using System;
using System.Linq;
using System.Data;

namespace DatabaseExport
{
    public class ISOHardwareChannel //: INotifyPropertyChanged
    {
        public Hardware ParentDAS { get; set; }

        public int SupportedBridges { get; set; } = 12;

        public int SupportedSquibFireModes { get; set; } = 16;

        public int SupportedExcitations { get; set; } = 16;

        public int SupportedDigitalInputModes { get; set; } = 16;

        public int SupportedDigitalOutputModes { get; set; } = 16;

        public int ChannelIdx { get; set; }

        public int DASDisplayOrder { get; set; }

        public string ModuleSerialNumber { get; set; } = "";

        public int ModuleArrayIndex { get; set; } = 0;

        public ISOHardwareChannel(ISOHardwareChannel copy, Hardware h)
        {
            SupportedSquibFireModes = copy.SupportedSquibFireModes;
            SupportedExcitations = copy.SupportedExcitations;
            SupportedDigitalOutputModes = copy.SupportedDigitalOutputModes;
            SupportedDigitalInputModes = copy.SupportedDigitalInputModes;
            SupportedBridges = copy.SupportedBridges;
            ParentDAS = h;
            LocalOnly = copy.LocalOnly;
            DASDisplayOrder = copy.DASDisplayOrder;
            ChannelIdx = copy.ChannelIdx;
            ModuleArrayIndex = copy.ModuleArrayIndex;
            ModuleSerialNumber = copy.ModuleSerialNumber;
        }

        public ISOHardwareChannel(DataRow dr, Hardware hardware)
        {
            ParentDAS = hardware;

            var fields = Enum.GetValues(typeof(DbOperations.DAS.DASChannelFields)).Cast<DbOperations.DAS.DASChannelFields>().ToArray();
            foreach (var field in fields)
            {
                var o = dr[field.ToString()];
                if (DBNull.Value.Equals(o)) { continue; }
                switch (field)
                {
                    case DbOperations.DAS.DASChannelFields.ChannelIdx:
                        ChannelIdx = Convert.ToInt32(o);
                        break;
                    case DbOperations.DAS.DASChannelFields.HardwareId:
                        //don't need, it gets it from the hardware passed in
                        break;
                    case DbOperations.DAS.DASChannelFields.SupportedBridges:
                        SupportedBridges = Convert.ToInt32(o);
                        break;
                    case DbOperations.DAS.DASChannelFields.SupportedExcitations:
                        SupportedExcitations = Convert.ToInt32(o);
                        break;
                    case DbOperations.DAS.DASChannelFields.SupportedDigitalInputModes:
                        SupportedDigitalInputModes = Convert.ToInt32(o);
                        break;
                    case DbOperations.DAS.DASChannelFields.SupportedDigitalOutputModes:
                        SupportedDigitalOutputModes = Convert.ToInt32(o);
                        break;
                    case DbOperations.DAS.DASChannelFields.SupportedSquibFireModes:
                        SupportedSquibFireModes = Convert.ToInt32(o);
                        break;
                    case DbOperations.DAS.DASChannelFields.DASDisplayOrder:
                        DASDisplayOrder = Convert.ToInt32(o);
                        break;
                    case DbOperations.DAS.DASChannelFields.ModuleSerialNumber:
                        ModuleSerialNumber = o as string;
                        break;
                    case DbOperations.DAS.DASChannelFields.LocalOnly:
                        LocalOnly = Convert.ToBoolean(o);
                        break;
                    case DbOperations.DAS.DASChannelFields.ModuleArrayIndex:
                        ModuleArrayIndex = Convert.ToInt32(o);
                        break;
                    default:
                        throw new NotSupportedException("Unknown field:" + field.ToString());
                }
            }
        }

        public bool LocalOnly { get; set; } = false;

        public static int PhysicalCompare(ISOHardwareChannel left, ISOHardwareChannel right)
        {
            if (left == right) { return 0; }
            if (null == left) { return -1; }
            if (null == right) { return 1; }
            return left.ChannelIdx.CompareTo(right.ChannelIdx);
        }
    }
}