using System;
using System.Collections.Generic;
using System.Linq;
using Xylem.Common.Production.ProductionUiCordonel.ProductionProcesses.Enum;
using Xylem.Common.Production.ProductionUiCordonel.ProductionProcesses.GenericProcesses;
using Xylem.Common.Production.ProductionUiCordonel.Properties;


namespace Xylem.Common.Production.ProductionUiCordonel.ProductionProcesses
{
    /// <summary>
    /// Concatenation for all production process states:
    /// </summary>
    /// <remarks date="2025-Apr-14" author="Thomas Wiedebusch">
    /// - Initial
    /// </remarks>
    public class BaseProcessStatesDef : IProcessStateDef
    {
        /// <summary>
        /// Collection of state information
        /// </summary>
        public List<ProcessStateStruct> StateContainer { get; }

        /// <summary>
        /// Ctor:
        /// Initialize all hidden standard generic states
        /// </summary>
        protected BaseProcessStatesDef()
        {
            StateContainer = new List<ProcessStateStruct>
             {
                // Waiting for any state change from external (user or program flow state change).
                new ProcessStateStruct(
                    productionProcess: null,
                    processState: ProcessState.Idle,
                    processInfo: Resources.StrStateIdle,
                    productionProcessNo: null,
                    nextStateOnSuccess: ProcessState.Idle),

                // Check if a new meter is connected to collect the according information and settings for it.
                new ProcessStateStruct(
                    productionProcess: null,
                    processState: ProcessState.CheckNewMeter,
                    processInfo: Resources.StrProcessStateCheckNewMeter,
                    productionProcessNo: null,
                    // Repeat the detection process to initialize new objects for the new meter!
                    nextStateOnSuccess: ProcessState.DetectCordonel,
                    // Here the error will be used to fork to the next state. Meaning, this not a new meter: Connect it.
                    errorExitState: ProcessState.ConnectCordonel),

                // Display a user control in red waiting for user input on failed production process.
                new ProcessStateStruct(
                    productionProcess: new ErrorHandler(null),
                    processState: ProcessState.Error,
                    processInfo: Resources.StrProcessStateError,
                    productionProcessNo: null,
                    nextStateOnSuccess: ProcessState.Idle,
                    // Error process needs always to be started even if 'abort' is required by any state
                    startAlways: true),

                // Kick of all tests starting with the first erroneous process.
                new ProcessStateStruct(
                    productionProcess: null,
                    processState: ProcessState.RepeatFailedTests,
                    processInfo: Resources.StrStateRepeatFinalTest,
                    productionProcessNo: null,
                    nextStateOnSuccess: BaseProductionProcess.DoNotChangeStateAfterCompletion),

                // Abort all ongoing processes and fire the cancellation event.
                // The entire production process chain has to be started from the beginning.
                new ProcessStateStruct(
                    productionProcess: null,
                    processState:ProcessState.AbortTest,
                    processInfo:Resources.StrStateSkipping,
                    productionProcessNo:null,
                    nextStateOnSuccess:ProcessState.Idle),

                // Stop all processes but leave the process status list intact.
                // Leave all events for those which are already running intact to force a clean stop.
                new ProcessStateStruct(
                    productionProcess: null,
                    processState:ProcessState.Stop,
                    processInfo:Resources.StrStateUserStop,
                    productionProcessNo:null,
                    nextStateOnSuccess:ProcessState.Idle),

                // Signals to the "ProductionWindow" the state change to print a report
                new ProcessStateStruct(
                    productionProcess: null,
                    processState:ProcessState.PrintSuccessReport,
                    processInfo:Resources.StrStatePrintSuccessReport,
                    productionProcessNo:null,
                    nextStateOnSuccess:ProcessState.Idle),

                // Signals to the "ProductionWindow" the state change to print a report
                new ProcessStateStruct(
                    productionProcess: null,
                    processState:ProcessState.PrintReturnReport,
                    processInfo:Resources.StrStatePrintReturnReport,
                    productionProcessNo:null,
                    nextStateOnSuccess:ProcessState.Idle)
            };
        }

        ///<inheritdoc/>
        public ProcessStateStruct GetProcessStateStructOfState(ProcessState stateMachineState)
        {
            return (from stateContainer in StateContainer
                where stateContainer.ProcessState == stateMachineState
                select stateContainer).FirstOrDefault();
        }

        ///<inheritdoc/>
        public IProductionProcess GetProcessOfState(ProcessState stateMachineState)
        {
            return (from stateContainer in StateContainer
                where stateContainer.ProcessState == stateMachineState
                select stateContainer.ProductionProcess).FirstOrDefault();
        }

        ///<inheritdoc/>
        public String GetStateInfoOfState(ProcessState? stateMachineState)
        {
            if (stateMachineState == null)
                stateMachineState = ProcessState.Error;

            return (from stateContainer in StateContainer
                    where stateContainer.ProcessState == stateMachineState
                    select stateContainer.ProcessInfo).FirstOrDefault();
        }

        ///<inheritdoc/>
        public String GetStateInfoOfProcess(IProductionProcess process)
        {
            return (from stateContainer in StateContainer
                    where stateContainer.ProductionProcess == process
                    select stateContainer.ProcessInfo).FirstOrDefault();
        }

        ///<inheritdoc/>
        public UInt32? GetProductionProcessNoOfProcess(IProductionProcess process)
        {
            return (from stateContainer in StateContainer
                where stateContainer.ProductionProcess == process
                select stateContainer.ProductionProcessNo).FirstOrDefault();
        }

        ///<inheritdoc/>
        public ProcessState GetStateOfFirstProcess()
        {
            return (from stateContainer in StateContainer
                where stateContainer.ProductionProcessNo == 0
                select stateContainer.ProcessState).FirstOrDefault();
        }

        ///<inheritdoc/>
        public ProcessState GetStateOfInfoText(String text)
        {
            return (from stateContainer in StateContainer
                where stateContainer.ProcessInfo == text
                select stateContainer.ProcessState).FirstOrDefault();
        }

        ///<inheritdoc/>
        public ProcessState GetStateOfProcess(IProductionProcess process)
        {
            return (from stateContainer in StateContainer
                    where stateContainer.ProductionProcess == process
                    select stateContainer.ProcessState).FirstOrDefault();
        }

        ///<inheritdoc/>
        public Int32 GetNumberOfInitializedProcesses()
        {
            return StateContainer.Count(stateContainer => stateContainer.ProductionProcessNo != null);
        }

        ///<inheritdoc/>
        public List<IProductionProcess> GetAllProductionProcesses()
        {
            var sortedList = StateContainer
                .Where(y => y.ProductionProcessNo != null)
                .OrderBy(x => x.ProductionProcessNo);
            return (from state in sortedList select state.ProductionProcess).ToList();
        }
    }
}