using DTS.Common.Base;

namespace DTS.Common.Classes.Groups
{
    // ReSharper disable once InconsistentNaming
    /// <summary>
    /// this class encapsulates a single channel or row in a TDC GRP file
    /// </summary>
    public class GroupGRPImportChannel: BasePropertyChanged
    {
        public const uint SerialNumberField = 0;
        public const uint DisplayNameField = 1;
        public const uint ISOCodeField = 2;
        public const uint InvertField = 3;
        public const uint CapacityField = 4;
        public const uint InputModeField = 5;
        public const uint DefaultValueField = 6;
        public const uint ActiveValueField = 7;
        public const uint FireModeField = 8;
        public const uint DelayField = 9;
        public const uint LimitDurationField = 10;
        public const uint DurationField = 11;
        public const uint CurrentField = 12;

        public string SensorSerialNumber { get; set; }
        public string DisplayName { get; set; }
        public string ISOCode { get; set; }
        public bool Invert { get; set; }
        public double FullScale { get; set; }

        public enum InputModes
        {
            na,   //Not applicable. Used to denote a non-Digital Input channel
            TLH,  //TransitionLowToHigh (DigitalInput)
            THL,  //TransitionHighToLow (DigitalInput)
            CCNO, //ContactClosureNormallyOpen(DigitalInput)
            CCNC  //ContactClosureNormallyClosed(DigitalInput)
        }
        public const InputModes DefaultInputMode = InputModes.CCNO;
        public InputModes? InputMode { get; set; } = null;

        public const double DefaultDefaultValue = 0.0;
        public double? DefaultValue { get; set; } = null;

        public const double DefaultActiveValue = 1.0;
        public double? ActiveValue { get; set; } = null;

        public enum FireModes
        {
            na,   //Not applicable. Used to denote a non-Squib channel
            CD,   //CapacitorDischarge (Squib)
            CC    //ConstantCurrent (Squib)
        }
        public const FireModes DefaultFireMode = FireModes.CD;
        public FireModes? FireMode { get; set; } = null;

        public const double DefaultDelay = 0.00;
        public double? Delay { get; set; } = null;

        public const bool DefaultLimitDuration = true;
        public bool? LimitDuration { get; set; } = null;

        public const double DefaultDuration = 10.0;
        public double? Duration { get; set; } = null;

        public const double DefaultCurrent = 1.5;
        public double? Current { get; set; } = null;
        /// <summary>
        /// error for the group, or null if there are no errors
        /// an error at this level means the group can't be imported
        /// </summary>
        public GroupGRPImportError Error { get; set; } = null;        
        public GroupGRPImportGroup ParentGroup { get; set; }

        public string GroupName => null == ParentGroup ? "---" : ParentGroup.GroupName;

        /// <summary>
        /// forces refresh for anything bound to GroupName
        /// </summary>
        public void GroupNameInvalidate()
        {
            OnPropertyChanged("GroupName");
        }
    }
}