// Copyright (C) Stichting Deltares 2021. All rights reserved.
//
// This file is part of the application DAM - Clients Library.
//
// DAM - UI is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// All names, logos, and references to "Deltares" are registered trademarks of
// Stichting Deltares and remain full property of Stichting Deltares at all times.
// All rights reserved.

using System;
using System.Collections;
using System.ComponentModel;
using System.Xml.Serialization;
using Deltares.Dam.Data.UISupport;
using Deltares.Standard;
using Deltares.Standard.Attributes;
using Deltares.Standard.EventPublisher;
using Deltares.Standard.Validation;

namespace Deltares.Dam.Data
{
    /// <summary>
    /// 
    /// </summary>
    public class DamFailureMechanismeCalculationSpecification: IDomain, IVisibleEnabled
    {
        private FailureMechanismSystemType failureMechanismSystemType;
        private PipingModelType pipingModelType = PipingModelType.Sellmeijer4Forces;
        private Enum calculationModel; 
        private FailureMechanismeParamatersMStab failureMechanismeParamatersMStab;
                private static DamProjectType damProjectType;
        private Boolean firstTime = true;

        public DamFailureMechanismeCalculationSpecification()
        {
            //Todo interface
            failureMechanismSystemType = FailureMechanismSystemType.StabilityInside;
            failureMechanismeParamatersMStab = new FailureMechanismeParamatersMStab();
            CalculationModel = failureMechanismeParamatersMStab.MStabParameters.Model;
            FailureMechanismeParamatersMStab.MStabParameters.GridPosition = MStabGridPosition.Right;
            ReadUserSettingsSlipCircleDefinition();
        }

        [Browsable(false)]
        [Validate]
        public FailureMechanismeParamatersMStab FailureMechanismeParamatersMStab
        {
            get { return failureMechanismeParamatersMStab; } 
            set { failureMechanismeParamatersMStab = value; }
        }

        [Label("Failure mechanism")]
        [PropertyOrder(1, 0)]
        public FailureMechanismSystemType FailureMechanismSystemType
        {
            get { return failureMechanismSystemType; }
            set
            {
                // Make sure the set is done for the very first time too even when the value has not changed (MWDAM-1199).
                if (failureMechanismSystemType != value || firstTime)
                {
                    firstTime = false;
                    DataEventPublisher.BeforeChange(this, "FailureMechanismSystemType");
                    failureMechanismSystemType = value;
                    // To solve MWDAM-592, remember the current pipingmodeltype as this gets reset by setting the
                    // calculationmodel. Only switch it back when needed.
                    var oldPipingModelType = pipingModelType;
                    foreach (Enum possibleModel in this.GetDomain("CalculationModel"))
                    {
                        this.CalculationModel = possibleModel;
                        break;
                    }
                    switch (failureMechanismSystemType)
                    {
                        case FailureMechanismSystemType.StabilityInside:
                            failureMechanismeParamatersMStab.MStabParameters.GridPosition = MStabGridPosition.Right;
                            break;
                        case FailureMechanismSystemType.StabilityOutside:
                            failureMechanismeParamatersMStab.MStabParameters.GridPosition = MStabGridPosition.Left;
                            break;
                        case FailureMechanismSystemType.Piping:
                            PipingModelType = oldPipingModelType;
                            break;
                    }   
                    DataEventPublisher.AfterChange(this, "FailureMechanismSystemType");
                }
            }
        }

        [Browsable(false)]
        public PipingModelType PipingModelType
        {
            get { return pipingModelType; }
            set
            {
                pipingModelType = value;
                if (failureMechanismSystemType == FailureMechanismSystemType.Piping)
                {
                    CalculationModel = pipingModelType;
                }
            }
        }

        [Browsable(false)]
        public static DamProjectType DamProjectType
        {
            get { return damProjectType; }
            set { damProjectType = value; }
        }

        /// <summary>
        /// The calculationmodel is only needed to support the selection of the modeltype in the UI. The dropdownlist
        /// in the UI depends on this. This set can be filled with any proper types (for piping, stabilty etc) for any 
        /// mechanism instead of the fixed types per mechanism.
        /// </summary>
        [XmlIgnore]
        [Label("Model")]
        [PropertyOrder(1, 1)]
        public Enum CalculationModel 
        {
            get { return calculationModel; } 
            set
            {
                DataEventPublisher.BeforeChange(this, "CalculationModel");
                calculationModel = value;
                if (value is PipingModelType)
                {
                    pipingModelType = (PipingModelType) value;
                }
                else
                {
                    failureMechanismeParamatersMStab.MStabParameters.Model = (MStabModelType)value;
                }
                DataEventPublisher.AfterChange(this, "CalculationModel");
            }
        }

        [Browsable(false)]
        public MStabModelType StabilityModelType
        {
            get { return failureMechanismeParamatersMStab.MStabParameters.Model; }
            set
            {
                failureMechanismeParamatersMStab.MStabParameters.Model = value;
                if (failureMechanismSystemType != FailureMechanismSystemType.Piping)
                {
                    CalculationModel = value;
                }
            }
        }

        public void Assign(DamFailureMechanismeCalculationSpecification damFailureMechanismeCalculation)
        {
            failureMechanismSystemType = damFailureMechanismeCalculation.FailureMechanismSystemType;
            calculationModel = damFailureMechanismeCalculation.CalculationModel;
            pipingModelType = damFailureMechanismeCalculation.pipingModelType;
            failureMechanismeParamatersMStab.Assign(damFailureMechanismeCalculation.FailureMechanismeParamatersMStab);
            StabilityModelType = damFailureMechanismeCalculation.StabilityModelType;
            //assign interface
        }

        public DamFailureMechanismeCalculationSpecification Clone()
        {
            DamFailureMechanismeCalculationSpecification damFailureMechanismeCalculation = new DamFailureMechanismeCalculationSpecification();

            damFailureMechanismeCalculation.Assign(this);

            return damFailureMechanismeCalculation;
        }

        public override string ToString()
        {
            string description = "";
            description += String.Format("{0}", this.FailureMechanismSystemType);
            if ((this.FailureMechanismSystemType == FailureMechanismSystemType.StabilityInside) ||
              (this.FailureMechanismSystemType == FailureMechanismSystemType.StabilityOutside))
            {
                //interface?
                description += String.Format(" ({0})", this.FailureMechanismeParamatersMStab.MStabParameters.Model);
            }

            return description;
        }

        public ICollection GetDomain(string property)
        {
            switch (property)
            {
                case "CalculationModel":
                    return (ConfigurationManager.Instance.GetAvailableMechanismModels(DamProjectType, failureMechanismSystemType));
                case "PipingModelType":
                    return (ConfigurationManager.Instance.GetAvailableMechanismModels(DamProjectType, FailureMechanismSystemType.Piping));
                case "FailureMechanismSystemType":
                    return (ConfigurationManager.Instance.GetAvailableFailureMechanisms(DamProjectType));
                case "StabilityKernelType":
                    return (ConfigurationManager.Instance.GetAvailableFailureMechanisms(DamProjectType));
                default: return null;
            }
        }

        public bool IsEnabled(string property)
        {
            if (Equals(nameof(CalculationModel), property) 
            && (FailureMechanismSystemType == FailureMechanismSystemType.StabilityOutside 
            || FailureMechanismSystemType == FailureMechanismSystemType.StabilityInside))
            {
                return false; // Disable model selection when stability is active, as only UpliftVan is currently supported.
            }

            return true;
        }

        public bool IsVisible(string property)
        {
            if (Equals(property, nameof(FailureMechanismeParamatersMStab)))
            {
                switch (FailureMechanismSystemType)
                {
                    case FailureMechanismSystemType.StabilityInside: return true;
                    case FailureMechanismSystemType.StabilityOutside: return false;
                    case FailureMechanismSystemType.HorizontalBalance: return false;
                    case FailureMechanismSystemType.Piping: return false;
                    default: return true;
                }
            }

            return true;
        }

        /// <summary>
        /// Determines whether slip circle definition is undefined.
        /// </summary>
        /// <returns>
        ///   <c>true</c> if [is slip circle definition undefined]; otherwise, <c>false</c>.
        /// </returns>
        public bool IsSlipCircleDefinitionUndefined()
        {
            bool isSlipCircleDefinitionUndefined = (failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition == null);
            if (!isSlipCircleDefinitionUndefined)
            {
                isSlipCircleDefinitionUndefined = (failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanLeftGridHorizontalPointCount == 0);
            }
            return isSlipCircleDefinitionUndefined;
        }

        /// <summary>
        /// Reads the user settings.
        /// </summary>
        public void ReadUserSettingsSlipCircleDefinition()
        {
            if (failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition == null)
            {
                failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition = new SlipCircleDefinition();
            }
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanTangentLinesDefinition = Properties.Settings.Default.SlipCircleUpliftVanTangentLinesDefinition;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanTangentLinesDistance = Properties.Settings.Default.SlipCircleUpliftVanTangentLinesDistance;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.BishopTangentLinesDefinition = Properties.Settings.Default.SlipCircleBishopTangentLinesDefinition;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.BishopTangentLinesDistance = Properties.Settings.Default.SlipCircleBishopTangentLinesDistance;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.GridSizeDetermination = Properties.Settings.Default.SlipCircleGridSizeDetermination;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanLeftGridVerticalPointCount = Properties.Settings.Default.SlipCircleUpliftVanLeftGridVerticalPointCount;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanLeftGridVerticalPointDistance = Properties.Settings.Default.SlipCircleUpliftVanLeftGridVerticalPointDistance;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanLeftGridHorizontalPointCount = Properties.Settings.Default.SlipCircleUpliftVanLeftGridHorizontalPointCount;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanLeftGridHorizontalPointDistance = Properties.Settings.Default.SlipCircleUpliftVanLeftGridHorizontalPointDistance;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanRightGridVerticalPointCount = Properties.Settings.Default.SlipCircleUpliftVanRightGridVerticalPointCount;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanRightGridVerticalPointDistance = Properties.Settings.Default.SlipCircleUpliftVanRightGridVerticalPointDistance;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanRightGridHorizontalPointCount = Properties.Settings.Default.SlipCircleUpliftVanRightGridHorizontalPointCount;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.UpliftVanRightGridHorizontalPointDistance = Properties.Settings.Default.SlipCircleUpliftVanRightGridHorizontalPointDistance;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.BishopGridVerticalPointCount = Properties.Settings.Default.SlipCircleBishopGridVerticalPointCount;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.BishopGridVerticalPointDistance = Properties.Settings.Default.SlipCircleBishopGridVerticalPointDistance;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.BishopGridHorizontalPointCount = Properties.Settings.Default.SlipCircleBishopGridHorizontalPointCount;
            failureMechanismeParamatersMStab.MStabParameters.SlipCircleDefinition.BishopGridHorizontalPointDistance = Properties.Settings.Default.SlipCircleBishopGridHorizontalPointDistance;
       }
    }
}