using DTS.Common.Attributes;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;

namespace DTS.Common.Enums.Sensors
{
    /// <summary>
    /// holds information for all CSV import/export fields and their versions
    /// </summary>
    public abstract class CSVImportTags
    {
        public const int MIN_VALID_VERSION = 0;
        public const int MAX_VALID_VERSION = 6;
        private static readonly object MY_LOCK = new object();
        private static HashSet<int> _SensorTagsVersions = new HashSet<int>()
        {
            0, 2, 3, 4
        };
        public static bool IsSensorTag(int version)
        {
            return _SensorTagsVersions.Contains(version);
        }
        private static string TagToDisplayString(Tags tag)
        {
            var enumType = tag.GetType();
            var name = Enum.GetName(enumType, tag);
            if (string.IsNullOrEmpty(name)) { return string.Empty; }
            var fieldInfo = enumType.GetField(name);
            if (null == fieldInfo || !fieldInfo.CustomAttributes.Any()) { return string.Empty; }
            var attributes = fieldInfo.GetCustomAttributes(false).OfType<DisplayAttribute>();
            if (null == attributes || !attributes.Any()) { return string.Empty; }
            return attributes.FirstOrDefault().Name;
        }
        private static int TagToVersion(Tags tag)
        {
            var enumType = tag.GetType();
            var name = Enum.GetName(enumType, tag);
            if (string.IsNullOrEmpty(name)) { return int.MaxValue; }
            var fieldInfo = enumType.GetField(name);
            if (null == fieldInfo || !fieldInfo.CustomAttributes.Any()) { return int.MaxValue; }
            var attributes = fieldInfo.GetCustomAttributes(false).OfType<VersionAttribute>();
            if (null == attributes || !attributes.Any()) { return int.MaxValue; }
            return attributes.FirstOrDefault().Version;
        }
        /// <summary>
        /// gets all tags for a given version of import
        /// </summary>
        /// <param name="version"></param>
        /// <returns></returns>
        public static Tags[] GetVersionTags(int version)
        {
            lock (MY_LOCK)
            {
                if (null == _versionToTags) { PopulateLookups(); }
                return _versionToTags.ContainsKey(version) ? _versionToTags[version].ToArray() : new Tags[0];
            }
        }
        private static Dictionary<string, Tags> _stringToTag = null;
        private static Dictionary<Tags, string> _tagToString = null;
        private static Dictionary<int, List<Tags>> _versionToTags = null;
        private static Dictionary<Tags, int> _tagToVersion = null;
        /// <summary>
        /// gets a display string given a tag
        /// </summary>
        /// <param name="tag"></param>
        /// <returns></returns>
        public static string GetStringForTag(Tags tag)
        {
            lock (MY_LOCK)
            {
                if (null == _tagToString) { PopulateLookups(); }
                return _tagToString.ContainsKey(tag) ? _tagToString[tag] : string.Empty;
            }
        }
        /// <summary>
        /// returns a tag given a display string
        /// </summary>
        /// <param name="s"></param>
        /// <returns></returns>
        public static Tags GetTagForString(string s)
        {
            lock (MY_LOCK)
            {
                if (null == _stringToTag) { PopulateLookups(); }
                return _stringToTag.ContainsKey(s) ? _stringToTag[s] : Tags.Unknown;
            }
        }
        /// <summary>
        /// returns a version the tag was used in given a tag
        /// </summary>
        /// <param name="t"></param>
        /// <returns></returns>
        public static int GetVersionForTag(Tags t)
        {
            lock (MY_LOCK)
            {
                if (null == _tagToVersion) { PopulateLookups(); }
                return _tagToVersion.ContainsKey(t) ? _tagToVersion[t] : int.MaxValue;
            }
        }

        private static void PopulateLookups()
        {
            var lookup1 = new Dictionary<string, Tags>();
            var lookup2 = new Dictionary<Tags, string>();
            var lookup3 = new Dictionary<int, List<Tags>>();
            var lookup4 = new Dictionary<Tags, int>();

            var allTags = Enum.GetValues(typeof(Tags)).Cast<Tags>().ToArray();
            foreach (var tag in allTags)
            {
                var s = TagToDisplayString(tag);
                var version = TagToVersion(tag);
                lookup1[s] = tag;
                lookup2[tag] = s;
                if (!lookup3.ContainsKey(version))
                {
                    lookup3.Add(version, new List<Tags>());
                }
                lookup3[version].Add(tag);
                lookup4[tag] = version;
            }
            lock (MY_LOCK)
            {
                _stringToTag = lookup1;
                _tagToString = lookup2;
                _versionToTags = lookup3;
                _tagToVersion = lookup4;
            }
        }
        public enum Tags
        {
            [Display(Name = "Database Reference Number")]
            [Version(0)]
            DatabaseReferenceNumber,
            [Display(Name = "Sensor SN")]
            [Version(0)]
            SensorSN,
            [Display(Name = "Channel Name")]
            [Version(0)]
            ChannelName,
            [Display(Name = "Location")]
            [Version(0)]
            Location,
            [Display(Name = "Laboratory Code")]
            [Version(0)]
            LaboratoryCode,
            [Display(Name = "Customer Code")]
            [Version(0)]
            CustomerCode,
            [Display(Name = "Partial ISO Code")]
            [Version(0)]
            PartialISOCode,
            [Display(Name = "Comment Field")]
            [Version(0)]
            CommentField,
            [Display(Name = "Sensor Type")]
            [Version(0)]
            SensorType,
            [Display(Name = "Manufacturer")]
            [Version(0)]
            Manufacturer,
            [Display(Name = "Model")]
            [Version(0)]
            Model,
            [Display(Name = "Axis (X, Y, Z)")]
            [Version(0)]
            Axis,
            [Display(Name = "Dimension")]
            [Version(0)]
            Dimension,
            [Display(Name = "EU")]
            [Version(0)]
            EU,
            [Display(Name = "Full Scale (EU)")]
            [Version(0)]
            FullScale,
            [Display(Name = "Exc (VDC)")]
            [Version(0)]
            Exc,
            [Display(Name = "Output @ EXC & FS (mV)")]
            [Version(0)]
            OutputAtEXCFSmV,
            [Display(Name = "Sensitivity (mV/V/EU)")]
            [Version(0)]
            Sensitivity,
            [Display(Name = "Output Proportional to EXC? (Yes, No)")]
            [Version(0)]
            Proportional,
            [Display(Name = "Desired Range (EU)")]
            [Version(0)]
            DesiredRange,
            [Display(Name = "BRIDGE (Full, Half)")]
            [Version(0)]
            BRIDGE,
            [Display(Name = "Use Shunt Cal? (Yes, No)")]
            [Version(0)]
            UseShuntCal,
            [Display(Name = "Bridge Res. (Ohm)")]
            [Version(0)]
            BridgeResistance,
            [Display(Name = "Shunt Resistor Value (Ohms)")]
            [Version(0)]
            ShuntResistorValue,
            [Display(Name = "Equivalent EU for Shunt Resistor")]
            [Version(0)]
            EquivalentEUShuntResistor,
            [Display(Name = "Bypass AA Filter? (Yes, No)")]
            [Version(0)]
            BypassAAFilter,
            [Display(Name = "Invert Signal? (Yes, No)")]
            [Version(0)]
            InvertSignal,
            [Display(Name = "Remove Sensor Offset? (Yes, No)")]
            [Version(0)]
            RemoveOffset,
            [Display(Name = "Sensor Offset Low (mV)")]
            [Version(0)]
            OffsetToleranceLow,
            [Display(Name = "Sensor Offset High (mV)")]
            [Version(0)]
            OffsetToleranceHigh,
            [Display(Name = "SAE Filter Class")]
            [Version(0)]
            FilterClass,
            [Display(Name = "Software Zero Reference (Pre, Avg, 0mV)")]
            [Version(0)]
            SoftwareZeroReference,
            [Display(Name = "Software Zero Equivalent EU")]
            [Version(0)]
            SoftwareZeroEquivalentEU,
            [Display(Name = "16 Byte Dallas Sensor ID")]
            [Version(0)]
            SensorID,
            [Display(Name = "Received")]
            [Version(0)]
            Received,
            [Display(Name = "Last Cal")]
            [Version(0)]
            LastCal,
            [Display(Name = "Due Cal")]
            [Version(0)]
            DueCal,
            [Display(Name = "Due")]
            [Version(0)]
            Due,
            [Display(Name = "Tech")]
            [Version(0)]
            Tech,
            [Display(Name = "Group 1")]
            [Version(0)]
            Group1,
            [Display(Name = "Group 2")]
            [Version(0)]
            Group2,
            [Display(Name = "Group 3")]
            [Version(0)]
            Group3,
            [Display(Name = "Group 4")]
            [Version(0)]
            Group4,
            [Display(Name = "Group 5")]
            [Version(0)]
            Group5,
            [Display(Name = "Category")]
            [Version(0)]
            Category,
            [Display(Name = "IRTRACC Exponent")]
            [Version(0)]
            IRTRACCExponent,
            [Display(Name = "unknown")]
            [Version(0)]
            Unknown,
            [Display(Name = "Version")]
            [Version(1)]
            Version,
            [Display(Name = "Test Setup Name")]
            [Version(1)]
            TestSetupName,
            [Display(Name = "Test Setup Description")]
            [Version(1)]
            TestSetupDescription,
            [Display(Name = "Recording Mode")]
            [Version(1)]
            RecordingMode,
            [Display(Name = "SampleRate")]
            [Version(1)]
            SampleRate,
            [Display(Name = "PreTriggerSec")]
            [Version(1)]
            PreTriggerSec,
            [Display(Name = "PostTriggerSec")]
            [Version(1)]
            PostTriggerSec,
            [Display(Name = "Tags")]
            [Version(1)]
            Tags,
            [Display(Name = "Two Volt Exc.")]
            [Version(2)]
            TwoVoltExcSensitivity,
            [Display(Name = "Five Volt Exc.")]
            [Version(2)]
            FiveVoltExcSensitivity,
            [Display(Name = "Ten Volt Exc.")]
            [Version(2)]
            TenVoltExcSensitivity,
            [Display(Name = "Range Low")]
            [Version(2)]
            RangeLow,
            [Display(Name = "Range Medium")]
            [Version(2)]
            RangeMedium,
            [Display(Name = "Range High")]
            [Version(2)]
            RangeHigh,
            [Display(Name = "Supported Excitation")]
            [Version(2)]
            SupportedExcitation,
            [Display(Name = "Bridge Type")]
            [Version(2)]
            BridgeType,
            [Display(Name = "Unipolar")]
            [Version(2)]
            Unipolar,
            [Display(Name = "Axis Number")]
            [Version(2)]
            AxisNumber,
            [Display(Name = "Number of Axes")]
            [Version(2)]
            NumberOfAxes,
            [Display(Name = "Cal Interval")]
            [Version(2)]
            CalInterval,
            [Display(Name = "Polarity")]
            [Version(2)]
            Polarity,
            [Display(Name = "Physical Dimension")]
            [Version(2)]
            PhysicalDimension,
            [Display(Name = "Direction")]
            [Version(2)]
            Direction,
            [Display(Name = "InitialOffset")]
            [Version(2)]
            InitialOffset,
            [Display(Name = "NonLinear")]
            [Version(2)]
            NonLinear,
            [Display(Name = "Software Zero Method")]
            [Version(2)]
            ZeroMethod,
            [Display(Name = "Zero Averaging Window Start")]
            [Version(2)]
            ZeroMethodStart,
            [Display(Name = "Zero Averaging Window End")]
            [Version(2)]
            ZeroMethodEnd,
            [Display(Name = "Bridge Leg Mode")]
            [Version(2)]
            BridgeLegMode,
            [Display(Name = "Created")]
            [Version(2)]
            Created,
            [Display(Name = "Times Used")]
            [Version(2)]
            TimesUsed,
            [Display(Name = "IEPE Coupling Mode")]
            [Version(2)]
            CouplingMode,
            [Display(Name = "DelayMS")]
            [Version(2)]
            DelayMS,
            [Display(Name = "DigitalOutputDelayMS")]
            [Version(2)]
            DigitalOutputDelayMS,
            [Display(Name = "DurationMS")]
            [Version(2)]
            DurationMS,
            [Display(Name = "DigitalOutputDurationMS")]
            [Version(2)]
            DigitalOutputDurationMS,
            [Display(Name = "Digital Output Mode")]
            [Version(2)]
            DigitalOutputMode,
            [Display(Name = "LimitDuration")]
            [Version(2)]
            LimitDuration,
            [Display(Name = "Squib Fire Mode")]
            [Version(2)]
            SquibFireMode,
            [Display(Name = "Squib Measurement Type")]
            [Version(2)]
            SquibMeasurementType,
            [Display(Name = "Squib Output Current")]
            [Version(2)]
            SquibOutputCurrent,
            [Display(Name = "Digital Scale Multiplier")]
            [Version(2)]
            DigitalScaleMultiplier,
            [Display(Name = "Digital Input Mode")]
            [Version(2)]
            DigitalInputMode,
            [Display(Name = "NonLinear Cal")]
            [Version(2)]
            NonLinearCalibration,
            [Display(Name = "DisplayUnits")]
            [Version(2)]
            DisplayUnits,
            [Display(Name = "At Capacity")]
            [Version(2)]
            AtCapacity,
            [Display(Name = "Capacity Ouptut Is Based On")]
            [Version(2)]
            CapacityOutputIsBasedOn,
            [Display(Name = "Sensitivity Units")]
            [Version(2)]
            SensitivityUnits,
            [Display(Name = "CheckOffset")]
            [Version(2)]
            CheckOffset,
            [Display(Name = "Broken")]
            [Version(2)]
            Broken,
            [Display(Name = "Do Not Use")]
            [Version(2)]
            DoNotUse,
            [Display(Name = "ISOChannelName")]
            [Version(2)]
            ISOChannelName,
            [Display(Name = "UserCode")]
            [Version(2)]
            UserCode,
            [Display(Name = "UserChannelName")]
            [Version(2)]
            UserChannelName,
            [Display(Name = "Addl Linear Sensitivity")]
            [Version(2)]
            AdditionalLinearSensitivity,
            [Display(Name = "Addl Linear Zero Method")]
            [Version(2)]
            AdditionalLinearZeroMethod,
            [Display(Name = "Addl Linear Zero Method Start")]
            [Version(2)]
            AdditionalLinearZeroMethodStart,
            [Display(Name = "Addl Linear Zero Method End")]
            [Version(2)]
            AdditionalLinearZeroMethodEnd,
            [Display(Name = "Addl Initial Offsets")]
            [Version(2)]
            AdditionalInitialOffsets,
            [Display(Name = "Group Name")]
            [Version(3)]
            GroupName,
            [Display(Name = "Group Type")]
            [Version(3)]
            GroupType,
            [Display(Name = "DAS serial number")]
            [Version(4)]
            DASSerialNumber,
            [Display(Name = "DAS channel index")]
            [Version(4)]
            DASChannelIndex,
            [Display(Name = "Stream profile")]
            [Version(4)]
            StreamProfile,
            [Display(Name = "UDP address")]
            [Version(4)]
            UDPAddress,
            [Display(Name = "Time channel Id")]
            [Version(4)]
            TimeChannelId,
            [Display(Name = "Data channel Id")]
            [Version(4)]
            DataChannelId,
            [Display(Name = "Stream output configuration")]
            [Version(4)]
            TmNSConfig,
            [Display(Name = "IRIG time packet interval ms")]
            [Version(4)]
            IRIGTimeDataPacketIntervalMS,
            [Display(Name = "TMATS packet interval ms")]
            [Version(4)]
            TMATSIntervalMS,
            [Display(Name = "Baud rate")]
            [Version(4)]
            BaudRate,
            [Display(Name = "Data bits")]
            [Version(4)]
            DataBits,
            [Display(Name = "Stop bits")]
            [Version(4)]
            StopBits,
            [Display(Name = "Parity")]
            [Version(4)]
            Parity,
            [Display(Name = "Data format")]
            [Version(4)]
            DataFormat,
            [Display(Name = "Test user code")]
            [Version(4)]
            TestUserCode,
            [Display(Name = "Test user channel name")]
            [Version(4)]
            TestUserChannelName,
            [Display(Name = "Test isocode")]
            [Version(4)]
            TestIsoCode,
            [Display(Name = "Test iso channel name")]
            [Version(4)]
            TestIsoChannelName,
            [Display(Name = "Clock master input type")]
            [Version(5)]
            ClockMasterInputType,
            [Display(Name = "Clock master output type")]
            [Version(5)]
            ClockMasterOutputType,
            [Display(Name = "Manage master clocks outside of DP")]
            [Version(5)]
            ManageClocksOutsideDPMaster,
            [Display(Name = "Manage slave clocks outside of DP")]
            [Version(5)]
            ManageClocksOutsideDPSlave,
            [Display(Name = "Clock slave input type")]
            [Version(5)]
            ClockSlaveInputType,
            [Display(Name = "Clock slave output type")]
            [Version(5)]
            ClockSlaveOutputType,
            [Display(Name = "DAS serial")]
            [Version(6)]
            DASSerial,
            [Display(Name = "DAS sample rate")]
            [Version(6)]
            DASSampleRate,
            [Display(Name = "PTP domain id")]
            [Version(6)]
            PTPDomainId,
            [Display(Name = "Clock master")]
            [Version(6)]
            ClockMaster
        }
    }
}