
using DataPROWin7.DataModel.Classes.Hardware;
using DTS.Common.Enums;
using DTS.Common.Storage;
using DTS.Common.Utilities.Logging;
using DTS.Common.ISO;
using DTS.Common.Classes.GroupTemplates;
using DTS.Common.Enums.Hardware;
using DTS.Common.Enums.Sensors;
using DTS.SensorDB;
using DTS.Common.Classes.Sensors;
using DTS.Common.DataModel;
using DTS.Common.SharedResource.Strings;

// ReSharper disable ConvertToAutoProperty
// ReSharper disable PossibleMultipleEnumeration

// ReSharper disable once CheckNamespace
namespace DataPROWin7.DataModel
{
    public class TestObject : DTS.Common.Base.BasePropertyChanged, IComparable<TestObject>
    {
        public enum Tags
        {
            SerialNumber,
            SerialNumberConverted,
            TestObjectType,
            ParentObject,
            SysBuilt,
            Channels,
            Hardware,
            LastModifiedBy,
            LastModified,
            LastModifiedText,
            AllTemplates,
            Template,
            TemplateIndex,
            ChannelsDescription,
            TemplateDescription,
            TemplateImage,
            Zones,
            SelectedGlobalRangeCACOption,
            ZoneNames,
            CurrentZone,
            CurrentZoneIndex,
            ChannelVisibility,
            ChannelTypesIndex
        }
        private bool? _isComplete = null;
        public void MarkIsCompleteUnchecked()
        {
            _isComplete = null;
        }
        private readonly string _errorMessage = "";

        public int CompareTo(TestObject rhs)
        {
            if (null == rhs) { return 1; }
            return rhs == this ? 0 : string.Compare(SerialNumber, rhs.SerialNumber, StringComparison.Ordinal);
        }

        //http://fogbugz/fogbugz/default.asp?11910, 
        //I noticed channel name and channel id were alternatively being used to lookup sensors
        //rather than trying to force them all to use channel name, I merely allowed it to pass in channel id as well.
        public SensorData GetSensor(string channelId, string serialNumber, string alternateChannelId = null)
        {
            var sd = SensorsCollection.SensorsList.GetSensorBySerialNumber(serialNumber);

            if (null == sd) { return null; }
            sd = new SensorData(sd);
            var settings = GetISOTestObject().GetSensorSettings(channelId, sd.SerialNumber);
            if (null == settings || !settings.Any() && !string.IsNullOrWhiteSpace(alternateChannelId))
            {
                settings = GetISOTestObject().GetSensorSettings(alternateChannelId, sd.SerialNumber);
            }
            var isoTo = GetISOTestObject();
            var channel = isoTo.GetChannel(channelId);
            if (null != channel)
            {
                //preset the channel iso fields, these can be filter can be overwritten by to settings below
                sd.TestObject = channel.Channel.Test_Object;
                sd.Position = channel.Channel.Position;
                sd.OriginalPosition = channel.Channel.Position;
                if (channel.Channel.Default_Filter_Class != "?")
                {
                    //If ISO says "?", then use the sensor's filter class (but still overwrite with any settings below)
                    sd.FilterClassIso = channel.Channel.Default_Filter_Class;
                }
                sd.FineLocation1 = channel.Channel.Fine_Loc_1;
                sd.FineLocation2 = channel.Channel.Fine_Loc_2;
                sd.FineLocation3 = channel.Channel.Fine_Loc_3;
                sd.MainLocation = channel.Channel.Trans_Main_Loc;
                sd.PhysicalDimension = channel.Channel.Physical_Dimension;
                sd.Direction = channel.Channel.Direction;
            }
            if (null != settings)
            {
                foreach (var setting in settings)
                {
                    switch (setting.Setting)
                    {
                        case SensorConstants.SensorSettings.CFC:
                            sd.FilterClassIso = setting.Value;
                            //FB 15574 assign both FilterClass and Filter to the same filter class 
                            sd.FilterClass = FilterClass.GetFilterClassFromIsoCode(sd.FilterClassIso);
                            sd.Filter = FilterClass.GetFilterClassFromIsoCode(sd.FilterClassIso);
                            break;
                        //FB 13120 set filter class setting
                        case SensorConstants.SensorSettings.FilterClass:
                            sd.FilterClass = FilterClass.GetFilterClassFromFilterClassSetting(setting.Value);
                            break;
                        case SensorConstants.SensorSettings.Position:
                            sd.Position = setting.Value;
                            break;
                        case SensorConstants.SensorSettings.Polarity:
                            sd.Invert = setting.Value == "-";
                            break;
                        case SensorConstants.SensorSettings.Range:
                            sd.Capacity = double.Parse(setting.Value, CultureInfo.InvariantCulture);
                            break;
                        case SensorConstants.SensorSettings.LimitDuration:
                            if (!string.IsNullOrWhiteSpace(setting.Value))
                            {
                                sd.DigitalOutputLimitDuration = bool.Parse(setting.Value);
                                sd.LimitDuration = bool.Parse(setting.Value);
                                sd.LimitSquibFireDuration = bool.Parse(setting.Value);
                            }
                            break;
                        case SensorConstants.SensorSettings.Delay:
                            if (!string.IsNullOrWhiteSpace(setting.Value))
                            {
                                sd.DigitalOutputDelayMS = double.Parse(setting.Value, CultureInfo.InvariantCulture);
                                sd.DelayMS = double.Parse(setting.Value, CultureInfo.InvariantCulture);
                                sd.SquibFireDelayMS = double.Parse(setting.Value, CultureInfo.InvariantCulture);
                            }
                            break;
                        case SensorConstants.SensorSettings.Duration:
                            if (!string.IsNullOrWhiteSpace(setting.Value))
                            {
                                sd.DigitalOutputDurationMS = double.Parse(setting.Value, CultureInfo.InvariantCulture);
                                sd.DurationMS = double.Parse(setting.Value, CultureInfo.InvariantCulture);
                                sd.SquibFireDurationMS = double.Parse(setting.Value, CultureInfo.InvariantCulture);
                            }
                            break;

                        case SensorConstants.SensorSettings.OutputMode:
                            if (!string.IsNullOrWhiteSpace(setting.Value))
                            {
                                if (int.TryParse(setting.Value, NumberStyles.Any, CultureInfo.InvariantCulture,
                                    out int iValue))
                                {
                                    sd.DigitalOutputMode = (DigitalOutputModes)iValue;
                                }
                            }
                            break;
                        case SensorConstants.SensorSettings.DigitalOutDelay:
                            {
                                if (double.TryParse(setting.Value, NumberStyles.Any, CultureInfo.InvariantCulture, out var d)) { sd.DigitalOutputDelayMS = d; }
                            }
                            break;
                        case SensorConstants.SensorSettings.DigitalOutDuration:
                            {
                                if (double.TryParse(setting.Value, NumberStyles.Any, CultureInfo.InvariantCulture, out var d)) { sd.DigitalOutputDurationMS = d; }
                            }
                            break;
                        case SensorConstants.SensorSettings.DigitalOutLimitDuration:
                            {
                                if (bool.TryParse(setting.Value, out var b)) { sd.DigitalOutputLimitDuration = b; }
                            }
                            break;

                        case SensorConstants.SensorSettings.SQMode:
                            if (!string.IsNullOrWhiteSpace(setting.Value))
                            {
                                if (int.TryParse(setting.Value, NumberStyles.Any, CultureInfo.InvariantCulture,
                                    out var iValue))
                                {
                                    sd.SquibFireMode = (SquibFireMode)iValue;
                                }
                            }
                            break;
                        case SensorConstants.SensorSettings.SquibDelay:
                            {
                                if (double.TryParse(setting.Value, NumberStyles.Any, CultureInfo.InvariantCulture, out var d))
                                {
                                    sd.SquibFireDelayMS = d;
                                }
                            }
                            break;
                        case SensorConstants.SensorSettings.SquibDuration:
                            {
                                if (double.TryParse(setting.Value, NumberStyles.Any, CultureInfo.InvariantCulture, out var d))
                                {
                                    sd.SquibFireDurationMS = d;
                                }
                            }
                            break;
                        case SensorConstants.SensorSettings.SquibLimitDuration:
                            {
                                if (bool.TryParse(setting.Value, out var b)) { sd.LimitSquibFireDuration = b; }
                            }
                            break;

                        case SensorConstants.SensorSettings.DIMode:
                            if (!string.IsNullOrWhiteSpace(setting.Value))
                            {
                                if (int.TryParse(setting.Value, NumberStyles.Any, CultureInfo.InvariantCulture,
                                    out var iValue))
                                {
                                    sd.InputMode = (DigitalInputModes)iValue;
                                }
                            }
                            break;
                        case SensorConstants.SensorSettings.DefaultValue:
                            if (!string.IsNullOrWhiteSpace(setting.Value))
                            {
                                if (double.TryParse(setting.Value, out var defaultValue))
                                {
                                    sd.ScaleMultiplier.DefaultValue = defaultValue;
                                }
                            }
                            break;
                        case SensorConstants.SensorSettings.ActiveValue:
                            if (!string.IsNullOrWhiteSpace(setting.Value))
                            {
                                if (double.TryParse(setting.Value, out var activeValue))
                                {
                                    sd.ScaleMultiplier.ActiveValue = activeValue;
                                }
                            }
                            break;
                        default:
                            throw new ArgumentOutOfRangeException();
                    }
                }
            }
            if (sd.FilterClassIso == "?")
            {
                sd.FilterClassIso = "P"; // "Prefiltered > CFC 1000" (Unfiltered)
            }
            return sd;
        }

        public void SetSensor(string channelName, SensorData sensor)
        {
            var settings = new List<DTS.Common.ISO.TestObject.SensorSetting>();
            var fields = Enum.GetValues(typeof(SensorConstants.SensorSettings)).Cast<SensorConstants.SensorSettings>().ToArray();
            foreach (var field in fields)
            {
                var value = "";
                switch (field)
                {
                    case SensorConstants.SensorSettings.CFC: value = sensor.FilterClassIso; break;
                    //FB 13120 set filter class setting
                    case SensorConstants.SensorSettings.FilterClass: value = $"{sensor.FilterClass.FClass},{sensor.FilterClass.Frequency}"; break;
                    case SensorConstants.SensorSettings.Position: value = sensor.Position; break;
                    case SensorConstants.SensorSettings.Polarity: value = sensor.Invert ? "-" : "+"; break;
                    case SensorConstants.SensorSettings.Range: value = sensor.Capacity.ToString(CultureInfo.InvariantCulture); break;
                    case SensorConstants.SensorSettings.Duration:
                        value = sensor.DurationMS.ToString(CultureInfo.InvariantCulture);
                        if (sensor.IsSquib())
                        {
                            value = sensor.SquibFireDurationMS.ToString(CultureInfo.InvariantCulture);
                        }
                        else if (sensor.IsDigitalOutput())
                        {
                            value = sensor.DigitalOutputDurationMS.ToString(CultureInfo.InvariantCulture);
                        }
                        break;
                    case SensorConstants.SensorSettings.Delay:
                        value = sensor.DelayMS.ToString(CultureInfo.InvariantCulture);
                        if (sensor.IsSquib())
                        {
                            value = sensor.SquibFireDelayMS.ToString(CultureInfo.InvariantCulture);
                        }
                        else if (sensor.IsDigitalOutput())
                        {
                            value = sensor.DigitalOutputDelayMS.ToString(CultureInfo.InvariantCulture);
                        }
                        break;
                    case SensorConstants.SensorSettings.LimitDuration:
                        value = sensor.LimitDuration.ToString(CultureInfo.InvariantCulture);
                        if (sensor.IsSquib())
                        {
                            value = sensor.LimitSquibFireDuration.ToString(CultureInfo.InvariantCulture);
                        }
                        else if (sensor.IsDigitalOutput())
                        {
                            value = sensor.DigitalOutputLimitDuration.ToString(CultureInfo.InvariantCulture);
                        }
                        break;
                    case SensorConstants.SensorSettings.OutputMode: value = ((int)sensor.DigitalOutputMode).ToString(CultureInfo.InvariantCulture); break;
                    case SensorConstants.SensorSettings.SQMode: value = ((int)sensor.SquibFireMode).ToString(CultureInfo.InvariantCulture); break;
                    case SensorConstants.SensorSettings.DIMode: value = ((int)sensor.InputMode).ToString(CultureInfo.InvariantCulture); break;
                    case SensorConstants.SensorSettings.DefaultValue: value = sensor.ScaleMultiplier.DefaultValue.ToString(CultureInfo.InvariantCulture); break;
                    case SensorConstants.SensorSettings.ActiveValue: value = sensor.ScaleMultiplier.ActiveValue.ToString(CultureInfo.InvariantCulture); break;
                    default: continue; // If we don't know about a setting we shouldn't overwrite it with blank.
                }
                settings.Add(new DTS.Common.ISO.TestObject.SensorSetting(field, value, channelName, sensor.SerialNumber));
            }

            foreach (var setting in settings)
            {
                GetISOTestObject().SetSensorSetting(channelName, sensor.SerialNumber, setting);
            }
        }

        public TestObject()
        {
            //PopulateTemplates();
            _isoTestObject = new DTS.Common.ISO.TestObject();
            Template = new TestObjectTemplate();
            ParentObject = "";
            SysBuilt = false;
        }

        public DASHardware[] Hardware
        {
            get
            {
                var hardware = new List<DASHardware>(_hardware.Values.ToArray());
                hardware.Sort();
                return hardware.ToArray();
            }
        }

        public void Initialize(TestObject copy)
        {
            //PopulateTemplates();
            var db = ApplicationProperties.IsoDb;
            _isoTestObject = new DTS.Common.ISO.TestObject(copy.GetISOTestObject(), ref db);
            SerialNumber = copy.SerialNumber;
            if (null != copy.Template)
            {
                SetTemplateDontResetISOObject(new TestObjectTemplate(copy.Template, ref db));
            }
            copy.GetISOTestObject();
            GetISOTestObject();

            var hardware = copy.Hardware.Select(das => new DASHardware(das, null)).ToList();
            foreach (var h in hardware)
            {
                _hardware.Add(h.SerialNumber, h);
            }
            ParentObject = copy.ParentObject;
            SysBuilt = copy.SysBuilt;
            if (SysBuilt)
            {
                _isoTestObject.SerialNumberConverted = copy.SerialNumberConverted;
                SerialNumberConverted = copy.SerialNumberConverted;
            }
            PurgeChannels();
        }

        // 11287 Out of memory exception when importing large CSV Test Setup files
        // cleans up any channels in the template which aren't required
        private void PurgeChannels()
        {
            var channels = Template.TemplateAllChannels.ToList();
            for (var i = channels.Count - 1; i >= 0; i--)
            {
                if (!channels[i].Required)
                {
                    channels.RemoveAt(i);
                }
            }
            Template.TemplateAllChannels = channels.ToArray();
        }
        public TestObject(TestObject copy)
        {
            Initialize(copy);
        }

        public void SetAllSensors()
        {
            var to = GetISOTestObject();
            foreach (var ch in to.AllChannels)
            {
                if (string.IsNullOrWhiteSpace(ch.SensorSerialNumber) || !ch.Required) continue;
                var sd = GetSensor(ch.Name, ch.SensorSerialNumber, ch.GetId());
                if (null != sd)
                {
                    SetSensor(ch.Name, sd);
                }
            }
        }

        public SensorData[] GetSensors(SensorsCollection list)
        {
            var to = GetISOTestObject();

            return (from channel in to.AllChannels where !string.IsNullOrEmpty(channel.SensorSerialNumber) select GetSensor(channel.Name, channel.SensorSerialNumber, channel.GetId()) into s where null != s select s).ToArray();
        }

        public string TemplateDescription => null == _template ? "N/A" : _template.TemplateDescription;

        private string _serialNumber = string.Empty;

        public string SerialNumber
        {
            get => _serialNumber;
            set
            {
                SetProperty(ref _serialNumber, value, Tags.SerialNumber.ToString());
                GetISOTestObject().SerialNumber = value;
            }
        }

        public string SerialNumberOrOriginalSerialNumber
        {
            get
            {
                if (GetISOTestObject().Embedded)
                {
                    return GetISOTestObject().OriginalSerialNumber;
                }
                return string.IsNullOrWhiteSpace(SerialNumberConverted) ? SerialNumber : SerialNumberConverted;
            }
        }

        private string _serialNumberConverted = string.Empty;

        public string SerialNumberConverted
        {
            get => _serialNumberConverted;
            set => SetProperty(ref _serialNumberConverted, value, Tags.SerialNumberConverted.ToString());
        }

        public string DisplaySerialNumber
        {
            get
            {
                if (string.IsNullOrWhiteSpace(SerialNumberConverted) && !SysBuilt)
                {
                    return SerialNumberOrOriginalSerialNumber;
                }
                return SerialNumberConverted;
            }
            set
            {
                //We assume that this is an Added Group being renamed
                SerialNumber = TestSetupName + "_" + value;
                SerialNumberConverted = value;
                GetISOTestObject().OriginalSerialNumber = SerialNumber;
                Template.OriginalTemplateName = SerialNumber + "_Template";
                GetISOTestObject().OriginalTemplate = Template.OriginalTemplateName;
            }
        }

        public Visibility StaticGroupTextBlockVisibility => SysBuilt ? Visibility.Hidden : Visibility.Visible;

        public Visibility AddedGroupTextBoxVisibility => SysBuilt ? Visibility.Visible : Visibility.Hidden;

        public string TestSetupName { get; set; } = string.Empty;

        private string _testObjectType = "?";

        public string TestObjectType
        {
            get => _testObjectType;
            set => SetProperty(ref _testObjectType, value, Tags.TestObjectType.ToString());
        }

        private string _parentObject = "";

        public string ParentObject
        {
            get => _parentObject;
            set
            {
                MarkIsCompleteUnchecked();
                SetProperty(ref _parentObject, value, Tags.ParentObject.ToString());
                GetISOTestObject().ParentObject = value;
            }
        }

        private bool _sysBuilt;

        public bool SysBuilt
        {
            get => _sysBuilt;
            set => SetProperty(ref _sysBuilt, value, Tags.SysBuilt.ToString());
        }



        private Dictionary<string, DASHardware> _hardware = new Dictionary<string, DASHardware>();

        public bool ContainsHardware(DASHardware h)
        {
            return _hardware.ContainsKey(h.SerialNumber);
        }



        /// <summary>
        /// this call is intended to be available to test template to update the hardware for the group in memory
        /// it is not intended to have that hardware stored in the db currently
        /// </summary>
        /// <param name="hardware"></param>
        public void SetHardware(DASHardware[] hardware)
        {
            _hardware.Clear();
            var hids = new List<string>();
            foreach (var h in hardware)
            {
                _hardware[h.SerialNumber] = h;
                if (!hids.Contains(h.SerialNumber))
                {
                    hids.Add(h.SerialNumber);
                }
            }
            GetISOTestObject().HardwareIds = hids.ToArray();
        }

        public void AddHardware(DASHardware hardware)
        {
            //just making sure we have a copy and not the original hardware record
            hardware = new DASHardware(hardware.GetHardware());
            MarkIsCompleteUnchecked();
            var toAdd = hardware;
            if (hardware.IsDummy())
            {
                var key = hardware.SerialNumber;
                if (_hardware.ContainsKey(key))
                {
                    int current = 1;
                    while (_hardware.ContainsKey(key))
                    {
                        current++;
                        key = $"{hardware.SerialNumber}({current:00})";
                    }
                    toAdd = new DASHardware(hardware.GetHardware());
                    toAdd.SerialNumber = key;
                }
                else
                {
                    toAdd = new DASHardware(hardware.GetHardware());
                }
            }
            else
            {
                toAdd = new DASHardware(hardware.GetHardware());
            }
            if (_hardware.ContainsKey(toAdd.SerialNumber))
            {
                return;
            }
            _hardware.Add(toAdd.SerialNumber, toAdd);
            OnPropertyChanged(Tags.Hardware.ToString());
            _isoTestObject.HardwareIds = Hardware.Select(h => h.GetHardware().GetId()).ToArray();
        }

        public void Commit()
        {
            MarkIsCompleteUnchecked();
            SetAllSensors();
        }

        public DTS.Common.ISO.TestObject GetISOTestObject()
        {
            return _isoTestObject;
        }



        /// <summary>
        /// to be called in non iso mode, will modify the test object, creating channels foreach of the sensors
        /// when the user presses save, we in turn need to create custom channels and update the template for the object accordingly
        /// and assigns the hardwarechannel as necessary
        /// </summary>
        /// <param name="sensors"></param>
        /// <param name="insertAtRow">row to insert at (-1 for append to end)</param>
        public void CreateMoreChannels(SensorData[] sensors, int insertAtRow, HardwareChannel[] hardwareChannels, string[] displayNames = null)
        {
            var sensorToChannelName = new Dictionary<SensorData, string>();

            var currentInsertPoint = insertAtRow;
            var isoobj = GetISOTestObject();
            var existingChannels = new List<TestObjectChannel>();
            if (_template == null)
            {
                _template = new TestObjectTemplate();
            }
            var isoTemplate = _template.ToISOTestObjectTemplate();

            var existingNames = new Dictionary<string, bool>();
            foreach (var c in isoobj.AllChannels)
            {
                if (c.Channel.Id < 1)
                {
                    c.Channel.SetId(-1 * (existingChannels.Count + 1));
                }
                existingChannels.Add(c);
                existingNames[c.Name] = true;
            }

            for (var i = 0; i < sensors.Length; i++)
            {
                var s = sensors[i];
                var hw = hardwareChannels[i];

                if (s.ToString().Contains(TestObjectTemplateChannel.SEPARATOR))
                {
                    APILogger.Log("Skipped sensor [", s.ToString(), "] as it contains invalid characters for a non iso channel");
                    continue;
                }


                var mme = new MMEPossibleChannels(-1 * (1 + existingChannels.Count), "", "?", "?", "????", "??", "??", "??", "??", "?", s.FilterClassIso, "", "", 1, DateTime.Now, "NON ISO Channel", false, "", "", DateTime.Now, "Created", "", (int)MMEPossibleChannels.MMEChannelTypes.SQL);

                var totc = new TestObjectTemplateChannel(mme) { Required = true };

                // FB5960 New channels "Channel Name" in Non-ISO Group editor should only include Channel Name
                // now also checks for duplicates
                var channelName = s.ToDisplayString();
                if (null != displayNames && i < displayNames.Length)
                {
                    channelName = displayNames[i];
                }
                var idx = 2;
                while (existingNames.ContainsKey(channelName))
                {
                    channelName = $"{s.ToDisplayString()} {idx}";
                    idx++;
                }
                sensorToChannelName[s] = channelName;
                existingNames[channelName] = true;
                totc.SetDisplayText("", "", channelName);
                if (SensorConstants.IsTestSpecificDigitalOut(s.SerialNumber))
                {
                    totc.NameOfTheChannel = StringResources.SensorTableControl_DigitalOutputSetting;
                }
                var toc = new TestObjectChannel(totc, isoobj, /*ref db,*/ isoTemplate) { Required = true };

                if (null != hw)
                {
                    toc.HardwareId = hw.GetId();
                }

                toc.SensorSerialNumber = s.SerialNumber;
                if (-1 == currentInsertPoint)
                {
                    existingChannels.Add(toc);
                }
                else
                {
                    existingChannels.Insert(insertAtRow, toc);
                    insertAtRow++;
                }
            }

            for (var i = 0; i < existingChannels.Count; i++)
            {
                existingChannels[i].DisplayOrder = i;
                existingChannels[i].ChannelIdx = i;
            }
            isoobj.AllChannels = existingChannels.ToArray();
            using (var e = sensorToChannelName.GetEnumerator())
            {
                while (e.MoveNext())
                {
                    SetSensor(e.Current.Value, e.Current.Key);
                }
            }
        }

        public class CustomSort : IComparer<TestObjectChannel>
        {
            public int Compare(TestObjectChannel left, TestObjectChannel right)
            {
                if (left == right)
                {
                    return 0;
                }
                if (null == left)
                {
                    return 1;
                }
                if (null == right)
                {
                    return -1;
                }
                if (left.Required)
                {
                    if (right.Required)
                    {
                        return 0 == left.ChannelIdx.CompareTo(right.ChannelIdx) ? left.DisplayOrder.CompareTo(right.DisplayOrder) : left.ChannelIdx.CompareTo(right.ChannelIdx);
                    }
                    return -1;
                }
                if (right.Required)
                {
                    return 1;
                }
                {
                    return 0 == left.ChannelIdx.CompareTo(right.ChannelIdx) ? left.DisplayOrder.CompareTo(right.DisplayOrder) : left.ChannelIdx.CompareTo(right.ChannelIdx);
                }
            }
        }

        private string _lastModifiedBy = "N/A";

        public string LastModifiedBy
        {
            get => _lastModifiedBy;
            set => SetProperty(ref _lastModifiedBy, value, Tags.LastModifiedBy.ToString());
        }

        private DateTime _lastModified = (DateTime)System.Data.SqlTypes.SqlDateTime.MinValue;
        public DateTime LastModified
        {
            get => _lastModified;
            set => SetProperty(ref _lastModified, value, Tags.LastModified.ToString());
        }
        public string LastModifiedText => _lastModified.Year < 1900 ? "N/A" : $"{_lastModified.ToLongDateString()} {_lastModified.ToShortTimeString()}";

        public void SetLastModified(DateTime time)
        {
            _lastModified = time;
            OnPropertyChanged(Tags.LastModifiedText.ToString());
        }

        public string ChannelsDescription
        {
            get
            {
                if (null == _template)
                {
                    return "N/A";
                }
                var requiredChannels = 0;
                var reqs = (from c in _template.TemplateAllChannels where c.Required select c);
                requiredChannels = reqs.Count();

                return string.Format(StringResources.TestObject_ChannelsDescription, _template.TemplateAllChannels.Length, requiredChannels);
            }
        }

        private TestObjectTemplate _template = null;

        public TestObjectTemplate Template
        {
            get => _template;
            set
            {
                if (value == _template)
                {
                    return;
                }
                if (null == value)
                {
                    _template = null;
                    return;
                }
                if (GetISOTestObject().Template != value.TemplateName)
                {
                    var db = ApplicationProperties.IsoDb;
                    GetISOTestObject().SetTemplate(value.TemplateName, ref db);
                }
                SetProperty(ref _template, value, Tags.Template.ToString());
                OnPropertyChanged(Tags.TemplateIndex.ToString());
                OnPropertyChanged(Tags.ChannelsDescription.ToString());
                OnPropertyChanged(Tags.LastModifiedText.ToString());
                OnPropertyChanged(Tags.TemplateDescription.ToString());
                OnPropertyChanged(Tags.TemplateImage.ToString());
                OnPropertyChanged(Tags.Zones.ToString());
                OnPropertyChanged(Tags.SelectedGlobalRangeCACOption.ToString());
            }
        }

        public void SetTemplateDontResetISOObject(TestObjectTemplate value)
        {
            if (value == _template)
            {
                return;
            }
            if (null == value)
            {
                _template = null;
                return;
            }
            try
            {
                _isoTestObject?.SetTemplateOnly(value.TemplateName);
            }
            catch (Exception ex)
            {
                APILogger.Log(ex);
            }

            var db = ApplicationProperties.IsoDb;
            _template = null;
            SetProperty(ref _template, new TestObjectTemplate(value, ref db), Tags.Template.ToString());
            OnPropertyChanged(Tags.TemplateIndex.ToString());
            OnPropertyChanged(Tags.ChannelsDescription.ToString());
            OnPropertyChanged(Tags.LastModifiedText.ToString());
            OnPropertyChanged(Tags.TemplateDescription.ToString());
            OnPropertyChanged(Tags.TemplateImage.ToString());
            OnPropertyChanged(Tags.Zones.ToString());
            OnPropertyChanged(Tags.SelectedGlobalRangeCACOption.ToString());
        }

        public static DTS.Common.ISO.TestObject ReadXML(System.Xml.XmlElement node, Dictionary<string, DTS.Common.ISO.TestObjectTemplate> templatelookup,
            List<SensorCalibration> calibrations, List<SensorData> sensors)
        {
            var testobject = new DTS.Common.ISO.TestObject();

            foreach (var child in node.ChildNodes)
            {
                if (child is System.Xml.XmlElement)
                {
                    ProcessXMLElement(child as System.Xml.XmlElement, ref testobject, templatelookup, calibrations, sensors);
                }
            }

            return testobject;
        }

        private static void ProcessXMLElement(System.Xml.XmlElement node, ref DTS.Common.ISO.TestObject testObject, Dictionary<string, DTS.Common.ISO.TestObjectTemplate> templatelookup,
            List<SensorCalibration> calibrations, List<SensorData> sensors)
        {
            if (Enum.TryParse(node.Name, out DbOperations.TestSetups.TestObjectsFields field))
            {
                switch (field)
                {
                    case DbOperations.TestSetups.TestObjectsFields.LastModified: testObject.LastModified = DateTime.Parse(node.InnerText, CultureInfo.InvariantCulture); break;
                    case DbOperations.TestSetups.TestObjectsFields.LastModifiedBy: testObject.LastModifiedBy = node.InnerText; break;
                    case DbOperations.TestSetups.TestObjectsFields.LocalOnly: testObject.LocalOnly = Convert.ToBoolean(node.InnerText); break;
                    case DbOperations.TestSetups.TestObjectsFields.ParentObject: testObject.ParentObject = node.InnerText; break;
                    case DbOperations.TestSetups.TestObjectsFields.SerialNumber: testObject.SerialNumber = node.InnerText.Trim(); break;
                    case DbOperations.TestSetups.TestObjectsFields.SysBuilt: testObject.SysBuilt = Convert.ToBoolean(node.InnerText); break;
                    case DbOperations.TestSetups.TestObjectsFields.Embedded: testObject.Embedded = Convert.ToBoolean(node.InnerText); break;
                    case DbOperations.TestSetups.TestObjectsFields.OriginalSerialNumber: testObject.OriginalSerialNumber = node.InnerText; break;
                    case DbOperations.TestSetups.TestObjectsFields.OriginalTemplate: testObject.OriginalTemplate = node.InnerText; break;
                    case DbOperations.TestSetups.TestObjectsFields.Template:
                        {
                            if (templatelookup.ContainsKey(node.InnerText.Trim()))
                            {
                                testObject.SetTemplate(templatelookup[node.InnerText.Trim()] /*, ref isodb*/);
                            }
                            else
                            {
                                var db = ApplicationProperties.IsoDb;
                                var template = DTS.Common.ISO.TestObjectTemplate.GetTemplate(ref db, node.InnerText.Trim());
                                templatelookup[node.InnerText.Trim()] = template;
                                testObject.SetTemplate(template);
                            }
                        }
                        break;
                    default: throw new NotSupportedException("TestObject::ProcessXMLElement unsupported field: " + field.ToString());
                }
            }
            else if (node.Name == "HardwareList")
            {
                foreach (var child in node.ChildNodes)
                {
                    if (child is System.Xml.XmlElement)
                    {
                        ProcessHardwareXMLElement(child as System.Xml.XmlElement, ref testObject);
                    }
                }
            }
            else if (node.Name == "Sensors")
            {
                foreach (var child in node.ChildNodes)
                {
                    if (child is System.Xml.XmlElement)
                    {
                        ProcessSensorXMLElement(child as System.Xml.XmlElement, ref testObject);
                    }
                }
            }
            else if (node.Name == "ChannelSettings")
            {
                foreach (var child in node.ChildNodes)
                {
                    ProcessChannelXMLElement(child as System.Xml.XmlElement, ref testObject, calibrations, sensors);
                }
            }
        }

        private static void ProcessHardwareXMLElement(System.Xml.XmlElement node, ref DTS.Common.ISO.TestObject testobject)
        {
            var hid = node.GetAttribute("Id");
            node.GetAttribute("LocalOnly"); //note needed?
            var hids = new List<string>(testobject.HardwareIds) { hid };
            testobject.HardwareIds = hids.ToArray();
        }

        private static void ProcessSensorXMLElement(System.Xml.XmlElement node, ref DTS.Common.ISO.TestObject testobject)
        {
            //<Sensor ChId="D1 HIII 50_0_1" SId="A088118" HId="" LocalOnly="False" />
            var chId = node.GetAttribute("ChId").Trim();
            var sId = node.GetAttribute("SId");
            var hId = node.GetAttribute("HId");

            node.GetAttribute("LocalOnly");
            var ch = from c in testobject.AllChannels where c.GetId() == chId select c;
            if (!ch.Any()) return;
            ch.First().SensorSerialNumber = sId;
            ch.First().HardwareId = hId;
        }

        private static void ProcessChannelXMLElement(System.Xml.XmlElement node, ref DTS.Common.ISO.TestObject testobject,
            List<SensorCalibration> calibrations, List<SensorData> sensors)
        {
            var chId = node.GetAttribute("ChId").Trim();
            var sId = node.GetAttribute("SId");
            var setting = node.GetAttribute("Setting");

            //18861 When migrating from pre-2.0 add these settings
            var settingsDict = new Dictionary<string, string>();
            var zeroMethodString = SensorConstants.DefaultZeroMethodType.ToString();
            var zeroMethodStartString = SensorConstants.DefaultZeroMethodStart.ToString();
            var zeroMethodEndString = SensorConstants.DefaultZeroMethodEnd.ToString();
            var userValue1String = string.Empty;
            var userValue2String = string.Empty;
            var userValue3String = string.Empty;
            var initialOffset = new InitialOffset();
            var initialOffsetString = $"{initialOffset.Form},{initialOffset.EU},{initialOffset.MV}";
            SensorCalibration sensorCalibration = calibrations.LastOrDefault(calibration => calibration.SerialNumber == sId);
            SensorData sensor = sensors.Find(s => s.SerialNumber == sId);

            if (sensorCalibration != null)
            {
                zeroMethodString = sensorCalibration.ZeroMethods.Methods.ToList().LastOrDefault().Method.ToString();
                zeroMethodStartString = sensorCalibration.ZeroMethods.Methods.ToList().LastOrDefault().Start.ToString();
                zeroMethodEndString = sensorCalibration.ZeroMethods.Methods.ToList().LastOrDefault().End.ToString();

                userValue1String = sensor.UserValue1;
                userValue2String = sensor.UserValue2;
                userValue3String = sensor.UserValue3;

                initialOffset = sensorCalibration.InitialOffsets.Offsets.ToList().LastOrDefault();
                initialOffsetString = $"{initialOffset.Form},{initialOffset.EU},{initialOffset.MV}";
            }
            settingsDict[SensorConstants.SensorSettings.ZeroMethod.ToString()] = zeroMethodString;
            settingsDict[SensorConstants.SensorSettings.ZeroMethodStart.ToString()] = zeroMethodStartString;
            settingsDict[SensorConstants.SensorSettings.ZeroMethodEnd.ToString()] = zeroMethodEndString;
            settingsDict[SensorConstants.SensorSettings.UserValue1.ToString()] = userValue1String;
            settingsDict[SensorConstants.SensorSettings.UserValue2.ToString()] = userValue2String;
            settingsDict[SensorConstants.SensorSettings.UserValue3.ToString()] = userValue3String;
            settingsDict[SensorConstants.SensorSettings.InitialOffset.ToString()] = initialOffsetString;

            var allsettings = DTS.Common.ISO.TestObject.GetSettingsFromString(setting, sId, chId);
            foreach (var s in allsettings)
            {
                testobject.SetSensorSetting(chId, sId, s);
            }
        }

        public void WriteXML(ref System.Xml.XmlWriter writer)
        {
            writer.WriteStartElement("TestObject");

            var isoTestObject = GetISOTestObject();

            var fields = Enum.GetValues(typeof(DbOperations.TestSetups.TestObjectsFields)).Cast<DbOperations.TestSetups.TestObjectsFields>().ToArray();

            foreach (var f in fields)
            {
                writer.WriteStartElement(f.ToString());
                switch (f)
                {
                    case DbOperations.TestSetups.TestObjectsFields.LastModified: writer.WriteString(isoTestObject.LastModified.ToString(CultureInfo.InvariantCulture)); break;
                    case DbOperations.TestSetups.TestObjectsFields.LastModifiedBy: writer.WriteString(isoTestObject.LastModifiedBy); break;
                    case DbOperations.TestSetups.TestObjectsFields.LocalOnly: writer.WriteString(isoTestObject.LocalOnly.ToString()); break;
                    case DbOperations.TestSetups.TestObjectsFields.OriginalSerialNumber: writer.WriteString(isoTestObject.OriginalSerialNumber); break;
                    case DbOperations.TestSetups.TestObjectsFields.OriginalTemplate: writer.WriteString(isoTestObject.OriginalTemplate); break;
                    case DbOperations.TestSetups.TestObjectsFields.Embedded: writer.WriteString(isoTestObject.Embedded.ToString(CultureInfo.InvariantCulture)); break;
                    case DbOperations.TestSetups.TestObjectsFields.ParentObject: writer.WriteString(ParentObject ?? ""); break;
                    case DbOperations.TestSetups.TestObjectsFields.SerialNumber: writer.WriteString(SerialNumber.Trim()); break;
                    case DbOperations.TestSetups.TestObjectsFields.SysBuilt: writer.WriteString(SysBuilt.ToString()); break;
                    case DbOperations.TestSetups.TestObjectsFields.Template: writer.WriteString((null != Template) ? Template.TemplateName.Trim() : ""); break;
                    default: throw new NotSupportedException("TestObject::WriteXML unsupported field: " + f.ToString());
                }
                writer.WriteEndElement(); //f.ToString()
            }

            writer.WriteStartElement("HardwareList");
            foreach (var h in Hardware)
            {
                var isoh = h.GetHardware();
                writer.WriteStartElement("Hardware");

                writer.WriteAttributeString("Id", isoh.GetId());
                writer.WriteAttributeString("LocalOnly", h.LocalOnly.ToString());
                writer.WriteEndElement();
            }
            writer.WriteEndElement(); //hardwarelist

            writer.WriteStartElement("Sensors");
            foreach (var ch in isoTestObject.AllChannels)
            {
                if (!ch.Required || string.IsNullOrEmpty(ch.SensorSerialNumber)) continue;
                writer.WriteStartElement("Sensor");
                writer.WriteAttributeString("ChId", ch.GetId().Trim());
                writer.WriteAttributeString("SId", ch.SensorSerialNumber);
                writer.WriteAttributeString("HId", ch.HardwareId);
                writer.WriteAttributeString("LocalOnly", ch.LocalOnly.ToString());
                writer.WriteEndElement();
            }
            writer.WriteEndElement();

            writer.WriteStartElement("ChannelSettings");
            foreach (var ch in isoTestObject.AllChannels)
            {
                if (!ch.Required || string.IsNullOrWhiteSpace(ch.SensorSerialNumber)) continue;
                var settings = isoTestObject.GetSensorSettings(ch.Name, ch.SensorSerialNumber);
                if (null == settings || settings.Length <= 0) continue;
                writer.WriteStartElement("ChannelSetting");
                writer.WriteAttributeString("ChId", ch.GetId());
                writer.WriteAttributeString("SId", ch.SensorSerialNumber);
                writer.WriteAttributeString("Setting", isoTestObject.GetSerializedSetting(settings));
                writer.WriteEndElement();
            }

            writer.WriteEndElement();

            writer.WriteEndElement(); //testobject
        }

        public string TemplateType => null == Template ? "" : Template.TestObjectType;

        public bool LocalOnly { get; } = false;

        private DTS.Common.ISO.TestObject _isoTestObject = null;

        public TestObject(DTS.Common.ISO.TestObject to, bool sysBuilt, TestObjectTemplate template, Dictionary<string, DASHardware> includedHardware)
        {
            var db = ApplicationProperties.IsoDb;
            _isoTestObject = new DTS.Common.ISO.TestObject(to, ref db);
            SerialNumber = to.SerialNumber;
            Template = template;
            _isoTestObject = to;
            if (sysBuilt)
            {
                SerialNumberConverted = to.TextL1;
                TestObjectType = to.TestObjectType;
                SysBuilt = true;
            }

            LocalOnly = to.LocalOnly;
            _lastModifiedBy = to.LastModifiedBy;
            _lastModified = to.LastModified;
            foreach (var id in to.HardwareIds)
            {
                if (includedHardware.ContainsKey(id))
                {
                    if (!ContainsHardware(includedHardware[id]))
                    {
                        AddHardware(includedHardware[id]);
                    }
                }
                else
                {
                    var da = DASHardwareList.GetList().GetHardware(id);
                    if (null != da && !ContainsHardware(da))
                    {
                        AddHardware(da);
                    }
                }
            }
        }



        private Visibility _channelVisibility = Visibility.Visible;

        public Visibility ChannelVisibility
        {
            get => _channelVisibility;
            set => SetProperty(ref _channelVisibility, value, Tags.ChannelVisibility.ToString());
        }

        public override string ToString()
        {
            var sb = new StringBuilder();
            if (string.IsNullOrWhiteSpace(TemplateDescription))
            {
                sb.Append(SerialNumberOrOriginalSerialNumber);
            }
            else
            {
                sb.AppendFormat("{0} - {1}", SerialNumberOrOriginalSerialNumber, TemplateDescription);
            }
            return sb.ToString();
        }
    }
}