using System;
using DTS.Common.DAS.Concepts;
using DTS.Common.Enums.Sensors;
using DTS.Common.Interface.DASFactory;
using DTS.Common.Interface.DASFactory.ARM;
using DTS.Common.Interface.DASFactory.Config;
using DTS.Common.Interface.DASFactory.Diagnostics;
using DTS.Common.Interface.DASFactory.Download;

namespace DTS.DASLib.Service
{
    /// <summary>
    /// Interface to a DAS unit.  The IDASCommunication interface for a DAS unit is the most used
    /// data structure in the API.  Nearly all services performed on the hardware will take a List 
    /// of these interfaces (representing a List of hardware units) as a parameter.  Each DAS unit in 
    /// the real world will have an IDASCommunication interface in the API.  In the case of Configuration, for
    /// example, the local IDASCommunication corresponding to the hardware configuration target is edited, then
    /// ConfigurationService.SetConfiguration(...) is called which basically synchronizes the local IDASCommunication
    /// with the hardware, and vice versa with GetConfiguration(...).
    /// </summary>
    public interface IDASCommunication : IConfiguration,
        IDiagnos,
        ITriggerCheck,
        IRealTime,
        IArmStatus,
        IDownload,
        IInformation,
        IComparable<IDASCommunication>,
        IDisposable,
        IAutoArmStatus,
        IAutoArmed,
        IRangeBandwidthLimited,
        ITimeSynchronization
    {
        
        int RecordId { get; set; }
        /// returns the nominal ranges for the das given a bridge type
        double[] GetNominalRanges(SensorConstants.BridgeType bridge);
        float InputLowVoltage { get; set; }
        float InputMediumVoltage { get; set; }
        float InputHighVoltage { get; set; }
        float BatteryLowVoltage { get; set; }
        float BatteryMediumVoltage { get; set; }
        float BatteryHighVoltage { get; set; }
        double MinimumValidInputVoltage { get; set; }
        double MaximumValidInputVoltage { get; set; }
        double MinimumValidBatteryVoltage { get; set; }
        double MaximumValidBatteryVoltage { get; set; }
        /// <summary>
        /// The serial number of the base unit of this DAS.
        /// </summary>
        string SerialNumber { get; set; }

        /// <summary>
        /// The firmware version currently installed on this DAS.
        /// </summary>
        string FirmwareVersion { get; }

        /// <summary>
        /// This flag is used to tell if arm attributes should be defaulted when arming
        /// or not. It also serves to let the user know that this DAS has not been 
        /// diagnosed.
        /// </summary>
        bool DiagnosticsHasBeenRun { get; set; }

        /// <summary>
        /// this flag is used to tell if configure has been run
        /// this is used prior to when diagnostic results are needed, like the
        /// diagnostics tab or the acquire tab [when running acquire]
        /// </summary>
        bool ConfigureHasBeenRun { get; set; }

        /// <summary>
        /// Count how many channels are configured.
        /// </summary>
        /// <returns>Number of configured channels.</returns>
        int NumberOfConfiguredChannels();

        /// <summary>
        /// Count how many channels we have (regardless if they are configured or not).
        /// </summary>
        /// <returns>Total number of channels</returns>
        int NumberOfChannels();

        /// <summary>
        /// max memory for the das
        /// </summary>
        /// <returns></returns>
        long MaxMemory();

        int MaxModules { get; set; }

        /// <summary>
        /// min sample rate for the das
        /// </summary>
        /// <returns></returns>
        uint MinSampleRate();

        /// <summary>
        /// max sample rate for the das
        /// </summary>
        /// <returns></returns>
        uint MaxSampleRate();

        bool SupportsAutoArm();

        bool SupportsLevelTrigger();

        bool SupportsRealtime();

        bool SupportsMultipleEvents();

        /// <summary>
        /// SLICE can invert trigger, not all das will be able to
        /// </summary>
        /// <returns></returns>
        bool SupportsTriggerInversion();
        bool InvertTrigger { set; }

        /// <summary>
        /// slice can invert start, not all das will be able to
        /// </summary>
        /// <returns></returns>
        bool SupportsStartInversion();
        bool InvertStart { get; set; }

        bool IgnoreShortedStart { get; set; }
        bool IgnoreShortedTrigger { get; set; }

        /// <summary>
        /// SLICE Base firmware supports checking the trigger and start lines as of protocol 7,
        /// this function returns whether the hardware supports checking input status or not
        /// </summary>
        /// <returns></returns>
        bool SupportsHardwareInputCheck();
        /// <summary>
        /// whether to use multiple sample real time or not
        /// for sliceware there are times we need to turn off multiple sample realtime
        /// (like when using a slicedb for instance)
        /// </summary>
        /// <returns></returns>
        bool SupportsMultipleSampleRealtime();
        /// <summary>
        /// whether the DASbase actually controls the DAQ for modules
        /// in the case of TDAS, the modules actually are responsible for the DAQ and the
        /// rack is just a middleman
        /// this is relevant because if the DAQ is controlled by the base then the sample numbers
        /// should match for all modules.
        /// </summary>
        /// <returns></returns>
        bool ControlsDAQ();
        /// <summary>
        /// returns if the new AAF rate is acceptible or not
        /// right now this is only used to handle SLICE2 and it's multiple rate tables
        /// it does this by comparing the AAF rate that the unit was configured with against the new rate
        /// </summary>
        /// <param name="rate">new AAF rate</param>
        /// <returns></returns>
        bool CheckAAF(float rate);

        bool RequireDiagnosticRateMatchSampleRate();

        /// <summary>
        /// returns the phase delay in samples given a module index, a sample rate, and a 
        /// Hardware AAF
        /// some DAS may have one phase delay across all modules, some may have separate phase delays for
        /// individual module types.
        /// 
        /// for now most systems will just return 0 for the phase shift samples as the amount of delay
        /// is only know for a very small number of DAS types
        /// </summary>
        /// <param name="ModuleIndex">module to query</param>
        /// <param name="ActualSampleRate">actual sample rate of data collection</param>
        /// <param name="HardwareAAF">actual rate of Hardware AAF, this is the sum of
        /// fixed and variable AAFs
        /// </param>
        /// <returns></returns>
        ulong GetPhaseShiftSamples(uint ModuleIndex, double ActualSampleRate, uint HardwareAAF, ulong originalT0);

        /// <summary>
        /// returns true if the devices is an ethernet distributor
        /// for now that is SLICEDb, SLICE ECM, SLICE6DB
        /// these are devices that we talk through, but not to for device communication
        /// a rack we communicate with the modules by talking to the rack, so it's not a distributor
        /// </summary>
        /// <returns>returns true if the devices is an ethernet distributor</returns>
        bool IsEthernetDistributor();

        /// <summary>
        /// returns true if the device is a SLICE6DB, originally for the purpose
        /// of knowing when we should download values from external temperature sensors
        /// </summary>
        /// <returns></returns>
        bool IsSlice6Distributor();

        string MACAddress { get; set; }
        string[] DownstreamMACAddresses { get; set; }
        /// <summary>
        /// Indicates that the unit supports selectable channels for realtime streaming
        /// this is for 10572 implement SW side for single command streaming realtime
        /// only SPS supports this currently
        /// </summary>
        bool SupportsIndividualChannelRealtimeStreaming { get; }
    }
}