///
/// Copyright (c) 2015-2022 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using log4net;
using Common;
using Config.Entities;
using TBF.Rig.GenericDevices;
using TBF.Rig.Sequences;
using TBF.UiBridge;

namespace TBF.Rig.TestMethods.iPerlCommunication
{
    public class TestMethod : ComponentBase, ISimultTestMethod, ISequenceCondition, ISessionDataMngmnt
	{
		private static readonly ILog log = LogManager.GetLogger(typeof(TestMethod));
        protected static readonly ILog rfidDataLogger = LogManager.GetLogger("RfidData");

        public override string ToString() { return string.Format("{0}({1})", ClassName, Cfg.ToString(-1)); }

		public bool CanTest(MetersKind meters) { return meters == MetersKind.Single; }
        public bool DoTransitions() { return false; }

		public bool SimultWithPrevious { get { return testMethodCfg.TestParams.SimultWithPrevious; } }
		public bool SimultWithNext { get { return testMethodCfg.TestParams.SimultWithNext; } }

        #region Configuration Change Handling

        public static void OnCfgChange(object sender, CfgChangeArgs args)
        {
            if (CfgChangeHandler == null) return;
            try { CfgChangeHandler(sender, args); }
            catch (Exception e) { log.Error("CfgChangeHandler(...) failed", e); }
        }

        public static event EventHandler<CfgChangeArgs> CfgChangeHandler;

        public override void StartChangeHandler()
        {
            CfgChangeHandler += delegate(object sender, CfgChangeArgs args)
            {
                TestMethodCfg tmpCfg = args.Cfg as TestMethodCfg;
                if (tmpCfg != null && tmpCfg.Name.Equals(Name))
                {
                    if (args.Command == CfgChangeCmd.CfgChange)
                    {
                        testMethodCfg.CommTimeout = tmpCfg.CommTimeout;
                        testMethodCfg.DelayBetweenRetries = tmpCfg.DelayBetweenRetries;
                        testMethodCfg.MaxCommRetries = tmpCfg.MaxCommRetries;
                        testMethodCfg.IperlCheckErrorsToStop = tmpCfg.IperlCheckErrorsToStop;
                        testMethodCfg.UseWebService = tmpCfg.UseWebService;
                        testMethodCfg.BaseUrl = tmpCfg.BaseUrl;
                        testMethodCfg.RelativeUrl = tmpCfg.RelativeUrl;
                    }
                }
            };
        }

        #endregion Configuration Change Handling


        readonly TestMethodCfg testMethodCfg;
        
        public bool[] IperlCommMilestone;
        IList<IOperation> sequenceConditionOps;

		public TestMethod()
        {
            CreateMilestonesAndConditions();
        }

		public TestMethod(Generic.IComponentCfg cfg)
            : base(cfg)
        {
			testMethodCfg = cfg as TestMethodCfg;
            CreateMilestonesAndConditions();
        }

        void CreateMilestonesAndConditions()
        {
            IperlCommMilestone = new bool[(int)ConditionID.Count];

            sequenceConditionOps = new List<IOperation>();
            for (ConditionID id = ConditionID.A; id < ConditionID.Count; id++)
            {
                sequenceConditionOps.Add(new SequenceConditionOp(this, id));
            }
        }

        /// IDevice interface - only Initialize() is used
        public override void Initialize()
        {
            if (DebugLevel == DebugMode.Normal)
            {
                rfidDataLogger.Fatal("------------------------------------------------------------------------");
                rfidDataLogger.FatalFormat("Test Bench Framework  ver. {0}", Program.Version);

                log.FatalFormat("{0} initialized: {1}", Name, this);
            }
            else
            {
                log.FatalFormat("{0} simulated: {1}", Name, this);
            }
        }

		public IList<Event> Execute(Test test, int repetNr, bool isLastRepetition)
		{
            if (DebugLevel == DebugMode.Normal)
            {
			    return (new iPerlCommunicationSeq()).Execute(test, repetNr, this, testMethodCfg.TestParams);
            }
            else
            {
                /// DebugLevel == DebugMode.Simulate
                (new iPerlCommunicationSeq()).MakeSimulatedTrivial(test, repetNr, test.Part);
                Bridge.OnTestProgress(this, new TestProgressEventArgs(test, 1, Progress.Completed));
                Bridge.OnTestCompleted(this, new TestCompletedEventArgs(test.Name, ProcessData.BatchRslts.GetTestRslt(Common.Utils.GetTestName(test.Name, 1, 1), 0)));
                return new List<Event> { Event.Done };
            }
        }


        public int ConditionsCount { get { return (int)ConditionID.Count; } }

        public string ConditionName(int i)
        {
            return (i >= 0 && i < (int)ConditionID.Count) ? ConditionOp(i).ToString() : string.Empty;
        }

        public IOperation ConditionOp(int i)
        {
            return (i >= 0 && i < (int)ConditionID.Count) ? sequenceConditionOps[i] : null;
        }


        public void StartSession()
        {
            /// Clear milestones
            if (IperlCommMilestone != null)
            {
                for (int i = 0; i < IperlCommMilestone.Length; i++)
                {
                    IperlCommMilestone[i] = false;
                }
            }
        }

        public void SaveMark(object o)
        {
            /// No marks
        }

        public void EndSession()
        {
            /// Nothing at the end of session
        }
    }
}