// Copyright (C) Stichting Deltares 2023. All rights reserved.
// 
// This file is part of the application DAM - Live.
// 
// DAM - Live is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
// 
// You should have received a copy of the GNU Affero 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.Collections.Generic;
using System.ComponentModel;
using System.Xml.Serialization;
using Deltares.Standard;
using Deltares.Standard.Attributes;
using Deltares.Standard.EventPublisher;
using Deltares.Standard.Language;
using Deltares.Standard.Validation;

namespace Deltares.Dam.Data;

/// <summary>
/// Represents the calculation specifications at project level for DAM.
/// These are the main choices that specify the calculation
/// </summary>
public class DamProjectCalculationSpecification : IVisibleEnabled, IDomain, IRepairer, IDisposable
{
    private static AnalysisType selectedAnalysisType = AnalysisType.NoAdaption;
    private DamFailureMechanismeCalculationSpecification currentSpecification;

    public DamProjectCalculationSpecification()
    {
        DamCalculationSpecifications = new List<DamFailureMechanismeCalculationSpecification>();
        //waterLevelTimeSeriesFileName = @"d:\src\delftgeosystems\trunk\data\Dam\RRD\Groot Salland\DAM UI Testdata\inputshortstart_dam.xml";

        DataEventPublisher.OnAfterChange += DataEventPublisher_OnAfterChange;
    }

    [ReadOnly(true)] //For now make read only as only 1 spec is allowed at this moment
    [Validate]
    public List<DamFailureMechanismeCalculationSpecification> DamCalculationSpecifications { get; }

    /// <summary>
    /// Gets or sets the analysis type for serialization purpose only.
    /// This "dummy" property is and must be only used for serialization/deserialization purposes as the real static property 
    /// SelectedAnalysisType is NOT serialized. This is way its name is deliberately strange.
    /// </summary>
    /// <value>
    /// The analysis type for serialization purpose only.
    /// </value>
    public AnalysisType AnalysisTypeForSerializationPurposeOnly
    {
        get
        {
            return selectedAnalysisType;
        }
        set
        {
            selectedAnalysisType = value;
        }
    }

    /// <summary>
    /// Gets or sets the type of the selected analysis.
    /// </summary>
    /// <value>
    /// The type of the selected analysis.
    /// </value>
    [Label("Analysis type")]
    public static AnalysisType SelectedAnalysisType
    {
        get
        {
            return selectedAnalysisType;
        }
        set
        {
            // Create local instance of DamProjectCalculationSpecification because event handlers need sender
            var r = new DamProjectCalculationSpecification();
            DataEventPublisher.BeforeChange(r, "SelectedAnalysisType");
            selectedAnalysisType = value;
            DataEventPublisher.AfterChange(r, "SelectedAnalysisType");
        }
    }

    [XmlIgnore]
    public DamFailureMechanismeCalculationSpecification CurrentSpecification
    {
        get
        {
            if (currentSpecification == null && DamCalculationSpecifications.Count > 0)
            {
                currentSpecification = DamCalculationSpecifications[0];
            }

            return currentSpecification;
        }
        set
        {
            DataEventPublisher.BeforeChange(this, "CurrentSpecification");
            currentSpecification = value;
            DataEventPublisher.AfterChange(this, "CurrentSpecification");
        }
    }

    [XmlIgnore] [Browsable(false)] public IVisibleEnabledProvider VisibleEnabledProvider { get; set; }

    [Validate]
    public ValidationResult[] Validate()
    {
        if (DamCalculationSpecifications.Count > 1)
        {
            return new[]
            {
                new ValidationResult(ValidationResultType.Error, LocalizationManager.GetTranslatedText(this, "MaxOneCalculationSpecification"),
                                     this, "DamCalculationSpecifications", "DamCalculationSpecifications", this)
            };
        }

        return new ValidationResult[0];
    }

    public void Dispose()
    {
        DataEventPublisher.OnAfterChange -= DataEventPublisher_OnAfterChange;
    }

    public ICollection GetDomain(string property)
    {
        switch (property)
        {
            case "SelectedAnalysisType":
                return new[]
                {
                    AnalysisType.AdaptGeometry,
                    AnalysisType.NoAdaption
                };
            default: return null;
        }
    }

    public void Repair(object subject, string property, string id)
    {
        switch (id)
        {
            case "DamCalculationSpecifications":
                RepairTooManySpecifications();
                break;
        }
    }

    public string GetRepairDescription(object subject, string property, string id)
    {
        switch (id)
        {
            case "DamCalculationSpecifications":
                return LocalizationManager.GetTranslatedText(this, "KeepFirstCalculationSpecification");
            default: return "";
        }
    }

    public bool IsVisible(string property)
    {
        if (DamCalculationSpecifications.Count <= 0)
        {
            return false;
        }

        switch (property)
        {
            case "SelectedAnalysisType": return Location.DamProjectType == DamProjectType.Design;
            case "CurrentSpecification":
            {
                bool bol = (DamCalculationSpecifications.Count > 0) &&
                           (CurrentSpecification.FailureMechanismSystemType ==
                            FailureMechanismSystemType.StabilityInside ||
                            CurrentSpecification.FailureMechanismSystemType ==
                            FailureMechanismSystemType.StabilityOutside);
                return bol;
            }
            case "SelectedStabilityKernelType":
            {
                return VisibleEnabledProvider != null && VisibleEnabledProvider.IsVisible(this, "SelectedStabilityKernelType");
            }
            default: return true;
        }
    }

    public bool IsEnabled(string property)
    {
        switch (property)
        {
            default: return true;
        }
    }

    private void DataEventPublisher_OnAfterChange(object sender, PublishEventArgs e)
    {
        if (sender == currentSpecification)
        {
            DataEventPublisher.AfterChange(this);
        }
    }

    private void RepairTooManySpecifications()
    {
        for (int i = DamCalculationSpecifications.Count - 1; i > 0; i--)
        {
            DamCalculationSpecifications.Remove(DamCalculationSpecifications[i]);
        }
    }
}