using DASFactoryDb.ARM;
using DTS.Common.Interface.DASFactory;
using DTS.Common.Interface.DASFactory.ARM;
using DTS.Common.Utilities.Logging;
using System;

namespace DTS.DASLib.Service
{
    /// <summary>
    /// While a DAS unit is armed and object of this type in the corresponding <see cref="IDASCommunication" />
    /// can be udated to reflect the unit's status at that moment with a call to 
    /// <see cref="ArmingService.GetArmStatus">ArmingService.GetArmStatus(...)</see>.
    /// </summary>
    public class ArmStatus : IArmStatusData
    {
        /// <summary>
        /// returns true if unit received InvalidMode to query commands during initial setup
        /// 15932 Error when performing test when S6A is streaming
        /// this is used in some places currently to detect when a unit is streaming
        /// </summary>
        public bool ReceivedInvalidModeDuringSetup { get; set; } = false;
        /// <summary>
        /// clears any flags set or needed for triggercheck
        /// </summary>
        public void ClearTriggerCheckStatus()
        {
            IsTriggered = false;
            IsArmed = false;
            IsRecording = false;
            IsTriggerShorted = false;
            IsStartShorted = false;
        }

        /// <summary>
        /// Is the DAS currently armed?
        /// </summary>
        public bool IsArmed { get; set; }
        /// <summary>
        /// Has the DAS sensed a trigger?
        /// </summary>
        public bool IsTriggered { get; set; }

        /// <summary>
        /// a little bit distinct from IsTriggered
        /// in that IsTriggerShorted is only set during TriggerCheck
        /// while IsTriggered is set in many places
        /// </summary>
        public bool IsTriggerShorted { get; set; }
        /// <summary>
        /// indicates that trigger was shorted
        /// is only set during triggercheck
        /// </summary>
        public bool IsStartShorted { get; set; }
        /// <summary>
        /// Is the DAS currently recording sample data?
        /// </summary>
        public bool IsRecording { get; set; }

        /// <summary>
        /// Has the DAS faulted?
        /// </summary>
        public bool IsFaulted { get; set; }

        /// <summary>
        /// Is the DAS in real time mode?
        /// </summary>
        public bool IsInRealtime { get; set; }

        /// <summary>
        /// is the DAS in flash write (G5)
        /// </summary>
        public bool IsInFlashWrite { get; set; }

        /// <summary>
        /// used for the times when TDAS ARM STAT READ just doesn't return anything
        /// </summary>
        public bool IsUndefined { get; set; }

        /// <summary>
        /// Is the DAS in post test diagnostics
        /// </summary>
        public bool IsInPostTestDiagnostics { get; set; }
        /// <summary>
        /// How many seconds are left of recording?
        /// </summary>
        public double TimeRemainingSeconds { get; set; }

        /// <summary>
        /// what percentage is complete [flashwrite]
        /// </summary>
        public double PercentComplete { get; set; }

        /// <summary>
        /// How many samples total will the DAS be recording this test?
        /// </summary>
        public ulong TotalSamples { get; set; }

        /// <summary>
        /// What sample are we currently recording?
        /// </summary>
        public ulong CurrentSample { get; set; }

        /// <summary>
        /// At what sample rate are we currently recording?
        /// </summary>
        public uint SampleRate { get; set; }

        /// <summary>
        /// What's the current input voltage?
        /// </summary>
        //public double? InputMilliVolts { get; set; }
        private double? _inputMilliVolts = null;
        public double? InputMilliVolts
        {
            get => _inputMilliVolts;
            set
            {
                if (null == value) { _inputMilliVolts = null; }
                else
                {
                    var d = (double)value;
                    if (d > 100000) { d /= 1000; }
                    _inputMilliVolts = d;
                }
            }
        }

        /// <summary>
        /// What's the current battery voltage (null if no battery)?
        /// </summary>
        private double? _batteryMilliVolts = null;
        public double? BatteryMilliVolts
        {
            get => _batteryMilliVolts;
            set
            {
                if (null == value) { _batteryMilliVolts = null; }
                else
                {
                    var d = (double)value;
                    if (d > 100000) { d /= 1000; }
                    _batteryMilliVolts = d;
                }
            }
        }

        /// <summary>
        /// Which event number is currently being recorded?
        /// </summary>
        public int? EventNumber { get; set; }
        //FB 26817 
        /// <summary>
        /// Max number of events supported by device
        /// </summary>
        public ushort? MaxEventsPossible { get; set; }
        public int RecordingMode { get; set; }
        /// <summary>
        /// optional fault message if there is a fault
        /// (software will flag some faults and when we do we know what caused it)
        /// </summary>
        public string FaultMessage { get; set; }

        public bool IsRearming { get; set; }

        public bool HasBeenRecording { get; set; }

        private double? _timeLeftInArm = null;
        public double? TimeLeftInArm
        {
            get => _timeLeftInArm;
            set
            {
                if (null == value) { _timeLeftInArm = null; }
                else
                {
                    _timeLeftInArm = (double)value;
                }
            }
        }
        /// <summary>
        /// sets the given status to a given unit, optionally writing to the db
        /// </summary>
        /// <param name="unit"></param>
        /// <param name="status"></param>
        /// <param name="bSetInDb"></param>
        public static void SetArmStatus(IDASCommunication unit, IArmStatusData status, bool bSetInDb)
        {
            unit.DASArmStatus = status;
            if (!DASFactoryDb.DbWrapper.Connected || !bSetInDb) { return; }

            try
            {
                ARM.SetArmStatus(unit.RecordId,
                    status.IsArmed,
                    status.IsTriggered,
                    status.IsTriggerShorted,
                    status.IsStartShorted,
                    status.IsRecording,
                    status.IsFaulted,
                    status.IsInRealtime,
                    status.IsInFlashWrite,
                    status.IsUndefined,
                    status.IsInPostTestDiagnostics,
                    status.TimeRemainingSeconds,
                    status.PercentComplete,
                    status.TotalSamples,
                    status.CurrentSample,
                    status.SampleRate,
                    status.InputMilliVolts,
                    status.BatteryMilliVolts,
                    status.EventNumber,
                    status.RecordingMode,
                    status.FaultMessage,
                    status.IsRearming,
                    status.HasBeenRecording,
                    status.TimeLeftInArm);
            }
            catch (Exception ex)
            {
                APILogger.Log(ex);
            }
        }
    }
}