using DTS.Common.Interface.Sensors;
using DTS.Common.Settings;

namespace DTS.SensorDB
{
    public class DigitalInputSensorDefault : DTS.Common.Base.BasePropertyChanged, IDigitalInputDefaults
    {
        private double _constantCurrentBreakpoint;
        /// <summary>
        /// breakpoint in ADC where transition is made from active state to default state or vice versa
        /// only valid for Constant Current Normally Open (CCNO) or Normally Closed (CCNC)
        /// </summary>
        public double ConstantCurrentBreakpointADC
        {
            get => _constantCurrentBreakpoint;
            set => SetProperty(ref _constantCurrentBreakpoint, value, "ConstantCurrentBreakpointADC");
        }

        private double _voltageBreakpoint;

        /// <summary>
        /// breakpoint in ADC where transition is made from active state to default state or vice versa
        /// only valid for Transition High to Low (THL) or (TLH)
        /// </summary>
        public double VoltageBreakpointADC
        {
            get => _voltageBreakpoint;
            set => SetProperty(ref _voltageBreakpoint, value, "VoltageBreakpointADC");
        }

        private bool _displaySPDADC;
        /// <summary>
        /// whether to display analog SLICE PRO DIGITAL ADC data
        /// </summary>
        public bool DisplaySPDADC
        {
            get => _displaySPDADC;
            set => SetProperty(ref _displaySPDADC, value, "DisplaySPDADC");
        }
        /// <summary>
        /// returns true if properties are valid
        /// </summary>
        /// <returns></returns>
        public bool Validate()
        {
            return true;
        }

        private const string VOLTAGE_INPUT_KEY = "VoltageInputBreakpoint";
        private const string CONSTANT_CURRENT_KEY = "ConstantCurrentInputBreakpoint";
        private const string DISPLAY_SPD_ADC_KEY = "DisplaySPDADC";
        /// <summary>
        /// returns the defaults for digital inputs
        /// </summary>
        /// <param name="user"></param>
        /// <returns></returns>
        public static IDigitalInputDefaults GetDigitalInputDefaults(string user)
        {
            var ccDefault = SettingsDB.GetGlobalValueDouble(CONSTANT_CURRENT_KEY,
                DTS.Common.Constant.DigitalInputs.ConstantCurrentBreakPointDefault);
            var voltageDefault = SettingsDB.GetGlobalValueDouble(VOLTAGE_INPUT_KEY,
                DTS.Common.Constant.DigitalInputs.VoltageInputBreakPointDefault);

            var displaySPDADC = SettingsDB.GetGlobalValueBool(DISPLAY_SPD_ADC_KEY,
                DTS.Common.Constant.DigitalInputs.DisplaySPDADCDefault);

            return new DigitalInputSensorDefault()
            {
                ConstantCurrentBreakpointADC = ccDefault,
                VoltageBreakpointADC = voltageDefault,
                DisplaySPDADC = displaySPDADC
            };
        }

        /// <summary>
        /// commits digital inputs to storage
        /// </summary>
        /// <param name="defaults"></param>
        public static void Save(IDigitalInputDefaults defaults)
        {
            SettingsDB.SetGlobalValueDouble(CONSTANT_CURRENT_KEY, defaults.ConstantCurrentBreakpointADC);
            SettingsDB.SetGlobalValueDouble(VOLTAGE_INPUT_KEY, defaults.VoltageBreakpointADC);
            SettingsDB.SetGlobalValueBoolean(DISPLAY_SPD_ADC_KEY, defaults.DisplaySPDADC);
            DTS.Common.Constant.DigitalInputs.ConstantCurrentBreakPoint = defaults.ConstantCurrentBreakpointADC;
            DTS.Common.Constant.DigitalInputs.VoltageInputBreakPoint = defaults.VoltageBreakpointADC;
            DTS.Common.Constant.DigitalInputs.DisplaySPDADC = defaults.DisplaySPDADC;
        }
        /// <summary>
        /// restores digital input settings to defaults
        /// </summary>
        /// <param name="sensorDefaults"></param>
        public static void RestoreDefaults(IDigitalInputDefaults sensorDefaults)
        {
            sensorDefaults.ConstantCurrentBreakpointADC = DTS.Common.Constant.DigitalInputs.ConstantCurrentBreakPointDefault;
            sensorDefaults.VoltageBreakpointADC = DTS.Common.Constant.DigitalInputs.VoltageInputBreakPointDefault;
            sensorDefaults.DisplaySPDADC = DTS.Common.Constant.DigitalInputs.DisplaySPDADC;
        }
    }
}